IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 9.7 4.1 1.2 ****** 1962 -5.9 -1.0 7.3 8.1 13.5 16.0 20.5 19.6 15.3 10.3 4.1 0.3 26.4 1963 0.6 1.8 2.0 9.1 11.8 16.6 19.8 18.9 16.5 11.2 3.3 -5.5 25.3 1964 -15.2 -2.9 4.9 5.0 13.3 18.1 19.0 19.0 15.7 7.9 3.6 -4.8 34.2 1965 -6.8 -4.6 3.8 6.0 13.6 16.6 19.0 19.8 15.6 7.6 3.2 0.3 26.6 1966 2.3 1.5 3.9 8.4 12.6 18.4 20.3 21.2 16.8 9.0 5.7 1.4 19.8 1967 -3.8 -3.6 0.2 5.3 13.5 15.2 17.8 18.9 15.3 9.5 4.6 -2.8 22.7 1968 -4.9 -3.6 1.6 7.3 14.0 15.8 20.0 19.7 15.9 11.1 5.4 -1.3 24.9 1969 -5.0 -5.8 4.2 6.2 12.0 17.7 17.3 18.3 13.7 8.5 1.8 0.4 24.1 1970 -5.1 -0.0 4.4 9.7 12.9 15.9 18.0 18.2 13.7 9.6 5.1 -5.0 23.3 1971 -10.9 -5.4 4.8 8.1 15.5 17.3 21.0 18.4 14.9 9.4 3.6 -2.7 31.9 1972 -11.4 -12.4 -1.3 9.0 11.0 15.9 20.1 17.7 16.4 12.4 3.6 -9.8 32.5 1973 -11.2 -3.2 2.7 7.6 12.0 15.6 19.7 21.4 15.7 13.5 1.0 -6.4 32.6 1974 -11.2 -6.9 1.5 6.9 14.4 18.2 18.1 17.3 14.2 10.2 4.6 -3.2 29.4 1975 -4.4 -1.6 1.0 10.6 13.6 17.9 21.5 19.8 16.4 9.3 2.8 -3.8 25.9 1976 -3.7 -5.9 -0.2 8.3 11.9 16.7 20.2 23.2 17.5 11.8 4.7 0.8 29.1 1977 -7.9 0.5 7.2 9.6 13.1 18.0 19.0 20.5 16.8 7.9 3.6 -2.2 28.4 1978 -0.8 1.1 5.1 9.8 12.9 15.1 20.2 18.6 13.9 7.8 -5.7 -1.9 25.9 1979 -3.9 0.8 2.5 8.0 11.2 15.8 19.5 18.2 16.0 11.2 7.0 -3.0 23.4 1980 -8.8 -5.1 -0.1 7.5 11.6 15.3 20.6 17.9 13.2 7.6 3.0 -3.1 29.4 1981 ****** ****** 5.3 7.4 11.0 15.3 20.0 20.8 17.1 11.4 4.5 2.2 ****** 1982 ****** ****** ****** 11.2 13.7 17.0 21.5 19.1 16.4 8.4 -0.1 ****** ****** 1983 ****** ****** ****** 8.3 13.9 22.2 17.4 21.4 15.7 9.9 7.3 ****** ****** 1984 -2.6 -3.5 4.4 8.9 10.3 16.5 22.7 19.8 16.8 10.4 ****** -7.2 ****** 1985 -4.3 -2.0 -1.2 10.0 14.2 17.6 19.7 19.3 17.0 8.7 5.7 -2.3 24.0 1986 -3.8 -0.5 0.5 9.5 12.0 15.4 20.7 20.4 16.2 11.1 ****** ****** ****** 1987 0.3 1.8 3.1 7.3 15.0 18.4 19.6 18.6 15.6 7.6 4.2 -0.4 20.0 1988 -6.9 -5.6 3.1 8.4 13.0 16.9 19.2 18.6 15.6 11.3 4.3 -0.8 26.1 1989 -11.6 -10.7 3.6 10.5 13.2 18.2 22.0 21.0 16.0 11.9 5.6 -0.1 33.6 1990 -8.6 -4.5 2.1 7.0 12.5 17.6 20.6 19.2 17.0 9.7 5.7 -1.8 29.2 1991 -4.9 -3.8 2.7 9.3 12.0 16.8 20.4 20.4 15.6 11.1 4.9 -3.1 25.3 1992 -4.0 -1.8 0.6 9.6 12.7 19.9 25.1 23.2 19.7 14.3 7.3 1.2 29.1 1993 -2.3 -0.3 3.0 10.2 14.9 20.8 25.4 24.4 21.4 14.2 4.7 2.1 27.7 1994 1.2 1.8 7.0 13.1 16.0 21.3 25.0 25.5 20.1 14.9 7.6 -0.4 25.9 1995 2.8 3.4 7.1 10.9 17.2 20.6 25.2 26.8 20.9 13.2 7.2 1.6 25.2 1996 -3.2 -0.8 1.8 7.4 14.4 16.2 21.0 20.9 16.9 10.2 3.5 3.0 24.2 1997 -4.8 -7.7 -1.0 8.3 12.8 17.7 19.8 21.7 14.8 11.7 3.8 -0.6 29.4 1998 -7.2 -5.9 2.7 9.6 13.6 18.9 19.9 21.1 16.7 10.5 7.4 2.7 28.3 1999 -1.4 0.5 3.1 8.3 13.8 18.4 19.1 22.7 16.4 11.3 2.6 0.9 24.1 2000 -3.0 -2.5 1.7 10.7 14.1 17.5 21.2 20.9 16.5 9.2 2.8 0.5 24.2 MEAN -5.1 -2.7 2.8 8.6 13.2 17.4 20.4 20.3 16.3 10.4 4.2 -1.4 25.5 SD 4.21 3.59 2.34 1.69 1.44 1.75 2.00 2.13 1.78 1.93 2.40 2.95 2.35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.2 -3.1 -5.8 ****** 1962 -10.7 -6.1 -2.1 1.4 5.6 8.1 11.9 11.2 6.5 2.8 -2.8 -5.1 1.7 1963 -3.7 -4.1 -4.2 3.0 5.5 8.0 11.8 11.1 7.1 3.6 -3.8 -10.8 2.0 1964 -21.2 -7.1 -0.1 -0.4 4.8 9.8 10.6 10.5 5.3 -1.2 -3.8 -11.1 -0.3 1965 -11.3 -9.4 -2.4 0.3 5.6 8.3 10.9 11.4 6.9 2.4 -3.7 -6.4 1.0 1966 -3.6 -4.3 -2.3 2.0 4.9 9.8 11.3 12.1 8.5 3.5 -2.3 -4.0 3.0 1967 -8.4 -8.6 -4.6 -0.3 6.6 6.6 10.0 10.5 7.1 2.6 -1.0 -8.6 1.0 1968 -11.2 -10.5 -4.1 1.2 7.4 8.4 11.1 10.9 7.6 2.5 -1.8 -6.4 1.3 1969 -10.7 -12.4 -0.7 1.0 4.1 8.9 8.8 8.6 3.7 0.7 -6.6 -7.1 -0.1 1970 -12.0 -7.4 -2.2 2.8 4.3 5.7 8.5 8.7 3.4 -1.1 -3.1 -9.6 -0.2 1971 -17.0 -11.9 -1.4 2.5 8.6 10.5 13.5 8.9 4.9 0.2 -3.1 -7.5 0.7 1972 -17.2 -19.6 -5.5 3.4 5.5 7.5 12.4 9.1 7.0 3.4 -2.9 -15.6 -1.0 1973 -18.1 -8.9 -3.2 0.9 4.4 7.6 11.1 12.3 6.1 3.8 -5.3 -13.0 -0.2 1974 -17.8 -12.9 -3.0 1.0 5.5 8.8 10.7 9.6 6.0 0.4 -2.5 -9.0 -0.3 1975 -10.6 -6.9 -5.0 1.5 6.2 9.5 12.3 10.5 7.8 1.3 -4.3 -9.7 1.1 1976 -9.3 -11.7 -4.1 2.4 4.9 7.9 10.4 15.4 10.9 6.0 -1.1 -4.6 2.2 1977 -12.2 -5.4 1.9 3.1 6.2 9.3 10.2 11.2 6.7 -0.7 -3.9 -6.6 1.7 1978 -6.1 -4.8 -2.3 2.9 5.0 7.7 10.4 8.6 -0.8 -4.1 -14.5 -8.8 -0.6 1979 -9.8 -5.2 -4.0 -0.9 1.6 7.6 8.9 5.9 3.3 1.2 -2.0 -11.7 -0.4 1980 -16.3 -13.7 -8.3 -2.3 1.7 3.1 8.8 5.7 0.1 -4.2 -6.0 -12.8 -3.7 1981 ****** ****** -1.1 1.1 4.0 8.1 11.7 11.9 6.6 3.0 -3.6 -4.5 ****** 1982 ****** ****** ****** 3.8 7.6 8.6 12.3 9.8 6.9 2.2 -5.1 ****** ****** 1983 ****** ****** ****** -0.1 7.4 12.4 9.3 13.1 6.3 0.4 1.4 ****** ****** 1984 -9.9 -8.6 -1.2 1.9 3.5 8.1 13.6 10.5 6.4 1.5 ****** -12.7 ****** 1985 -9.8 -6.4 -7.5 3.5 5.5 8.0 11.0 9.6 6.8 -0.0 -2.0 -8.4 0.9 1986 -10.0 -6.2 -5.5 2.8 4.5 6.5 11.2 11.1 4.7 3.1 ****** ****** ****** 1987 -6.3 -3.5 -1.9 -0.6 6.7 9.3 10.5 9.7 6.8 1.7 -3.0 -4.8 2.1 1988 -12.0 -11.0 -2.2 2.0 5.2 8.4 11.6 11.8 6.4 3.3 -1.9 -6.6 1.2 1989 -18.4 -18.3 -2.2 1.9 4.5 8.5 13.4 12.5 6.9 4.3 0.2 -6.0 0.6 1990 -15.2 -9.8 -4.0 0.2 4.3 8.2 12.1 10.4 6.4 1.3 -2.8 -8.5 0.2 1991 -10.7 -10.0 -2.3 2.5 4.9 8.7 12.2 11.8 5.9 3.7 -1.2 -6.6 1.6 1992 -7.7 -4.9 -3.3 4.5 8.2 13.9 18.1 17.0 13.3 7.6 2.9 -1.9 5.7 1993 -5.4 -3.5 -1.4 5.0 9.7 14.3 19.0 18.2 14.4 8.6 1.5 -1.3 6.6 1994 -2.0 -1.8 2.5 7.7 10.2 15.1 18.1 18.9 14.1 9.5 3.8 -3.4 7.7 1995 -1.0 -0.7 2.0 6.0 11.9 14.8 18.7 19.6 14.2 7.1 2.2 -2.5 7.7 1996 -8.2 -6.8 -3.3 1.3 7.3 7.7 12.6 11.6 7.4 2.8 -4.2 -2.8 2.1 1997 -11.5 -15.1 -6.1 0.8 5.0 9.2 11.5 12.3 5.9 3.1 -2.5 -6.6 0.5 1998 -13.6 -11.6 -2.7 2.0 5.7 9.9 11.3 11.7 7.4 0.8 -0.4 -4.3 1.4 1999 -6.6 -6.6 -4.3 0.9 4.9 9.1 10.9 13.8 7.2 2.7 -3.8 -5.4 1.9 2000 -8.6 -8.7 -4.9 3.3 6.0 8.3 11.7 11.9 7.2 2.0 -3.5 -4.0 1.7 MEAN -10.7 -8.5 -2.9 1.9 5.8 9.0 11.9 11.5 6.9 2.3 -2.6 -7.1 1.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 19.1 11.4 8.1 ****** 1962 -1.1 4.1 16.7 14.9 21.4 23.9 29.1 28.0 24.2 17.9 11.1 5.8 16.3 1963 5.0 7.8 8.3 15.3 18.0 25.2 27.7 26.7 26.0 18.9 10.5 -0.2 15.7 1964 -9.2 1.4 10.0 10.5 21.7 26.3 27.4 27.5 26.2 16.9 10.9 1.5 14.3 1965 -2.4 0.3 9.9 11.7 21.7 24.9 27.1 28.2 24.2 12.7 10.2 6.9 14.6 1966 8.2 7.4 10.2 14.9 20.3 27.1 29.3 30.2 25.2 14.6 13.7 6.9 17.3 1967 0.8 1.5 4.9 10.8 20.4 23.8 25.7 27.4 23.6 16.4 10.2 3.1 14.0 1968 1.3 3.3 7.4 13.4 20.6 23.1 29.0 28.5 24.2 19.6 12.6 3.7 15.6 1969 0.8 0.8 9.0 11.3 19.9 26.4 25.7 28.0 23.6 16.3 10.1 7.8 15.0 1970 1.8 7.4 11.0 16.6 21.5 26.2 27.5 27.6 24.0 20.4 13.2 -0.5 16.4 1971 -4.7 1.1 11.0 13.8 22.4 24.0 28.6 27.9 25.0 18.6 10.3 2.1 15.0 1972 -5.6 -5.2 2.9 14.6 16.4 24.3 27.9 26.2 25.9 21.4 10.0 -4.0 12.9 1973 -4.3 2.6 8.5 14.4 19.7 23.6 28.2 30.5 25.4 23.1 7.3 0.2 14.9 1974 -4.6 -0.9 6.0 12.8 23.4 27.6 25.4 25.1 22.3 20.0 11.8 2.6 14.3 1975 1.7 3.8 7.1 19.6 21.0 26.4 30.7 29.1 24.9 17.3 10.0 2.1 16.1 1976 1.8 -0.1 3.6 14.2 18.9 25.4 30.1 31.0 24.2 17.6 10.5 6.2 15.3 1977 -3.6 6.4 12.6 16.1 20.0 26.6 27.8 29.9 26.9 16.4 11.1 2.1 16.0 1978 4.2 7.1 12.5 16.7 20.8 22.6 30.0 28.5 28.6 19.7 3.2 5.0 16.6 1979 2.6 6.8 9.1 16.9 20.8 24.0 30.1 30.5 28.6 21.1 15.8 5.7 17.7 1980 -1.3 3.6 8.1 17.3 21.5 27.5 32.5 30.1 26.4 19.5 11.9 6.6 17.0 1981 2.5 5.1 11.7 14.0 18.2 22.8 28.2 29.6 27.5 20.0 12.6 8.6 16.7 1982 ****** ****** ****** 18.6 19.8 25.1 30.6 28.6 25.9 14.8 4.5 ****** ****** 1983 -4.1 -0.5 6.5 16.1 20.3 32.1 25.5 29.7 25.1 19.5 13.2 ****** ****** 1984 4.4 1.7 10.2 16.0 16.9 24.9 31.8 29.1 27.1 18.4 7.8 -1.7 15.5 1985 1.1 2.0 5.0 16.6 22.8 27.2 28.4 29.0 27.2 17.5 13.6 3.7 16.2 1986 2.4 5.1 6.5 16.1 19.5 24.3 30.2 29.6 27.7 19.1 ****** ****** ****** 1987 6.5 6.9 7.6 15.4 23.3 27.3 28.4 27.8 24.4 12.8 11.6 4.1 16.3 1988 -1.8 -0.3 8.4 14.7 20.9 25.4 26.8 25.5 24.8 19.2 10.7 5.2 15.0 1989 -4.9 -3.3 9.4 19.2 21.9 27.8 30.6 29.5 25.0 19.4 10.9 5.9 16.0 1990 -2.0 0.9 8.1 13.8 20.6 27.1 29.1 27.9 27.5 18.1 14.2 5.0 15.9 1991 0.8 2.5 7.8 16.1 19.1 25.0 28.7 29.2 25.4 18.6 11.1 0.5 15.4 1992 -0.4 1.4 4.4 14.8 17.2 25.8 32.0 29.3 26.0 20.9 11.7 4.2 15.6 1993 0.8 2.9 7.4 15.5 20.0 27.2 31.7 30.6 28.5 19.8 7.8 5.6 16.5 1994 4.4 5.4 11.4 18.4 21.8 27.5 31.9 32.1 26.1 20.4 11.3 2.6 17.8 1995 6.7 7.5 12.2 15.8 22.6 26.4 31.8 34.0 27.6 19.2 12.2 5.7 18.5 1996 1.7 5.2 6.9 13.4 21.5 24.6 29.4 30.2 26.3 17.6 11.1 8.8 16.4 1997 1.9 -0.2 4.1 15.8 20.7 26.2 28.1 31.0 23.8 20.2 10.1 5.4 15.6 1998 -0.9 -0.2 8.2 17.2 21.5 28.0 28.6 30.5 26.1 20.2 15.1 9.7 17.0 1999 3.8 7.6 10.6 15.8 22.7 27.7 27.4 31.6 25.6 20.0 8.9 7.3 17.4 2000 2.7 3.7 8.4 18.2 22.3 26.7 30.8 29.9 25.8 16.5 9.2 5.0 16.6 MEAN 0.5 3.0 8.5 15.3 20.6 25.8 29.0 29.1 25.7 18.5 10.9 4.3 15.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 18.9 14.5 13.9 ****** 1962 9.6 10.2 18.8 13.5 15.8 15.8 17.2 16.8 17.7 15.1 13.9 10.9 14.6 1963 8.7 11.8 12.5 12.3 12.5 17.2 15.9 15.6 18.9 15.3 14.3 10.6 13.8 1964 12.0 8.5 10.1 10.9 16.9 16.5 16.8 17.0 21.0 18.1 14.6 12.6 14.6 1965 8.9 9.7 12.3 11.5 16.1 16.6 16.2 16.8 17.3 10.3 13.9 13.3 13.6 1966 11.8 11.7 12.5 12.9 15.4 17.3 18.0 18.1 16.7 11.1 16.0 10.9 14.4 1967 9.2 10.1 9.5 11.0 13.8 17.2 15.7 16.9 16.5 13.8 11.2 11.7 13.0 1968 12.5 13.8 11.5 12.2 13.2 14.7 17.9 17.6 16.6 17.1 14.4 10.1 14.3 1969 11.5 13.2 9.7 10.3 15.8 17.5 16.9 19.4 19.9 15.6 16.7 14.9 15.1 1970 13.8 14.8 13.2 13.8 17.2 20.5 19.0 18.9 20.6 21.5 16.3 9.1 16.6 1971 12.3 13.0 12.4 11.3 13.8 13.5 15.1 19.0 20.1 18.4 13.4 9.6 14.3 1972 11.6 14.4 8.4 11.2 10.9 16.7 15.5 17.1 18.9 18.0 12.9 11.6 13.9 1973 13.8 11.4 11.7 13.5 15.3 16.0 17.1 18.2 19.3 19.3 12.6 13.2 15.1 1974 13.2 12.0 9.0 11.8 17.9 18.8 14.7 15.5 16.3 19.6 14.3 11.6 14.6 1975 12.3 10.7 12.1 18.1 14.8 16.9 18.4 18.6 17.1 16.0 14.3 11.8 15.1 1976 11.1 11.6 7.7 11.8 14.0 17.5 19.7 15.6 13.3 11.6 11.6 10.8 13.0 1977 8.6 11.8 10.7 13.0 13.8 17.3 17.6 18.7 20.2 17.1 15.0 8.7 14.4 1978 10.3 11.9 14.8 13.8 15.8 14.9 19.6 19.9 29.4 23.8 17.7 13.8 17.1 1979 12.4 12.0 13.1 17.8 19.2 16.4 21.2 24.6 25.3 19.9 17.8 17.4 18.1 1980 15.0 17.3 16.4 19.6 19.8 24.4 23.7 24.4 26.3 23.7 17.9 19.4 20.7 1981 ****** ****** 12.8 12.9 14.2 14.7 16.5 17.7 20.9 17.0 16.2 13.1 ****** 1982 ****** ****** ****** 14.8 12.2 16.5 18.3 18.8 19.0 12.6 9.6 ****** ****** 1983 ****** ****** ****** 16.2 12.9 19.7 16.2 16.6 18.8 19.1 11.8 ****** ****** 1984 14.3 10.3 11.4 14.1 13.4 16.8 18.2 18.6 20.7 16.9 ****** 11.0 ****** 1985 10.9 8.4 12.5 13.1 17.3 19.2 17.4 19.4 20.4 17.5 15.6 12.1 15.3 1986 12.4 11.3 12.0 13.3 15.0 17.8 19.0 18.5 23.0 16.0 ****** ****** ****** 1987 12.8 10.4 9.5 16.0 16.6 18.0 17.9 18.1 17.6 11.1 14.6 8.9 14.3 1988 10.2 10.7 10.6 12.7 15.7 17.0 15.2 13.7 18.4 15.9 12.6 11.8 13.7 1989 13.5 15.0 11.6 17.3 17.4 19.3 17.2 17.0 18.1 15.1 10.7 11.9 15.3 1990 13.2 10.7 12.1 13.6 16.3 18.9 17.0 17.5 21.1 16.8 17.0 13.5 15.6 1991 11.5 12.5 10.1 13.6 14.2 16.3 16.5 17.4 19.5 14.9 12.3 7.1 13.8 1992 7.3 6.3 7.7 10.3 9.0 11.9 13.9 12.3 12.7 13.3 8.8 6.1 10.0 1993 6.2 6.4 8.8 10.5 10.3 12.9 12.7 12.4 14.1 11.2 6.3 6.9 9.9 1994 6.4 7.2 8.9 10.7 11.6 12.4 13.8 13.2 12.0 10.9 7.5 6.0 10.0 1995 7.7 8.2 10.2 9.8 10.7 11.6 13.1 14.4 13.4 12.1 10.0 8.2 10.8 1996 9.9 12.0 10.2 12.1 14.2 16.9 16.8 18.6 18.9 14.8 15.3 11.6 14.3 1997 13.4 14.9 10.2 15.0 15.7 17.0 16.6 18.7 17.9 17.1 12.6 12.0 15.1 1998 12.7 11.4 10.9 15.2 15.8 18.1 17.3 18.8 18.7 19.4 15.5 14.0 15.6 1999 10.4 14.2 14.9 14.9 17.8 18.6 16.5 17.8 18.4 17.3 12.7 12.7 15.5 2000 11.3 12.4 13.3 14.9 16.3 18.4 19.1 18.0 18.6 14.5 12.7 9.0 14.9 MEAN 11.2 11.4 11.5 13.4 14.8 16.9 17.1 17.6 18.8 16.2 13.6 11.4 14.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 4.27 3.63 2.91 ****** 1962 2.20 2.91 3.60 5.12 7.90 9.75 12.28 9.97 7.52 5.29 4.01 3.08 6.14 1963 3.50 3.46 3.34 5.46 6.35 7.86 9.30 9.15 6.85 5.89 3.64 2.43 5.60 1964 1.20 2.93 4.39 4.26 6.31 9.24 9.02 8.99 6.51 4.03 ****** 2.08 ****** 1965 2.24 2.77 3.83 4.51 6.16 8.15 8.75 8.94 7.04 5.46 3.55 2.89 5.36 1966 3.46 3.39 3.88 4.93 6.90 8.95 8.23 8.82 7.14 6.12 4.03 3.46 5.78 1967 2.77 2.72 3.31 4.55 6.92 7.14 8.58 8.08 7.15 5.71 4.87 2.83 5.39 1968 2.40 2.43 3.43 5.14 7.40 8.33 8.80 8.94 7.09 5.78 4.31 3.06 5.59 1969 2.32 2.18 5.01 5.13 6.68 8.70 8.48 8.47 6.34 5.56 3.03 2.89 5.40 1970 1.95 2.87 3.89 5.44 6.10 7.50 7.41 9.18 6.19 4.10 3.31 2.54 5.04 1971 1.15 1.79 3.59 4.61 7.10 8.04 8.90 9.11 5.67 4.20 3.61 2.55 5.03 1972 1.26 1.01 2.91 4.68 6.09 7.70 9.52 7.97 6.61 5.13 3.44 1.45 4.82 1973 1.33 2.65 3.41 4.43 5.90 7.72 9.31 10.34 6.38 5.12 3.00 1.68 5.10 1974 1.04 1.79 3.57 4.33 6.47 8.57 9.41 9.46 7.00 4.00 3.01 1.86 5.04 1975 1.63 2.53 2.93 4.30 6.84 8.24 8.00 7.41 6.40 4.28 2.84 1.79 4.77 1976 1.90 1.47 2.90 3.99 4.48 5.15 4.53 5.31 5.99 4.87 3.41 2.71 3.89 1977 1.48 2.60 4.00 4.60 5.37 5.11 6.14 6.28 4.60 3.71 3.08 2.58 4.13 1978 2.50 2.83 3.13 3.76 4.31 5.25 5.99 5.94 3.73 4.18 1.22 2.15 3.75 1979 1.94 2.86 3.15 3.61 3.96 5.13 5.22 4.20 4.21 4.35 3.48 1.57 3.64 1980 0.92 1.29 2.11 3.61 3.99 3.74 4.48 3.35 3.51 4.32 3.06 1.31 2.97 1981 0.87 1.59 3.84 4.13 5.98 7.89 9.13 8.11 5.53 4.14 3.53 3.21 4.83 1982 ****** ****** ****** 4.90 7.18 7.77 7.68 7.62 5.91 5.09 2.86 ****** ****** 1983 1.13 1.77 3.00 3.72 6.96 8.03 8.18 8.93 6.24 3.81 4.01 ****** ****** 1984 1.84 2.29 3.84 4.49 5.34 7.50 8.94 8.31 5.98 4.26 3.46 1.44 4.81 1985 2.12 2.69 2.36 4.49 6.46 7.96 8.28 7.67 5.85 3.77 3.22 2.10 4.75 1986 1.97 2.51 2.60 4.54 5.37 6.90 7.37 6.65 4.50 4.87 ****** ****** ****** 1987 1.93 2.59 2.66 3.16 5.91 7.41 7.98 7.68 6.24 4.55 3.31 3.22 4.72 1988 2.23 2.27 3.40 5.03 6.32 7.85 9.14 8.84 6.07 4.87 3.45 2.80 5.19 1989 1.26 1.26 3.65 4.53 5.72 7.54 8.84 8.92 5.81 4.65 4.52 3.22 4.99 1990 1.89 2.43 3.37 4.42 5.61 7.38 8.86 8.26 5.92 4.52 3.16 2.58 4.87 1991 2.07 1.97 3.52 4.84 5.77 7.48 8.03 8.32 5.51 5.11 3.91 2.93 4.95 1992 1.99 2.48 2.73 4.57 6.31 7.49 7.40 7.12 5.04 4.16 4.33 3.33 4.75 1993 2.66 3.04 3.37 5.41 6.68 6.63 7.30 7.07 5.43 4.44 4.33 3.82 5.02 1994 3.56 3.42 4.19 5.33 6.48 6.70 8.40 8.15 5.82 5.89 4.95 2.94 5.49 1995 3.51 3.47 4.01 5.14 5.83 7.66 8.56 7.61 5.82 4.58 3.79 2.82 5.23 1996 2.44 2.94 3.35 4.84 7.36 7.24 9.27 7.37 6.42 5.13 3.44 3.52 5.28 1997 2.08 1.64 2.64 3.89 6.11 8.15 9.47 8.60 5.51 4.36 3.65 2.74 4.90 1998 1.93 2.05 3.40 4.71 6.43 8.14 8.57 8.33 6.30 3.80 3.66 2.83 5.01 1999 2.78 2.50 2.97 4.41 5.61 7.07 7.55 8.83 6.45 3.95 3.25 2.95 4.86 2000 2.19 2.24 2.90 4.69 5.84 6.73 7.70 7.50 6.41 4.79 3.46 3.24 4.81 MEAN 2.05 2.42 3.38 4.56 6.12 7.44 8.18 7.95 5.97 4.68 3.55 2.64 4.91 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 5.39 5.30 4.35 ****** 1962 3.19 4.02 4.81 6.10 14.83 19.26 26.86 21.29 15.11 7.94 5.65 4.34 11.12 1963 4.26 4.98 4.18 6.97 7.39 7.93 10.31 9.92 7.59 8.07 5.12 3.48 6.68 1964 1.92 3.84 4.94 5.03 5.94 9.67 10.40 9.68 11.14 5.43 ****** 3.19 ****** 1965 3.02 3.49 4.49 5.08 5.83 8.67 10.66 9.94 9.36 7.37 5.31 4.26 6.46 1966 4.54 4.49 4.08 5.40 6.88 9.00 8.03 9.24 6.64 6.85 5.05 4.16 6.20 1967 3.69 3.91 4.09 5.29 7.00 8.92 10.21 9.82 8.38 7.08 6.14 3.60 6.51 1968 3.54 4.04 4.65 6.52 7.33 8.99 10.52 9.86 9.28 10.51 7.68 4.21 7.26 1969 3.92 3.60 5.49 5.51 8.04 8.17 8.87 8.46 7.88 7.43 4.82 4.43 6.39 1970 3.23 4.28 5.58 5.80 5.59 7.58 7.61 9.31 6.15 4.02 4.37 3.44 5.58 1971 2.10 3.15 4.24 5.20 8.24 9.14 9.53 9.68 5.91 5.06 4.32 3.90 5.87 1972 2.56 1.83 3.81 5.51 7.70 8.94 9.48 7.47 6.89 7.06 5.45 2.83 5.79 1973 2.62 4.08 4.16 4.86 5.48 7.89 9.89 8.68 7.08 6.26 4.07 2.95 5.67 1974 2.42 3.21 4.34 4.51 5.52 8.73 9.44 8.91 8.04 4.75 4.39 3.77 5.67 1975 3.80 4.00 4.02 4.52 6.34 7.84 7.50 7.66 6.84 4.43 3.67 3.50 5.34 1976 3.52 3.17 3.78 5.32 6.02 7.63 10.36 10.79 8.16 5.68 3.61 4.23 6.02 1977 2.55 3.99 4.48 5.47 6.84 8.92 9.11 9.22 6.16 4.60 4.27 3.53 5.76 1978 3.88 4.13 3.68 3.90 6.06 7.38 8.61 7.18 5.20 5.52 3.35 3.77 5.22 1979 2.88 3.92 3.88 4.35 5.53 7.14 7.70 5.37 5.01 5.58 4.75 3.43 4.96 1980 2.63 3.61 4.42 4.86 5.28 6.12 6.83 6.51 5.49 4.80 4.84 3.58 4.91 1981 3.36 3.96 3.97 4.47 5.59 7.32 9.28 7.72 6.53 5.25 3.77 4.19 5.45 1982 ****** ****** ****** 6.62 7.88 6.84 7.20 6.83 6.68 5.57 3.66 ****** ****** 1983 2.28 3.09 3.99 4.34 7.93 7.94 8.12 10.36 5.78 3.91 4.40 ****** ****** 1984 3.49 3.42 4.20 4.37 5.67 7.64 7.59 7.52 5.44 3.83 4.88 2.93 5.08 1985 3.24 3.40 3.76 4.75 6.66 8.68 8.49 6.72 6.19 4.13 4.65 3.55 5.35 1986 3.42 3.74 3.70 4.43 6.09 8.48 8.96 7.47 4.99 6.63 ****** ****** ****** 1987 2.26 2.77 2.46 2.90 5.89 7.63 9.83 9.39 6.57 4.80 3.98 3.72 5.18 1988 2.89 2.76 3.57 5.08 5.82 7.14 8.69 9.12 6.69 5.21 3.70 3.32 5.33 1989 1.86 1.98 3.85 4.65 6.03 7.26 8.97 9.12 6.00 5.48 5.22 3.87 5.36 1990 2.32 2.96 3.69 4.69 5.56 6.90 8.50 9.32 6.86 5.78 4.30 3.22 5.34 1991 2.65 2.49 3.67 4.92 5.60 7.20 8.16 8.67 6.20 6.18 4.76 3.30 5.32 1992 2.25 2.64 3.03 4.37 6.38 7.04 7.14 7.28 5.18 4.75 4.71 3.58 4.86 1993 3.03 3.35 3.88 5.61 6.05 5.96 7.22 6.70 4.85 4.44 4.40 4.34 4.99 1994 3.70 3.33 4.11 5.52 6.45 6.52 8.72 7.75 5.66 6.10 4.91 3.03 5.48 1995 3.75 3.87 4.02 5.12 5.95 7.72 8.46 7.33 6.17 4.97 4.14 3.11 5.38 1996 3.02 3.33 3.56 4.80 6.77 6.87 8.61 7.35 6.31 5.29 4.32 4.14 5.36 1997 2.55 2.32 2.94 3.81 5.52 7.17 8.91 7.70 5.35 4.78 4.58 3.42 4.92 1998 2.63 2.65 3.56 4.84 6.09 7.00 7.72 7.84 5.91 4.09 4.31 3.56 5.02 1999 3.22 2.98 2.99 4.01 5.05 5.72 7.00 7.37 6.66 4.20 3.78 3.61 4.72 2000 2.51 2.69 2.90 4.25 4.89 5.46 6.20 6.84 6.39 5.20 3.98 3.37 4.56 MEAN 3.02 3.41 3.98 4.97 6.51 7.96 9.13 8.66 6.84 5.61 4.60 3.66 5.69 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 5.52 5.13 4.25 ****** 1962 2.89 3.78 4.99 6.34 10.33 15.18 20.27 17.69 11.08 6.76 5.12 4.08 9.04 1963 4.08 4.63 3.95 6.80 6.88 8.29 9.94 10.20 8.40 6.81 4.95 2.91 6.49 1964 1.39 3.44 4.97 4.66 6.18 9.25 9.89 9.54 7.94 5.51 ****** 2.37 ****** 1965 2.49 3.05 4.41 4.85 6.26 7.71 10.18 9.45 8.22 6.30 4.89 3.77 5.96 1966 4.24 4.17 4.24 5.66 7.23 8.47 8.34 9.22 7.61 7.08 6.08 4.50 6.40 1967 3.21 3.49 4.25 5.03 7.19 8.12 9.13 9.40 8.63 7.34 6.27 3.84 6.33 1968 3.41 3.85 4.76 6.38 7.34 8.70 10.19 10.16 9.18 8.96 6.34 4.04 6.94 1969 3.28 3.03 5.56 6.29 8.20 9.47 9.34 9.60 7.76 6.82 5.12 4.59 6.59 1970 3.24 4.83 5.97 6.48 5.87 7.85 7.91 9.43 6.76 3.80 4.40 3.09 5.80 1971 1.60 2.98 4.23 5.52 7.68 9.65 10.35 10.19 7.47 5.13 4.25 3.45 6.04 1972 2.00 2.19 4.10 6.25 7.43 9.72 10.87 7.37 7.56 6.19 4.77 2.21 5.89 1973 2.18 3.54 4.21 4.84 5.51 8.76 9.68 9.85 7.66 6.67 3.78 2.69 5.78 1974 1.91 2.88 4.51 5.08 6.36 9.07 10.24 9.98 8.74 5.39 4.92 3.49 6.05 1975 3.30 3.67 3.86 5.03 7.76 9.96 8.66 7.85 7.08 4.81 4.01 3.21 5.77 1976 3.34 2.98 3.66 5.30 6.41 8.00 8.39 10.44 7.42 6.86 5.10 4.33 6.02 1977 2.48 3.83 4.31 5.95 7.34 9.94 9.59 10.39 8.69 5.39 4.42 3.64 6.33 1978 3.73 4.14 4.01 4.36 6.81 8.25 9.57 9.29 6.42 6.26 3.29 3.90 5.84 1979 3.41 4.00 4.09 4.65 6.63 8.12 8.82 7.53 7.04 6.45 5.29 3.67 5.81 1980 2.59 3.70 4.37 5.06 6.43 7.58 8.17 8.89 6.74 5.77 5.34 3.90 5.71 1981 3.24 3.90 4.03 4.77 6.55 8.56 10.27 10.13 8.44 6.62 4.33 4.28 6.26 1982 ****** ****** ****** 6.83 8.68 9.00 8.32 8.27 7.75 6.18 3.56 ****** ****** 1983 1.69 2.73 4.05 4.60 8.01 9.78 9.35 10.43 7.82 4.81 4.70 ****** ****** 1984 3.55 3.23 4.54 4.90 6.27 8.78 9.37 8.82 8.10 5.10 4.84 2.20 5.81 1985 2.87 3.13 3.62 5.02 7.43 8.67 10.23 8.83 7.74 4.97 5.23 3.53 5.94 1986 2.91 3.90 3.81 5.45 6.90 9.37 10.50 9.31 6.43 7.08 ****** ****** ****** 1987 2.12 2.90 2.64 3.40 6.01 8.05 10.58 9.91 7.24 5.31 3.76 3.63 5.46 1988 2.75 2.61 3.67 5.39 5.83 7.11 9.40 10.02 7.01 6.30 3.66 2.95 5.56 1989 1.54 1.74 3.82 4.57 6.53 8.06 10.04 10.00 6.86 5.29 5.12 3.40 5.58 1990 2.19 2.86 3.48 4.78 5.82 7.60 9.84 10.03 7.71 5.91 3.78 2.94 5.58 1991 2.63 2.34 3.53 5.07 5.45 8.13 9.17 9.82 6.83 6.40 4.76 3.26 5.61 1992 2.26 2.67 2.89 4.20 6.16 5.99 7.94 7.32 5.47 5.05 5.05 3.62 4.89 1993 3.09 3.48 3.83 5.41 6.38 5.83 7.12 6.51 4.93 5.46 4.68 4.47 5.10 1994 3.99 3.31 4.04 5.15 6.31 5.98 8.57 7.04 5.92 6.25 5.13 2.98 5.39 1995 3.82 3.77 3.66 5.06 5.80 8.53 8.30 6.58 5.76 5.32 4.22 3.04 5.32 1996 2.86 3.24 3.77 4.78 6.90 7.30 9.76 8.48 6.33 5.87 4.25 4.00 5.63 1997 2.43 2.37 2.97 3.52 5.99 7.75 10.24 8.85 5.97 4.84 4.52 3.25 5.22 1998 2.37 2.52 3.83 4.96 6.94 8.54 8.91 9.20 6.66 4.55 4.42 3.38 5.52 1999 3.19 2.74 3.14 4.18 5.09 6.42 8.68 8.98 7.48 4.46 3.75 3.52 5.14 2000 2.47 2.67 2.96 4.55 5.43 6.73 7.84 7.74 6.84 5.85 4.15 3.55 5.07 MEAN 2.81 3.28 4.02 5.16 6.73 8.42 9.59 9.31 7.38 5.89 4.67 3.52 5.89 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. ABSOLUTE OF MINIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1961 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** -5.5 19 -13.0 29 -13.5 27 ***** 1962 -21.5 6 -14.0 14 -7.0 3 -3.0 1 0.0 1 1.5 11 6.0 25 7.0 27 0.0 26 -3.0 12 -10.5 30 -13.0 31 -21.5 1963 -14.0 6 -15.6 3 -15.0 7 -1.0 1 0.0 1 4.5 13 8.0 1 7.5 4 1.0 10 -2.0 30 -9.0 27 -21.0 12 -21.0 1964 -30.0 24 -16.0 1 -7.5 5 -6.5 12 -1.5 3 6.0 19 8.5 1 5.0 29 2.5 20 -5.0 31 -17.0 28 -22.5 20 -30.0 1965 -21.5 23 -25.5 4 -14.5 13 -8.0 5 1.0 5 5.5 13 6.0 7 6.5 11 2.0 24 -7.0 29 -7.5 12 -17.5 21 -25.5 1966 -10.0 16 -8.5 8 -8.0 3 -2.0 26 0.0 8 6.0 15 5.0 8 8.5 29 3.5 25 0.0 18 -8.5 28 -12.0 23 -12.0 1967 -20.5 24 -18.5 5 -15.5 1 -11.0 1 1.0 7 -1.5 6 8.0 4 7.0 28 0.5 25 -2.5 15 -12.0 29 -26.0 25 -26.0 1968 -28.0 28 -25.0 5 -13.0 24 -4.5 8 2.0 1 5.5 8 8.0 7 6.5 20 3.0 26 -4.0 28 -5.0 2 -13.0 31 -28.0 1969 -17.5 7 -20.5 6 -7.5 23 -4.0 4 1.0 2 6.0 17 4.5 9 4.0 31 0.5 14 -6.0 30 -10.5 21 -11.5 29 -20.5 1970 -18.5 3 -16.0 21 -8.0 7 -3.0 22 0.5 11 2.0 12 4.0 19 5.5 8 0.5 18 -7.0 25 -8.0 22 -22.0 19 -22.0 1971 -27.5 27 -24.5 16 -9.5 15 -4.5 2 4.0 2 7.0 17 10.0 28 5.5 9 -2.0 21 -4.5 31 -8.2 21 -16.5 23 -27.5 1972 -33.5 25 -29.5 3 -11.0 20 -4.5 2 2.5 9 4.5 14 8.5 7 5.5 27 3.5 30 -2.6 31 -7.5 30 -26.0 27 -33.5 1973 -25.5 25 -26.0 7 -11.0 9 -3.5 12 -1.0 6 2.5 7 7.0 2 7.5 31 0.5 21 -5.6 28 -13.0 8 -25.5 25 -26.0 1974 -25.0 28 -25.5 5 -15.5 6 -5.5 1 -2.0 1 4.5 2 7.0 8 5.5 26 2.0 24 -4.5 19 -7.5 10 -20.0 29 -25.5 1975 -16.5 13 -17.5 12 -16.5 17 -6.5 