IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1965 ****** ****** 5.9 ****** ****** 19.1 22.1 19.5 14.9 11.0 6.4 0.9 ****** 1966 2.7 1.2 4.4 9.4 15.0 20.6 22.5 21.4 17.2 11.0 5.9 1.6 21.3 1967 -3.5 -2.3 1.3 6.9 13.8 18.4 23.5 21.6 17.2 10.6 4.2 -0.3 27.0 1968 -1.8 -4.6 4.7 7.2 13.0 18.9 21.3 22.0 12.9 7.1 2.1 11.4 26.6 1969 -3.8 -2.2 7.5 9.4 14.6 18.9 22.4 20.3 15.6 12.6 3.3 -0.3 26.2 1970 -5.8 -2.2 3.5 9.8 13.5 19.7 21.7 21.9 16.4 10.8 6.4 -5.0 27.7 1971 -5.8 -1.1 4.7 7.2 14.6 19.4 22.4 21.8 15.6 9.7 5.4 -1.1 28.2 1972 -7.1 -8.1 1.6 8.7 11.1 18.2 22.7 19.1 16.7 11.6 5.6 -5.3 30.8 1973 -5.5 1.5 4.2 10.2 14.0 20.7 22.7 21.0 17.1 11.4 4.4 0.2 28.2 1974 -6.4 -6.0 4.4 9.1 14.6 19.7 21.4 21.5 15.8 8.9 5.9 -6.1 27.9 1975 -6.1 -3.9 3.0 8.2 13.8 19.1 23.4 21.1 16.7 9.2 1.9 -2.7 29.5 1976 -2.9 -3.4 -0.2 7.5 12.5 18.9 23.6 20.6 17.8 10.3 4.4 2.6 27.0 1977 -5.0 0.0 7.2 8.6 13.8 20.7 24.2 21.8 17.3 10.6 4.3 -0.2 29.2 1978 -2.2 1.3 4.2 9.9 13.6 18.6 21.2 21.4 17.3 12.0 2.0 2.6 23.6 1979 -1.8 0.5 2.7 11.7 12.6 18.9 22.6 19.3 16.5 12.1 5.1 -3.5 26.1 1980 -5.6 -4.9 1.5 11.5 14.6 20.0 21.8 21.8 16.9 11.5 6.4 1.2 27.4 1981 -4.4 -0.9 5.3 ****** 13.3 17.7 21.2 21.4 15.6 9.1 5.6 2.2 ****** 1982 -2.8 -6.1 0.8 10.9 15.3 20.2 21.4 21.9 16.4 9.8 2.6 -3.6 28.0 1983 -3.6 -5.0 -0.9 7.8 14.5 19.8 22.1 22.8 18.1 9.6 5.8 ****** ****** 1984 -5.0 ****** 3.8 9.5 11.7 19.7 21.4 22.4 16.8 9.0 ****** -1.9 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 -4.7 -3.3 1.7 9.0 13.2 18.2 21.8 19.9 15.1 12.1 2.6 -4.2 26.5 1987 -5.1 -0.3 2.2 8.3 15.6 19.8 21.2 21.1 17.4 9.5 5.5 0.8 26.3 1988 -4.0 -3.3 4.0 9.4 15.6 19.2 23.6 22.1 17.5 12.3 5.2 1.2 27.6 1989 -8.3 -7.4 2.3 8.7 13.7 20.4 22.7 21.8 17.1 12.1 5.2 -2.6 31.0 1990 -6.4 -3.3 2.8 8.8 15.5 20.5 22.8 23.2 19.0 11.2 6.6 1.1 29.6 1991 -2.3 -2.3 4.0 10.0 14.2 19.7 23.6 22.4 17.7 10.3 5.7 -1.2 25.9 1992 -7.0 -3.8 -1.2 7.6 12.3 18.4 22.8 21.0 15.2 9.9 5.7 -1.4 29.8 1993 -5.2 -1.8 2.1 9.1 13.5 19.6 22.0 21.3 18.4 10.2 5.6 3.7 27.2 1994 -0.7 0.4 3.3 10.2 14.4 19.9 24.5 23.7 15.4 10.3 5.5 -2.1 26.6 1995 1.2 0.9 4.0 8.6 13.7 19.2 24.0 22.5 17.4 10.9 6.2 -2.1 26.1 1996 -6.0 1.5 1.6 9.0 15.4 20.7 21.3 21.2 18.2 11.5 5.1 2.3 27.3 1997 -1.0 -0.9 2.2 