1 2.5 3 4.0 4 9.0 13 3.0 29 4.0 24 -3.5 31 -10.5 15 -18.5 14 -18.5 1976 -18.0 16 -19.0 11 -18.0 3 -3.5 2 2.0 4 5.0 13 7.5 9 10.0 7 5.0 30 -3.0 30 -9.5 30 -9.5 25 -19.0 1977 -24.0 25 -13.0 5 -7.5 6 -0.5 27 1.0 19 6.2 4 7.0 30 5.0 20 0.5 29 -8.0 26 -7.5 19 -19.5 28 -24.0 1978 -15.5 16 -11.5 25 -8.5 8 -3.5 9 -2.5 3 2.0 2 4.5 5 5.0 1 -5.5 25 -9.0 29 -26.0 24 -21.0 19 -26.0 1979 -21.5 14 -10.0 23 -15.0 5 -7.0 17 -5.0 1 1.5 3 5.0 5 1.5 30 0.0 21 -3.0 11 -12.0 27 -24.0 24 -24.0 1980 -23.5 18 -26.0 1 -15.0 8 -10.5 17 -4.5 1 0.0 1 6.0 10 3.0 30 -7.0 25 -6.5 23 -12.0 24 -17.5 14 -26.0 1981 ***** ** ***** ** -6.5 8 -11.0 2 -1.5 3 2.5 7 6.0 28 8.5 11 1.0 25 -2.0 31 -9.2 25 -11.0 20 ***** 1982 ***** ** ***** ** ***** ** -3.5 3 2.2 8 5.0 6 7.5 22 6.5 12 4.5 17 -1.5 28 -10.0 30 ***** ** ***** 1983 ***** ** ***** ** ***** ** -4.5 14 2.2 3 7.5 1 5.5 28 6.5 27 1.0 29 -6.0 8 -6.0 25 ***** ** ***** 1984 -25.0 31 -24.5 1 -4.5 17 -4.5 4 0.0 1 1.0 16 9.0 31 6.0 28 3.5 22 -2.2 21 ***** ** -22.2 29 ***** 1985 -22.5 7 -21.0 28 -20.5 3 -2.0 17 1.0 7 3.0 11 5.5 29 5.0 13 2.5 21 -7.0 31 -6.5 18 -25.0 31 -25.0 1986 -25.0 1 -19.0 15 -13.0 17 -2.0 2 -2.5 17 -1.0 20 5.0 26 4.0 31 0.0 5 -2.5 24 ***** ** ***** ** ***** 1987 -12.0 12 -12.0 11 -9.0 14 -7.0 6 2.0 6 5.0 4 4.0 4 3.0 30 -1.6 24 -3.0 12 -13.0 30 -26.0 31 -26.0 1988 -25.0 3 -26.2 7 -9.6 6 -7.0 2 -0.5 5 4.4 18 3.6 28 7.0 31 3.2 30 -2.5 23 -9.7 15 -21.5 29 -26.2 1989 -27.4 16 -30.0 3 -6.6 31 -3.0 3 0.0 1 4.8 2 10.4 3 8.3 20 1.4 23 -2.4 25 -10.6 22 -17.6 6 -30.0 1990 -26.6 8 -18.2 6 -13.0 18 -9.0 3 -2.0 4 5.0 20 5.4 1 5.4 30 2.6 22 -4.8 16 -11.2 18 -20.4 27 -26.6 1991 -20.0 25 -19.4 13 -17.6 11 -2.6 11 0.4 7 3.0 1 6.0 12 7.4 14 0.0 27 -0.6 30 -8.2 24 -14.2 20 -20.0 1992 -14.2 25 -12.2 12 -11.0 1 0.2 3 1.0 5 10.4 5 13.2 13 12.5 31 5.4 28 3.8 8 -8.2 27 -12.6 27 -14.2 1993 -13.2 21 -12.0 17 -7.8 13 -2.2 23 5.4 4 10.0 22 11.0 12 15.5 11 9.8 25 4.0 8 -6.2 14 -7.4 13 -13.2 1994 -8.0 24 -7.6 19 -1.6 9 3.0 3 5.6 7 9.0 5 14.0 1 15.4 30 11.2 9 5.4 13 -2.8 9 -14.2 7 -14.2 1995 -5.8 24 -6.2 25 -2.8 27 1.0 6 4.0 9 10.6 2 15.0 1 15.4 26 6.0 21 3.6 18 -7.2 30 -8.4 20 -8.4 1996 -17.0 16 -21.4 4 -8.6 1 -7.2 6 2.2 2 3.0 12 4.6 16 7.6 27 2.2 21 -4.8 29 -10.4 18 -8.6 1 -21.4 1997 -26.2 29 -30.0 1 -20.4 9 -8.2 13 -0.8 6 5.8 2 8.6 8 9.2 14 -0.2 15 -1.6 30 -8.6 29 -14.6 29 -30.0 1998 -25.0 11 -20.2 21 -12.0 2 -4.6 2 -1.6 4 6.0 17 7.0 25 8.0 7 2.8 29 -3.4 25 -4.6 26 -10.6 22 -25.0 1999 -14.0 4 -12.8 22 -9.8 5 -3.0 7 -2.6 21 5.4 3 5.4 15 7.8 30 0.4 28 -4.4 14 -18.0 29 -15.2 1 -18.0 2000 -21.0 18 -18.6 8 -13.4 3 -4.2 2 0.0 11 0.8 13 6.4 23 4.8 31 3.6 27 -2.6 16 -9.0 17 -10.4 30 -21.0 LOW. -33.5 25 -30.0 3 -20.5 3 -11.0 1 -5.0 1 -1.5 6 3.6 28 1.5 30 -7.0 25 -9.0 29 -26.0 24 -26.0 25 -33.5 YEAR 1972 1989 1985 1967 1979 1967 1988 1979 1980 1978 1978 1967 1972 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. ABSOLUTE OF MAXIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1961 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 25.0 13 21.0 1 14.0 3 ***** 1962 7.0 2 10.0 16 28.5 18 28.0 1 29.0 17 29.0 14 33.5 21 32.0 3 30.0 2 27.5 9 16.5 3 11.0 6 33.5 1963 10.0 16 13.0 19 17.0 29 19.0 13 23.5 25 30.0 26 32.2 18 31.5 20 30.0 2 26.0 8 13.5 1 8.0 21 32.2 1964 3.5 17 5.0 1 17.0 30 20.0 5 27.5 31 28.5 4 31.5 18 34.0 13 32.0 5 23.0 2 20.0 5 8.0 6 34.0 1965 2.5 7 9.0 28 17.0 8 23.5 26 26.5 21 28.5 14 32.0 14 31.0 6 28.5 5 20.0 13 15.0 16 14.0 13 32.0 1966 15.0 3 15.5 26 17.0 12 21.5 27 26.0 31 32.5 9 33.5 25 33.5 3 30.6 10 20.5 7 16.5 2 14.0 8 33.5 1967 8.0 13 7.5 11 12.0 4 17.5 23 26.0 24 29.0 16 30.0 8 31.5 2 30.0 4 20.0 8 18.0 3 9.5 14 31.5 1968 7.0 9 12.0 29 12.0 31 20.0 14 28.5 17 30.0 12 32.5 3 32.5 7 29.5 4 25.5 4 15.5 24 8.0 25 32.5 1969 6.0 2 7.5 28 15.0 28 22.5 28 27.0 13 30.0 2 30.5 13 32.5 11 30.0 4 26.0 6 15.0 5 13.0 3 32.5 1970 5.2 20 14.0 28 17.5 31 24.0 27 27.0 23 29.0 23 32.5 20 32.5 13 28.5 6 32.5 6 20.0 3 11.5 5 32.5 1971 5.5 1 7.5 5 18.5 24 22.0 29 26.0 5 29.5 30 35.0 4 31.5 5 30.2 9 26.5 14 17.5 1 10.5 1 35.0 1972 3.5 17 5.5 18 11.5 29 23.2 29 24.0 31 28.0 23 33.0 19 30.5 9 29.5 4 28.2 2 14.0 1 6.5 7 33.0 1973 3.5 13 11.5 28 14.2 2 20.2 14 28.0 28 32.5 26 37.0 27 36.0 3 30.0 14 30.2 4 16.0 1 10.0 4 37.0 1974 4.0 19 7.5 10 12.5 29 21.0 17 28.0 22 32.5 20 36.5 1 33.0 14 27.5 9 23.5 23 21.0 1 9.0 3 36.5 1975 6.2 11 8.2 23 15.5 31 24.5 19 29.0 31 35.2 29 35.5 9 36.5 6 33.0 4 23.2 3 15.2 2 10.0 21 36.5 1976 10.0 4 5.8 25 8.0 5 23.0 29 22.2 18 30.0 29 35.5 30 35.0 6 31.5 3 22.5 1 18.0 4 14.0 15 35.5 1977 3.5 19 17.0 17 17.5 20 21.0 7 27.0 13 31.2 27 32.2 16 35.0 12 29.5 14 26.5 2 19.0 20 11.0 1 35.0 1978 9.5 3 14.5 15 18.5 28 21.2 29 26.0 16 29.5 16 35.0 17 33.5 16 31.5 4 24.5 7 12.0 1 9.0 25 35.0 1979 9.5 1 15.0 14 16.0 17 25.0 4 25.2 29 30.2 30 35.5 30 35.0 17 33.5 2 25.2 12 22.5 10 12.0 4 35.5 1980 6.0 5 7.5 17 17.0 30 23.5 10 28.0 26 32.0 28 36.5 20 35.5 23 33.5 1 25.2 8 17.5 13 16.5 6 36.5 1981 9.0 9 11.0 18 20.5 20 24.5 25 23.0 8 28.2 23 35.0 17 33.0 30 32.0 7 26.5 4 19.5 1 14.5 5 35.0 1982 ***** ** ***** ** ***** ** 24.0 26 26.0 13 30.5 17 35.0 18 34.0 28 30.0 1 21.5 16 13.5 6 ***** ** ***** 1983 6.0 1 5.0 19 17.0 28 20.5 17 25.0 22 37.5 16 31.5 17 37.5 12 30.0 5 25.0 3 18.2 1 ***** ** ***** 1984 10.0 6 10.0 14 16.0 10 21.2 8 24.5 27 31.0 14 35.5 31 35.5 23 30.5 14 26.5 6 13.5 23 6.5 13 35.5 1985 11.5 14 9.5 15 15.0 31 25.2 20 29.0 28 33.0 26 35.0 7 33.0 6 32.2 2 24.5 1 19.0 4 11.2 9 35.0 1986 7.0 4 13.0 28 11.5 6 21.0 30 25.5 30 31.5 29 36.0 31 36.5 2 32.5 3 23.5 1 ***** ** ***** ** ***** 1987 12.5 31 16.0 3 13.0 8 24.0 25 28.0 9 32.0 24 35.0 18 33.0 11 29.0 5 27.0 2 16.0 14 10.0 4 35.0 1988 4.0 14 8.0 29 15.0 30 19.0 11 27.0 18 31.0 13 35.0 31 31.0 11 29.8 8 24.0 4 18.0 3 14.0 10 35.0 1989 1.0 11 8.0 28 17.6 25 23.0 17 27.8 24 32.6 28 35.6 20 34.4 7 32.6 7 26.0 5 17.2 29 11.0 25 35.6 1990 3.7 4 8.0 19 14.0 23 24.6 27 27.0 31 31.0 3 34.6 23 34.0 4 30.0 7 23.8 11 20.2 3 15.0 3 34.6 1991 6.4 8 11.0 25 19.0 30 23.3 25 23.0 9 30.4 28 33.8 30 35.6 5 34.0 1 23.0 7 16.8 1 7.6 1 35.6 1992 4.4 21 6.4 19 15.0 29 21.0 12 27.0 29 32.2 29 36.2 30 33.4 16 31.8 2 24.4 4 17.8 1 11.0 15 36.2 1993 8.0 28 12.6 27 19.6 30 24.8 19 25.0 17 33.4 27 35.0 16 34.0 31 33.0 1 26.0 1 17.0 8 11.0 25 35.0 1994 11.6 3 12.0 27 17.4 30 25.4 21 29.4 31 33.4 10 35.2 30 35.6 18 31.0 12 23.6 6 18.0 3 9.0 2 35.6 1995 10.8 5 11.8 22 18.2 24 20.8 30 28.0 22 32.0 21 35.2 30 37.8 5 35.0 3 28.0 2 18.8 21 12.0 30 37.8 1996 11.2 3 13.2 25 17.4 30 20.4 29 26.6 31 31.4 29 34.4 24 34.4 12 30.6 15 25.0 3 16.6 5 15.0 5 34.4 1997 11.8 7 6.6 20 14.2 31 27.6 26 27.8 30 30.2 27 35.6 29 35.4 10 29.2 1 25.2 18 15.2 10 13.4 8 35.6 1998 4.6 26 6.2 6 16.6 28 25.8 15 28.4 28 32.8 23 33.4 17 37.0 29 35.2 1 26.6 5 18.6 1 19.8 10 37.0 1999 8.2 15 11.4 26 16.2 7 23.6 30 30.6 30 31.6 24 33.6 31 35.0 5 30.8 7 27.2 1 16.6 19 15.2 31 35.0 2000 14.6 2 10.6 24 14.6 18 23.0 16 28.0 26 34.4 30 34.8 16 34.8 1 30.6 8 22.4 12 13.6 4 10.0 31 34.8 HIG. 15.0 3 17.0 17 28.5 18 28.0 1 30.6 30 37.5 16 37.0 27 37.8 5 35.2 1 32.5 6 22.5 10 19.8 10 37.8 YEAR 1966 1977 1962 1962 1999 1983 1973 1995 1998 1970 1979 1998 1995 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. 24 HOUR MAXIMUM PRECIPITATION. YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1961 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** 4.0 5 1.0 14 ***** 1962 6.0 5 5.0 17 9.0 28 22.0 27 10.0 10 6.0 3 10.0 29 5.0 7 11.0 17 13.0 22 12.0 9 4.0 9 22.0 1963 10.0 4 14.0 25 20.0 31 19.0 15 35.0 3 6.0 7 0.0 ** 4.0 2 2.5 7 10.0 23 34.0 3 3.0 1 35.0 1964 7.0 18 1.5 4 21.0 19 10.0 9 3.0 26 14.0 22 0.0 ** 8.0 2 0.0 ** 4.0 28 3.5 27 4.0 18 21.0 1965 8.0 20 5.0 13 5.0 24 9.0 19 9.5 25 10.0 7 7.0 5 5.0 8 11.0 30 23.0 22 4.0 18 3.0 20 23.0 1966 4.0 30 11.0 28 8.5 28 19.5 13 9.0 7 3.0 27 1.0 19 2.0 5 12.0 29 27.5 9 1.5 7 17.0 18 27.5 1967 7.5 17 7.0 4 13.0 27 18.5 13 31.0 18 15.0 11 0.5 29 8.0 13 13.0 29 4.0 13 8.0 2 5.0 23 31.0 1968 3.6 21 6.0 3 8.0 2 19.0 18 9.0 27 3.0 1 0.0 ** 0.0 ** 0.0 ** 15.0 24 10.0 16 10.0 25 19.0 1969 7.0 20 20.0 20 20.0 15 18.0 2 14.0 25 23.5 15 2.5 5 0.0 ** 22.5 11 15.0 18 7.5 2 6.0 24 23.5 1970 3.0 1 3.0 19 6.0 23 8.0 21 10.0 10 11.0 10 8.0 25 0.0 ** 11.0 11 0.0 ** 12.5 27 5.0 13 12.5 1971 4.5 14 15.5 13 15.0 27 7.5 25 23.0 29 14.0 11 0.0 ** 0.0 ** 0.0 ** 3.0 3 4.0 19 3.5 2 23.0 1972 9.5 22 7.0 8 7.0 4 7.5 13 21.5 27 25.0 11 2.5 5 7.5 1 9.0 22 3.5 29 10.0 15 15.0 15 25.0 1973 4.0 27 20.0 1 1.0 8 5.0 18 14.5 25 4.0 9 0.0 ** 0.0 ** 0.0 ** 0.0 ** 15.0 23 6.5 28 20.0 1974 0.5 7 8.5 25 16.0 19 14.0 3 22.5 4 2.5 25 14.5 7 36.0 1 9.0 5 0.0 ** 7.0 24 2.0 22 36.0 1975 3.0 3 6.0 21 7.5 15 11.5 20 23.5 6 20.0 4 0.0 ** 0.0 ** 5.5 10 14.5 15 3.5 11 5.0 30 23.5 1976 4.5 21 7.0 5 4.5 28 14.5 1 38.5 7 5.0 8 0.0 ** 0.0 ** 3.0 9 9.0 30 3.5 27 4.0 11 38.5 1977 11.0 21 3.0 6 9.0 27 15.0 20 23.0 29 5.5 7 7.0 31 0.0 ** 0.0 ** 33.0 21 4.5 12 4.5 14 33.0 1978 2.0 17 4.0 21 3.0 14 6.0 14 20.0 7 18.5 1 0.0 ** 0.0 ** 0.0 ** 9.0 20 7.0 18 12.0 12 20.0 1979 0.0 ** 8.0 26 9.5 30 11.0 20 22.0 4 20.0 24 0.0 ** 3.0 25 3.0 18 5.0 25 12.0 7 5.0 16 22.0 1980 11.0 13 5.0 11 16.0 27 10.0 3 19.0 15 12.0 16 5.5 23 0.0 ** 0.0 ** 15.5 29 10.0 1 4.0 12 19.0 1981 11.5 11 3.0 20 10.0 16 14.0 16 35.0 22 9.0 17 8.0 5 21.0 12 0.0 ** 15.0 6 8.0 30 3.0 19 35.0 1982 ***** ** ***** ** ***** ** 23.0 6 26.0 27 18.0 3 3.0 2 0.0 ** 12.0 13 26.0 6 23.0 9 ***** ** ***** 1983 7.5 24 0.0 ** 5.5 7 20.0 28 16.0 8 0.0 ** 5.5 6 4.5 25 9.0 14 0.0 ** 19.0 29 ***** ** ***** 1984 8.5 28 9.0 15 11.0 18 13.0 16 13.0 10 7.0 6 0.0 ** 0.0 ** 3.5 9 6.0 19 8.5 10 7.5 25 13.0 1985 15.0 23 4.5 27 5.5 25 22.0 23 5.5 21 6.0 14 0.0 ** 4.0 4 0.0 ** 6.5 22 7.0 26 11.0 30 22.0 1986 2.5 8 6.0 6 5.0 25 21.0 3 18.0 22 15.0 20 0.0 ** 4.0 27 15.0 29 15.0 10 ***** ** ***** ** ***** 1987 2.0 27 7.0 21 4.0 3 18.0 15 13.0 12 0.8 22 0.0 ** 5.0 5 0.7 14 12.0 5 5.0 8 6.0 20 18.0 1988 6.0 29 8.0 2 8.0 9 7.0 13 9.0 30 4.0 29 13.0 21 28.0 5 0.0 ** 4.0 16 11.0 11 2.6 17 28.0 1989 4.0 13 4.5 2 5.8 30 4.2 13 8.0 5 1.0 5 0.4 6 14.0 18 23.1 19 27.0 30 2.0 13 3.0 5 27.0 1990 10.0 5 2.0 4 6.1 7 8.0 29 13.1 13 2.0 15 0.0 ** 0.0 ** 0.0 ** 5.5 14 0.6 13 3.2 22 13.1 1991 3.1 14 3.0 27 12.0 23 13.6 18 11.6 14 5.0 12 28.0 17 0.0 ** 0.0 ** 11.0 19 4.0 5 25.0 9 28.0 1992 15.0 15 27.0 24 10.0 22 10.6 22 14.0 9 5.0 2 0.0 ** 5.0 11 0.0 ** 0.0 ** 19.2 7 12.0 16 27.0 1993 2.0 9 19.0 2 41.0 8 25.0 8 25.0 12 3.0 21 2.0 29 1.8 28 0.0 ** 24.6 28 25.0 1 15.0 8 41.0 1994 15.0 4 4.0 3 11.4 21 26.0 1 10.0 13 7.0 4 0.0 ** 0.0 ** 19.0 8 6.0 30 15.0 7 10.0 3 26.0 1995 22.0 16 20.4 5 21.0 17 37.6 11 7.0 2 28.0 2 11.0 5 0.0 ** 5.0 20 2.0 12 19.0 3 0.2 17 37.6 1996 4.6 6 4.0 28 4.0 8 32.0 9 27.0 4 1.0 4 14.0 5 4.0 31 12.0 22 14.7 15 10.2 7 4.0 14 32.0 1997 6.3 31 4.0 24 11.4 7 6.0 28 7.2 21 11.0 23 10.9 4 0.0 ** 8.0 14 6.0 31 11.0 12 2.4 10 11.4 1998 9.2 6 4.8 27 17.0 17 18.0 28 11.1 12 4.0 20 7.0 23 4.0 9 0.8 13 3.8 8 6.9 23 5.9 30 18.0 1999 9.5 9 2.0 4 11.0 11 13.4 1 7.0 8 3.0 6 35.0 14 6.0 18 0.1 22 17.7 31 13.0 1 4.3 14 35.0 2000 5.7 6 5.5 14 26.0 24 5.2 20 3.0 6 2.0 12 8.0 14 4.0 10 9.0 29 8.2 14 8.2 1 4.1 11 26.0 HIG. 22.0 16 27.0 24 41.0 8 37.6 11 38.5 7 28.0 2 35.0 14 36.0 1 23.1 19 33.0 21 34.0 3 25.0 9 41.0 YEAR 1995 1992 1993 1995 1976 1995 1999 1974 1989 1977 1963 1991 1993 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 17.5 2.0 ****** ***** ***** ***** 100.0 1962 12.5 18.5 22.0 64.5 32.5 14.0 13.0 10.0 14.0 59.0 27.5 11.0 298.5 17.8 37.2 12.4 32.7 1963 22.5 23.5 46.5 85.5 97.0 17.5 0.0 12.5 2.5 45.0 48.0 8.0 408.5 22.6 49.0 3.7 24.7 1964 12.5 3.5 49.1 39.0 8.0 22.7 0.0 8.0 0.0 4.0 7.5 6.5 160.8 40.5 43.3 5.0 11.2 1965 25.5 6.5 8.0 39.0 31.7 22.0 14.0 7.5 26.5 85.0 4.5 6.0 276.2 14.5 33.6 17.4 34.6 1966 8.5 25.5 35.0 85.5 17.5 4.0 1.0 3.5 28.0 66.0 3.5 32.5 310.5 22.2 34.5 10.5 32.9 1967 16.5 20.0 34.5 69.0 52.5 16.0 0.5 9.0 16.0 10.0 21.2 13.6 278.8 25.5 49.3 9.1 16.1 1968 7.0 16.0 19.4 52.0 38.6 16.7 0.0 0.0 0.0 50.0 54.0 46.2 299.9 14.1 35.8 0.0 50.1 1969 7.4 23.0 77.0 53.0 62.0 26.5 2.5 0.0 33.0 75.5 7.5 19.0 386.4 27.8 36.6 9.2 26.4 1970 4.5 3.4 9.0 15.0 34.5 13.0 8.5 0.0 11.0 0.0 31.0 10.0 139.9 12.1 44.7 13.9 29.3 1971 4.5 29.5 40.0 41.5 64.0 28.0 0.0 0.0 0.0 3.0 9.5 23.5 243.5 30.4 54.8 0.0 14.8 1972 26.0 17.5 23.0 22.5 119.0 68.5 2.5 8.5 9.0 3.5 35.0 17.0 352.0 18.9 59.7 5.7 15.8 1973 6.0 31.0 2.0 24.0 44.0 8.0 0.0 0.0 0.0 0.0 24.0 14.0 153.0 25.5 49.7 0.0 24.8 1974 1.0 10.5 60.5 49.7 29.0 5.5 39.7 86.0 22.0 0.0 11.0 5.5 320.4 22.5 26.3 46.1 5.1 1975 7.0 11.5 10.0 25.9 117.5 25.5 0.0 0.0 7.5 17.5 3.5 13.5 239.4 11.9 70.6 3.1 14.4 1976 18.5 13.5 6.0 54.0 138.5 5.0 0.0 0.0 3.0 25.0 5.0 7.0 275.5 13.8 71.7 1.1 13.4 1977 14.5 3.0 34.0 61.5 107.0 14.5 7.0 0.0 0.0 51.0 4.5 17.0 314.0 16.4 58.3 2.2 23.1 1978 4.0 12.5 5.5 6.0 77.0 58.5 0.0 0.0 0.0 23.0 11.0 39.0 236.5 9.3 59.8 0.0 30.9 1979 0.0 26.5 29.0 40.5 88.0 81.0 0.0 3.0 3.0 9.0 40.0 11.0 331.0 16.8 63.3 1.8 18.1 1980 33.5 17.0 39.0 43.5 66.0 16.5 5.5 0.0 0.0 37.5 54.0 4.0 316.5 28.3 39.8 1.7 30.2 1981 19.5 9.0 40.5 83.0 144.5 38.0 8.0 23.5 0.0 38.0 9.5 3.0 416.5 16.6 63.7 7.6 12.1 1982 ****** ****** ****** 92.0 129.0 32.0 3.0 0.0 37.0 107.0 35.0 ****** ****** ***** 58.2 9.2 32.6 1983 24.5 0.0 11.0 27.5 103.5 0.0 13.0 4.5 9.0 0.0 59.5 ****** ****** 14.1 51.9 10.5 23.6 1984 28.5 25.0 48.0 41.5 50.0 7.0 0.0 0.0 5.5 20.5 51.5 14.5 292.0 34.8 33.7 1.9 29.6 1985 49.5 17.5 16.0 48.0 14.0 6.0 0.0 4.0 0.0 9.0 19.0 34.0 217.0 38.2 31.3 1.8 28.6 1986 10.5 14.0 10.5 40.0 84.5 52.0 0.0 4.0 23.5 32.0 ****** ****** ****** 12.9 65.1 10.1 11.8 1987 2.5 29.5 17.9 33.2 22.4 1.7 0.0 7.0 0.8 63.9 9.0 36.0 223.9 22.3 25.6 3.5 48.6 1988 17.3 25.6 20.2 45.7 13.9 6.6 18.0 38.1 0.0 9.2 19.9 6.9 221.4 28.5 29.9 25.3 16.3 1989 10.3 6.1 25.2 9.8 19.4 2.0 0.4 34.4 23.5 65.2 8.1 7.4 211.8 19.6 14.7 27.5 38.1 1990 18.1 6.8 19.0 26.7 32.8 2.2 0.0 0.0 0.0 8.4 0.9 7.4 122.3 35.9 50.4 0.0 13.7 1991 6.9 6.1 45.9 36.5 52.1 15.1 34.2 0.0 0.0 19.4 9.3 41.1 266.6 22.1 38.9 12.8 26.2 1992 23.9 49.0 33.8 36.6 90.3 7.7 0.0 5.3 0.0 0.0 80.1 31.0 357.7 29.8 37.6 1.5 31.1 1993 6.9 34.6 78.2 111.7 96.4 6.7 2.0 3.4 0.0 28.7 91.6 47.2 507.4 23.6 42.3 1.1 33.0 1994 66.8 21.9 48.8 87.3 29.2 9.7 0.0 0.0 34.0 16.3 86.2 33.3 433.5 31.7 29.1 7.8 31.3 1995 27.6 40.8 53.5 109.6 11.5 47.2 11.2 0.0 6.7 2.0 46.4 0.3 356.8 34.2 47.2 5.0 13.6 1996 12.2 14.6 15.9 102.2 83.9 1.1 29.7 4.1 23.1 25.2 30.1 12.3 354.4 12.0 52.8 16.1 19.1 1997 20.0 7.8 25.3 15.3 36.8 33.4 29.5 0.0 8.0 11.0 27.6 11.2 225.9 23.5 37.8 16.6 22.0 1998 31.9 13.7 33.3 33.6 27.1 11.0 17.6 4.1 0.8 5.8 15.5 13.6 208.0 37.9 34.5 10.8 16.8 1999 20.2 5.6 30.6 38.6 26.4 6.9 38.0 13.0 0.1 28.7 21.4 4.3 233.8 24.1 30.8 21.9 23.3 2000 13.5 14.6 51.5 18.3 11.8 3.8 8.1 5.0 15.6 31.0 15.8 11.4 200.4 39.7 16.9 14.3 29.0 MEAN 16.9 17.2 30.9 48.9 59.1 19.3 7.9 7.7 9.3 27.1 27.1 16.8 288.2 22.6 44.2 8.6 24.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 8 3 *** 1962 6 7 3 12 7 5 3 3 3 10 6 4 69 1963 7 7 8 13 20 5 0 4 1 11 4 3 83 1964 3 3 12 11 4 5 0 1 0 1 3 7 50 1965 11 3 4 12 8 7 3 2 4 16 2 4 76 1966 4 4 7 10 6 2 1 3 7 6 3 6 59 1967 5 9 9 14 9 3 1 2 2 5 7 5 71 1968 3 3 4 6 8 8 0 0 0 7 9 12 60 1969 2 3 9 7 7 2 1 0 4 13 1 5 54 1970 3 2 2 3 7 2 2 0 1 0 5 4 31 1971 1 5 7 10 9 3 0 0 0 1 3 11 50 1972 6 5 7 5 16 5 1 2 1 1 5 4 58 1973 2 5 2 7 7 3 0 0 0 0 4 6 36 1974 2 4 11 8 4 3 6 5 3 0 3 4 53 1975 6 3 3 4 13 3 0 0 2 2 1 6 43 1976 6 3 2 7 15 1 0 0 1 5 2 3 45 1977 4 1 6 8 10 3 1 0 0 4 1 7 45 1978 2 4 2 1 8 9 0 0 0 5 4 6 41 1979 0 6 7 5 11 11 0 1 1 2 6 3 53 1980 5 8 9 8 6 2 1 0 0 3 8 1 51 1981 4 4 9 10 15 5 1 2 0 3 2 1 56 1982 *** *** *** 13 15 3 1 0 6 11 6 *** *** 1983 6 0 3 4 14 0 4 1 1 0 7 *** *** 1984 5 4 11 6 7 1 0 0 2 5 8 3 52 1985 8 6 4 4 4 1 0 1 0 2 4 7 41 1986 5 4 3 5 10 7 0 1 3 5 *** *** *** 1987 3 11 12 10 6 4 0 2 2 11 2 14 77 1988 9 11 8 14 5 7 4 5 0 6 8 8 85 1989 10 3 10 6 10 3 1 9 2 7 7 6 74 1990 9 8 11 13 7 2 0 0 0 4 3 5 62 1991 6 6 16 11 11 8 5 0 0 5 7 11 86 1992 10 11 9 9 17 8 0 2 0 0 11 9 86 1993 9 8 9 12 14 3 1 3 0 4 16 7 86 1994 11 11 13 13 8 3 0 0 2 7 14 12 94 1995 11 8 12 13 8 7 2 0 3 1 6 2 73 1996 7 10 12 14 11 2 6 2 2 6 4 8 84 1997 8 7 12 6 11 15 4 0 1 6 8 8 86 1998 13 9 9 15 10 8 7 2 1 2 3 5 84 1999 6 5 8 10 6 6 2 5 1 5 4 1 59 2000 8 9 8 8 6 3 2 2 3 11 6 6 72 MEAN 6 6 8 9 9 5 2 2 2 5 5 6 65 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 1 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 6 1 *** 1962 3 7 3 12 7 5 3 3 3 10 6 4 66 1963 7 5 7 13 19 5 0 4 1 11 4 3 79 1964 2 2 11 10 4 4 0 1 0 1 3 2 40 1965 9 2 4 11 8 6 3 2 4 16 1 3 69 1966 4 4 7 10 6 2 1 2 7 6 2 6 57 1967 4 6 7 13 7 1 0 2 2 5 7 5 59 1968 3 3 3 6 8 8 0 0 0 7 9 12 59 1969 1 2 9 7 7 2 1 0 4 12 1 5 51 1970 2 1 2 3 7 2 1 0 1 0 5 4 28 1971 1 5 7 10 9 3 0 0 0 1 3 11 50 1972 5 5 6 5 16 5 1 2 1 1 5 2 54 1973 2 5 2 7 6 3 0 0 0 0 3 4 32 1974 0 2 11 8 4 3 6 5 3 0 3 3 48 1975 3 2 2 4 12 3 0 0 2 2 1 5 36 1976 6 3 2 7 15 1 0 0 1 5 2 3 45 1977 4 1 6 8 10 3 1 0 0 4 1 7 45 1978 2 4 2 1 8 8 0 0 0 5 4 6 40 1979 0 6 7 5 11 11 0 1 1 2 6 3 53 1980 5 7 9 8 6 2 1 0 0 3 8 1 50 1981 4 4 9 10 15 5 1 2 0 3 2 1 56 1982 *** *** *** 13 15 3 1 0 6 11 6 *** *** 1983 6 0 3 4 14 0 4 1 1 0 7 *** *** 1984 5 4 10 6 7 1 0 0 2 5 8 3 51 1985 8 6 4 4 4 1 0 1 0 2 4 7 41 1986 5 4 3 5 10 7 0 1 3 5 *** *** *** 1987 1 9 5 5 3 0 0 2 0 8 2 9 44 1988 7 9 5 12 4 2 2 4 0 4 4 3 56 1989 4 2 7 3 5 1 0 6 1 5 4 3 41 1990 4 4 6 6 7 1 0 0 0 3 0 3 34 1991 3 2 12 6 10 7 4 0 0 4 3 7 58 1992 4 8 7 7 14 1 0 1 0 0 9 5 56 1993 3 5 7 11 10 3 1 2 0 3 13 6 64 1994 10 8 11 9 5 3 0 0 2 4 12 7 71 1995 3 6 9 9 2 6 1 0 2 1 4 0 43 1996 4 4 6 13 10 1 4 1 2 5 4 4 58 1997 4 3 6 4 9 11 3 0 1 4 6 5 56 1998 6 4 5 6 5 5 3 1 0 2 3 3 43 1999 4 3 6 8 5 3 2 3 0 4 3 1 42 2000 3 5 6 5 5 2 1 2 3 7 3 3 45 MEAN 4 4 6 8 8 4 1 1 1 4 5 4 50 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 10 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 0 0 0 1 1 0 1 0 1 3 1 0 8 1963 1 1 1 4 2 0 0 0 0 1 1 0 11 1964 0 0 1 1 0 1 0 0 0 0 0 0 3 1965 0 0 0 0 0 1 0 0 1 2 0 0 4 1966 0 1 0 4 0 0 0 0 1 3 0 1 10 1967 0 0 1 1 1 1 0 0 1 0 0 0 5 1968 0 0 0 2 0 0 0 0 0 2 1 1 6 1969 0 1 3 2 3 1 0 0 1 3 0 0 14 1970 0 0 0 0 1 1 0 0 1 0 1 0 4 1971 0 1 1 0 2 2 0 0 0 0 0 0 6 1972 0 0 0 0 5 2 0 0 0 0 1 1 9 1973 0 1 0 0 2 0 0 0 0 0 1 0 4 1974 0 0 2 2 1 0 2 3 0 0 0 0 10 1975 0 0 0 2 5 1 0 0 0 1 0 0 9 1976 0 0 0 2 3 0 0 0 0 0 0 0 5 1977 1 0 0 2 5 0 0 0 0 2 0 0 10 1978 0 0 0 0 3 2 0 0 0 0 0 2 7 1979 0 0 0 2 2 3 0 0 0 0 1 0 8 1980 1 0 1 1 3 1 0 0 0 2 2 0 11 1981 1 0 1 5 6 0 0 1 0 3 0 0 17 1982 *** *** *** 3 4 2 0 0 1 4 1 *** *** 1983 0 0 0 1 4 0 0 0 0 0 2 *** *** 1984 0 0 1 2 2 0 0 0 0 0 0 0 5 1985 1 0 0 2 0 0 0 0 0 0 0 1 4 1986 0 0 0 1 3 2 0 0 1 1 *** *** *** 1987 0 0 0 1 1 0 0 0 0 5 0 0 7 1988 0 0 0 0 0 0 1 1 0 0 1 0 3 1989 0 0 0 0 0 0 0 1 1 2 0 0 4 1990 1 0 0 0 1 0 0 0 0 0 0 0 2 1991 0 0 1 1 3 0 1 0 0 1 0 1 8 1992 1 1 1 1 4 0 0 0 0 0 3 1 12 1993 0 1 2 5 3 0 0 0 0 1 2 2 16 1994 2 0 1 3 1 0 0 0 2 0 5 1 15 1995 1 1 1 4 0 1 1 0 0 0 2 0 11 1996 0 0 0 3 4 0 1 0 2 1 2 0 13 1997 0 0 1 0 0 1 2 0 0 0 1 0 5 1998 0 0 1 1 1 0 0 0 0 0 0 0 3 1999 0 0 1 1 0 0 1 0 0 1 1 0 5 2000 0 0 2 0 0 0 0 0 0 0 0 0 2 MEAN 0 0 1 2 2 1 0 0 0 1 1 0 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 82 89 85 *** 1962 86 88 83 89 91 89 93 82 76 82 87 84 86 1963 83 85 85 84 72 64 61 69 70 82 92 89 78 1964 81 90 77 81 65 69 68 72 77 82 *** 83 *** 1965 89 89 80 79 71 74 68 71 78 88 84 80 79 1966 78 81 83 80 75 67 62 68 72 89 84 82 77 1967 85 88 83 82 78 74 75 58 77 86 87 85 80 1968 82 76 81 82 73 79 70 72 69 80 88 81 78 1969 81 78 86 86 76 66 72 72 74 80 80 75 77 1970 71 78 80 71 63 63 62 75 77 76 77 88 73 1971 61 69 79 81 84 82 73 75 75 83 88 83 78 1972 78 76 90 76 86 88 74 79 81 82 81 78 81 1973 79 85 85 83 79 79 79 84 85 74 80 74 81 1974 66 77 82 81 80 79 83 88 90 77 70 62 78 1975 72 80 81 77 84 77 63 68 71 79 77 65 75 1976 68 66 73 68 64 61 42 33 50 61 73 78 61 1977 67 76 72 74 64 48 56 49 47 78 86 80 66 1978 75 82 75 61 54 53 50 58 79 77 68 75 67 1979 69 80 74 67 62 55 49 49 63 79 79 71 66 1980 63 68 76 77 66 54 42 35 65 82 72 71 64 1981 58 73 69 72 79 77 72 66 65 64 77 81 71 1982 *** *** *** 71 81 74 60 69 73 87 81 *** *** 1983 71 81 83 78 78 63 75 69 79 75 70 *** *** 1984 78 81 85 77 78 71 64 75 72 79 80 69 76 1985 72 81 66 69 75 71 68 70 70 76 73 73 72 1986 72 79 78 73 70 73 61 58 59 75 *** *** *** 1987 60 65 59 62 67 67 68 75 79 80 80 82 70 1988 85 84 78 83 82 77 78 79 79 78 75 81 80 1989 81 81 86 78 77 74 69 77 74 69 84 90 78 1990 87 85 86 85 74 72 71 80 73 83 73 81 79 1991 81 76 81 81 78 74 69 74 75 81 85 90 79 1992 64 69 68 69 71 59 45 48 44 52 70 74 61 1993 79 79 75 76 70 51 43 44 43 52 77 84 64 1994 81 78 73 63 65 50 50 49 47 64 76 72 64 1995 77 73 72 69 54 58 51 43 48 58 63 70 61 1996 85 89 85 87 87 75 76 69 80 86 94 87 83 1997 83 80 79 72 81 78 80 74 75 72 89 88 79 1998 85 85 81 81 81 73 73 74 75 73 75 74 78 1999 88 79 80 82 77 68 67 71 82 67 84 86 78 2000 73 79 81 74 74 71 67 68 78 85 89 85 77 MEAN 76 79 79 76 74 69 65 66 70 76 80 79 74 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 36 55 60 *** 1962 81 74 43 59 81 88 93 79 68 55 60 65 71 1963 70 67 57 56 51 37 40 41 32 52 56 80 53 1964 85 81 58 63 33 40 40 38 47 42 *** 80 *** 1965 84 80 57 57 34 41 43 36 44 69 61 66 56 1966 62 65 52 48 45 38 30 32 33 61 49 67 49 1967 84 86 73 64 46 47 46 41 44 54 71 72 61 1968 79 84 71 63 47 49 38 38 45 65 78 77 61 1969 86 84 75 62 54 38 41 33 41 61 59 66 58 1970 74 65 60 50 34 33 31 37 33 29 43 81 48 1971 69 70 50 52 45 46 36 37 29 35 50 79 50 1972 86 63 75 49 59 42 36 31 30 40 66 84 55 1973 88 82 60 48 38 42 39 30 33 33 61 72 52 1974 80 77 68 48 28 34 45 41 44 30 50 77 52 1975 81 77 61 32 38 35 25 29 35 34 46 78 48 1976 74 75 69 47 41 33 34 34 39 46 45 73 51 1977 81 66 49 46 52 39 35 31 25 40 55 74 49 1978 71 60 40 32 38 41 30 28 20 37 74 70 45 1979 72 62 55 35 35 36 27 19 19 37 40 61 42 1980 83 81 64 38 32 26 21 23 24 34 51 58 45 1981 76 70 47 44 40 38 36 27 26 34 39 59 45 1982 *** *** *** 49 53 33 24 27 31 51 71 *** *** 1983 77 82 64 37 51 24 37 38 28 28 45 *** *** 1984 65 74 52 37 45 37 25 30 23 30 68 82 47 1985 76 73 65 41 36 35 33 26 26 34 48 71 47 1986 75 67 59 38 41 43 31 27 22 46 *** *** *** 1987 36 43 36 28 31 31 38 39 36 51 45 69 40 1988 81 71 51 48 38 35 38 45 36 38 44 58 49 1989 68 66 53 34 36 31 33 36 32 41 59 63 46 1990 69 71 56 52 37 30 34 41 32 44 40 56 47 1991 65 51 54 44 42 35 33 35 31 46 53 74 47 1992 53 56 53 41 52 33 24 30 24 30 53 62 43 1993 69 65 58 54 40 28 25 24 20 32 61 73 46 1994 67 56 47 43 40 29 30 27 27 41 55 59 43 1995 58 59 46 46 33 36 29 23 30 35 44 51 41 1996 66 61 55 51 43 36 35 29 31 41 53 58 47 1997 57 61 56 35 37 33 39 29 31 32 57 60 44 1998 74 66 51 42 37 29 32 29 29 29 41 49 42 1999 62 45 40 37 31 24 31 26 34 31 54 56 39 2000 52 54 45 33 28 27 22 26 31 44 53 61 40 MEAN 72 68 56 46 42 37 35 33 32 41 54 68 49 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 54 66 67 *** 1962 83 82 50 81 82 90 94 83 75 65 69 78 78 1963 77 75 70 68 66 53 57 62 54 69 72 89 68 1964 83 89 72 70 48 58 59 58 54 59 *** 83 *** 1965 89 85 68 69 53 48 57 63 65 83 74 69 69 1966 67 70 62 63 60 50 40 43 50 70 66 76 60 1967 83 90 82 71 54 62 64 54 62 71 81 83 71 1968 83 85 79 74 59 59 55 56 58 70 84 86 71 1969 83 85 83 75 63 50 62 53 59 70 77 75 70 1970 76 76 73 62 41 39 38 50 46 32 51 82 56 1971 61 73 55 64 50 53 51 52 48 47 56 82 58 1972 83 85 87 62 64 56 54 40 43 45 71 82 64 1973 84 81 66 53 42 56 47 45 50 42 66 76 59 1974 80 82 80 56 38 41 59 60 62 43 64 80 62 1975 82 74 65 41 59 55 37 40 48 44 60 79 57 1976 80 82 76 55 50 44 31 41 44 64 67 78 59 1977 82 63 47 48 57 53 43 47 52 57 64 84 58 1978 80 74 54 47 55 59 45 53 37 56 80 80 60 1979 81 74 66 45 54 54 43 40 41 55 55 73 57 1980 84 83 69 48 52 44 37 50 42 54 68 74 59 1981 82 78 56 59 62 60 54 54 49 58 58 72 62 1982 *** *** *** 59 71 55 39 44 51 69 79 *** *** 1983 74 83 78 46 64 42 56 57 58 45 58 *** *** 1984 77 82 67 50 61 57 42 51 55 49 77 79 62 1985 79 77 72 51 53 47 57 47 47 52 65 81 61 1986 78 78 74 61 58 61 48 46 36 61 *** *** *** 1987 42 51 44 35 35 39 49 51 50 67 53 76 49 1988 82 77 57 55 42 39 48 59 44 54 54 63 56 1989 76 70 57 37 43 37 41 48 41 47 67 67 53 1990 79 77 56 55 43 36 44 52 40 55 45 60 54 1991 70 52 56 48 43 47 44 46 41 55 67 83 54 1992 61 61 52 43 51 28 26 29 28 37 63 68 46 1993 75 71 61 51 46 25 23 22 21 43 71 82 49 1994 76 58 50 39 38 26 29 22 28 46 64 63 45 1995 65 58 41 45 35 41 27 19 28 41 51 57 42 1996 72 68 65 55 48 42 45 38 36 56 67 69 55 1997 66 67 60 34 44 41 50 40 42 39 68 68 52 1998 81 72 59 46 48 40 43 39 41 41 53 56 52 1999 68 48 44 44 34 33 44 37 47 39 65 68 48 2000 61 58 47 36 35 36 32 35 43 62 67 72 49 MEAN 76 74 63 54 51 48 47 47 47 54 65 75 58 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR LESS THAN -4 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 3 10 22 *** 1962 28 19 11 0 0 0 0 0 0 0 16 21 95 1963 14 14 15 0 0 0 0 0 0 0 17 30 90 1964 29 24 4 4 0 0 0 0 0 2 16 27 106 1965 30 20 10 6 0 0 0 0 0 2 17 22 107 1966 15 18 15 0 0 0 0 0 0 0 10 18 76 1967 21 23 17 5 0 0 0 0 0 0 7 25 98 1968 26 24 18 1 0 0 0 0 0 1 7 26 103 1969 29 27 7 1 0 0 0 0 0 2 24 26 116 1970 31 24 11 0 0 0 0 0 0 5 15 27 113 1971 31 23 8 1 0 0 0 0 0 1 16 25 105 1972 30 29 21 1 0 0 0 0 0 0 14 28 123 1973 30 21 13 0 0 0 0 0 0 2 19 28 113 1974 31 25 12 3 0 0 0 0 0 3 13 24 111 1975 28 19 20 3 0 0 0 0 0 0 15 24 109 1976 24 26 13 0 0 0 0 0 0 0 4 18 85 1977 29 18 1 0 0 0 0 0 0 6 16 20 90 1978 19 17 15 0 0 0 0 0 3 18 30 28 130 1979 22 19 15 6 1 0 0 0 0 0 11 30 104 1980 31 27 26 8 1 0 0 0 7 20 24 30 174 1981 *** *** 8 2 0 0 0 0 0 0 17 15 *** 1982 *** *** *** 0 0 0 0 0 0 0 21 *** *** 1983 *** *** *** 1 0 0 0 0 0 2 4 *** *** 1984 25 23 2 1 0 0 0 0 0 0 *** 30 *** 1985 20 16 18 0 0 0 0 0 0 6 9 25 94 1986 24 21 21 0 0 0 0 0 0 0 *** *** *** 1987 22 12 8 6 0 0 0 0 0 0 13 15 76 1988 24 22 13 4 0 0 0 0 0 0 14 19 96 1989 31 26 11 0 0 0 0 0 0 0 5 24 97 1990 29 25 14 5 0 0 0 0 0 1 15 24 113 1991 27 22 10 0 0 0 0 0 0 0 13 20 92 1992 22 18 13 0 0 0 0 0 0 0 3 8 64 1993 17 13 6 0 0 0 0 0 0 0 3 5 44 1994 9 7 0 0 0 0 0 0 0 0 0 15 31 1995 4 6 0 0 0 0 0 0 0 0 3 8 21 1996 25 20 15 3 0 0 0 0 0 1 19 14 97 1997 28 24 20 6 0 0 0 0 0 0 11 22 111 1998 29 25 12 2 0 0 0 0 0 0 2 16 86 1999 23 22 18 0 0 0 0 0 0 1 11 20 95 2000 26 26 19 1 0 0 0 0 0 0 16 14 102 MEAN 25 21 12 2 0 0 0 0 0 2 13 21 96 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR MORE THAN 21 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 1 0 0 0 0 1 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 *** *** 0 0 0 0 0 0 0 0 0 0 *** 1982 *** *** *** 0 0 0 1 0 0 0 0 *** *** 1983 *** *** *** 0 0 0 0 1 0 0 0 *** *** 1984 0 0 0 0 0 0 0 0 0 0 *** 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 *** *** *** 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 1 0 0 0 0 0 1 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 4 2 0 0 0 0 6 1993 0 0 0 0 0 0 10 3 0 0 0 0 13 1994 0 0 0 0 0 0 1 4 0 0 0 0 5 1995 0 0 0 0 0 0 4 8 2 0 0 0 14 1996 0 0 0 0 0 0 0 1 0 0 0 0 1 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 1 0 0 0 0 1 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 1 1 0 0 0 0 2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR LESS THAN 0 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 20 7 0 0 0 0 0 0 0 0 0 4 31 1963 3 0 3 0 0 0 0 0 0 0 0 18 24 1964 28 10 0 1 0 0 0 0 0 0 3 10 52 1965 25 9 2 2 0 0 0 0 0 0 0 3 41 1966 0 0 0 0 0 0 0 0 0 0 0 1 1 1967 15 10 3 0 0 0 0 0 0 0 1 9 38 1968 14 7 0 0 0 0 0 0 0 0 0 3 24 1969 13 13 0 0 0 0 0 0 0 0 0 0 26 1970 12 0 0 0 0 0 0 0 0 0 0 19 31 1971 25 11 0 0 0 0 0 0 0 0 0 13 49 1972 28 24 6 0 0 0 0 0 0 0 0 22 80 1973 24 9 0 0 0 0 0 0 0 0 1 15 49 1974 27 14 7 0 0 0 0 0 0 0 0 8 56 1975 8 4 1 0 0 0 0 0 0 0 1 9 23 1976 9 15 5 0 0 0 0 0 0 0 0 3 32 1977 27 5 0 0 0 0 0 0 0 0 0 9 41 1978 2 0 0 0 0 0 0 0 0 0 6 1 9 1979 9 0 2 0 0 0 0 0 0 0 0 3 14 1980 20 1 0 0 0 0 0 0 0 0 0 3 24 1981 12 1 0 1 0 0 0 0 0 0 0 0 14 1982 *** *** *** 0 0 0 0 0 0 0 5 *** *** 1983 24 14 2 0 0 0 0 0 0 0 0 *** *** 1984 4 10 0 0 0 0 0 0 0 0 1 24 39 1985 14 7 11 0 0 0 0 0 0 0 0 5 37 1986 10 1 1 0 0 0 0 0 0 0 *** *** *** 1987 0 3 0 0 0 0 0 0 0 0 0 7 10 1988 21 17 0 0 0 0 0 0 0 0 0 5 43 1989 30 21 1 0 0 0 0 0 0 0 0 2 54 1990 23 14 1 0 0 0 0 0 0 0 0 9 47 1991 12 10 2 0 0 0 0 0 0 0 0 13 37 1992 16 11 7 0 0 0 0 0 0 0 1 3 38 1993 15 5 1 0 0 0 0 0 0 0 2 1 24 1994 2 1 0 0 0 0 0 0 0 0 0 6 9 1995 2 0 0 0 0 0 0 0 0 0 0 1 3 1996 15 5 2 0 0 0 0 0 0 0 0 0 22 1997 16 14 7 0 0 0 0 0 0 0 0 2 39 1998 20 15 0 0 0 0 0 0 0 0 0 0 35 1999 0 1 0 0 0 0 0 0 0 0 3 1 5 2000 9 5 2 0 0 0 0 0 0 0 0 1 17 MEAN 15 8 2 0 0 0 0 0 0 0 1 6 32 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 30 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 0 0 0 0 0 0 14 7 1 0 0 0 22 1963 0 0 0 0 0 1 10 2 1 0 0 0 14 1964 0 0 0 0 0 0 6 6 3 0 0 0 15 1965 0 0 0 0 0 0 4 7 0 0 0 0 11 1966 0 0 0 0 0 6 17 22 6 0 0 0 51 1967 0 0 0 0 0 0 1 4 1 0 0 0 6 1968 0 0 0 0 0 2 13 9 0 0 0 0 24 1969 0 0 0 0 0 2 4 9 1 0 0 0 16 1970 0 0 0 0 0 0 9 5 0 1 0 0 15 1971 0 0 0 0 0 0 11 6 2 0 0 0 19 1972 0 0 0 0 0 0 10 4 0 0 0 0 14 1973 0 0 0 0 0 4 11 19 1 1 0 0 36 1974 0 0 0 0 0 10 7 4 0 0 0 0 21 1975 0 0 0 0 0 7 22 14 7 0 0 0 50 1976 0 0 0 0 0 1 13 21 4 0 0 0 39 1977 0 0 0 0 0 4 6 22 0 0 0 0 32 1978 0 0 0 0 0 0 22 11 13 0 0 0 46 1979 0 0 0 0 0 2 19 18 14 0 0 0 53 1980 0 0 0 0 0 5 27 17 7 0 0 0 56 1981 0 0 0 0 0 0 11 16 4 0 0 0 31 1982 *** *** *** 0 0 1 18 12 2 0 0 *** *** 1983 0 0 0 0 0 23 2 13 2 0 0 *** *** 1984 0 0 0 0 0 2 26 17 2 0 0 0 47 1985 0 0 0 0 0 5 12 13 6 0 0 0 36 1986 0 0 0 0 0 3 17 18 8 0 *** *** *** 1987 0 0 0 0 0 7 10 15 0 0 0 0 32 1988 0 0 0 0 0 3 6 4 0 0 0 0 13 1989 0 0 0 0 0 11 22 16 8 0 0 0 57 1990 0 0 0 0 0 5 13 10 1 0 0 0 29 1991 0 0 0 0 0 3 16 15 3 0 0 0 37 1992 0 0 0 0 0 3 27 15 3 0 0 0 48 1993 0 0 0 0 0 8 26 20 11 0 0 0 65 1994 0 0 0 0 0 7 27 29 2 0 0 0 65 1995 0 0 0 0 0 4 26 31 11 0 0 0 72 1996 0 0 0 0 0 2 16 22 2 0 0 0 42 1997 0 0 0 0 0 1 12 21 0 0 0 0 34 1998 0 0 0 0 0 8 10 16 3 0 0 0 37 1999 0 0 0 0 2 4 8 21 3 0 0 0 38 2000 0 0 0 0 0 7 23 15 1 0 0 0 46 MEAN 0 0 0 0 0 4 14 14 3 0 0 0 35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 40 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 *** *** *** 0 0 0 0 0 0 0 0 *** *** 1983 0 0 0 0 0 0 0 0 0 0 0 *** *** 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 *** *** *** 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 45 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 *** *** *** 0 0 0 0 0 0 0 0 *** *** 1983 0 0 0 0 0 0 0 0 0 0 0 *** *** 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 *** *** *** 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF FREEZING DAYS , DATE OF START AND END FREEZING START END YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MO DAY MO DAY -------------- 1961 *** *** *** *** *** *** *** *** *** 13 23 24 *** 10 8 12 31 1962 30 27 24 13 3 0 0 0 2 5 23 26 153 9 26 5 12 1963 23 21 27 8 1 0 0 0 0 6 28 31 145 10 12 5 1 1964 31 29 14 21 2 0 0 0 0 25 23 30 175 10 4 5 3 1965 31 28 23 16 0 0 0 0 0 7 29 28 162 10 12 4 23 1966 27 26 22 8 2 0 0 0 0 2 25 27 139 10 18 5 9 1967 28 28 29 15 0 2 0 0 0 7 16 30 155 10 15 6 7 1968 31 27 30 9 0 0 0 0 0 8 25 31 161 10 12 4 25 1969 31 28 20 12 0 0 0 0 0 17 28 31 167 10 1 4 25 1970 31 28 22 4 0 0 0 0 0 22 26 28 161 10 5 4 25 1971 31 28 21 7 0 0 0 0 1 19 23 27 157 9 21 4 20 1972 31 29 30 4 0 0 0 0 0 2 25 31 152 10 23 4 8 1973 31 28 24 16 4 0 0 0 0 8 26 30 167 10 14 5 7 1974 31 28 17 14 2 0 0 0 0 18 24 31 165 10 11 5 2 1975 31 24 26 13 0 0 0 0 0 14 28 28 164 10 8 4 23 1976 29 29 21 6 0 0 0 0 0 2 20 30 137 10 30 4 16 1977 31 25 8 1 0 0 0 0 0 17 30 28 140 10 9 4 27 1978 28 27 23 7 2 0 0 0 21 28 30 30 196 9 9 5 3 1979 27 26 24 18 8 0 0 0 1 8 16 31 159 9 21 5 23 1980 31 27 29 23 3 1 0 0 16 31 29 30 220 9 10 6 1 1981 *** *** 16 5 1 0 0 0 0 1 21 20 *** 10 31 5 3 1982 *** *** *** 4 0 0 0 0 0 3 28 *** *** 10 22 4 10 1983 *** *** *** 13 0 0 0 0 0 16 10 *** *** 10 2 4 27 1984 25 26 25 8 2 0 0 0 0 7 *** 31 *** 10 8 5 13 1985 26 27 18 3 0 0 0 0 0 13 22 30 139 10 3 4 18 1986 31 27 27 6 2 1 0 0 1 9 *** *** *** 9 5 6 20 1987 27 18 16 16 0 0 0 0 1 8 22 20 128 9 24 4 29 1988 28 25 22 12 1 0 0 0 0 4 20 28 140 10 2 5 5 1989 31 27 24 8 1 0 0 0 0 6 15 29 141 10 10 5 1 1990 31 27 26 15 5 0 0 0 0 10 23 29 166 10 16 5 8 1991 31 25 23 8 0 0 0 0 1 3 19 27 137 9 27 4 20 1992 29 27 22 0 0 0 0 0 0 0 8 19 105 11 23 3 28 1993 29 24 22 2 0 0 0 0 0 0 8 21 106 11 13 4 24 1994 22 20 5 0 0 0 0 0 0 0 4 22 73 11 6 3 17 1995 20 15 6 0 0 0 0 0 0 0 9 27 77 11 12 3 28 1996 30 28 28 11 0 0 0 0 0 10 26 22 155 10 7 4 28 1997 30 28 27 13 1 0 0 0 1 7 24 29 160 9 15 5 6 1998 31 27 23 9 1 0 0 0 0 15 18 27 151 10 12 5 4 1999 31 23 26 15 2 0 0 0 0 8 25 26 156 10 14 5 22 2000 29 27 26 4 1 0 0 0 0 8 24 28 147 10 4 5 11 MEAN 29 26 22 9 1 0 0 0 1 10 22 27 147 9 5 6 20 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 10.5 5.0 2.1 ****** 1962 -5.3 -0.9 8.4 7.8 14.2 17.7 21.8 20.9 17.2 11.3 5.4 1.2 10.0 1963 1.3 2.8 2.6 10.2 12.8 18.8 21.7 20.0 18.0 11.8 4.4 -4.7 10.0 1964 -14.3 -2.4 5.9 5.8 15.5 19.9 20.4 20.0 17.0 9.1 4.7 -3.8 8.1 1965 -6.5 -4.0 4.5 6.5 14.4 18.3 20.6 19.8 15.9 7.6 4.2 1.2 8.6 1966 3.6 2.8 4.8 9.1 14.2 20.4 22.1 22.6 17.6 10.1 7.3 2.3 11.4 1967 -3.4 -3.1 0.8 5.7 14.3 16.0 17.9 20.4 16.2 10.7 6.0 -2.3 8.3 1968 -3.8 -2.4 2.5 8.3 14.8 16.7 20.9 20.6 17.3 13.1 6.2 -0.2 9.5 1969 -3.6 -4.7 4.8 7.4 14.1 20.4 18.5 20.2 15.5 10.2 3.3 2.1 9.0 1970 -3.7 2.1 6.0 11.0 16.1 20.4 20.9 20.7 15.8 11.0 7.0 -4.2 10.3 1971 -10.9 -5.0 5.3 7.9 16.0 17.9 21.3 20.9 16.1 10.3 5.2 -2.3 8.6 1972 -11.0 -11.9 -1.2 9.3 11.7 17.5 21.4 19.2 17.7 13.9 3.9 -9.4 6.8 1973 -10.6 -2.6 3.0 8.1 13.7 17.0 21.0 22.4 16.3 15.0 1.7 -6.1 8.2 1974 -11.0 -6.1 1.8 7.9 16.9 20.9 19.2 18.5 14.9 11.6 5.4 -2.9 8.1 1975 -4.0 -1.3 1.9 11.9 14.6 19.4 23.1 20.9 17.1 10.3 3.6 -3.8 9.5 1976 -3.3 -5.3 -0.2 9.2 13.2 18.2 22.7 25.1 18.7 12.1 5.3 0.5 9.7 1977 -7.8 1.3 7.8 10.9 13.8 19.5 21.1 22.7 18.8 8.9 3.7 -2.7 9.8 1978 -1.0 1.4 5.7 10.0 14.0 16.5 22.0 19.5 16.1 11.0 -5.5 -1.5 9.0 1979 -4.5 1.0 3.1 9.9 12.7 17.0 21.2 19.8 17.6 11.6 7.7 -2.5 9.6 1980 -9.2 -4.9 0.8 9.1 13.0 17.5 22.2 20.1 15.5 10.6 5.5 -2.0 8.2 1981 -6.8 -2.4 6.3 8.0 12.1 16.6 21.2 21.5 18.0 12.5 5.9 2.6 9.6 1982 ****** ****** ****** 11.6 14.0 18.1 23.1 20.1 16.9 8.8 -0.9 ****** ****** 1983 -11.8 -6.9 1.1 8.6 14.1 23.7 18.7 21.6 15.7 10.5 7.8 ****** ****** 1984 -2.5 -3.6 4.8 9.4 10.8 17.8 23.5 20.1 17.1 10.4 3.1 -8.1 8.6 1985 -5.0 -2.8 -1.1 10.5 15.5 20.0 20.4 20.3 17.8 8.9 6.1 -2.6 9.0 1986 -4.5 -0.4 0.4 9.5 12.9 16.8 22.1 21.3 17.9 11.9 ****** ****** ****** 1987 0.4 2.0 3.4 8.1 16.7 20.6 21.5 19.9 15.7 7.6 4.5 -0.6 10.0 1988 -6.3 -5.6 3.3 8.8 14.2 18.5 20.2 18.6 16.2 11.6 4.3 -0.5 8.6 1989 -11.6 -10.7 3.8 11.6 14.9 20.0 23.1 21.5 16.9 12.5 5.9 0.3 9.0 1990 -8.1 -4.0 2.2 7.4 13.8 20.0 21.7 19.5 18.2 10.2 6.4 -1.1 8.8 1991 -4.4 -3.6 3.2 10.1 13.0 18.3 21.4 21.2 16.5 11.5 5.0 -3.1 9.1 1992 -4.1 -1.7 0.8 9.9 12.9 20.9 26.0 23.4 20.0 14.2 6.9 1.1 10.9 1993 -2.4 -0.4 3.3 10.4 15.2 21.6 26.1 25.2 22.0 14.0 4.4 1.8 11.8 1994 1.0 1.8 7.1 13.6 16.7 22.1 25.7 26.0 20.4 14.7 7.6 -0.7 13.0 1995 2.5 3.4 7.3 11.1 17.6 21.2 26.0 27.6 21.1 13.4 7.1 1.4 13.3 1996 -3.4 -0.7 1.9 7.6 15.2 17.8 21.6 21.7 17.7 10.4 3.1 2.5 9.6 1997 -4.5 -7.5 -0.9 8.9 13.9 19.2 20.6 22.2 15.3 12.3 3.7 -0.8 8.5 1998 -7.4 -5.6 3.1 10.1 14.5 20.7 21.1 22.1 17.4 11.0 7.7 2.9 9.8 1999 -1.4 1.0 3.8 8.9 15.3 19.9 20.2 23.2 16.4 12.0 2.3 0.7 10.2 2000 -2.6 -2.0 2.3 11.7 15.5 18.8 22.7 21.7 17.1 9.3 2.9 0.4 9.8 MEAN -5.1 -2.4 3.3 9.3 14.3 19.0 21.7 21.4 17.3 11.2 4.7 -1.2 9.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.7 -0.7 -3.1 ****** 1962 -7.8 -4.0 -2.4 1.9 10.8 15.9 ****** 17.4 11.7 4.5 0.3 -3.0 ****** 1963 -2.7 -1.4 -2.9 4.0 5.3 7.5 10.7 10.4 6.6 5.3 -0.5 -6.9 2.9 1964 -16.6 -4.5 0.2 -0.1 3.3 9.8 10.4 9.9 8.1 0.5 ****** -8.9 ****** 1965 -8.5 -6.4 -1.6 0.2 3.3 7.9 10.7 10.1 7.7 4.0 -0.6 -3.8 1.9 1966 -2.0 -2.2 -2.1 1.8 5.6 8.8 7.9 9.4 5.7 5.1 0.9 -2.2 3.1 1967 -5.9 -4.9 -2.7 0.7 5.6 7.7 9.9 9.3 7.7 5.0 2.5 -5.5 2.5 1968 -6.6 -5.4 -1.6 3.4 6.3 8.7 10.6 10.4 8.4 7.8 3.4 -3.2 3.5 1969 -6.0 -7.3 1.7 2.5 6.9 8.9 9.2 9.1 6.2 4.7 -1.7 -2.7 2.6 1970 -7.8 -2.5 0.8 3.2 3.0 6.8 7.0 9.8 3.9 -2.4 -2.3 -6.7 1.1 1971 -16.6 -9.6 -2.3 1.0 7.0 9.4 10.2 10.4 4.0 0.1 -2.1 -5.3 0.5 1972 -13.4 -15.6 -3.7 2.0 5.8 9.0 10.9 6.7 5.7 3.7 -1.1 -12.2 -0.2 1973 -12.9 -5.3 -2.6 0.1 2.4 7.6 10.5 10.4 5.7 2.8 -3.9 -10.3 0.4 1974 -14.6 -9.5 -2.2 -0.2 3.7 9.1 10.5 10.0 7.4 -0.2 -2.2 -7.5 0.4 1975 -7.3 -5.0 -3.9 -0.4 5.6 8.6 7.7 6.8 5.1 -0.6 -4.1 -8.0 0.4 1976 -7.5 -9.3 -4.6 0.4 2.4 5.2 6.4 8.6 5.8 2.2 -2.6 -3.4 0.3 1977 -11.3 -4.6 -1.2 1.8 4.6 7.1 7.8 8.3 4.1 -0.7 -2.7 -6.0 0.6 1978 -5.1 -3.4 -3.6 -2.0 2.4 5.2 7.0 6.5 0.9 1.5 -9.7 -5.6 -0.5 1979 -8.7 -3.8 -3.5 -1.7 1.3 4.8 5.8 2.4 1.7 2.1 -1.0 -8.0 -0.7 1980 -12.7 -8.5 -4.5 -0.8 1.2 2.5 4.1 3.1 1.1 0.8 -1.5 -7.7 -1.9 1981 -12.0 -6.7 -2.3 -0.8 3.4 7.3 10.1 8.7 4.9 1.7 -2.7 -2.7 0.7 1982 ****** ****** ****** 3.4 7.3 7.2 7.0 6.8 5.1 2.5 -4.6 ****** ****** 1983 -15.8 -9.5 -3.4 -1.6 6.8 8.4 8.5 10.5 4.5 -1.9 -1.0 ****** ****** 1984 -6.8 -7.0 -1.6 -0.4 2.8 7.4 8.7 7.8 4.3 -0.9 -1.2 -11.7 0.1 1985 -9.1 -6.5 -6.4 0.1 5.2 8.1 9.3 7.1 4.6 -1.5 -1.3 -6.7 0.3 1986 -8.5 -4.7 -4.8 0.2 3.7 7.8 9.0 7.1 1.6 3.8 ****** ****** ****** 1987 -10.9 -7.3 -8.3 -6.7 3.0 7.1 10.1 9.2 5.0 0.5 -3.7 -4.9 -0.6 1988 -8.8 -9.1 -4.0 0.9 3.5 6.5 9.5 9.8 4.7 2.0 -4.6 -6.6 0.3 1989 -15.3 -14.7 -3.4 -0.6 3.6 6.7 9.7 9.9 3.9 1.2 0.5 -4.3 -0.2 1990 -11.4 -7.5 -4.5 -0.3 2.1 6.2 9.4 9.7 5.0 1.9 -3.4 -7.4 -0.0 1991 -9.0 -11.0 -4.0 0.7 2.4 6.9 8.4 9.3 3.7 3.1 -0.8 -5.8 0.3 1992 -11.2 -8.4 -7.2 -1.2 3.9 5.3 6.2 6.0 1.5 -0.0 -0.5 -4.4 -0.8 1993 -6.7 -5.2 -3.4 2.1 4.3 3.7 5.9 5.1 0.8 -0.2 -0.9 -1.6 0.3 1994 -3.3 -4.8 -2.0 1.3 4.5 4.3 8.7 6.7 2.3 3.3 0.7 -6.9 1.2 1995 -3.3 -3.4 -2.8 0.9 2.9 7.3 8.1 5.4 3.2 0.8 -2.7 -6.2 0.9 1996 -7.6 -5.8 -4.0 0.0 5.6 5.9 9.7 6.9 4.2 1.9 -2.5 -2.7 1.0 1997 -10.0 -12.3 -7.2 -3.5 3.0 6.9 10.2 8.0 2.3 -0.1 -1.5 -5.7 -0.8 1998 -10.3 -9.6 -3.9 0.1 4.4 7.4 8.2 8.3 3.9 -1.9 -1.9 -5.2 -0.0 1999 -6.0 -7.4 -6.2 -1.7 1.4 4.2 7.2 8.2 5.2 -1.7 -3.9 -4.7 -0.5 2000 -9.5 -8.7 -7.0 -0.9 1.9 4.1 5.8 6.0 4.2 1.5 -2.8 -4.4 -0.8 MEAN -9.2 -6.9 -3.4 0.3 4.2 7.2 8.6 8.3 4.7 1.6 -1.8 -5.7 0.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 5.06 4.68 3.84 ****** 1962 2.76 3.57 4.46 5.85 10.61 14.82 ****** 16.21 11.15 6.67 4.93 3.84 ****** 1963 3.95 4.36 3.82 6.41 6.87 8.03 9.85 9.75 7.61 6.93 4.57 2.94 6.26 1964 1.50 3.40 4.77 4.65 6.14 9.39 9.77 9.40 8.53 4.99 ****** 2.55 ****** 1965 2.58 3.10 4.24 4.81 6.08 8.18 9.86 9.44 8.21 6.37 4.59 3.64 5.93 1966 4.08 4.01 4.07 5.33 7.01 8.81 8.20 9.09 7.13 6.68 5.05 4.04 6.13 1967 3.23 3.37 3.88 4.96 7.04 8.06 9.31 9.10 8.05 6.71 5.76 3.42 6.07 1968 3.12 3.44 4.28 6.01 7.36 8.67 9.84 9.65 8.52 8.42 6.11 3.77 6.60 1969 3.17 2.93 5.35 5.64 7.64 8.78 8.89 8.84 7.33 6.61 4.32 3.97 6.12 1970 2.80 3.99 5.15 5.91 5.85 7.64 7.64 9.31 6.36 3.97 4.02 3.02 5.47 1971 1.61 2.64 4.02 5.11 7.68 8.95 9.59 9.66 6.35 4.80 4.06 3.30 5.65 1972 1.94 1.68 3.61 5.48 7.08 8.79 9.96 7.61 7.02 6.13 4.51 2.16 5.50 1973 2.04 3.42 3.93 4.71 5.63 8.12 9.63 9.62 7.04 6.01 3.62 2.44 5.52 1974 1.79 2.59 4.14 4.64 6.12 8.79 9.70 9.45 7.93 4.71 4.11 3.04 5.58 1975 2.91 3.40 3.60 4.62 6.98 8.68 8.05 7.64 6.77 4.51 3.51 2.83 5.29 1976 2.92 2.54 3.44 4.87 5.64 6.93 7.76 8.84 7.19 5.80 4.04 3.76 5.31 1977 2.17 3.47 4.26 5.34 6.52 7.99 8.28 8.63 6.48 4.57 3.92 3.25 5.41 1978 3.37 3.70 3.61 4.01 5.73 6.96 8.06 7.47 5.12 5.32 2.61 3.27 4.94 1979 2.74 3.60 3.72 4.21 5.38 6.80 7.25 5.70 5.42 5.50 4.51 2.88 4.81 1980 2.05 2.87 3.63 4.51 5.24 5.81 6.49 6.25 5.25 4.96 4.41 2.92 4.53 1981 2.43 3.15 3.95 4.46 6.04 7.92 9.56 8.65 6.83 5.34 3.88 3.91 5.51 1982 ****** ****** ****** 6.12 7.91 7.87 7.73 7.62 6.79 5.64 3.38 ****** ****** 1983 1.68 2.53 3.69 4.22 7.63 8.58 8.55 9.87 6.61 4.18 4.37 ****** ****** 1984 2.96 2.98 4.19 4.58 5.76 7.97 8.64 8.22 6.51 4.40 4.39 2.17 5.23 1985 2.72 3.07 3.28 4.75 6.85 8.43 9.00 7.74 6.59 4.29 4.37 3.06 5.35 1986 2.77 3.38 3.37 4.81 6.12 8.25 8.94 7.81 5.30 6.19 ****** ****** ****** 1987 2.09 2.77 2.57 3.16 5.99 7.66 9.59 9.01 6.82 4.93 3.68 3.50 5.15 1988 2.63 2.54 3.55 5.16 5.99 7.37 9.08 9.33 6.59 5.46 3.58 3.02 5.36 1989 1.55 1.68 3.77 4.58 6.09 7.62 9.28 9.35 6.23 5.14 4.95 3.50 5.31 1990 2.13 2.75 3.51 4.63 5.66 7.29 9.07 9.20 6.83 5.40 3.75 2.91 5.26 1991 2.45 2.19 3.57 4.94 5.61 7.60 8.46 8.94 6.18 5.89 4.48 3.16 5.29 1992 2.17 2.60 2.88 4.38 6.28 6.84 7.50 7.24 5.23 4.65 4.70 3.51 4.83 1993 2.93 3.29 3.69 5.48 6.37 6.14 7.21 6.75 5.07 4.75 4.47 4.21 5.03 1994 3.75 3.35 4.11 5.33 6.42 6.40 8.56 7.65 5.80 6.08 5.00 2.98 5.45 1995 3.70 3.71 3.90 5.11 5.86 7.97 8.44 7.17 5.92 4.96 4.05 2.99 5.31 1996 2.77 3.17 3.56 4.80 7.01 7.13 9.21 7.73 6.35 5.43 4.00 3.89 5.42 1997 2.36 2.11 2.85 3.74 5.87 7.69 9.54 8.38 5.61 4.66 4.25 3.14 5.02 1998 2.31 2.41 3.60 4.84 6.49 7.89 8.40 8.46 6.29 4.14 4.13 3.26 5.18 1999 3.06 2.74 3.03 4.20 5.25 6.40 7.74 8.39 6.86 4.20 3.59 3.36 4.90 2000 2.39 2.53 2.92 4.50 5.39 6.31 7.25 7.36 6.55 5.28 3.87 3.39 4.81 MEAN 2.62 3.03 3.79 4.89 6.44 7.94 8.68 8.63 6.73 5.39 4.27 3.27 5.47 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 6.72 6.21 5.08 ****** 1962 3.65 4.72 5.92 7.75 13.97 19.44 ****** 21.26 14.71 8.83 6.52 5.07 ****** 1963 5.22 5.76 5.06 8.49 9.11 10.67 13.07 12.93 10.11 9.18 6.06 3.88 8.30 1964 1.98 4.49 6.31 6.16 8.17 12.45 12.95 12.48 11.31 6.62 ****** 3.36 ****** 1965 3.41 4.09 5.62 6.38 8.08 10.86 13.09 12.53 10.89 8.43 6.07 4.82 7.86 1966 5.40 5.31 5.39 7.07 9.30 11.70 10.92 12.09 9.48 8.85 6.70 5.34 8.13 1967 4.26 4.45 5.13 6.57 9.34 10.69 12.34 12.08 10.69 8.89 7.62 4.52 8.05 1968 4.12 4.55 5.66 7.96 9.76 11.50 13.05 12.81 11.30 11.14 8.08 4.98 8.74 1969 4.19 3.87 7.08 7.47 10.13 11.67 11.80 11.75 9.73 8.75 5.72 5.26 8.12 1970 3.70 5.29 6.82 7.84 7.79 10.17 10.18 12.36 8.46 5.29 5.34 3.99 7.27 1971 2.12 3.49 5.33 6.78 10.19 11.87 12.74 12.82 8.45 6.38 5.38 4.36 7.49 1972 2.56 2.21 4.77 7.27 9.38 11.66 13.22 10.11 9.34 8.15 5.97 2.85 7.29 1973 2.69 4.52 5.20 6.25 7.48 10.78 12.78 12.78 9.36 8.00 4.79 3.22 7.32 1974 2.36 3.42 5.48 6.15 8.14 11.68 12.86 12.53 10.52 6.27 5.45 4.02 7.41 1975 3.84 4.49 4.77 6.14 9.27 11.53 10.73 10.17 9.01 5.99 4.65 3.74 7.03 1976 3.86 3.35 4.56 6.47 7.49 9.22 10.35 11.78 9.57 7.70 5.36 4.97 7.06 1977 2.86 4.60 5.66 7.09 8.65 10.62 11.02 11.48 8.63 6.06 5.20 4.29 7.18 1978 4.45 4.90 4.79 5.33 7.62 9.25 10.73 9.94 6.83 7.07 3.45 4.33 6.56 1979 3.62 4.76 4.93 5.59 7.14 9.04 9.66 7.61 7.23 7.30 5.98 3.80 6.39 1980 2.70 3.78 4.81 5.99 6.96 7.74 8.67 8.33 6.99 6.59 5.85 3.87 6.03 1981 3.21 4.16 5.24 5.92 8.02 10.52 12.69 11.50 9.09 7.10 5.15 5.18 7.31 1982 ****** ****** ****** 8.12 10.48 10.45 10.30 10.13 9.03 7.47 4.47 ****** ****** 1983 2.22 3.34 4.88 5.60 10.12 11.43 11.35 13.10 8.79 5.56 5.80 ****** ****** 1984 3.91 3.94 5.55 6.08 7.65 10.59 11.50 10.92 8.65 5.84 5.81 2.86 6.94 1985 3.59 4.06 4.35 6.31 9.10 11.20 11.95 10.30 8.77 5.69 5.79 4.04 7.10 1986 3.65 4.48 4.46 6.38 8.13 10.95 11.89 10.40 7.08 8.22 ****** ****** ****** 1987 2.77 3.67 3.42 4.19 7.98 10.20 12.73 11.97 9.06 6.53 4.88 4.62 6.84 1988 3.47 3.36 4.70 6.85 7.96 9.80 12.05 12.37 8.76 7.25 4.74 4.00 7.11 1989 2.04 2.21 5.00 6.09 8.10 10.14 12.34 12.41 