8.5 13.9 19.8 25.4 23.3 17.4 12.4 4.4 -0.3 26.4 1998 ****** -1.3 3.8 ****** 15.5 20.6 23.1 21.9 18.2 11.9 7.6 6.0 ****** 1999 0.4 2.4 3.7 10.6 16.3 21.1 22.9 21.6 17.8 12.1 6.3 2.4 22.5 2000 -0.8 -2.9 4.1 12.7 17.1 20.9 22.7 22.2 18.7 11.2 4.1 0.6 25.6 2001 -1.6 -0.1 6.2 11.9 15.9 20.2 23.1 21.6 17.2 13.3 5.4 2.4 24.7 2002 -5.3 0.1 5.6 9.4 14.6 19.4 22.3 22.1 18.9 12.8 5.1 -0.6 27.6 2003 -1.5 0.2 4.0 10.8 14.1 19.6 25.1 21.9 17.4 13.2 6.0 1.0 26.6 MEAN -3.7 -2.0 3.3 9.3 14.2 19.6 22.6 21.6 16.9 10.9 5.0 -0.0 26.3 SD 2.54 2.65 1.99 1.39 1.28 0.84 1.10 1.01 1.26 1.36 1.38 3.28 1.67 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 0.0 ****** ****** 9.3 13.3 9.8 5.9 4.9 -0.9 -8.9 ****** 1966 -5.9 -4.0 -1.6 2.8 8.8 12.4 13.9 13.9 9.1 4.1 -1.6 -4.2 4.0 1967 -9.1 -7.1 -4.1 1.8 7.6 10.6 14.7 13.3 8.8 2.6 -2.4 -5.5 2.6 1968 -6.5 -9.8 -0.1 1.9 6.6 11.5 13.1 14.2 2.9 1.7 -2.5 3.1 3.0 1969 -9.1 -6.9 3.7 4.4 8.0 11.2 13.6 12.5 7.1 5.0 -3.7 -7.6 3.2 1970 -13.8 -9.8 -3.7 2.4 4.6 9.5 12.7 12.1 5.6 0.5 -2.1 -11.5 0.5 1971 -14.7 -9.0 -0.8 1.8 7.5 10.9 15.2 13.2 6.6 0.4 0.7 -5.8 2.2 1972 -12.4 -14.4 -2.6 2.8 5.3 9.8 14.4 11.3 7.7 2.7 -0.5 -9.9 1.2 1973 -12.0 -2.9 -1.3 4.7 6.3 12.4 14.3 13.5 7.8 2.0 -4.0 -6.2 2.9 1974 -11.1 -12.3 -0.4 3.9 7.1 11.2 14.0 13.5 7.1 0.9 -2.0 -12.9 1.6 1975 -12.1 -9.5 -1.7 2.0 6.8 11.1 15.1 12.7 7.4 -1.0 -4.0 -7.1 1.6 1976 -7.7 -7.3 -5.2 2.4 5.2 10.5 15.7 12.5 9.0 2.7 -0.4 -1.4 3.0 1977 -10.6 -6.7 1.1 3.1 7.1 12.3 15.9 13.9 8.5 4.2 -1.4 -4.7 3.6 1978 -7.0 -3.2 -0.8 3.6 6.1 10.3 12.9 12.4 7.7 3.5 -3.5 -3.0 3.3 1979 -7.4 -4.8 -3.0 5.4 6.8 11.2 14.7 11.3 7.9 4.2 -3.8 -8.8 2.8 1980 -11.1 -11.6 -3.6 6.4 7.3 11.5 13.7 13.6 7.9 3.8 0.3 -4.9 2.8 1981 -11.4 -5.6 -0.5 ****** 6.0 9.2 12.9 12.5 5.9 0.4 -1.6 -5.0 ****** 1982 -9.2 -13.5 -4.9 3.5 8.2 11.5 12.7 12.5 6.8 3.7 -3.3 -10.3 1.5 1983 -8.8 -12.2 -6.9 1.6 8.0 10.3 12.5 13.7 8.2 -0.7 -2.7 ****** ****** 1984 -13.0 ****** -1.9 2.4 4.7 11.2 13.5 13.1 6.9 0.1 ****** -7.9 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 -12.2 -10.9 -4.1 2.9 6.4 9.0 13.6 11.5 4.9 3.0 -2.9 -10.9 0.9 1987 -13.3 -7.2 -3.2 0.7 7.4 11.0 12.6 12.6 7.4 3.2 -2.0 -5.4 2.0 1988 -10.0 -10.1 -2.4 2.6 7.5 9.8 14.7 13.2 7.2 2.5 -2.1 -5.3 