8.29 6.83 6.56 4.62 7.05 1990 2.81 3.63 4.65 6.14 7.53 9.71 12.05 12.21 9.09 7.18 4.98 3.85 6.99 1991 3.23 2.90 4.73 6.56 7.45 10.11 11.25 11.88 8.22 7.82 5.93 4.17 7.02 1992 2.86 3.43 3.82 5.82 8.34 9.12 9.99 9.66 6.99 6.20 6.23 4.65 6.43 1993 3.87 4.35 4.89 7.27 8.47 8.19 9.64 9.02 6.78 6.33 5.92 5.57 6.69 1994 4.96 4.44 5.46 7.09 8.54 8.54 11.42 10.21 7.73 8.08 6.63 3.95 7.25 1995 4.89 4.91 5.17 6.78 7.81 10.60 11.25 9.58 7.90 6.60 5.37 3.96 7.07 1996 3.67 4.19 4.71 6.37 9.31 9.49 12.24 10.30 8.46 7.20 5.30 5.14 7.20 1997 3.11 2.78 3.77 4.97 7.80 10.22 12.66 11.15 7.46 6.20 5.63 4.15 6.66 1998 3.04 3.17 4.77 6.42 8.62 10.50 11.17 11.25 8.37 5.51 5.48 4.32 6.89 1999 4.05 3.63 4.02 5.58 6.99 8.53 10.31 11.17 9.12 5.60 4.76 4.45 6.52 2000 3.16 3.35 3.87 5.98 7.17 8.40 9.66 9.80 8.70 7.00 5.12 4.48 6.39 MEAN 3.46 4.00 5.02 6.50 8.55 10.54 11.54 11.47 8.95 7.16 5.66 4.32 7.26 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** 7.38 3.41 2.60 ****** 1962 0.81 1.37 7.16 3.72 2.81 2.25 ****** 5.23 6.25 5.81 2.99 2.02 ****** 1963 1.86 2.19 2.99 4.59 6.25 11.96 13.95 11.31 12.09 5.70 2.89 0.76 6.38 1964 0.34 0.80 3.41 3.91 10.42 11.82 12.15 12.42 9.77 6.25 ****** 0.81 ****** 1965 0.52 0.87 3.46 4.27 9.35 11.07 12.23 12.08 8.74 2.71 2.64 2.40 5.86 1966 2.89 2.46 3.67 5.09 7.66 13.39 17.27 17.09 12.20 3.89 4.16 2.18 7.66 1967 0.93 0.61 1.59 2.97 7.54 8.52 9.09 12.68 8.92 4.53 2.31 1.26 5.08 1968 0.94 1.03 1.91 3.56 7.55 8.23 13.04 12.69 9.43 5.20 1.82 1.19 5.55 1969 0.77 0.74 1.83 3.44 6.70 13.26 10.56 13.33 9.29 4.38 2.56 2.25 5.76 1970 1.24 2.20 3.14 5.71 11.35 15.02 15.93 13.35 11.07 9.23 5.53 1.02 7.90 1971 0.95 1.30 4.17 4.51 9.11 9.64 14.18 13.21 11.84 7.51 3.97 1.25 6.80 1972 0.45 0.66 1.05 5.26 5.08 9.71 13.63 13.71 12.77 9.34 2.58 0.59 6.24 1973 0.41 1.11 2.86 5.17 9.46 10.06 13.80 16.53 11.17 11.04 2.71 1.37 7.14 1974 0.61 0.89 2.02 5.33 12.83 14.80 11.08 10.41 7.66 8.87 4.38 1.32 6.68 1975 1.03 1.49 2.83 9.42 8.53 12.46 19.43 17.28 12.16 7.70 3.96 1.28 8.13 1976 1.38 1.07 1.83 5.91 8.68 13.64 19.70 21.38 13.06 7.21 4.01 1.82 8.31 1977 0.76 2.92 5.44 6.61 7.94 13.38 15.73 18.55 14.65 7.39 3.55 1.23 8.18 1978 1.59 2.34 5.26 7.69 9.42 10.75 17.63 14.63 15.66 7.41 1.32 1.63 7.94 1979 1.40 2.22 3.49 7.70 8.61 11.62 17.69 18.35 16.15 7.58 5.67 2.09 8.55 1980 0.68 0.96 2.52 6.91 9.60 14.80 20.84 17.75 13.91 7.50 3.95 2.36 8.48 1981 1.13 1.55 4.78 5.71 6.78 9.23 13.88 15.73 13.87 8.35 4.78 2.67 7.37 1982 ****** ****** ****** 6.43 6.08 11.44 19.85 15.09 11.87 4.62 1.69 ****** ****** 1983 0.62 0.68 2.28 6.56 6.54 20.12 11.29 14.39 10.70 8.44 5.39 ****** ****** 1984 1.62 1.20 3.53 6.50 6.12 11.16 19.00 14.52 12.61 8.24 2.16 0.74 7.28 1985 1.19 1.34 2.57 7.14 9.63 13.62 13.59 15.44 13.73 6.76 4.34 1.45 7.57 1986 1.21 1.85 2.27 6.03 7.52 9.51 16.77 16.69 16.03 6.60 ****** ****** ****** 1987 3.87 3.80 4.70 7.65 12.16 15.64 14.49 13.50 10.32 4.61 4.28 1.75 8.06 1988 0.76 1.10 3.43 5.24 9.39 12.74 12.90 10.04 11.39 7.55 4.23 2.52 6.78 1989 0.73 0.98 3.50 8.76 10.16 14.99 17.56 15.10 13.35 9.03 3.17 1.93 8.27 1990 0.83 1.20 3.02 5.13 9.34 15.24 15.79 12.18 13.94 6.41 5.64 2.65 7.61 1991 1.49 2.29 3.63 6.85 8.47 12.26 16.12 15.24 12.53 6.63 3.33 1.01 7.49 1992 1.86 2.14 3.10 6.86 7.25 16.51 25.15 20.35 17.63 10.77 4.31 2.23 9.85 1993 1.48 1.81 3.36 5.93 9.59 18.86 25.51 24.32 21.07 10.25 2.84 1.54 10.55 1994 1.77 2.68 5.05 9.16 11.62 19.51 22.97 24.74 17.03 9.19 4.09 2.15 10.83 1995 2.63 3.10 5.48 6.85 13.25 15.66 23.61 29.05 18.95 9.53 5.31 3.00 11.37 1996 1.44 2.12 2.71 4.71 8.94 12.14 15.13 18.02 13.80 6.39 2.91 2.54 7.57 1997 1.93 1.30 2.41 7.67 9.23 13.32 13.04 17.97 11.57 9.38 2.78 2.00 7.72 1998 0.78 1.19 3.34 7.20 9.14 15.46 15.32 17.53 13.53 9.24 5.77 3.92 8.53 1999 1.68 3.49 4.62 6.76 12.20 16.24 14.80 19.48 11.39 10.04 3.17 2.37 8.85 2000 2.32 2.31 3.99 8.83 11.73 15.35 20.03 18.29 12.49 5.53 2.78 1.97 8.80 MEAN 1.29 1.67 3.38 6.10 8.82 12.96 16.18 15.89 12.68 7.35 3.61 1.83 7.65 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 57 70 71 *** 1962 83 81 59 76 84 89 *** 80 73 67 72 76 *** 1963 77 76 71 69 63 51 53 57 52 68 73 86 66 1964 83 86 69 71 49 56 56 56 59 61 *** 82 *** 1965 87 85 68 68 53 54 56 57 62 80 73 72 68 1966 69 72 66 64 60 52 44 48 52 73 66 75 62 1967 84 88 79 73 59 61 61 51 61 70 80 80 71 1968 82 82 77 73 60 62 55 55 58 72 83 81 70 1969 83 82 81 74 64 51 58 53 58 70 72 72 68 1970 74 73 71 61 46 45 44 54 52 46 57 84 59 1971 64 71 62 66 60 60 53 55 50 55 64 81 62 1972 82 75 84 63 70 62 55 50 51 56 72 81 67 1973 84 83 70 61 53 59 55 53 56 49 69 74 64 1974 75 79 77 62 49 51 62 63 65 50 61 73 64 1975 78 77 69 50 60 56 42 46 52 53 61 74 60 1976 74 75 73 57 52 46 36 36 44 57 61 76 57 1977 77 68 56 56 58 47 45 42 41 58 68 79 58 1978 76 72 56 47 49 51 41 46 45 57 73 75 57 1979 74 72 66 49 50 48 40 36 41 57 58 68 55 1980 77 78 70 54 50 41 34 36 44 57 64 67 56 1981 72 74 57 58 60 58 54 49 47 52 58 70 59 1982 *** *** *** 60 68 54 41 47 52 68 77 *** *** 1983 74 82 75 54 64 43 56 55 55 49 58 *** *** 1984 74 79 68 55 61 55 44 52 50 53 75 76 62 1985 75 77 68 54 55 51 53 48 48 54 62 75 60 1986 75 75 70 57 56 59 46 44 39 60 *** *** *** 1987 45 53 45 42 45 45 52 55 56 65 60 76 53 1988 83 78 62 62 54 50 55 61 53 57 58 67 62 1989 75 72 65 50 52 47 48 53 49 52 70 73 59 1990 78 78 66 64 51 46 50 58 48 61 53 65 60 1991 72 59 63 57 54 52 48 52 49 60 69 82 60 1992 60 62 58 51 58 40 31 35 32 40 62 68 50 1993 74 72 64 60 52 35 30 30 28 42 70 80 53 1994 75 64 57 48 48 35 37 33 34 50 65 64 51 1995 67 63 53 54 41 45 36 28 35 45 52 59 48 1996 74 73 68 64 60 51 52 45 49 61 71 71 62 1997 69 70 65 47 54 51 56 48 49 48 71 72 58 1998 80 74 64 56 56 47 49 47 48 48 56 59 57 1999 73 57 54 54 47 42 48 45 54 46 67 70 55 2000 62 64 58 48 46 45 41 43 51 64 70 73 55 MEAN 75 74 66 59 56 51 48 49 50 57 66 74 60 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 82 90 87 *** 1962 90 93 84 92 93 93 *** 89 81 85 88 88 *** 1963 87 87 89 85 76 68 65 72 72 84 93 93 81 1964 88 93 82 85 67 73 71 73 77 83 *** 88 *** 1965 91 92 85 83 74 74 70 75 79 91 87 83 82 1966 82 84 85 82 78 69 62 70 74 90 84 87 79 1967 90 94 90 85 80 78 76 64 79 86 90 89 83 1968 89 89 88 83 74 79 71 72 71 82 89 88 81 1969 89 89 90 88 78 67 74 73 76 82 85 82 81 1970 82 84 82 74 65 64 62 75 77 76 78 91 76 1971 73 81 81 83 85 82 74 76 75 83 88 90 81 1972 87 86 92 77 86 88 76 79 81 82 83 88 84 1973 89 92 86 83 80 79 79 84 85 75 85 85 84 1974 83 86 87 83 80 79 84 89 90 77 76 85 83 1975 86 86 84 78 85 77 63 69 71 79 79 84 78 1976 83 85 80 71 69 63 43 42 56 73 79 85 69 1977 84 82 74 75 73 59 58 54 58 81 87 87 73 1978 85 84 77 64 66 64 53 62 79 79 84 85 74 1979 84 84 82 68 68 62 53 53 65 80 79 82 72 1980 86 88 81 77 68 58 48 51 67 83 78 79 72 1981 84 83 72 77 81 78 72 70 66 69 77 83 76 1982 *** *** *** 76 84 75 61 69 75 87 88 *** *** 1983 81 87 88 78 80 64 76 72 79 76 74 *** *** 1984 82 87 89 77 80 74 64 76 73 79 83 85 79 1985 85 85 80 72 76 73 70 71 70 77 78 85 77 1986 85 86 82 76 74 75 63 60 59 77 *** *** *** 1987 63 68 61 66 67 67 69 77 80 82 82 87 72 1988 89 86 80 83 82 78 79 81 79 80 80 84 82 1989 83 81 87 80 78 74 69 77 74 69 85 91 79 1990 89 87 88 86 74 72 71 80 75 83 73 82 80 1991 84 76 82 83 80 74 69 74 75 82 87 91 80 1992 68 73 69 70 74 59 47 48 44 52 73 77 63 1993 84 81 80 79 71 51 43 44 43 55 81 88 67 1994 85 79 75 65 65 51 52 49 47 65 80 74 66 1995 79 75 73 72 56 61 52 43 50 58 66 71 63 1996 86 90 88 88 88 75 77 69 80 86 94 88 84 1997 85 81 82 73 82 79 80 74 76 73 89 89 80 1998 88 86 82 81 81 73 73 74 75 74 76 75 78 1999 88 80 82 83 78 68 68 71 82 69 85 87 78 2000 78 82 84 76 75 71 67 68 79 86 89 87 79 MEAN 84 85 82 78 76 71 66 68 72 78 83 85 77 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 36 54 56 *** 1962 75 70 39 58 74 84 *** 70 61 48 58 63 *** 1963 66 62 55 54 49 34 39 40 32 49 55 77 51 1964 77 79 57 61 32 38 39 38 44 41 *** 77 *** 1965 82 76 53 55 32 38 42 36 43 67 59 62 54 1966 57 62 48 48 42 36 29 30 30 60 49 64 46 1967 77 81 69 61 44 45 46 38 44 54 70 69 58 1968 74 72 66 61 46 47 38 38 45 62 76 73 58 1969 77 74 72 61 51 36 41 33 40 58 57 60 55 1970 65 62 60 48 31 31 31 36 32 26 40 77 45 1971 52 60 47 47 41 45 35 36 28 34 48 72 45 1972 77 62 75 48 58 42 36 31 30 38 62 73 53 1973 77 74 56 44 35 42 38 30 33 30 56 63 48 1974 64 69 64 45 26 34 45 41 44 29 47 58 47 1975 68 68 57 31 38 34 25 27 35 33 45 61 44 1976 63 62 64 45 39 32 29 30 35 43 41 68 46 1977 66 56 44 45 47 37 35 31 25 39 52 71 46 1978 64 59 39 31 35 39 29 28 20 37 61 63 42 1979 61 61 51 34 33 36 26 19 19 37 40 53 39 1980 62 64 59 38 32 24 21 22 24 34 47 54 40 1981 53 63 46 43 39 38 35 27 26 33 39 57 42 1982 *** *** *** 46 51 33 23 27 31 50 65 *** *** 1983 66 77 61 36 50 24 37 36 28 28 43 *** *** 1984 62 69 49 35 44 37 25 30 23 30 65 67 45 1985 65 69 55 39 35 32 33 26 26 34 46 62 44 1986 62 63 58 38 40 41 31 27 22 44 *** *** *** 1987 32 41 34 24 30 31 38 39 34 50 43 66 39 1988 78 69 49 43 35 33 37 45 34 37 40 53 46 1989 67 65 48 29 32 27 32 35 31 39 57 61 44 1990 68 68 51 47 34 29 34 39 29 43 39 53 45 1991 62 46 49 39 35 35 32 35 30 44 53 72 44 1992 51 52 48 36 45 26 21 27 23 30 51 59 39 1993 65 63 53 45 37 23 22 21 19 31 59 71 42 1994 65 52 42 35 34 23 25 21 25 39 52 56 39 1995 57 54 37 40 29 33 24 17 25 34 41 49 37 1996 64 58 51 47 39 34 34 28 29 41 52 56 44 1997 57 59 53 29 35 31 38 28 30 31 57 57 42 1998 72 65 49 39 36 28 31 28 28 29 41 46 41 1999 61 42 37 34 26 23 30 25 33 30 53 54 37 2000 49 51 41 29 26 27 22 25 29 43 52 58 38 MEAN 65 63 52 43 39 35 32 32 31 40 52 62 46 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 5 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1962 1 1 3 4 3 1 1 1 1 5 2 0 23 1963 1 1 3 6 6 1 0 0 0 5 2 0 25 1964 2 0 3 3 0 2 0 1 0 0 0 0 11 1965 1 1 1 3 3 1 1 1 2 6 0 0 20 1966 0 3 4 6 1 0 0 0 1 5 0 2 22 1967 1 2 3 5 3 1 0 1 1 0 1 1 19 1968 0 2 3 3 3 0 0 0 0 5 6 3 25 1969 1 1 7 5 7 1 0 0 2 8 1 1 34 1970 0 0 1 1 3 1 1 0 1 0 4 1 13 1971 0 2 3 5 4 2 0 0 0 0 0 0 16 1972 2 1 2 2 10 5 0 1 1 0 3 1 28 1973 0 1 0 1 4 0 0 0 0 0 2 1 9 1974 0 1 5 5 1 0 3 3 3 0 1 0 22 1975 0 2 1 2 8 1 0 0 1 1 0 1 17 1976 0 1 0 4 9 1 0 0 0 2 0 0 17 1977 1 0 3 7 9 2 1 0 0 2 0 0 25 1978 0 0 0 1 5 5 0 0 0 1 1 3 16 1979 0 2 3 5 8 6 0 0 0 1 4 1 30 1980 4 1 1 3 5 1 1 0 0 3 6 0 25 1981 1 0 3 7 10 5 1 1 0 3 1 0 32 1982 *** *** *** 8 10 2 0 0 3 6 1 *** *** 1983 3 0 1 2 10 0 2 0 1 0 6 *** *** 1984 3 3 3 4 4 1 0 0 0 2 7 2 29 1985 6 0 1 3 1 1 0 0 0 1 2 3 18 1986 0 2 1 3 8 5 0 0 2 3 *** *** *** 1987 0 2 0 2 2 0 0 1 0 5 1 4 17 1988 1 1 1 5 1 0 1 2 0 0 2 0 14 1989 0 0 2 0 2 0 0 2 1 3 0 0 10 1990 1 0 2 2 2 0 0 0 0 1 0 0 8 1991 0 0 2 2 3 1 1 0 0 1 0 1 11 1992 1 3 3 3 8 1 0 1 0 0 6 2 28 1993 0 2 4 6 5 0 0 0 0 1 6 3 27 1994 5 0 3 5 3 1 0 0 2 1 6 3 29 1995 1 2 3 6 1 2 1 0 1 0 3 0 20 1996 0 0 0 9 5 0 2 0 2 1 3 0 22 1997 3 0 1 1 3 1 3 0 1 1 3 0 17 1998 3 0 2 1 2 0 2 0 0 0 2 1 13 1999 2 0 2 3 4 0 1 1 0 1 2 0 16 2000 2 1 2 1 0 0 1 0 1 2 2 0 12 MEAN 1 1 2 4 5 1 1 0 1 2 2 1 21 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. HIGHEST AND LOWEST LIMITS FOR 40 YEARS DURING 1961-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 6.8 6.4 13.4 15.2 22.0 24.4 27.0 28.0 22.4 17.2 12.4 13.2 1 YEAR - DAY 1987-31 1990-19 1964-26 1978- 7 1999-31 1966- 9 1963-21 1976- 9 1995- 3 1973- 4 1990- 8 1998-10 LOW. DRY 03 -33.2 -30.0 -20.2 -10.8 -2.8 0.0 6.0 3.6 -6.8 -10.2 -25.8 -25.8 2 YEAR - DAY 1981-14 1989- 3 1985- 3 1981- 2 1984- 2 1967- 6 1988-28 1979-30 1980-25 1978-30 1978-24 1972-27 HIG. WET 03 4.2 4.0 8.8 11.2 15.0 17.6 17.8 23.2 16.6 12.6 8.4 6.4 3 YEAR - DAY 1963-24 1996- 9 1969-30 1982-27 1964-27 1964- 7 1962-11 1974-15 1981- 1 1973- 4 1994-22 1990- 4 LOW. WET 03 -33.6 -30.0 -20.6 -11.2 -3.2 -2.4 3.4 1.2 -7.2 -10.6 -26.2 -26.0 4 YEAR - DAY 1981-14 1989- 3 1985- 3 1981- 2 1984- 2 1986-20 1978- 5 1979-30 1980-25 1978-30 1978-24 1972-27 HIG. DRY 09 14.8 13.8 28.0 26.0 28.2 36.2 35.4 36.2 33.8 28.2 19.4 17.4 5 YEAR - DAY 1966- 8 1978-15 1962-19 1962- 1 1975-31 1983-15 1980-20 1983-14 1998- 1 1973- 8 1974- 2 1998-10 LOW. DRY 09 -21.0 -17.2 -7.2 -4.4 3.2 7.4 9.0 13.2 7.0 -2.6 -11.6 -17.6 6 YEAR - DAY 1971-21 1971- 2 1985- 3 1981- 1 1992- 3 1973- 6 1999-14 1987-28 1969-11 1977-23 1978-24 1973-25 HIG. WET 09 8.6 9.8 18.0 18.4 26.0 31.0 31.8 28.2 27.2 20.0 14.0 9.0 7 YEAR - DAY 1966- 8 1978-15 1962-20 1989-18 1962-17 1985-26 1962-21 1962- 3 1962- 2 1962- 4 1962- 2 1998- 9 LOW. WET 09 -21.4 -18.0 -8.6 -5.0 1.4 5.8 8.4 8.4 5.4 -3.0 -11.8 -17.8 8 YEAR - DAY 1971-21 1971- 2 1997- 9 1981- 1 1984- 1 1973- 6 1999-14 1974-23 1969-11 1977-23 1978-24 1973-25 HIG. DRY 15 10.0 14.2 25.0 24.0 27.4 31.6 34.0 35.6 32.2 25.0 16.6 13.8 9 YEAR - DAY 1966- 3 1977-17 1962-23 1994-21 1974-25 1994-10 1994-15 1995- 3 1995- 3 1995- 2 1979- 1 1998-10 LOW. DRY 15 -27.2 -20.6 -12.4 -6.2 2.6 7.2 9.6 10.0 5.2 -3.2 -13.8 -17.8 10 YEAR - DAY 1972-24 1972- 2 1985- 3 1965- 5 1981-16 1967- 5 1974- 7 1965- 8 1969-11 1977-22 1978-22 1973-24 HIG. WET 15 7.4 7.2 18.6 15.0 22.0 23.2 31.6 26.2 20.0 19.0 13.0 7.6 11 YEAR - DAY 1994- 2 1963-24 1962-19 1982-30 1962-22 1962- 7 1992-23 1962-18 1962-29 1993- 3 1967- 3 1976-15 LOW. WET 15 -27.2 -20.8 -12.8 -6.4 2.2 4.0 8.6 7.2 3.4 -3.8 -14.2 -18.2 12 YEAR - DAY 1972-24 1989- 3 1985- 3 1965- 5 1984- 5 1968- 8 1974- 7 1965- 8 1969-12 1977-22 1978-22 1973-24 HIG. MIN. 4.0 6.0 9.5 14.4 18.4 20.6 26.0 24.8 22.4 15.2 9.6 9.0 13 YEAR - DAY 1993-28 1963-23 1984-11 1994-23 1999-31 1994-11 1993-17 1995- 2 1995- 3 1973- 4 1989-29 1998-10 LOW. MIN. -33.5 -30.0 -20.5 -11.0 -5.0 -1.5 3.6 1.5 -7.0 -9.0 -26.0 -26.0 14 YEAR - DAY 1972-25 1989- 3 1985- 3 1967- 1 1979- 1 1967- 6 1988-28 1979-30 1980-25 1978-29 1978-24 1967-25 HIG. MAX. 15.0 17.0 28.5 28.0 30.6 37.5 37.0 37.8 35.2 32.5 22.5 19.8 15 YEAR - DAY 1966- 3 1977-17 1962-18 1962- 1 1999-30 1983-16 1973-27 1995- 5 1998- 1 1970- 6 1979-10 1998-10 LOW. MAX. -18.5 -12.5 -5.0 -3.0 7.0 11.8 13.5 14.0 9.5 2.0 -7.5 -14.0 16 YEAR - DAY 1972-25 1965- 3 1985- 8 1965- 5 1977-18 2000-12 1974- 7 1987-28 1969-11 1965-28 1978-22 1963-28 HIG. PPTN 22.0 27.0 41.0 37.6 38.5 28.0 35.0 36.0 23.1 33.0 34.0 25.0 17 YEAR - DAY 1995-16 1992-24 1993- 8 1995-11 1976- 7 1995- 2 1999-14 1974- 1 1989-19 1977-21 1963- 3 1991- 9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 40 YEARS DURING 1961-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 29.2 21.8 28.0 28.0 22.6 22.8 23.6 25.2 33.8 27.0 24.2 23.8 18 YEAR - DAY 1981-17 1981- 5 1962-16 1962- 1 1980-26 1980-14 1980-19 1979-30 1978-16 1978-30 1979-27 1979- 5 DRY 15 - DRY 09 12.6 15.6 18.0 18.0 13.6 15.2 13.6 16.0 15.2 13.8 12.2 17.0 19 YEAR - DAY 1983-25 1976-25 1962-25 1962- 2 2000- 4 1967- 5 1967- 8 1965- 8 1964- 5 1963- 6 1964- 5 1965-19 DRY 15 - DRY 03 26.8 21.2 27.0 21.6 20.2 20.2 20.8 20.6 27.0 23.4 21.4 20.4 20 YEAR - DAY 1981-17 1973- 7 1962-23 1975-11 1974-25 2000-22 2000-23 1996-25 1978-16 1978-30 1978- 5 1979-24 WET 09 - WET 03 28.0 21.2 18.0 17.2 21.0 21.0 18.8 18.2 21.2 20.0 21.6 19.2 21 YEAR - DAY 1981-17 1980- 1 1962-20 1962-14 1962-17 1985-26 1962- 8 1962- 3 1980-24 1978-30 1978- 5 1978-21 WET 15 - WET 09 12.2 12.8 13.0 11.2 9.6 14.8 16.2 11.0 12.0 11.0 9.4 14.8 22 YEAR - DAY 1983-25 1976-25 1962-25 1989-18 1962-26 1985-26 1992-23 1975-29 1962-20 1962- 9 1965- 4 1965-19 WET 15 - WET 03 26.4 21.2 21.8 14.6 14.0 15.0 19.8 15.0 19.8 18.6 20.0 20.2 23 YEAR - DAY 1981-17 1973- 7 1962-23 1979-29 1962-17 1962-12 1992-23 1962-29 1980-24 1978-30 1978- 5 1979-24 DAY BY DAY DRY 03 21.8 23.6 20.0 14.6 14.4 11.4 11.8 15.4 9.8 14.8 14.8 18.0 24 YEAR - DAY 1976-30 1973- 8 1965-13 1978- 8 1978- 2 1967- 6 1966-28 1966- 3 1997-24 1973-29 1980-22 1967-24 DAY BY DAY WET 03 21.4 23.6 17.0 12.4 10.0 11.8 7.8 13.6 8.6 13.2 14.8 17.8 25 YEAR - DAY 1973-27 1973- 8 1965-13 1997-15 1990- 3 1986-20 1985-19 1974-16 1965-30 1973-29 1978- 6 1967-24 DAY BY DAY DRY 09 13.8 13.6 14.0 16.0 16.6 15.8 16.4 12.4 14.8 15.0 15.6 14.4 26 YEAR - DAY 1972-27 1973- 1 1962-22 1962- 1 1999-20 1963-16 1974- 6 1986- 3 1966-26 1962-10 1977-12 1984-13 DAY BY DAY WET 09 13.6 13.4 12.0 11.2 16.0 13.4 10.0 8.6 9.4 11.0 9.8 12.0 27 YEAR - DAY 1972-27 1973- 1 1962-22 1965-12 1962-18 1985-26 1962-14 1962-10 1964- 6 1976-30 1977-12 1984-13 DAY BY DAY DRY 15 16.2 15.0 16.0 14.2 18.8 20.4 14.8 14.2 14.8 13.2 12.2 14.2 28 YEAR - DAY 1964-29 1996-26 1962-23 1978- 8 1999-20 1984-15 1974- 5 1984-29 1969-10 1990-14 1977-12 1967-23 DAY BY DAY WET 15 16.4 13.0 13.0 9.0 12.0 13.8 15.4 9.6 10.8 11.0 10.6 13.8 29 YEAR - DAY 1964-29 1973- 1 1962-16 1987-27 1962-22 1962- 9 1992-23 1965- 8 1963-22 1976-30 1977-12 1963-25 DAY BY DAY MIN. 21.2 23.8 20.0 13.0 10.8 11.5 12.0 10.5 9.6 15.1 14.5 17.0 30 YEAR - DAY 1973-27 1973- 8 1965-13 1978- 8 1991- 3 1967- 6 1981-29 1974-16 1997-24 1973-29 1978- 6 1973-19 DAY BY DAY MAX. 14.0 14.0 14.0 15.0 14.6 11.5 16.5 15.0 13.5 15.5 11.0 12.0 31 YEAR - DAY 1971- 1 1973- 1 1965-13 1962- 3 1999-20 1970-12 1974- 6 1986- 3 1969-11 1962-10 1961-23 1963-29 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** 9.7 4.1 1.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** 0.2 -3.1 -5.8 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** 19.1 11.4 8.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** 18.9 14.5 13.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** 4.27 3.63 2.91 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** 5.39 5.30 4.35 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** 5.52 5.13 4.25 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** -5.5 -13.0 -13.5 ****** DAY ** ** ** ** ** ** ** ** ** 19 29 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** 25.0 21.0 14.0 ****** DAY ** ** ** ** ** ** ** ** ** 13 1 3 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** 0.0 4.0 1.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 5 14 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** 0.0 17.5 2.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** 100.0 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** 0 8 3 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** 0 6 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** 82 89 85 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** 36 55 60 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** 54 66 67 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 3 10 22 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** 13 23 24 *** DATE OF START AND END FREEZING START = 8 OCT. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.9 -1.0 7.3 8.1 13.5 16.0 20.5 19.6 15.3 10.3 4.1 0.3 9.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.7 -6.1 -2.1 1.4 5.6 8.1 11.9 11.2 6.5 2.8 -2.8 -5.1 1.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.1 4.1 16.7 14.9 21.4 23.9 29.1 28.0 24.2 17.9 11.1 5.8 16.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.6 10.2 18.8 13.5 15.8 15.8 17.2 16.8 17.7 15.1 13.9 10.9 14.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.20 2.91 3.60 5.12 7.90 9.75 12.28 9.97 7.52 5.29 4.01 3.08 6.14 MEAN OF MIXING RATIO AT 09 GMT. 3.19 4.02 4.81 6.10 14.83 19.26 26.86 21.29 15.11 7.94 5.65 4.34 11.12 MEAN OF MIXING RATIO AT 15 GMT. 2.89 3.78 4.99 6.34 10.33 15.18 20.27 17.69 11.08 6.76 5.12 4.08 9.04 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.5 -14.0 -7.0 -3.0 0.0 1.5 6.0 7.0 0.0 -3.0 -10.5 -13.0 -21.5 DAY 6 14 3 1 1 11 25 27 26 12 30 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 10.0 28.5 28.0 29.0 29.0 33.5 32.0 30.0 27.5 16.5 11.0 33.5 DAY 2 16 18 1 17 14 21 3 2 9 3 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 5.0 9.0 22.0 10.0 6.0 10.0 5.0 11.0 13.0 12.0 4.0 22.0 DAY 5 17 28 27 10 3 29 7 17 22 9 9 MONTHLY TOTAL PRECIPITATION IN MM. 12.5 18.5 22.0 64.5 32.5 14.0 13.0 10.0 14.0 59.0 27.5 11.0 298.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 17.8 37.2 12.4 32.7 NO. OF DAYS WITH PRECIPITATION. 6 7 3 12 7 5 3 3 3 10 6 4 69 NO. OF DAYS PRECIPITATION EQUAL 3 7 3 12 7 5 3 3 3 10 6 4 66 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 1 0 1 0 1 3 1 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 88 83 89 91 89 93 82 76 82 87 84 86 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 81 74 43 59 81 88 93 79 68 55 60 65 71 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 82 50 81 82 90 94 83 75 65 69 78 78 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 19 11 0 0 0 0 0 0 0 16 21 95 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 20 7 0 0 0 0 0 0 0 0 0 4 31 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 14 7 1 0 0 0 22 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 27 24 13 3 0 0 0 2 5 23 26 153 DATE OF START AND END FREEZING START = 26 SEP. END = 12 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.6 1.8 2.0 9.1 11.8 16.6 19.8 18.9 16.5 11.2 3.3 -5.5 8.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.7 -4.1 -4.2 3.0 5.5 8.0 11.8 11.1 7.1 3.6 -3.8 -10.8 2.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.0 7.8 8.3 15.3 18.0 25.2 27.7 26.7 26.0 18.9 10.5 -0.2 15.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.7 11.8 12.5 12.3 12.5 17.2 15.9 15.6 18.9 15.3 14.3 10.6 13.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.50 3.46 3.34 5.46 6.35 7.86 9.30 9.15 6.85 5.89 3.64 2.43 5.60 MEAN OF MIXING RATIO AT 09 GMT. 4.26 4.98 4.18 6.97 7.39 7.93 10.31 9.92 7.59 8.07 5.12 3.48 6.68 MEAN OF MIXING RATIO AT 15 GMT. 4.08 4.63 3.95 6.80 6.88 8.29 9.94 10.20 8.40 6.81 4.95 2.91 6.49 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -15.6 -15.0 -1.0 0.0 4.5 8.0 7.5 1.0 -2.0 -9.0 -21.0 -21.0 DAY 6 3 7 1 1 13 1 4 10 30 27 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 13.0 17.0 19.0 23.5 30.0 32.2 31.5 30.0 26.0 13.5 8.0 32.2 DAY 16 19 29 13 25 26 18 20 2 8 1 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 14.0 20.0 19.0 35.0 6.0 0.0 4.0 2.5 10.0 34.0 3.0 35.0 DAY 4 25 31 15 3 7 ** 2 7 23 3 1 MONTHLY TOTAL PRECIPITATION IN MM. 22.5 23.5 46.5 85.5 97.0 17.5 0.0 12.5 2.5 45.0 48.0 8.0 408.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.6 49.0 3.7 24.7 NO. OF DAYS WITH PRECIPITATION. 7 7 8 13 20 5 0 4 1 11 4 3 83 NO. OF DAYS PRECIPITATION EQUAL 7 5 7 13 19 5 0 4 1 11 4 3 79 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 4 2 0 0 0 0 1 1 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 85 85 84 72 64 61 69 70 82 92 89 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 67 57 56 51 37 40 41 32 52 56 80 53 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 75 70 68 66 53 57 62 54 69 72 89 68 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 14 15 0 0 0 0 0 0 0 17 30 90 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 0 3 0 0 0 0 0 0 0 0 18 24 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 10 2 1 0 0 0 14 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 21 27 8 1 0 0 0 0 6 28 31 145 DATE OF START AND END FREEZING START = 12 OCT. END = 1 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-15.2 -2.9 4.9 5.0 13.3 18.1 19.0 19.0 15.7 7.9 3.6 -4.8 7.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -21.2 -7.1 -0.1 -0.4 4.8 9.8 10.6 10.5 5.3 -1.2 -3.8 -11.1 -0.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. -9.2 1.4 10.0 10.5 21.7 26.3 27.4 27.5 26.2 16.9 10.9 1.5 14.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.0 8.5 10.1 10.9 16.9 16.5 16.8 17.0 21.0 18.1 14.6 12.6 14.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.20 2.93 4.39 4.26 6.31 9.24 9.02 8.99 6.51 4.03 ***** 2.08 ***** MEAN OF MIXING RATIO AT 09 GMT. 1.92 3.84 4.94 5.03 5.94 9.67 10.40 9.68 11.14 5.43 ***** 3.19 ***** MEAN OF MIXING RATIO AT 15 GMT. 1.39 3.44 4.97 4.66 6.18 9.25 9.89 9.54 7.94 5.51 ***** 2.37 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -30.0 -16.0 -7.5 -6.5 -1.5 6.0 8.5 5.0 2.5 -5.0 -17.0 -22.5 -30.0 DAY 24 1 5 12 3 19 1 29 20 31 28 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.5 5.0 17.0 20.0 27.5 28.5 31.5 34.0 32.0 23.0 20.0 8.0 34.0 DAY 17 1 30 5 31 4 18 13 5 2 5 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 1.5 21.0 10.0 3.0 14.0 0.0 8.0 0.0 4.0 3.5 4.0 21.0 DAY 18 4 19 9 26 22 ** 2 ** 28 27 18 MONTHLY TOTAL PRECIPITATION IN MM. 12.5 3.5 49.1 39.0 8.0 22.7 0.0 8.0 0.0 4.0 7.5 6.5 160.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.5 43.3 5.0 11.2 NO. OF DAYS WITH PRECIPITATION. 3 3 12 11 4 5 0 1 0 1 3 7 50 NO. OF DAYS PRECIPITATION EQUAL 2 2 11 10 4 4 0 1 0 1 3 2 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 0 1 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 90 77 81 65 69 68 72 77 82 *** 83 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 85 81 58 63 33 40 40 38 47 42 *** 80 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 89 72 70 48 58 59 58 54 59 *** 83 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 24 4 4 0 0 0 0 0 2 16 27 106 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 28 10 0 1 0 0 0 0 0 0 3 10 52 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 6 6 3 0 0 0 15 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 29 14 21 2 0 0 0 0 25 23 30 175 DATE OF START AND END FREEZING START = 4 OCT. END = 3 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -6.8 -4.6 3.8 6.0 13.6 16.6 19.0 19.8 15.6 7.6 3.2 0.3 7.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -11.3 -9.4 -2.4 0.3 5.6 8.3 10.9 11.4 6.9 2.4 -3.7 -6.4 1.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. -2.4 0.3 9.9 11.7 21.7 24.9 27.1 28.2 24.2 12.7 10.2 6.9 14.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.9 9.7 12.3 11.5 16.1 16.6 16.2 16.8 17.3 10.3 13.9 13.3 13.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.24 2.77 3.83 4.51 6.16 8.15 8.75 8.94 7.04 5.46 3.55 2.89 5.36 MEAN OF MIXING RATIO AT 09 GMT. 3.02 3.49 4.49 5.08 5.83 8.67 10.66 9.94 9.36 7.37 5.31 4.26 6.46 MEAN OF MIXING RATIO AT 15 GMT. 2.49 3.05 4.41 4.85 6.26 7.71 10.18 9.45 8.22 6.30 4.89 3.77 5.96 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.5 -25.5 -14.5 -8.0 1.0 5.5 6.0 6.5 2.0 -7.0 -7.5 -17.5 -25.5 DAY 23 4 13 5 5 13 7 11 24 29 12 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 2.5 9.0 17.0 23.5 26.5 28.5 32.0 31.0 28.5 20.0 15.0 14.0 32.0 DAY 7 28 8 26 21 14 14 6 5 13 16 13 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 5.0 5.0 9.0 9.5 10.0 7.0 5.0 11.0 23.0 4.0 3.0 23.0 DAY 20 13 24 19 25 7 5 8 30 22 18 20 MONTHLY TOTAL PRECIPITATION IN MM. 25.5 6.5 8.0 39.0 31.7 22.0 14.0 7.5 26.5 85.0 4.5 6.0 276.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 14.5 33.6 17.4 34.6 NO. OF DAYS WITH PRECIPITATION. 11 3 4 12 8 7 3 2 4 16 2 4 76 NO. OF DAYS PRECIPITATION EQUAL 9 2 4 11 8 6 3 2 4 16 1 3 69 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 1 0 0 1 2 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 89 80 79 71 74 68 71 78 88 84 80 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 84 80 57 57 34 41 43 36 44 69 61 66 56 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 85 68 69 53 48 57 63 65 83 74 69 69 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 20 10 6 0 0 0 0 0 2 17 22 107 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 25 9 2 2 0 0 0 0 0 0 0 3 41 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 7 0 0 0 0 11 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 23 16 0 0 0 0 0 7 29 28 162 DATE OF START AND END FREEZING START = 12 OCT. END = 23 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.3 1.5 3.9 8.4 12.6 18.4 20.3 21.2 16.8 9.0 5.7 1.4 10.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.6 -4.3 -2.3 2.0 4.9 9.8 11.3 12.1 8.5 3.5 -2.3 -4.0 3.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.2 7.4 10.2 14.9 20.3 27.1 29.3 30.2 25.2 14.6 13.7 6.9 17.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.8 11.7 12.5 12.9 15.4 17.3 18.0 18.1 16.7 11.1 16.0 10.9 14.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.46 3.39 3.88 4.93 6.90 8.95 8.23 8.82 7.14 6.12 4.03 3.46 5.78 MEAN OF MIXING RATIO AT 09 GMT. 4.54 4.49 4.08 5.40 6.88 9.00 8.03 9.24 6.64 6.85 5.05 4.16 6.20 MEAN OF MIXING RATIO AT 15 GMT. 4.24 4.17 4.24 5.66 7.23 8.47 8.34 9.22 7.61 7.08 6.08 4.50 6.40 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -8.5 -8.0 -2.0 0.0 6.0 5.0 8.5 3.5 0.0 -8.5 -12.0 -12.0 DAY 16 8 3 26 8 15 8 29 25 18 28 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 15.5 17.0 21.5 26.0 32.5 33.5 33.5 30.6 20.5 16.5 14.0 33.5 DAY 3 26 12 27 31 9 25 3 10 7 2 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.0 11.0 8.5 19.5 9.0 3.0 1.0 2.0 12.0 27.5 1.5 17.0 27.5 DAY 30 28 28 13 7 27 19 5 29 9 7 18 MONTHLY TOTAL PRECIPITATION IN MM. 8.5 25.5 35.0 85.5 17.5 4.0 1.0 3.5 28.0 66.0 3.5 32.5 310.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.2 34.5 10.5 32.9 NO. OF DAYS WITH PRECIPITATION. 4 4 7 10 6 2 1 3 7 6 3 6 59 NO. OF DAYS PRECIPITATION EQUAL 4 4 7 10 6 2 1 2 7 6 2 6 57 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 4 0 0 0 0 1 3 0 1 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 81 83 80 75 67 62 68 72 89 84 82 77 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 65 52 48 45 38 30 32 33 61 49 67 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 70 62 63 60 50 40 43 50 70 66 76 60 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 15 18 15 0 0 0 0 0 0 0 10 18 76 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 1 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 17 22 6 0 0 0 51 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 26 22 8 2 0 0 0 0 2 25 27 139 DATE OF START AND END FREEZING START = 18 OCT. END = 9 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.8 -3.6 0.2 5.3 13.5 15.2 17.8 18.9 15.3 9.5 4.6 -2.8 7.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.4 -8.6 -4.6 -0.3 6.6 6.6 10.0 10.5 7.1 2.6 -1.0 -8.6 1.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.8 1.5 4.9 10.8 20.4 23.8 25.7 27.4 23.6 16.4 10.2 3.1 14.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.2 10.1 9.5 11.0 13.8 17.2 15.7 16.9 16.5 13.8 11.2 11.7 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.77 2.72 3.31 4.55 6.92 7.14 8.58 8.08 7.15 5.71 4.87 2.83 5.39 MEAN OF MIXING RATIO AT 09 GMT. 3.69 3.91 4.09 5.29 7.00 8.92 10.21 9.82 8.38 7.08 6.14 3.60 6.51 MEAN OF MIXING RATIO AT 15 GMT. 3.21 3.49 4.25 5.03 7.19 8.12 9.13 9.40 8.63 7.34 6.27 3.84 6.33 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.5 -18.5 -15.5 -11.0 1.0 -1.5 8.0 7.0 0.5 -2.5 -12.0 -26.0 -26.0 DAY 24 5 1 1 7 6 4 28 25 15 29 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 7.5 12.0 17.5 26.0 29.0 30.0 31.5 30.0 20.0 18.0 9.5 31.5 DAY 13 11 4 23 24 16 8 2 4 8 3 14 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.5 7.0 13.0 18.5 31.0 15.0 0.5 8.0 13.0 4.0 8.0 5.0 31.0 DAY 17 4 27 13 18 11 29 13 29 13 2 23 MONTHLY TOTAL PRECIPITATION IN MM. 16.5 20.0 34.5 69.0 52.5 16.0 0.5 9.0 16.0 10.0 21.2 13.6 278.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.5 49.3 9.1 16.1 NO. OF DAYS WITH PRECIPITATION. 5 9 9 14 9 3 1 2 2 5 7 5 71 NO. OF DAYS PRECIPITATION EQUAL 4 6 7 13 7 1 0 2 2 5 7 5 59 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 1 1 0 0 1 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 88 83 82 78 74 75 58 77 86 87 85 80 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 84 86 73 64 46 47 46 41 44 54 71 72 61 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 90 82 71 54 62 64 54 62 71 81 83 71 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 23 17 5 0 0 0 0 0 0 7 25 98 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 10 3 0 0 0 0 0 0 0 1 9 38 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 4 1 0 0 0 6 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 28 29 15 0 2 0 0 0 7 16 30 155 DATE OF START AND END FREEZING START = 15 OCT. END = 7 JUNE IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.9 -3.6 1.6 7.3 14.0 15.8 20.0 19.7 15.9 11.1 5.4 -1.3 8.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -11.2 -10.5 -4.1 1.2 7.4 8.4 11.1 10.9 7.6 2.5 -1.8 -6.4 1.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.3 3.3 7.4 13.4 20.6 23.1 29.0 28.5 24.2 19.6 12.6 3.7 15.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.5 13.8 11.5 12.2 13.2 14.7 17.9 17.6 16.6 17.1 14.4 10.1 14.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.40 2.43 3.43 5.14 7.40 8.33 8.80 8.94 7.09 5.78 4.31 3.06 5.59 MEAN OF MIXING RATIO AT 09 GMT. 3.54 4.04 4.65 6.52 7.33 8.99 10.52 9.86 9.28 10.51 7.68 4.21 7.26 MEAN OF MIXING RATIO AT 15 GMT. 3.41 3.85 4.76 6.38 7.34 8.70 10.19 10.16 9.18 8.96 6.34 4.04 6.94 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -28.0 -25.0 -13.0 -4.5 2.0 5.5 8.0 6.5 3.0 -4.0 -5.0 -13.0 -28.0 DAY 28 5 24 8 1 8 7 20 26 28 2 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 12.0 12.0 20.0 28.5 30.0 32.5 32.5 29.5 25.5 15.5 8.0 32.5 DAY 9 29 31 14 17 12 3 7 4 4 24 25 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.6 6.0 8.0 19.0 9.0 3.0 0.0 0.0 0.0 15.0 10.0 10.0 19.0 DAY 21 3 2 18 27 1 ** ** ** 24 16 25 MONTHLY TOTAL PRECIPITATION IN MM. 7.0 16.0 19.4 52.0 38.6 16.7 0.0 0.0 0.0 50.0 54.0 46.2 299.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 14.1 35.8 0.0 50.1 NO. OF DAYS WITH PRECIPITATION. 3 3 4 6 8 8 0 0 0 7 9 12 60 NO. OF DAYS PRECIPITATION EQUAL 3 3 3 6 8 8 0 0 0 7 9 12 59 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 2 0 0 0 0 0 2 1 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 76 81 82 73 79 70 72 69 80 88 81 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 79 84 71 63 47 49 38 38 45 65 78 77 61 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 85 79 74 59 59 55 56 58 70 84 86 71 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 24 18 1 0 0 0 0 0 1 7 26 103 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 14 7 0 0 0 0 0 0 0 0 0 3 24 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 13 9 0 0 0 0 24 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 27 30 9 0 0 0 0 0 8 25 31 161 DATE OF START AND END FREEZING START = 12 OCT. END = 25 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.0 -5.8 4.2 6.2 12.0 17.7 17.3 18.3 13.7 8.5 1.8 0.4 7.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.7 -12.4 -0.7 1.0 4.1 8.9 8.8 8.6 3.7 0.7 -6.6 -7.1 -0.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.8 0.8 9.0 11.3 19.9 26.4 25.7 28.0 23.6 16.3 10.1 7.8 15.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.5 13.2 9.7 10.3 15.8 17.5 16.9 19.4 19.9 15.6 16.7 14.9 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.32 2.18 5.01 5.13 6.68 8.70 8.48 8.47 6.34 5.56 3.03 2.89 5.40 MEAN OF MIXING RATIO AT 09 GMT. 3.92 3.60 5.49 5.51 8.04 8.17 8.87 8.46 7.88 7.43 4.82 4.43 6.39 MEAN OF MIXING RATIO AT 15 GMT. 3.28 3.03 5.56 6.29 8.20 9.47 9.34 9.60 7.76 6.82 5.12 4.59 6.59 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.5 -20.5 -7.5 -4.0 1.0 6.0 4.5 4.0 0.5 -6.0 -10.5 -11.5 -20.5 DAY 7 6 23 4 2 17 9 31 14 30 21 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 7.5 15.0 22.5 27.0 30.0 30.5 32.5 30.0 26.0 15.0 13.0 32.5 DAY 2 28 28 28 13 2 13 11 4 6 5 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 20.0 20.0 18.0 14.0 23.5 2.5 0.0 22.5 15.0 7.5 6.0 23.5 DAY 20 20 15 2 25 15 5 ** 11 18 2 24 MONTHLY TOTAL PRECIPITATION IN MM. 7.4 23.0 77.0 53.0 62.0 26.5 2.5 0.0 33.0 75.5 7.5 19.0 386.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.8 36.6 9.2 26.4 NO. OF DAYS WITH PRECIPITATION. 2 3 9 7 7 2 1 0 4 13 1 5 54 NO. OF DAYS PRECIPITATION EQUAL 1 2 9 7 7 2 1 0 4 12 1 5 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 2 3 1 0 0 1 3 0 0 14 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 78 86 86 76 66 72 72 74 80 80 75 77 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 86 84 75 62 54 38 41 33 41 61 59 66 58 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 85 83 75 63 50 62 53 59 70 77 75 70 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 27 7 1 0 0 0 0 0 2 24 26 116 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 13 13 0 0 0 0 0 0 0 0 0 0 26 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 4 9 1 0 0 0 16 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 20 12 0 0 0 0 0 17 28 31 167 DATE OF START AND END FREEZING START = 1 OCT. END = 25 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.1 -0.0 4.4 9.7 12.9 15.9 18.0 18.2 13.7 9.6 5.1 -5.0 8.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.0 -7.4 -2.2 2.8 4.3 5.7 8.5 8.7 3.4 -1.1 -3.1 -9.6 -0.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.8 7.4 11.0 16.6 21.5 26.2 27.5 27.6 24.0 20.4 13.2 -0.5 16.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.8 14.8 13.2 13.8 17.2 20.5 19.0 18.9 20.6 21.5 16.3 9.1 16.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.95 2.87 3.89 5.44 6.10 7.50 7.41 9.18 6.19 4.10 3.31 2.54 5.04 MEAN OF MIXING RATIO AT 09 GMT. 3.23 4.28 5.58 5.80 5.59 7.58 7.61 9.31 6.15 4.02 4.37 3.44 5.58 MEAN OF MIXING RATIO AT 15 GMT. 3.24 4.83 5.97 6.48 5.87 7.85 7.91 9.43 6.76 3.80 4.40 3.09 5.80 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.5 -16.0 -8.0 -3.0 0.5 2.0 4.0 5.5 0.5 -7.0 -8.0 -22.0 -22.0 DAY 3 21 7 22 11 12 19 8 18 25 22 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.2 14.0 17.5 24.0 27.0 29.0 32.5 32.5 28.5 32.5 20.0 11.5 32.5 DAY 20 28 31 27 23 23 20 13 6 6 3 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.0 3.0 6.0 8.0 10.0 11.0 8.0 0.0 11.0 0.0 12.5 5.0 12.5 DAY 1 19 23 21 10 10 25 ** 11 ** 27 13 MONTHLY TOTAL PRECIPITATION IN MM. 4.5 3.4 9.0 15.0 34.5 13.0 8.5 0.0 11.0 0.0 31.0 10.0 139.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 12.1 44.7 13.9 29.3 NO. OF DAYS WITH PRECIPITATION. 3 2 2 3 7 2 2 0 1 0 5 4 31 NO. OF DAYS PRECIPITATION EQUAL 2 1 2 3 7 2 1 0 1 0 5 4 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 1 1 0 0 1 0 1 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 78 80 71 63 63 62 75 77 76 77 88 73 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 65 60 50 34 33 31 37 33 29 43 81 48 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 76 73 62 41 39 38 50 46 32 51 82 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 24 11 0 0 0 0 0 0 5 15 27 113 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 12 0 0 0 0 0 0 0 0 0 0 19 31 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 9 5 0 1 0 0 15 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 22 4 0 0 0 0 0 22 26 28 161 DATE OF START AND END FREEZING START = 5 OCT. END = 25 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-10.9 -5.4 4.8 8.1 15.5 17.3 21.0 18.4 14.9 9.4 3.6 -2.7 7.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -17.0 -11.9 -1.4 2.5 8.6 10.5 13.5 8.9 4.9 0.2 -3.1 -7.5 0.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.7 1.1 11.0 13.8 22.4 24.0 28.6 27.9 25.0 18.6 10.3 2.1 15.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.3 13.0 12.4 11.3 13.8 13.5 15.1 19.0 20.1 18.4 13.4 9.6 14.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.15 1.79 3.59 4.61 7.10 8.04 8.90 9.11 5.67 4.20 3.61 2.55 5.03 MEAN OF MIXING RATIO AT 09 GMT. 2.10 3.15 4.24 5.20 8.24 9.14 9.53 9.68 5.91 5.06 4.32 3.90 5.87 MEAN OF MIXING RATIO AT 15 GMT. 1.60 2.98 4.23 5.52 7.68 9.65 10.35 10.19 7.47 5.13 4.25 3.45 6.04 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -27.5 -24.5 -9.5 -4.5 4.0 7.0 10.0 5.5 -2.0 -4.5 -8.2 -16.5 -27.5 DAY 27 16 15 2 2 17 28 9 21 31 21 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.5 7.5 18.5 22.0 26.0 29.5 35.0 31.5 30.2 26.5 17.5 10.5 35.0 DAY 1 5 24 29 5 30 4 5 9 14 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.5 15.5 15.0 7.5 23.0 14.0 0.0 0.0 0.0 3.0 4.0 3.5 23.0 DAY 14 13 27 25 29 11 ** ** ** 3 19 2 MONTHLY TOTAL PRECIPITATION IN MM. 4.5 29.5 40.0 41.5 64.0 28.0 0.0 0.0 0.0 3.0 9.5 23.5 243.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 30.4 54.8 0.0 14.8 NO. OF DAYS WITH PRECIPITATION. 1 5 7 10 9 3 0 0 0 1 3 11 50 NO. OF DAYS PRECIPITATION EQUAL 1 5 7 10 9 3 0 0 0 1 3 11 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 0 2 2 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 61 69 79 81 84 82 73 75 75 83 88 83 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 70 50 52 45 46 36 37 29 35 50 79 50 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 73 55 64 50 53 51 52 48 47 56 82 58 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 23 8 1 0 0 0 0 0 1 16 25 105 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 25 11 0 0 0 0 0 0 0 0 0 13 49 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 11 6 2 0 0 0 19 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 21 7 0 0 0 0 1 19 23 27 157 DATE OF START AND END FREEZING START = 21 SEP. END = 20 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-11.4 -12.4 -1.3 9.0 11.0 15.9 20.1 17.7 16.4 12.4 3.6 -9.8 5.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -17.2 -19.6 -5.5 3.4 5.5 7.5 12.4 9.1 7.0 3.4 -2.9 -15.6 -1.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. -5.6 -5.2 2.9 14.6 16.4 24.3 27.9 26.2 25.9 21.4 10.0 -4.0 12.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.6 14.4 8.4 11.2 10.9 16.7 15.5 17.1 18.9 18.0 12.9 11.6 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.26 1.01 2.91 4.68 6.09 7.70 9.52 7.97 6.61 5.13 3.44 1.45 4.82 MEAN OF MIXING RATIO AT 09 GMT. 2.56 1.83 3.81 5.51 7.70 8.94 9.48 7.47 6.89 7.06 5.45 2.83 5.79 MEAN OF MIXING RATIO AT 15 GMT. 2.00 2.19 4.10 6.25 7.43 9.72 10.87 7.37 7.56 6.19 4.77 2.21 5.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -33.5 -29.5 -11.0 -4.5 2.5 4.5 8.5 5.5 3.5 -2.6 -7.5 -26.0 -33.5 DAY 25 3 20 2 9 14 7 27 30 31 30 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.5 5.5 11.5 23.2 24.0 28.0 33.0 30.5 29.5 28.2 14.0 6.5 33.0 DAY 17 18 29 29 31 23 19 9 4 2 1 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.5 7.0 7.0 7.5 21.5 25.0 2.5 7.5 9.0 3.5 10.0 15.0 25.0 DAY 22 8 4 13 27 11 5 1 22 29 15 15 MONTHLY TOTAL PRECIPITATION IN MM. 26.0 17.5 23.0 22.5 119.0 68.5 2.5 8.5 9.0 3.5 35.0 17.0 352.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 18.9 59.7 5.7 15.8 NO. OF DAYS WITH PRECIPITATION. 6 5 7 5 16 5 1 2 1 1 5 4 58 NO. OF DAYS PRECIPITATION EQUAL 5 5 6 5 16 5 1 2 1 1 5 2 54 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 5 2 0 0 0 0 1 1 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 76 90 76 86 88 74 79 81 82 81 78 81 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 86 63 75 49 59 42 36 31 30 40 66 84 55 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 85 87 62 64 56 54 40 43 45 71 82 64 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 29 21 1 0 0 0 0 0 0 14 28 123 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 28 24 6 0 0 0 0 0 0 0 0 22 80 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 10 4 0 0 0 0 14 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 29 30 4 0 0 0 0 0 2 25 31 152 DATE OF START AND END FREEZING START = 23 OCT. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-11.2 -3.2 2.7 7.6 12.0 15.6 19.7 21.4 15.7 13.5 1.0 -6.4 7.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -18.1 -8.9 -3.2 0.9 4.4 7.6 11.1 12.3 6.1 3.8 -5.3 -13.0 -0.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.3 2.6 8.5 14.4 19.7 23.6 28.2 30.5 25.4 23.1 7.3 0.2 14.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.8 11.4 11.7 13.5 15.3 16.0 17.1 18.2 19.3 19.3 12.6 13.2 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.33 2.65 3.41 4.43 5.90 7.72 9.31 10.34 6.38 5.12 3.00 1.68 5.10 MEAN OF MIXING RATIO AT 09 GMT. 2.62 4.08 4.16 4.86 5.48 7.89 9.89 8.68 7.08 6.26 4.07 2.95 5.67 MEAN OF MIXING RATIO AT 15 GMT. 2.18 3.54 4.21 4.84 5.51 8.76 9.68 9.85 7.66 6.67 3.78 2.69 5.78 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.5 -26.0 -11.0 -3.5 -1.0 2.5 7.0 7.5 0.5 -5.6 -13.0 -25.5 -26.0 DAY 25 7 9 12 6 7 2 31 21 28 8 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.5 11.5 14.2 20.2 28.0 32.5 37.0 36.0 30.0 30.2 16.0 10.0 37.0 DAY 13 28 2 14 28 26 27 3 14 4 1 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.0 20.0 1.0 5.0 14.5 4.0 0.0 0.0 0.0 0.0 15.0 6.5 20.0 DAY 27 1 8 18 25 9 ** ** ** ** 23 28 MONTHLY TOTAL PRECIPITATION IN MM. 6.0 31.0 2.0 24.0 44.0 8.0 0.0 0.0 0.0 0.0 24.0 14.0 153.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.5 49.7 0.0 24.8 NO. OF DAYS WITH PRECIPITATION. 2 5 2 7 7 3 0 0 0 0 4 6 36 NO. OF DAYS PRECIPITATION EQUAL 2 5 2 7 6 3 0 0 0 0 3 4 32 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 0 2 0 0 0 0 0 1 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 85 85 83 79 79 79 84 85 74 80 74 81 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 88 82 60 48 38 42 39 30 33 33 61 72 52 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 81 66 53 42 56 47 45 50 42 66 76 59 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 21 13 0 0 0 0 0 0 2 19 28 113 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 1 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 24 9 0 0 0 0 0 0 0 0 1 15 49 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 11 19 1 1 0 0 36 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 24 16 4 0 0 0 0 8 26 30 167 DATE OF START AND END FREEZING START = 14 OCT. END = 7 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-11.2 -6.9 1.5 6.9 14.4 18.2 18.1 17.3 14.2 10.2 4.6 -3.2 7.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -17.8 -12.9 -3.0 1.0 5.5 8.8 10.7 9.6 6.0 0.4 -2.5 -9.0 -0.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.6 -0.9 6.0 12.8 23.4 27.6 25.4 25.1 22.3 20.0 11.8 2.6 14.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.2 12.0 9.0 11.8 17.9 18.8 14.7 15.5 16.3 19.6 14.3 11.6 14.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.04 1.79 3.57 4.33 6.47 8.57 9.41 9.46 7.00 4.00 3.01 1.86 5.04 MEAN OF MIXING RATIO AT 09 GMT. 2.42 3.21 4.34 4.51 5.52 8.73 9.44 8.91 8.04 4.75 4.39 3.77 5.67 MEAN OF MIXING RATIO AT 15 GMT. 1.91 2.88 4.51 5.08 6.36 9.07 10.24 9.98 8.74 5.39 4.92 3.49 6.05 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -25.5 -15.5 -5.5 -2.0 4.5 7.0 5.5 2.0 -4.5 -7.5 -20.0 -25.5 DAY 28 5 6 1 1 2 8 26 24 19 10 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.0 7.5 12.5 21.0 28.0 32.5 36.5 33.0 27.5 23.5 21.0 9.0 36.5 DAY 19 10 29 17 22 20 1 14 9 23 1 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.5 8.5 16.0 14.0 22.5 2.5 14.5 36.0 9.0 0.0 7.0 2.0 36.0 DAY 7 25 19 3 4 25 7 1 5 ** 24 22 MONTHLY TOTAL PRECIPITATION IN MM. 1.0 10.5 60.5 49.7 29.0 5.5 39.7 86.0 22.0 0.0 11.0 5.5 320.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.5 26.3 46.1 5.1 NO. OF DAYS WITH PRECIPITATION. 2 4 11 8 4 3 6 5 3 0 3 4 53 NO. OF DAYS PRECIPITATION EQUAL 0 2 11 8 4 3 6 5 3 0 3 3 48 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 2 1 0 2 3 0 0 0 0 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 66 77 82 81 80 79 83 88 90 77 70 62 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 80 77 68 48 28 34 45 41 44 30 50 77 52 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 82 80 56 38 41 59 60 62 43 64 80 62 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 25 12 3 0 0 0 0 0 3 13 24 111 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 27 14 7 0 0 0 0 0 0 0 0 8 56 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 7 4 0 0 0 0 21 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 17 14 2 0 0 0 0 18 24 31 165 DATE OF START AND END FREEZING START = 11 OCT. END = 2 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.4 -1.6 1.0 10.6 13.6 17.9 21.5 19.8 16.4 9.3 2.8 -3.8 8.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.6 -6.9 -5.0 1.5 6.2 9.5 12.3 10.5 7.8 1.3 -4.3 -9.7 1.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.7 3.8 7.1 19.6 21.0 26.4 30.7 29.1 24.9 17.3 10.0 2.1 16.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.3 10.7 12.1 18.1 14.8 16.9 18.4 18.6 17.1 16.0 14.3 11.8 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.63 2.53 2.93 4.30 6.84 8.24 8.00 7.41 6.40 4.28 2.84 1.79 4.77 MEAN OF MIXING RATIO AT 09 GMT. 3.80 4.00 4.02 4.52 6.34 7.84 7.50 7.66 6.84 4.43 3.67 3.50 5.34 MEAN OF MIXING RATIO AT 15 GMT. 3.30 3.67 3.86 5.03 7.76 9.96 8.66 7.85 7.08 4.81 4.01 3.21 5.77 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.5 -17.5 -16.5 -6.5 2.5 4.0 9.0 3.0 4.0 -3.5 -10.5 -18.5 -18.5 DAY 13 12 17 1 3 4 13 29 24 31 15 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.2 8.2 15.5 24.5 29.0 35.2 35.5 36.5 33.0 23.2 15.2 10.0 36.5 DAY 11 23 31 19 31 29 9 6 4 3 2 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.0 6.0 7.5 11.5 23.5 20.0 0.0 0.0 5.5 14.5 3.5 5.0 23.5 DAY 3 21 15 20 6 4 ** ** 10 15 11 30 MONTHLY TOTAL PRECIPITATION IN MM. 7.0 11.5 10.0 25.9 117.5 25.5 0.0 0.0 7.5 17.5 3.5 13.5 239.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 11.9 70.6 3.1 14.4 NO. OF DAYS WITH PRECIPITATION. 6 3 3 4 13 3 0 0 2 2 1 6 43 NO. OF DAYS PRECIPITATION EQUAL 3 2 2 4 12 3 0 0 2 2 1 5 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 2 5 1 0 0 0 1 0 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 80 81 77 84 77 63 68 71 79 77 65 75 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 81 77 61 32 38 35 25 29 35 34 46 78 48 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 74 65 41 59 55 37 40 48 44 60 79 57 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 19 20 3 0 0 0 0 0 0 15 24 109 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 8 4 1 0 0 0 0 0 0 0 1 9 23 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 22 14 7 0 0 0 50 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 24 26 13 0 0 0 0 0 14 28 28 164 DATE OF START AND END FREEZING START = 8 OCT. END = 23 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.7 -5.9 -0.2 8.3 11.9 16.7 20.2 23.2 17.5 11.8 4.7 0.8 8.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.3 -11.7 -4.1 2.4 4.9 7.9 10.4 15.4 10.9 6.0 -1.1 -4.6 2.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.8 -0.1 3.6 14.2 18.9 25.4 30.1 31.0 24.2 17.6 10.5 6.2 15.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.1 11.6 7.7 11.8 14.0 17.5 19.7 15.6 13.3 11.6 11.6 10.8 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.90 1.47 2.90 3.99 4.48 5.15 4.53 5.31 5.99 4.87 3.41 2.71 3.89 MEAN OF MIXING RATIO AT 09 GMT. 3.52 3.17 3.78 5.32 6.02 7.63 10.36 10.79 8.16 5.68 3.61 4.23 6.02 MEAN OF MIXING RATIO AT 15 GMT. 3.34 2.98 3.66 5.30 6.41 8.00 8.39 10.44 7.42 6.86 5.10 4.33 6.02 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.0 -19.0 -18.0 -3.5 2.0 5.0 7.5 10.0 5.0 -3.0 -9.5 -9.5 -19.0 DAY 16 11 3 2 4 13 9 7 30 30 30 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 5.8 8.0 23.0 22.2 30.0 35.5 35.0 31.5 22.5 18.0 14.0 35.5 DAY 4 25 5 29 18 29 30 6 3 1 4 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.5 7.0 4.5 14.5 38.5 5.0 0.0 0.0 3.0 9.0 3.5 4.0 38.5 DAY 21 5 28 1 7 8 ** ** 9 30 27 11 MONTHLY TOTAL PRECIPITATION IN MM. 18.5 13.5 6.0 54.0 138.5 5.0 0.0 0.0 3.0 25.0 5.0 7.0 275.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 13.8 71.7 1.1 13.4 NO. OF DAYS WITH PRECIPITATION. 6 3 2 7 15 1 0 0 1 5 2 3 45 NO. OF DAYS PRECIPITATION EQUAL 6 3 2 7 15 1 0 0 1 5 2 3 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 2 3 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 66 73 68 64 61 42 33 50 61 73 78 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 75 69 47 41 33 34 34 39 46 45 73 51 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 82 76 55 50 44 31 41 44 64 67 78 59 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 26 13 0 0 0 0 0 0 0 4 18 85 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 15 5 0 0 0 0 0 0 0 0 3 32 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 13 21 4 0 0 0 39 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 29 21 6 0 0 0 0 0 2 20 30 137 DATE OF START AND END FREEZING START = 30 OCT. END = 16 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -7.9 0.5 7.2 9.6 13.1 18.0 19.0 20.5 16.8 7.9 3.6 -2.2 8.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.2 -5.4 1.9 3.1 6.2 9.3 10.2 11.2 6.7 -0.7 -3.9 -6.6 1.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. -3.6 6.4 12.6 16.1 20.0 26.6 27.8 29.9 26.9 16.4 11.1 2.1 16.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.6 11.8 10.7 13.0 13.8 17.3 17.6 18.7 20.2 17.1 15.0 8.7 14.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.48 2.60 4.00 4.60 5.37 5.11 6.14 6.28 4.60 3.71 3.08 2.58 4.13 MEAN OF MIXING RATIO AT 09 GMT. 2.55 3.99 4.48 5.47 6.84 8.92 9.11 9.22 6.16 4.60 4.27 3.53 5.76 MEAN OF MIXING RATIO AT 15 GMT. 2.48 3.83 4.31 5.95 7.34 9.94 9.59 10.39 8.69 5.39 4.42 3.64 6.33 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -24.0 -13.0 -7.5 -0.5 1.0 6.2 7.0 5.0 0.5 -8.0 -7.5 -19.5 -24.0 DAY 25 5 6 27 19 4 30 20 29 26 19 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.5 17.0 17.5 21.0 27.0 31.2 32.2 35.0 29.5 26.5 19.0 11.0 35.0 DAY 19 17 20 7 13 27 16 12 14 2 20 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 3.0 9.0 15.0 23.0 5.5 7.0 0.0 0.0 33.0 4.5 4.5 33.0 DAY 21 6 27 20 29 7 31 ** ** 21 12 14 MONTHLY TOTAL PRECIPITATION IN MM. 14.5 3.0 34.0 61.5 107.0 14.5 7.0 0.0 0.0 51.0 4.5 17.0 314.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 16.4 58.3 2.2 23.1 NO. OF DAYS WITH PRECIPITATION. 4 1 6 8 10 3 1 0 0 4 1 7 45 NO. OF DAYS PRECIPITATION EQUAL 4 1 6 8 10 3 1 0 0 4 1 7 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 2 5 0 0 0 0 2 0 0 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 76 72 74 64 48 56 49 47 78 86 80 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 81 66 49 46 52 39 35 31 25 40 55 74 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 63 47 48 57 53 43 47 52 57 64 84 58 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 18 1 0 0 0 0 0 0 6 16 20 90 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 27 5 0 0 0 0 0 0 0 0 0 9 41 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 6 22 0 0 0 0 32 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 8 1 0 0 0 0 0 17 30 28 140 DATE OF START AND END FREEZING START = 9 OCT. END = 27 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.8 1.1 5.1 9.8 12.9 15.1 20.2 18.6 13.9 7.8 -5.7 -1.9 8.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.1 -4.8 -2.3 2.9 5.0 7.7 10.4 8.6 -0.8 -4.1 -14.5 -8.8 -0.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.2 7.1 12.5 16.7 20.8 22.6 30.0 28.5 28.6 19.7 3.2 5.0 16.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 11.9 14.8 13.8 15.8 14.9 19.6 19.9 29.4 23.8 17.7 13.8 17.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.50 2.83 3.13 3.76 4.31 5.25 5.99 5.94 3.73 4.18 1.22 2.15 3.75 MEAN OF MIXING RATIO AT 09 GMT. 3.88 4.13 3.68 3.90 6.06 7.38 8.61 7.18 5.20 5.52 3.35 3.77 5.22 MEAN OF MIXING RATIO AT 15 GMT. 3.73 4.14 4.01 4.36 6.81 8.25 9.57 9.29 6.42 6.26 3.29 3.90 5.84 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.5 -11.5 -8.5 -3.5 -2.5 2.0 4.5 5.0 -5.5 -9.0 -26.0 -21.0 -26.0 DAY 16 25 8 9 3 2 5 1 25 29 24 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.5 14.5 18.5 21.2 26.0 29.5 35.0 33.5 31.5 24.5 12.0 9.0 35.0 DAY 3 15 28 29 16 16 17 16 4 7 1 25 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 4.0 3.0 6.0 20.0 18.5 0.0 0.0 0.0 9.0 7.0 12.0 20.0 DAY 17 21 14 14 7 1 ** ** ** 20 18 12 MONTHLY TOTAL PRECIPITATION IN MM. 4.0 12.5 5.5 6.0 77.0 58.5 0.0 0.0 0.0 23.0 11.0 39.0 236.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 9.3 59.8 0.0 30.9 NO. OF DAYS WITH PRECIPITATION. 2 4 2 1 8 9 0 0 0 5 4 6 41 NO. OF DAYS PRECIPITATION EQUAL 2 4 2 1 8 8 0 0 0 5 4 6 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 3 2 0 0 0 0 0 2 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 82 75 61 54 53 50 58 79 77 68 75 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 60 40 32 38 41 30 28 20 37 74 70 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 74 54 47 55 59 45 53 37 56 80 80 60 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 19 17 15 0 0 0 0 0 3 18 30 28 130 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 0 0 0 0 6 1 9 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 22 11 13 0 0 0 46 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 27 23 7 2 0 0 0 21 28 30 30 196 DATE OF START AND END FREEZING START = 9 SEP. END = 3 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.9 0.8 2.5 8.0 11.2 15.8 19.5 18.2 16.0 11.2 7.0 -3.0 8.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.8 -5.2 -4.0 -0.9 1.6 7.6 8.9 5.9 3.3 1.2 -2.0 -11.7 -0.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.6 6.8 9.1 16.9 20.8 24.0 30.1 30.5 28.6 21.1 15.8 5.7 17.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.4 12.0 13.1 17.8 19.2 16.4 21.2 24.6 25.3 19.9 17.8 17.4 18.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.94 2.86 3.15 3.61 3.96 5.13 5.22 4.20 4.21 4.35 3.48 1.57 3.64 MEAN OF MIXING RATIO AT 09 GMT. 2.88 3.92 3.88 4.35 5.53 7.14 7.70 5.37 5.01 5.58 4.75 3.43 4.96 MEAN OF MIXING RATIO AT 15 GMT. 3.41 4.00 4.09 4.65 6.63 8.12 8.82 7.53 7.04 6.45 5.29 3.67 5.81 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.5 -10.0 -15.0 -7.0 -5.0 1.5 5.0 1.5 0.0 -3.0 -12.0 -24.0 -24.0 DAY 14 23 5 17 1 3 5 30 21 11 27 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.5 15.0 16.0 25.0 25.2 30.2 35.5 35.0 33.5 25.2 22.5 12.0 35.5 DAY 1 14 17 4 29 30 30 17 2 12 10 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 8.0 9.5 11.0 22.0 20.0 0.0 3.0 3.0 5.0 12.0 5.0 22.0 DAY ** 26 30 20 4 24 ** 25 18 25 7 16 MONTHLY TOTAL PRECIPITATION IN MM. 0.0 26.5 29.0 40.5 88.0 81.0 0.0 3.0 3.0 9.0 40.0 11.0 331.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 16.8 63.3 1.8 18.1 NO. OF DAYS WITH PRECIPITATION. 0 6 7 5 11 11 0 1 1 2 6 3 53 NO. OF DAYS PRECIPITATION EQUAL 0 6 7 5 11 11 0 1 1 2 6 3 53 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 2 2 3 0 0 0 0 1 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 69 80 74 67 62 55 49 49 63 79 79 71 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 62 55 35 35 36 27 19 19 37 40 61 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 74 66 45 54 54 43 40 41 55 55 73 57 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 19 15 6 1 0 0 0 0 0 11 30 104 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 0 2 0 0 0 0 0 0 0 0 3 14 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 19 18 14 0 0 0 53 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 26 24 18 8 0 0 0 1 8 16 31 159 DATE OF START AND END FREEZING START = 21 SEP. END = 23 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -8.8 -5.1 -0.1 7.5 11.6 15.3 20.6 17.9 13.2 7.6 3.0 -3.1 6.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -16.3 -13.7 -8.3 -2.3 1.7 3.1 8.8 5.7 0.1 -4.2 -6.0 -12.8 -3.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.3 3.6 8.1 17.3 21.5 27.5 32.5 30.1 26.4 19.5 11.9 6.6 17.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.0 17.3 16.4 19.6 19.8 24.4 23.7 24.4 26.3 23.7 17.9 19.4 20.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 0.92 1.29 2.11 3.61 3.99 3.74 4.48 3.35 3.51 4.32 3.06 1.31 2.97 MEAN OF MIXING RATIO AT 09 GMT. 2.63 3.61 4.42 4.86 5.28 6.12 6.83 6.51 5.49 4.80 4.84 3.58 4.91 MEAN OF MIXING RATIO AT 15 GMT. 2.59 3.70 4.37 5.06 6.43 7.58 8.17 8.89 6.74 5.77 5.34 3.90 5.71 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -23.5 -26.0 -15.0 -10.5 -4.5 0.0 6.0 3.0 -7.0 -6.5 -12.0 -17.5 -26.0 DAY 18 1 8 17 1 1 10 30 25 23 24 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 7.5 17.0 23.5 28.0 32.0 36.5 35.5 33.5 25.2 17.5 16.5 36.5 DAY 5 17 30 10 26 28 20 23 1 8 13 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 5.0 16.0 10.0 19.0 12.0 5.5 0.0 0.0 15.5 10.0 4.0 19.0 DAY 13 11 27 3 15 16 23 ** ** 29 1 12 MONTHLY TOTAL PRECIPITATION IN MM. 33.5 17.0 39.0 43.5 66.0 16.5 5.5 0.0 0.0 37.5 54.0 4.0 316.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.3 39.8 1.7 30.2 NO. OF DAYS WITH PRECIPITATION. 5 8 9 8 6 2 1 0 0 3 8 1 51 NO. OF DAYS PRECIPITATION EQUAL 5 7 9 8 6 2 1 0 0 3 8 1 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 1 1 3 1 0 0 0 2 2 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 63 68 76 77 66 54 42 35 65 82 72 71 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 83 81 64 38 32 26 21 23 24 34 51 58 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 83 69 48 52 44 37 50 42 54 68 74 59 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 27 26 8 1 0 0 0 7 20 24 30 174 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 20 1 0 0 0 0 0 0 0 0 0 3 24 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 27 17 7 0 0 0 56 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 27 29 23 3 1 0 0 16 31 29 30 220 DATE OF START AND END FREEZING START = 10 SEP. END = 1 JUNE IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** 5.3 7.4 11.0 15.3 20.0 20.8 17.1 11.4 4.5 2.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** -1.1 1.1 4.0 8.1 11.7 11.9 6.6 3.0 -3.6 -4.5 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.5 5.1 11.7 14.0 18.2 22.8 28.2 29.6 27.5 20.0 12.6 8.6 16.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** 12.8 12.9 14.2 14.7 16.5 17.7 20.9 17.0 16.2 13.1 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 0.87 1.59 3.84 4.13 5.98 7.89 9.13 8.11 5.53 4.14 3.53 3.21 4.83 MEAN OF MIXING RATIO AT 09 GMT. 3.36 3.96 3.97 4.47 5.59 7.32 9.28 7.72 6.53 5.25 3.77 4.19 5.45 MEAN OF MIXING RATIO AT 15 GMT. 3.24 3.90 4.03 4.77 6.55 8.56 10.27 10.13 8.44 6.62 4.33 4.28 6.26 ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** -6.5 -11.0 -1.5 2.5 6.0 8.5 1.0 -2.0 -9.2 -11.0 ****** DAY ** ** 8 2 3 7 28 11 25 31 25 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 11.0 20.5 24.5 23.0 28.2 35.0 33.0 32.0 26.5 19.5 14.5 35.0 DAY 9 18 20 25 8 23 17 30 7 4 1 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.5 3.0 10.0 14.0 35.0 9.0 8.0 21.0 0.0 15.0 8.0 3.0 35.0 DAY 11 20 16 16 22 17 5 12 ** 6 30 19 MONTHLY TOTAL PRECIPITATION IN MM. 19.5 9.0 40.5 83.0 144.5 38.0 8.0 23.5 0.0 38.0 9.5 3.0 416.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 16.6 63.7 7.6 12.1 NO. OF DAYS WITH PRECIPITATION. 4 4 9 10 15 5 1 2 0 3 2 1 56 NO. OF DAYS PRECIPITATION EQUAL 4 4 9 10 15 5 1 2 0 3 2 1 56 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 1 5 6 0 0 1 0 3 0 0 17 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 58 73 69 72 79 77 72 66 65 64 77 81 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 76 70 47 44 40 38 36 27 26 34 39 59 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 78 56 59 62 60 54 54 49 58 58 72 62 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 8 2 0 0 0 0 0 0 17 15 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 0 0 0 0 0 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 12 1 0 1 0 0 0 0 0 0 0 0 14 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 11 16 4 0 0 0 31 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** 16 5 1 0 0 0 0 1 21 20 *** DATE OF START AND END FREEZING START = 31 OCT. END = 3 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** 11.2 13.7 17.0 21.5 19.1 16.4 8.4 -0.1 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 3.8 7.6 8.6 12.3 9.8 6.9 2.2 -5.1 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 18.6 19.8 25.1 30.6 28.6 25.9 14.8 4.5 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** 14.8 12.2 16.5 18.3 18.8 19.0 12.6 9.6 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** 4.90 7.18 7.77 7.68 7.62 5.91 5.09 2.86 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** 6.62 7.88 6.84 7.20 6.83 6.68 5.57 3.66 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** 6.83 8.68 9.00 8.32 8.27 7.75 6.18 3.56 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** -3.5 2.2 5.0 7.5 6.5 4.5 -1.5 -10.0 ***** ****** DAY ** ** ** 3 8 6 22 12 17 28 30 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 24.0 26.0 30.5 35.0 34.0 30.0 21.5 13.5 ***** ****** DAY ** ** ** 26 13 17 18 28 1 16 6 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** 23.0 26.0 18.0 3.0 0.0 12.0 26.0 23.0 ***** ****** DAY ** ** ** 6 27 3 2 ** 13 6 9 ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** 92.0 129.0 32.0 3.0 0.0 37.0 107.0 35.0 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 58.2 9.2 32.6 NO. OF DAYS WITH PRECIPITATION. *** *** *** 13 15 3 1 0 6 11 6 *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** 13 15 3 1 0 6 11 6 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** 3 4 2 0 0 1 4 1 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** 71 81 74 60 69 73 87 81 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** 49 53 33 24 27 31 51 71 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** 59 71 55 39 44 51 69 79 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 21 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 1 0 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 5 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 0 0 1 18 12 2 0 0 *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** 4 0 0 0 0 0 3 28 *** *** DATE OF START AND END FREEZING START = 22 OCT. END = 10 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** 8.3 13.9 22.2 17.4 21.4 15.7 9.9 7.3 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** -0.1 7.4 12.4 9.3 13.1 6.3 0.4 1.4 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.1 -0.5 6.5 16.1 20.3 32.1 25.5 29.7 25.1 19.5 13.2 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** 16.2 12.9 19.7 16.2 16.6 18.8 19.1 11.8 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.13 1.77 3.00 3.72 6.96 8.03 8.18 8.93 6.24 3.81 4.01 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 2.28 3.09 3.99 4.34 7.93 7.94 8.12 10.36 5.78 3.91 4.40 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 1.69 2.73 4.05 4.60 8.01 9.78 9.35 10.43 7.82 4.81 4.70 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** -4.5 2.2 7.5 5.5 6.5 1.0 -6.0 -6.0 ***** ****** DAY ** ** ** 14 3 1 28 27 29 8 25 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 5.0 17.0 20.5 25.0 37.5 31.5 37.5 30.0 25.0 18.2 ***** ****** DAY 1 19 28 17 22 16 17 12 5 3 1 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.5 0.0 5.5 20.0 16.0 0.0 5.5 4.5 9.0 0.0 19.0 ***** ****** DAY 24 ** 7 28 8 ** 6 25 14 ** 29 ** MONTHLY TOTAL PRECIPITATION IN MM. 24.5 0.0 11.0 27.5 103.5 0.0 13.0 4.5 9.0 0.0 59.5 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 14.1 51.9 10.5 23.6 NO. OF DAYS WITH PRECIPITATION. 6 0 3 4 14 0 4 1 1 0 7 *** *** NO. OF DAYS PRECIPITATION EQUAL 6 0 3 4 14 0 4 1 1 0 7 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 4 0 0 0 0 0 2 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 81 83 78 78 63 75 69 79 75 70 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 77 82 64 37 51 24 37 38 28 28 45 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 74 83 78 46 64 42 56 57 58 45 58 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 1 0 0 0 0 0 2 4 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 1 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 24 14 2 0 0 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 23 2 13 2 0 0 *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** 13 0 0 0 0 0 16 10 *** *** DATE OF START AND END FREEZING START = 2 OCT. END = 27 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -2.6 -3.5 4.4 8.9 10.3 16.5 22.7 19.8 16.8 10.4 ***** -7.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -9.9 -8.6 -1.2 1.9 3.5 8.1 13.6 10.5 6.4 1.5 ***** -12.7 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.4 1.7 10.2 16.0 16.9 24.9 31.8 29.1 27.1 18.4 7.8 -1.7 15.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.3 10.3 11.4 14.1 13.4 16.8 18.2 18.6 20.7 16.9 ***** 11.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.84 2.29 3.84 4.49 5.34 7.50 8.94 8.31 5.98 4.26 3.46 1.44 4.81 MEAN OF MIXING RATIO AT 09 GMT. 3.49 3.42 4.20 4.37 5.67 7.64 7.59 7.52 5.44 3.83 4.88 2.93 5.08 MEAN OF MIXING RATIO AT 15 GMT. 3.55 3.23 4.54 4.90 6.27 8.78 9.37 8.82 8.10 5.10 4.84 2.20 5.81 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -24.5 -4.5 -4.5 0.0 1.0 9.0 6.0 3.5 -2.2 ***** -22.2 ****** DAY 31 1 17 4 1 16 31 28 22 21 ** 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 10.0 16.0 21.2 24.5 31.0 35.5 35.5 30.5 26.5 13.5 6.5 35.5 DAY 6 14 10 8 27 14 31 23 14 6 23 13 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.5 9.0 11.0 13.0 13.0 7.0 0.0 0.0 3.5 6.0 8.5 7.5 13.0 DAY 28 15 18 16 10 6 ** ** 9 19 10 25 MONTHLY TOTAL PRECIPITATION IN MM. 28.5 25.0 48.0 41.5 50.0 7.0 0.0 0.0 5.5 20.5 51.5 14.5 292.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.8 33.7 1.9 29.6 NO. OF DAYS WITH PRECIPITATION. 5 4 11 6 7 1 0 0 2 5 8 3 52 NO. OF DAYS PRECIPITATION EQUAL 5 4 10 6 7 1 0 0 2 5 8 3 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 2 2 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 81 85 77 78 71 64 75 72 79 80 69 76 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 74 52 37 45 37 25 30 23 30 68 82 47 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 82 67 50 61 57 42 51 55 49 77 79 62 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 23 2 1 0 0 0 0 0 0 *** 30 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 4 10 0 0 0 0 0 0 0 0 1 24 39 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 26 17 2 0 0 0 47 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 26 25 8 2 0 0 0 0 7 *** 31 *** DATE OF START AND END FREEZING START = 8 OCT. END = 13 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.3 -2.0 -1.2 10.0 14.2 17.6 19.7 19.3 17.0 8.7 5.7 -2.3 8.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.8 -6.4 -7.5 3.5 5.5 8.0 11.0 9.6 6.8 -0.0 -2.0 -8.4 0.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.1 2.0 5.0 16.6 22.8 27.2 28.4 29.0 27.2 17.5 13.6 3.7 16.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.9 8.4 12.5 13.1 17.3 19.2 17.4 19.4 20.4 17.5 15.6 12.1 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.12 2.69 2.36 4.49 6.46 7.96 8.28 7.67 5.85 3.77 3.22 2.10 4.75 MEAN OF MIXING RATIO AT 09 GMT. 3.24 3.40 3.76 4.75 6.66 8.68 8.49 6.72 6.19 4.13 4.65 3.55 5.35 MEAN OF MIXING RATIO AT 15 GMT. 2.87 3.13 3.62 5.02 7.43 8.67 10.23 8.83 7.74 4.97 5.23 3.53 5.94 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.5 -21.0 -20.5 -2.0 1.0 3.0 5.5 5.0 2.5 -7.0 -6.5 -25.0 -25.0 DAY 7 28 3 17 7 11 29 13 21 31 18 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.5 9.5 15.0 25.2 29.0 33.0 35.0 33.0 32.2 24.5 19.0 11.2 35.0 DAY 14 15 31 20 28 26 7 6 2 1 4 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 4.5 5.5 22.0 5.5 6.0 0.0 4.0 0.0 6.5 7.0 11.0 22.0 DAY 23 27 25 23 21 14 ** 4 ** 22 26 30 MONTHLY TOTAL PRECIPITATION IN MM. 49.5 17.5 16.0 48.0 14.0 6.0 0.0 4.0 0.0 9.0 19.0 34.0 217.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 38.2 31.3 1.8 28.6 NO. OF DAYS WITH PRECIPITATION. 8 6 4 4 4 1 0 1 0 2 4 7 41 NO. OF DAYS PRECIPITATION EQUAL 8 6 4 4 4 1 0 1 0 2 4 7 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 2 0 0 0 0 0 0 0 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 81 66 69 75 71 68 70 70 76 73 73 72 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 76 73 65 41 36 35 33 26 26 34 48 71 47 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 77 72 51 53 47 57 47 47 52 65 81 61 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 16 18 0 0 0 0 0 0 6 9 25 94 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 14 7 11 0 0 0 0 0 0 0 0 5 37 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 12 13 6 0 0 0 36 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 27 18 3 0 0 0 0 0 13 22 30 139 DATE OF START AND END FREEZING START = 3 OCT. END = 18 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.8 -0.5 0.5 9.5 12.0 15.4 20.7 20.4 16.2 11.1 ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -10.0 -6.2 -5.5 2.8 4.5 6.5 11.2 11.1 4.7 3.1 ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.4 5.1 6.5 16.1 19.5 24.3 30.2 29.6 27.7 19.1 ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.4 11.3 12.0 13.3 15.0 17.8 19.0 18.5 23.0 16.0 ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.97 2.51 2.60 4.54 5.37 6.90 7.37 6.65 4.50 4.87 ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 3.42 3.74 3.70 4.43 6.09 8.48 8.96 7.47 4.99 6.63 ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 2.91 3.90 3.81 5.45 6.90 9.37 10.50 9.31 6.43 7.08 ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -19.0 -13.0 -2.0 -2.5 -1.0 5.0 4.0 0.0 -2.5 ***** ***** ****** DAY 1 15 17 2 17 20 26 31 5 24 ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 13.0 11.5 21.0 25.5 31.5 36.0 36.5 32.5 23.5 ***** ***** ****** DAY 4 28 6 30 30 29 31 2 3 1 ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.5 6.0 5.0 21.0 18.0 15.0 0.0 4.0 15.0 15.0 ***** ***** ****** DAY 8 6 25 3 22 20 ** 27 29 10 ** ** MONTHLY TOTAL PRECIPITATION IN MM. 10.5 14.0 10.5 40.0 84.5 52.0 0.0 4.0 23.5 32.0 ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 12.9 65.1 10.1 11.8 NO. OF DAYS WITH PRECIPITATION. 5 4 3 5 10 7 0 1 3 5 *** *** *** NO. OF DAYS PRECIPITATION EQUAL 5 4 3 5 10 7 0 1 3 5 *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 3 2 0 0 1 1 *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 79 78 73 70 73 61 58 59 75 *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 75 67 59 38 41 43 31 27 22 46 *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 78 74 61 58 61 48 46 36 61 *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 21 21 0 0 0 0 0 0 0 *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 10 1 1 0 0 0 0 0 0 0 *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 17 18 8 0 *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 27 27 6 2 1 0 0 1 9 *** *** *** DATE OF START AND END FREEZING START = 5 SEP. END = 20 JUNE IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.3 1.8 3.1 7.3 15.0 18.4 19.6 18.6 15.6 7.6 4.2 -0.4 9.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.3 -3.5 -1.9 -0.6 6.7 9.3 10.5 9.7 6.8 1.7 -3.0 -4.8 2.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.5 6.9 7.6 15.4 23.3 27.3 28.4 27.8 24.4 12.8 11.6 4.1 16.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.8 10.4 9.5 16.0 16.6 18.0 17.9 18.1 17.6 11.1 14.6 8.9 14.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.93 2.59 2.66 3.16 5.91 7.41 7.98 7.68 6.24 4.55 3.31 3.22 4.72 MEAN OF MIXING RATIO AT 09 GMT. 2.26 2.77 2.46 2.90 5.89 7.63 9.83 9.39 6.57 4.80 3.98 3.72 5.18 MEAN OF MIXING RATIO AT 15 GMT. 2.12 2.90 2.64 3.40 6.01 8.05 10.58 9.91 7.24 5.31 3.76 3.63 5.46 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -12.0 -9.0 -7.0 2.0 5.0 4.0 3.0 -1.6 -3.0 -13.0 -26.0 -26.0 DAY 12 11 14 6 6 4 4 30 24 12 30 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.5 16.0 13.0 24.0 28.0 32.0 35.0 33.0 29.0 27.0 16.0 10.0 35.0 DAY 31 3 8 25 9 24 18 11 5 2 14 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 7.0 4.0 18.0 13.0 0.8 0.0 5.0 0.7 12.0 5.0 6.0 18.0 DAY 27 21 3 15 12 22 ** 5 14 5 8 20 MONTHLY TOTAL PRECIPITATION IN MM. 2.5 29.5 17.9 33.2 22.4 1.7 0.0 7.0 0.8 63.9 9.0 36.0 223.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.3 25.6 3.5 48.6 NO. OF DAYS WITH PRECIPITATION. 3 11 12 10 6 4 0 2 2 11 2 14 77 NO. OF DAYS PRECIPITATION EQUAL 1 9 5 5 3 0 0 2 0 8 2 9 44 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 1 0 0 0 0 5 0 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 60 65 59 62 67 67 68 75 79 80 80 82 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 36 43 36 28 31 31 38 39 36 51 45 69 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 42 51 44 35 35 39 49 51 50 67 53 76 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 12 8 6 0 0 0 0 0 0 13 15 76 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 7 10 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 10 15 0 0 0 0 32 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 18 16 16 0 0 0 0 1 8 22 20 128 DATE OF START AND END FREEZING START = 24 SEP. END = 29 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -6.9 -5.6 3.1 8.4 13.0 16.9 19.2 18.6 15.6 11.3 4.3 -0.8 8.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.0 -11.0 -2.2 2.0 5.2 8.4 11.6 11.8 6.4 3.3 -1.9 -6.6 1.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.8 -0.3 8.4 14.7 20.9 25.4 26.8 25.5 24.8 19.2 10.7 5.2 15.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.2 10.7 10.6 12.7 15.7 17.0 15.2 13.7 18.4 15.9 12.6 11.8 13.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.23 2.27 3.40 5.03 6.32 7.85 9.14 8.84 6.07 4.87 3.45 2.80 5.19 MEAN OF MIXING RATIO AT 09 GMT. 2.89 2.76 3.57 5.08 5.82 7.14 8.69 9.12 6.69 5.21 3.70 3.32 5.33 MEAN OF MIXING RATIO AT 15 GMT. 2.75 2.61 3.67 5.39 5.83 7.11 9.40 10.02 7.01 6.30 3.66 2.95 5.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -26.2 -9.6 -7.0 -0.5 4.4 3.6 7.0 3.2 -2.5 -9.7 -21.5 -26.2 DAY 3 7 6 2 5 18 28 31 30 23 15 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.0 8.0 15.0 19.0 27.0 31.0 35.0 31.0 29.8 24.0 18.0 14.0 35.0 DAY 14 29 30 11 18 13 31 11 8 4 3 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 8.0 8.0 7.0 9.0 4.0 13.0 28.0 0.0 4.0 11.0 2.6 28.0 DAY 29 2 9 13 30 29 21 5 ** 16 11 17 MONTHLY TOTAL PRECIPITATION IN MM. 17.3 25.6 20.2 45.7 13.9 6.6 18.0 38.1 0.0 9.2 19.9 6.9 221.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.5 29.9 25.3 16.3 NO. OF DAYS WITH PRECIPITATION. 9 11 8 14 5 7 4 5 0 6 8 8 85 NO. OF DAYS PRECIPITATION EQUAL 7 9 5 12 4 2 2 4 0 4 4 3 56 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 1 1 0 0 1 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 84 78 83 82 77 78 79 79 78 75 81 80 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 81 71 51 48 38 35 38 45 36 38 44 58 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 77 57 55 42 39 48 59 44 54 54 63 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 22 13 4 0 0 0 0 0 0 14 19 96 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 21 17 0 0 0 0 0 0 0 0 0 5 43 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 6 4 0 0 0 0 13 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 25 22 12 1 0 0 0 0 4 20 28 140 DATE OF START AND END FREEZING START = 2 OCT. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-11.6 -10.7 3.6 10.5 13.2 18.2 22.0 21.0 16.0 11.9 5.6 -0.1 8.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -18.4 -18.3 -2.2 1.9 4.5 8.5 13.4 12.5 6.9 4.3 0.2 -6.0 0.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.9 -3.3 9.4 19.2 21.9 27.8 30.6 29.5 25.0 19.4 10.9 5.9 16.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.5 15.0 11.6 17.3 17.4 19.3 17.2 17.0 18.1 15.1 10.7 11.9 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.26 1.26 3.65 4.53 5.72 7.54 8.84 8.92 5.81 4.65 4.52 3.22 4.99 MEAN OF MIXING RATIO AT 09 GMT. 1.86 1.98 3.85 4.65 6.03 7.26 8.97 9.12 6.00 5.48 5.22 3.87 5.36 MEAN OF MIXING RATIO AT 15 GMT. 1.54 1.74 3.82 4.57 6.53 8.06 10.04 10.00 6.86 5.29 5.12 3.40 5.58 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -27.4 -30.0 -6.6 -3.0 0.0 4.8 10.4 8.3 1.4 -2.4 -10.6 -17.6 -30.0 DAY 16 3 31 3 1 2 3 20 23 25 22 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 1.0 8.0 17.6 23.0 27.8 32.6 35.6 34.4 32.6 26.0 17.2 11.0 35.6 DAY 11 28 25 17 24 28 20 7 7 5 29 25 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.0 4.5 5.8 4.2 8.0 1.0 0.4 14.0 23.1 27.0 2.0 3.0 27.0 DAY 13 2 30 13 5 5 6 18 19 30 13 5 MONTHLY TOTAL PRECIPITATION IN MM. 10.3 6.1 25.2 9.8 19.4 2.0 0.4 34.4 23.5 65.2 8.1 7.4 211.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 19.6 14.7 27.5 38.1 NO. OF DAYS WITH PRECIPITATION. 10 3 10 6 10 3 1 9 2 7 7 6 74 NO. OF DAYS PRECIPITATION EQUAL 4 2 7 3 5 1 0 6 1 5 4 3 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 1 1 2 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 81 86 78 77 74 69 77 74 69 84 90 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 66 53 34 36 31 33 36 32 41 59 63 46 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 70 57 37 43 37 41 48 41 47 67 67 53 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 26 11 0 0 0 0 0 0 0 5 24 97 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 30 21 1 0 0 0 0 0 0 0 0 2 54 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 22 16 8 0 0 0 57 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 27 24 8 1 0 0 0 0 6 15 29 141 DATE OF START AND END FREEZING START = 10 OCT. END = 1 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -8.6 -4.5 2.1 7.0 12.5 17.6 20.6 19.2 17.0 9.7 5.7 -1.8 8.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -15.2 -9.8 -4.0 0.2 4.3 8.2 12.1 10.4 6.4 1.3 -2.8 -8.5 0.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. -2.0 0.9 8.1 13.8 20.6 27.1 29.1 27.9 27.5 18.1 14.2 5.0 15.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.2 10.7 12.1 13.6 16.3 18.9 17.0 17.5 21.1 16.8 17.0 13.5 15.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.89 2.43 3.37 4.42 5.61 7.38 8.86 8.26 5.92 4.52 3.16 2.58 4.87 MEAN OF MIXING RATIO AT 09 GMT. 2.32 2.96 3.69 4.69 5.56 6.90 8.50 9.32 6.86 5.78 4.30 3.22 5.34 MEAN OF MIXING RATIO AT 15 GMT. 2.19 2.86 3.48 4.78 5.82 7.60 9.84 10.03 7.71 5.91 3.78 2.94 5.58 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -26.6 -18.2 -13.0 -9.0 -2.0 5.0 5.4 5.4 2.6 -4.8 -11.2 -20.4 -26.6 DAY 8 6 18 3 4 20 1 30 22 16 18 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.7 8.0 14.0 24.6 27.0 31.0 34.6 34.0 30.0 23.8 20.2 15.0 34.6 DAY 4 19 23 27 31 3 23 4 7 11 3 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 2.0 6.1 8.0 13.1 2.0 0.0 0.0 0.0 5.5 0.6 3.2 13.1 DAY 5 4 7 29 13 15 ** ** ** 14 13 22 MONTHLY TOTAL PRECIPITATION IN MM. 18.1 6.8 19.0 26.7 32.8 2.2 0.0 0.0 0.0 8.4 0.9 7.4 122.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.9 50.4 0.0 13.7 NO. OF DAYS WITH PRECIPITATION. 9 8 11 13 7 2 0 0 0 4 3 5 62 NO. OF DAYS PRECIPITATION EQUAL 4 4 6 6 7 1 0 0 0 3 0 3 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 0 1 0 0 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 85 86 85 74 72 71 80 73 83 73 81 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 71 56 52 37 30 34 41 32 44 40 56 47 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 77 56 55 43 36 44 52 40 55 45 60 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 25 14 5 0 0 0 0 0 1 15 24 113 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 23 14 1 0 0 0 0 0 0 0 0 9 47 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 13 10 1 0 0 0 29 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 27 26 15 5 0 0 0 0 10 23 29 166 DATE OF START AND END FREEZING START = 16 OCT. END = 8 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.9 -3.8 2.7 9.3 12.0 16.8 20.4 20.4 15.6 11.1 4.9 -3.1 8.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.7 -10.0 -2.3 2.5 4.9 8.7 12.2 11.8 5.9 3.7 -1.2 -6.6 1.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.8 2.5 7.8 16.1 19.1 25.0 28.7 29.2 25.4 18.6 11.1 0.5 15.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.5 12.5 10.1 13.6 14.2 16.3 16.5 17.4 19.5 14.9 12.3 7.1 13.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.07 1.97 3.52 4.84 5.77 7.48 8.03 8.32 5.51 5.11 3.91 2.93 4.95 MEAN OF MIXING RATIO AT 09 GMT. 2.65 2.49 3.67 4.92 5.60 7.20 8.16 8.67 6.20 6.18 4.76 3.30 5.32 MEAN OF MIXING RATIO AT 15 GMT. 2.63 2.34 3.53 5.07 5.45 8.13 9.17 9.82 6.83 6.40 4.76 3.26 5.61 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.0 -19.4 -17.6 -2.6 0.4 3.0 6.0 7.4 0.0 -0.6 -8.2 -14.2 -20.0 DAY 25 13 11 11 7 1 12 14 27 30 24 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.4 11.0 19.0 23.3 23.0 30.4 33.8 35.6 34.0 23.0 16.8 7.6 35.6 DAY 8 25 30 25 9 28 30 5 1 7 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.1 3.0 12.0 13.6 11.6 5.0 28.0 0.0 0.0 11.0 4.0 25.0 28.0 DAY 14 27 23 18 14 12 17 ** ** 19 5 9 MONTHLY TOTAL PRECIPITATION IN MM. 6.9 6.1 45.9 36.5 52.1 15.1 34.2 0.0 0.0 19.4 9.3 41.1 266.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.1 38.9 12.8 26.2 NO. OF DAYS WITH PRECIPITATION. 6 6 16 11 11 8 5 0 0 5 7 11 86 NO. OF DAYS PRECIPITATION EQUAL 3 2 12 6 10 7 4 0 0 4 3 7 58 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 3 0 1 0 0 1 0 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 76 81 81 78 74 69 74 75 81 85 90 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 51 54 44 42 35 33 35 31 46 53 74 47 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 52 56 48 43 47 44 46 41 55 67 83 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 27 22 10 0 0 0 0 0 0 0 13 20 92 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 12 10 2 0 0 0 0 0 0 0 0 13 37 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 16 15 3 0 0 0 37 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 23 8 0 0 0 0 1 3 19 27 137 DATE OF START AND END FREEZING START = 27 SEP. END = 20 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.0 -1.8 0.6 9.6 12.7 19.9 25.1 23.2 19.7 14.3 7.3 1.2 10.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.7 -4.9 -3.3 4.5 8.2 13.9 18.1 17.0 13.3 7.6 2.9 -1.9 5.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. -0.4 1.4 4.4 14.8 17.2 25.8 32.0 29.3 26.0 20.9 11.7 4.2 15.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.3 6.3 7.7 10.3 9.0 11.9 13.9 12.3 12.7 13.3 8.8 6.1 10.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.99 2.48 2.73 4.57 6.31 7.49 7.40 7.12 5.04 4.16 4.33 3.33 4.75 MEAN OF MIXING RATIO AT 09 GMT. 2.25 2.64 3.03 4.37 6.38 7.04 7.14 7.28 5.18 4.75 4.71 3.58 4.86 MEAN OF MIXING RATIO AT 15 GMT. 2.26 2.67 2.89 4.20 6.16 5.99 7.94 7.32 5.47 5.05 5.05 3.62 4.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.2 -12.2 -11.0 0.2 1.0 10.4 13.2 12.5 5.4 3.8 -8.2 -12.6 -14.2 DAY 25 12 1 3 5 5 13 31 28 8 27 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.4 6.4 15.0 21.0 27.0 32.2 36.2 33.4 31.8 24.4 17.8 11.0 36.2 DAY 21 19 29 12 29 29 30 16 2 4 1 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 27.0 10.0 10.6 14.0 5.0 0.0 5.0 0.0 0.0 19.2 12.0 27.0 DAY 15 24 22 22 9 2 ** 11 ** ** 7 16 MONTHLY TOTAL PRECIPITATION IN MM. 23.9 49.0 33.8 36.6 90.3 7.7 0.0 5.3 0.0 0.0 80.1 31.0 357.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.8 37.6 1.5 31.1 NO. OF DAYS WITH PRECIPITATION. 10 11 9 9 17 8 0 2 0 0 11 9 86 NO. OF DAYS PRECIPITATION EQUAL 4 8 7 7 14 1 0 1 0 0 9 5 56 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 1 4 0 0 0 0 0 3 1 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 64 69 68 69 71 59 45 48 44 52 70 74 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 56 53 41 52 33 24 30 24 30 53 62 43 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 61 52 43 51 28 26 29 28 37 63 68 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 18 13 0 0 0 0 0 0 0 3 8 64 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 2 0 0 0 0 6 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 16 11 7 0 0 0 0 0 0 0 1 3 38 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 27 15 3 0 0 0 48 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 27 22 0 0 0 0 0 0 0 8 19 105 DATE OF START AND END FREEZING START = 23 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -2.3 -0.3 3.0 10.2 14.9 20.8 25.4 24.4 21.4 14.2 4.7 2.1 11.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.4 -3.5 -1.4 5.0 9.7 14.3 19.0 18.2 14.4 8.6 1.5 -1.3 6.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.8 2.9 7.4 15.5 20.0 27.2 31.7 30.6 28.5 19.8 7.8 5.6 16.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.2 6.4 8.8 10.5 10.3 12.9 12.7 12.4 14.1 11.2 6.3 6.9 9.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.66 3.04 3.37 5.41 6.68 6.63 7.30 7.07 5.43 4.44 4.33 3.82 5.02 MEAN OF MIXING RATIO AT 09 GMT. 3.03 3.35 3.88 5.61 6.05 5.96 7.22 6.70 4.85 4.44 4.40 4.34 4.99 MEAN OF MIXING RATIO AT 15 GMT. 3.09 3.48 3.83 5.41 6.38 5.83 7.12 6.51 4.93 5.46 4.68 4.47 5.10 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.2 -12.0 -7.8 -2.2 5.4 10.0 11.0 15.5 9.8 4.0 -6.2 -7.4 -13.2 DAY 21 17 13 23 4 22 12 11 25 8 14 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 12.6 19.6 24.8 25.0 33.4 35.0 34.0 33.0 26.0 17.0 11.0 35.0 DAY 28 27 30 19 17 27 16 31 1 1 8 25 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 19.0 41.0 25.0 25.0 3.0 2.0 1.8 0.0 24.6 25.0 15.0 41.0 DAY 9 2 8 8 12 21 29 28 ** 28 1 8 MONTHLY TOTAL PRECIPITATION IN MM. 6.9 34.6 78.2 111.7 96.4 6.7 2.0 3.4 0.0 28.7 91.6 47.2 507.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.6 42.3 1.1 33.0 NO. OF DAYS WITH PRECIPITATION. 9 8 9 12 14 3 1 3 0 4 16 7 86 NO. OF DAYS PRECIPITATION EQUAL 3 5 7 11 10 3 1 2 0 3 13 6 64 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 2 5 3 0 0 0 0 1 2 2 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 79 75 76 70 51 43 44 43 52 77 84 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 65 58 54 40 28 25 24 20 32 61 73 46 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 71 61 51 46 25 23 22 21 43 71 82 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 13 6 0 0 0 0 0 0 0 3 5 44 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 10 3 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 5 1 0 0 0 0 0 0 0 2 1 24 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 26 20 11 0 0 0 65 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 24 22 2 0 0 0 0 0 0 8 21 106 DATE OF START AND END FREEZING START = 13 NOV. END = 24 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.2 1.8 7.0 13.1 16.0 21.3 25.0 25.5 20.1 14.9 7.6 -0.4 12.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.0 -1.8 2.5 7.7 10.2 15.1 18.1 18.9 14.1 9.5 3.8 -3.4 7.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.4 5.4 11.4 18.4 21.8 27.5 31.9 32.1 26.1 20.4 11.3 2.6 17.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.4 7.2 8.9 10.7 11.6 12.4 13.8 13.2 12.0 10.9 7.5 6.0 10.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.56 3.42 4.19 5.33 6.48 6.70 8.40 8.15 5.82 5.89 4.95 2.94 5.49 MEAN OF MIXING RATIO AT 09 GMT. 3.70 3.33 4.11 5.52 6.45 6.52 8.72 7.75 5.66 6.10 4.91 3.03 5.48 MEAN OF MIXING RATIO AT 15 GMT. 3.99 3.31 4.04 5.15 6.31 5.98 8.57 7.04 5.92 6.25 5.13 2.98 5.39 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -7.6 -1.6 3.0 5.6 9.0 14.0 15.4 11.2 5.4 -2.8 -14.2 -14.2 DAY 24 19 9 3 7 5 1 30 9 13 9 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.6 12.0 17.4 25.4 29.4 33.4 35.2 35.6 31.0 23.6 18.0 9.0 35.6 DAY 3 27 30 21 31 10 30 18 12 6 3 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 4.0 11.4 26.0 10.0 7.0 0.0 0.0 19.0 6.0 15.0 10.0 26.0 DAY 4 3 21 1 13 4 ** ** 8 30 7 3 MONTHLY TOTAL PRECIPITATION IN MM. 66.8 21.9 48.8 87.3 29.2 9.7 0.0 0.0 34.0 16.3 86.2 33.3 433.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.7 29.1 7.8 31.3 NO. OF DAYS WITH PRECIPITATION. 11 11 13 13 8 3 0 0 2 7 14 12 94 NO. OF DAYS PRECIPITATION EQUAL 10 8 11 9 5 3 0 0 2 4 12 7 71 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 3 1 0 0 0 2 0 5 1 15 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 78 73 63 65 50 50 49 47 64 76 72 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 56 47 43 40 29 30 27 27 41 55 59 43 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 58 50 39 38 26 29 22 28 46 64 63 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 7 0 0 0 0 0 0 0 0 0 15 31 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 4 0 0 0 0 5 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 1 0 0 0 0 0 0 0 0 0 6 9 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 27 29 2 0 0 0 65 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 20 5 0 0 0 0 0 0 0 4 22 73 DATE OF START AND END FREEZING START = 6 NOV. END = 17 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.8 3.4 7.1 10.9 17.2 20.6 25.2 26.8 20.9 13.2 7.2 1.6 13.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.0 -0.7 2.0 6.0 11.9 14.8 18.7 19.6 14.2 7.1 2.2 -2.5 7.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.7 7.5 12.2 15.8 22.6 26.4 31.8 34.0 27.6 19.2 12.2 5.7 18.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.7 8.2 10.2 9.8 10.7 11.6 13.1 14.4 13.4 12.1 10.0 8.2 10.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.51 3.47 4.01 5.14 5.83 7.66 8.56 7.61 5.82 4.58 3.79 2.82 5.23 MEAN OF MIXING RATIO AT 09 GMT. 3.75 3.87 4.02 5.12 5.95 7.72 8.46 7.33 6.17 4.97 4.14 3.11 5.38 MEAN OF MIXING RATIO AT 15 GMT. 3.82 3.77 3.66 5.06 5.80 8.53 8.30 6.58 5.76 5.32 4.22 3.04 5.32 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.8 -6.2 -2.8 1.0 4.0 10.6 15.0 15.4 6.0 3.6 -7.2 -8.4 -8.4 DAY 24 25 27 6 9 2 1 26 21 18 30 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.8 11.8 18.2 20.8 28.0 32.0 35.2 37.8 35.0 28.0 18.8 12.0 37.8 DAY 5 22 24 30 22 21 30 5 3 2 21 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 20.4 21.0 37.6 7.0 28.0 11.0 0.0 5.0 2.0 19.0 0.2 37.6 DAY 16 5 17 11 2 2 5 ** 20 12 3 17 MONTHLY TOTAL PRECIPITATION IN MM. 27.6 40.8 53.5 109.6 11.5 47.2 11.2 0.0 6.7 2.0 46.4 0.3 356.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.2 47.2 5.0 13.6 NO. OF DAYS WITH PRECIPITATION. 11 8 12 13 8 7 2 0 3 1 6 2 73 NO. OF DAYS PRECIPITATION EQUAL 3 6 9 9 2 6 1 0 2 1 4 0 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 4 0 1 1 0 0 0 2 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 73 72 69 54 58 51 43 48 58 63 70 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 59 46 46 33 36 29 23 30 35 44 51 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 58 41 45 35 41 27 19 28 41 51 57 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 4 6 0 0 0 0 0 0 0 0 3 8 21 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 8 2 0 0 0 14 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 0 0 0 0 0 1 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 26 31 11 0 0 0 72 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 20 15 6 0 0 0 0 0 0 0 9 27 77 DATE OF START AND END FREEZING START = 12 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.2 -0.8 1.8 7.4 14.4 16.2 21.0 20.9 16.9 10.2 3.5 3.0 9.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.2 -6.8 -3.3 1.3 7.3 7.7 12.6 11.6 7.4 2.8 -4.2 -2.8 2.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.7 5.2 6.9 13.4 21.5 24.6 29.4 30.2 26.3 17.6 11.1 8.8 16.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.9 12.0 10.2 12.1 14.2 16.9 16.8 18.6 18.9 14.8 15.3 11.6 14.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.44 2.94 3.35 4.84 7.36 7.24 9.27 7.37 6.42 5.13 3.44 3.52 5.28 MEAN OF MIXING RATIO AT 09 GMT. 3.02 3.33 3.56 4.80 6.77 6.87 8.61 7.35 6.31 5.29 4.32 4.14 5.36 MEAN OF MIXING RATIO AT 15 GMT. 2.86 3.24 3.77 4.78 6.90 7.30 9.76 8.48 6.33 5.87 4.25 4.00 5.63 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.0 -21.4 -8.6 -7.2 2.2 3.0 4.6 7.6 2.2 -4.8 -10.4 -8.6 -21.4 DAY 16 4 1 6 2 12 16 27 21 29 18 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.2 13.2 17.4 20.4 26.6 31.4 34.4 34.4 30.6 25.0 16.6 15.0 34.4 DAY 3 25 30 29 31 29 24 12 15 3 5 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.6 4.0 4.0 32.0 27.0 1.0 14.0 4.0 12.0 14.7 10.2 4.0 32.0 DAY 6 28 8 9 4 4 5 31 22 15 7 14 MONTHLY TOTAL PRECIPITATION IN MM. 12.2 14.6 15.9 102.2 83.9 1.1 29.7 4.1 23.1 25.2 30.1 12.3 354.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 12.0 52.8 16.1 19.1 NO. OF DAYS WITH PRECIPITATION. 7 10 12 14 11 2 6 2 2 6 4 8 84 NO. OF DAYS PRECIPITATION EQUAL 4 4 6 13 10 1 4 1 2 5 4 4 58 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 3 4 0 1 0 2 1 2 0 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 89 85 87 87 75 76 69 80 86 94 87 83 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 61 55 51 43 36 35 29 31 41 53 58 47 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 72 68 65 55 48 42 45 38 36 56 67 69 55 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 20 15 3 0 0 0 0 0 1 19 14 97 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 1 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 5 2 0 0 0 0 0 0 0 0 0 22 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 16 22 2 0 0 0 42 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 28 28 11 0 0 0 0 0 10 26 22 155 DATE OF START AND END FREEZING START = 7 OCT. END = 28 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.8 -7.7 -1.0 8.3 12.8 17.7 19.8 21.7 14.8 11.7 3.8 -0.6 8.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -11.5 -15.1 -6.1 0.8 5.0 9.2 11.5 12.3 5.9 3.1 -2.5 -6.6 0.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.9 -0.2 4.1 15.8 20.7 26.2 28.1 31.0 23.8 20.2 10.1 5.4 15.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.4 14.9 10.2 15.0 15.7 17.0 16.6 18.7 17.9 17.1 12.6 12.0 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.08 1.64 2.64 3.89 6.11 8.15 9.47 8.60 5.51 4.36 3.65 2.74 4.90 MEAN OF MIXING RATIO AT 09 GMT. 2.55 2.32 2.94 3.81 5.52 7.17 8.91 7.70 5.35 4.78 4.58 3.42 4.92 MEAN OF MIXING RATIO AT 15 GMT. 2.43 2.37 2.97 3.52 5.99 7.75 10.24 8.85 5.97 4.84 4.52 3.25 5.22 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -26.2 -30.0 -20.4 -8.2 -0.8 5.8 8.6 9.2 -0.2 -1.6 -8.6 -14.6 -30.0 DAY 29 1 9 13 6 2 8 14 15 30 29 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.8 6.6 14.2 27.6 27.8 30.2 35.6 35.4 29.2 25.2 15.2 13.4 35.6 DAY 7 20 31 26 30 27 29 10 1 18 10 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.3 4.0 11.4 6.0 7.2 11.0 10.9 0.0 8.0 6.0 11.0 2.4 11.4 DAY 31 24 7 28 21 23 4 ** 14 31 12 10 MONTHLY TOTAL PRECIPITATION IN MM. 20.0 7.8 25.3 15.3 36.8 33.4 29.5 0.0 8.0 11.0 27.6 11.2 225.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.5 37.8 16.6 22.0 NO. OF DAYS WITH PRECIPITATION. 8 7 12 6 11 15 4 0 1 6 8 8 86 NO. OF DAYS PRECIPITATION EQUAL 4 3 6 4 9 11 3 0 1 4 6 5 56 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 0 1 2 0 0 0 1 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 80 79 72 81 78 80 74 75 72 89 88 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 61 56 35 37 33 39 29 31 32 57 60 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 67 60 34 44 41 50 40 42 39 68 68 52 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 24 20 6 0 0 0 0 0 0 11 22 111 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 16 14 7 0 0 0 0 0 0 0 0 2 39 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 12 21 0 0 0 0 34 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 28 27 13 1 0 0 0 1 7 24 29 160 DATE OF START AND END FREEZING START = 15 SEP. END = 6 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -7.2 -5.9 2.7 9.6 13.6 18.9 19.9 21.1 16.7 10.5 7.4 2.7 9.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -13.6 -11.6 -2.7 2.0 5.7 9.9 11.3 11.7 7.4 0.8 -0.4 -4.3 1.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. -0.9 -0.2 8.2 17.2 21.5 28.0 28.6 30.5 26.1 20.2 15.1 9.7 17.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.7 11.4 10.9 15.2 15.8 18.1 17.3 18.8 18.7 19.4 15.5 14.0 15.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.93 2.05 3.40 4.71 6.43 8.14 8.57 8.33 6.30 3.80 3.66 2.83 5.01 MEAN OF MIXING RATIO AT 09 GMT. 2.63 2.65 3.56 4.84 6.09 7.00 7.72 7.84 5.91 4.09 4.31 3.56 5.02 MEAN OF MIXING RATIO AT 15 GMT. 2.37 2.52 3.83 4.96 6.94 8.54 8.91 9.20 6.66 4.55 4.42 3.38 5.52 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -20.2 -12.0 -4.6 -1.6 6.0 7.0 8.0 2.8 -3.4 -4.6 -10.6 -25.0 DAY 11 21 2 2 4 17 25 7 29 25 26 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.6 6.2 16.6 25.8 28.4 32.8 33.4 37.0 35.2 26.6 18.6 19.8 37.0 DAY 26 6 28 15 28 23 17 29 1 5 1 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.2 4.8 17.0 18.0 11.1 4.0 7.0 4.0 0.8 3.8 6.9 5.9 18.0 DAY 6 27 17 28 12 20 23 9 13 8 23 30 MONTHLY TOTAL PRECIPITATION IN MM. 31.9 13.7 33.3 33.6 27.1 11.0 17.6 4.1 0.8 5.8 15.5 13.6 208.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 37.9 34.5 10.8 16.8 NO. OF DAYS WITH PRECIPITATION. 13 9 9 15 10 8 7 2 1 2 3 5 84 NO. OF DAYS PRECIPITATION EQUAL 6 4 5 6 5 5 3 1 0 2 3 3 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 1 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 85 81 81 81 73 73 74 75 73 75 74 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 66 51 42 37 29 32 29 29 29 41 49 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 72 59 46 48 40 43 39 41 41 53 56 52 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 25 12 2 0 0 0 0 0 0 2 16 86 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 20 15 0 0 0 0 0 0 0 0 0 0 35 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 10 16 3 0 0 0 37 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 27 23 9 1 0 0 0 0 15 18 27 151 DATE OF START AND END FREEZING START = 12 OCT. END = 4 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -1.4 0.5 3.1 8.3 13.8 18.4 19.1 22.7 16.4 11.3 2.6 0.9 9.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.6 -6.6 -4.3 0.9 4.9 9.1 10.9 13.8 7.2 2.7 -3.8 -5.4 1.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.8 7.6 10.6 15.8 22.7 27.7 27.4 31.6 25.6 20.0 8.9 7.3 17.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.4 14.2 14.9 14.9 17.8 18.6 16.5 17.8 18.4 17.3 12.7 12.7 15.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.78 2.50 2.97 4.41 5.61 7.07 7.55 8.83 6.45 3.95 3.25 2.95 4.86 MEAN OF MIXING RATIO AT 09 GMT. 3.22 2.98 2.99 4.01 5.05 5.72 7.00 7.37 6.66 4.20 3.78 3.61 4.72 MEAN OF MIXING RATIO AT 15 GMT. 3.19 2.74 3.14 4.18 5.09 6.42 8.68 8.98 7.48 4.46 3.75 3.52 5.14 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -12.8 -9.8 -3.0 -2.6 5.4 5.4 7.8 0.4 -4.4 -18.0 -15.2 -18.0 DAY 4 22 5 7 21 3 15 30 28 14 29 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.2 11.4 16.2 23.6 30.6 31.6 33.6 35.0 30.8 27.2 16.6 15.2 35.0 DAY 15 26 7 30 30 24 31 5 7 1 19 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.5 2.0 11.0 13.4 7.0 3.0 35.0 6.0 0.1 17.7 13.0 4.3 35.0 DAY 9 4 11 1 8 6 14 18 22 31 1 14 MONTHLY TOTAL PRECIPITATION IN MM. 20.2 5.6 30.6 38.6 26.4 6.9 38.0 13.0 0.1 28.7 21.4 4.3 233.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.1 30.8 21.9 23.3 NO. OF DAYS WITH PRECIPITATION. 6 5 8 10 6 6 2 5 1 5 4 1 59 NO. OF DAYS PRECIPITATION EQUAL 4 3 6 8 5 3 2 3 0 4 3 1 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 0 0 1 0 0 1 1 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 79 80 82 77 68 67 71 82 67 84 86 78 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 45 40 37 31 24 31 26 34 31 54 56 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 48 44 44 34 33 44 37 47 39 65 68 48 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 22 18 0 0 0 0 0 0 1 11 20 95 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 1 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 3 1 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 4 8 21 3 0 0 0 38 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 23 26 15 2 0 0 0 0 8 25 26 156 DATE OF START AND END FREEZING START = 14 OCT. END = 22 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.0 -2.5 1.7 10.7 14.1 17.5 21.2 20.9 16.5 9.2 2.8 0.5 9.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.6 -8.7 -4.9 3.3 6.0 8.3 11.7 11.9 7.2 2.0 -3.5 -4.0 1.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.7 3.7 8.4 18.2 22.3 26.7 30.8 29.9 25.8 16.5 9.2 5.0 16.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.3 12.4 13.3 14.9 16.3 18.4 19.1 18.0 18.6 14.5 12.7 9.0 14.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.19 2.24 2.90 4.69 5.84 6.73 7.70 7.50 6.41 4.79 3.46 3.24 4.81 MEAN OF MIXING RATIO AT 09 GMT. 2.51 2.69 2.90 4.25 4.89 5.46 6.20 6.84 6.39 5.20 3.98 3.37 4.56 MEAN OF MIXING RATIO AT 15 GMT. 2.47 2.67 2.96 4.55 5.43 6.73 7.84 7.74 6.84 5.85 4.15 3.55 5.07 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -18.6 -13.4 -4.2 0.0 0.8 6.4 4.8 3.6 -2.6 -9.0 -10.4 -21.0 DAY 18 8 3 2 11 13 23 31 27 16 17 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.6 10.6 14.6 23.0 28.0 34.4 34.8 34.8 30.6 22.4 13.6 10.0 34.8 DAY 2 24 18 16 26 30 16 1 8 12 4 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.7 5.5 26.0 5.2 3.0 2.0 8.0 4.0 9.0 8.2 8.2 4.1 26.0 DAY 6 14 24 20 6 12 14 10 29 14 1 11 MONTHLY TOTAL PRECIPITATION IN MM. 13.5 14.6 51.5 18.3 11.8 3.8 8.1 5.0 15.6 31.0 15.8 11.4 200.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.7 16.9 14.3 29.0 NO. OF DAYS WITH PRECIPITATION. 8 9 8 8 6 3 2 2 3 11 6 6 72 NO. OF DAYS PRECIPITATION EQUAL 3 5 6 5 5 2 1 2 3 7 3 3 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 0 0 0 0 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 79 81 74 74 71 67 68 78 85 89 85 77 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 52 54 45 33 28 27 22 26 31 44 53 61 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 58 47 36 35 36 32 35 43 62 67 72 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 26 19 1 0 0 0 0 0 0 16 14 102 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 5 2 0 0 0 0 0 0 0 0 1 17 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 23 15 1 0 0 0 46 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 27 26 4 1 0 0 0 0 8 24 28 147 DATE OF START AND END FREEZING START = 4 OCT. END = 11 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE PERIOD 1961 TO 2000 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. -5.1 -2.7 2.8 8.6 13.2 17.4 20.4 20.3 16.3 10.4 4.2 -1.4 8.7 SD OF MEAN DAILY TEMPERATURE IN C. 4.21 3.59 2.34 1.69 1.44 1.75 2.00 2.13 1.78 1.93 2.40 2.95 2.35 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.7 -8.5 -2.9 1.9 5.8 9.0 11.9 11.5 6.9 2.3 -2.6 -7.1 1.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.5 3.0 8.5 15.3 20.6 25.8 29.0 29.1 25.7 18.5 10.9 4.3 15.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.2 11.4 11.5 13.4 14.8 16.9 17.1 17.6 18.8 16.2 13.6 11.4 14.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.05 2.42 3.38 4.56 6.12 7.44 8.18 7.95 5.97 4.68 3.55 2.64 4.91 MEAN OF MIXING RATIO AT 09 GMT. 3.02 3.41 3.98 4.97 6.51 7.96 9.13 8.66 6.84 5.61 4.60 3.66 5.69 MEAN OF MIXING RATIO AT 15 GMT. 2.81 3.28 4.02 5.16 6.73 8.42 9.59 9.31 7.38 5.89 4.67 3.52 5.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -33.5 -30.0 -20.5 -11.0 -5.0 -1.5 3.6 1.5 -7.0 -9.0 -26.0 -26.0 -33.5 YEAR - DAY 72-25 89- 3 85- 3 67- 1 79- 1 67- 6 88-28 79-30 80-25 78-29 78-24 67-25 72-25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 17.0 28.5 28.0 30.6 37.5 37.0 37.8 35.2 32.5 22.5 19.8 37.8 YEAR - DAY 66- 3 77-17 62-18 62- 1 99-30 83-16 73-27 95- 5 98- 1 70- 6 79-10 98-10 95- 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 27.0 41.0 37.6 38.5 28.0 35.0 36.0 23.1 33.0 34.0 25.0 41.0 YEAR - DAY 95-16 92-24 93- 8 95-11 76- 7 95- 2 99-14 74- 1 89-19 77-21 63- 3 91- 9 93- 8 MONTHLY TOTAL PRECIPITATION IN MM. 16.9 17.2 30.9 48.9 59.1 19.3 7.9 7.7 9.3 27.1 27.1 16.8 288.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.6 44.2 8.6 24.6 NO. OF DAYS WITH PRECIPITATION. 6 6 8 9 9 5 2 2 2 5 5 6 65 NO. OF DAYS PRECIPITATION EQUAL 4 4 6 8 8 4 1 1 1 4 5 4 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 2 2 1 0 0 0 1 1 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 79 79 76 74 69 65 66 70 76 80 79 74 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 68 56 46 42 37 35 33 32 41 54 68 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 74 63 54 51 48 47 47 47 54 65 75 58 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 21 12 2 0 0 0 0 0 2 13 21 96 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 1 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 8 2 0 0 0 0 0 0 0 1 6 32 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 14 14 3 0 0 0 35 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 26 22 9 1 0 0 0 1 10 22 27 147 DATE OF START AND END FREEZING START = 5 SEP. END = 20 JUNE IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION SARAB(HAVASHENASI) LATITUDE 37 56 N DATA PROCESSING CENTER LONGITUDE 47 32 E ELEVATION 1651 MET. MEAN AND EXTREMES FOR THE PERIOD 1961 TO 2000 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. -5.1 -2.4 3.3 9.3 14.3 19.0 21.7 21.4 17.3 11.2 4.7 -1.2 9.5 AVERAGE DEW POINT TEMPERATURE. IN C. -9.2 -6.9 -3.4 0.3 4.2 7.2 8.6 8.3 4.7 1.6 -1.8 -5.7 0.6 AVERAGE OF MIXING RATIO IN G/KG 2.62 3.03 3.79 4.89 6.44 7.94 8.68 8.63 6.73 5.39 4.27 3.27 5.47 AVERAGE OF VAPOUR PRESSURE HPA 3.46 4.00 5.02 6.50 8.55 10.54 11.54 11.47 8.95 7.16 5.66 4.32 7.26 AVERAGE OF SATURATION DEFICIT IN HPA 1.29 1.67 3.38 6.10 8.82 12.96 16.18 15.89 12.68 7.35 3.61 1.83 7.65 AVERAGE RELATIVE HUMIDITY IN PERCENT 75 74 66 59 56 51 48 49 50 57 66 74 60 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 84 85 82 78 76 71 66 68 72 78 83 85 77 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 65 63 52 43 39 35 32 32 31 40 52 62 46 NO. OF DAYS PRECIPITATION EQUAL 1 1 2 4 5 1 1 0 1 2 2 1 21 OR MORE THAN 5 MM.