2.3 1989 -15.7 -14.8 -3.9 1.1 5.2 10.6 13.8 13.1 6.6 2.1 -1.5 -10.0 0.5 1990 -14.2 -11.3 -3.7 1.6 6.7 10.7 15.1 13.9 8.7 2.3 -2.2 -6.9 1.7 1991 -9.2 -9.3 -1.7 2.0 6.0 10.5 14.2 12.7 7.2 2.1 -2.0 -6.8 2.1 1992 -14.3 -10.2 -7.5 1.7 5.6 10.6 14.6 12.5 5.8 -0.5 -1.4 -7.1 0.8 1993 -12.0 -7.2 -2.9 2.8 7.4 11.6 14.4 13.6 9.8 2.0 -0.3 -2.7 3.0 1994 -6.0 -4.8 -3.3 3.1 7.5 11.5 16.1 14.7 7.0 3.6 0.4 -8.2 3.5 1995 -4.7 -4.4 -2.6 2.0 7.1 12.0 15.8 13.5 8.1 2.1 -1.8 -8.0 3.2 1996 -12.0 -3.0 -2.3 2.6 8.2 12.8 14.3 12.9 8.6 3.1 -2.0 -4.0 3.3 1997 -6.9 -7.3 -3.1 2.3 7.1 12.2 16.6 14.5 7.9 4.5 -0.3 -5.6 3.5 1998 ****** -6.6 -1.6 ****** 8.2 12.8 14.7 13.4 8.9 3.0 -0.8 -1.1 ****** 1999 -3.7 -3.4 -1.9 4.0 7.8 11.8 14.7 13.0 7.6 3.0 0.2 -4.3 4.1 2000 -6.7 -9.7 -2.1 5.3 8.4 11.1 14.3 13.2 9.6 3.0 -1.5 -3.8 3.4 2001 -7.7 -5.6 -1.1 3.3 7.8 10.8 13.8 12.3 7.2 5.4 -1.6 -2.3 3.5 2002 -12.8 -6.1 -1.8 3.8 6.5 10.4 13.3 12.2 8.6 3.4 -1.2 -5.5 2.6 2003 -7.8 -5.4 -2.0 4.3 6.4 10.0 15.7 12.1 6.7 4.6 -1.3 -3.9 3.3 MEAN -10.1 -8.0 -2.4 2.9 6.9 11.0 14.2 12.9 7.4 2.6 -1.7 -6.1 2.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 11.8 13.5 23.3 28.2 30.8 29.2 24.0 17.1 13.7 10.8 ****** 1966 11.3 6.4 10.4 16.0 21.2 28.7 31.1 29.6 25.2 17.8 13.4 7.4 18.2 1967 2.0 2.4 6.6 12.1 19.9 26.3 32.2 30.0 25.7 18.6 10.7 4.9 16.0 1968 2.9 0.6 9.5 12.5 19.3 26.4 29.5 29.8 22.8 12.5 7.0 19.6 16.0 1969 1.4 2.4 11.3 14.3 21.2 26.5 31.1 28.1 24.0 20.2 10.3 6.9 16.5 1970 2.1 5.4 10.8 17.1 22.3 29.8 30.6 31.8 27.1 21.1 14.9 1.5 17.9 1971 3.0 6.8 10.3 12.7 21.7 27.9 29.7 30.4 24.5 19.0 10.1 3.6 16.6 1972 -1.8 -1.8 5.9 14.5 16.9 26.5 31.0 26.9 25.6 20.6 11.8 -0.6 14.6 1973 1.0 6.0 9.8 15.6 21.7 29.0 31.1 28.5 26.4 20.8 12.8 6.6 17.5 1974 -1.7 0.3 9.2 14.2 22.0 28.1 28.9 29.6 24.4 17.0 13.8 0.6 15.5 1975 -0.2 1.8 7.7 14.5 20.8 27.1 31.6 29.6 25.9 19.4 7.7 1.7 15.6 1976 1.9 0.6 4.8 12.6 19.7 27.3 31.5 28.7 26.5 17.9 9.3 6.5 15.6 1977 0.5 6.8 13.3 14.1 20.5 29.1 32.4 29.6 26.1 17.0 9.9 4.3 17.0 1978 2.5 5.8 9.1 16.3 21.1 26.9 29.4 30.4 27.0 20.5 7.6 8.5 17.1 1979 3.9 6.0 8.4 17.9 18.5 26.7 30.4 27.3 25.0 20.0 14.1 2.0 16.7 1980 0.4 2.3 6.5 16.5 21.9 28.5 29.9 30.0 25.9 19.2 12.4 7.3 16.8 1981 3.1 4.5 11.0 15.6 20.6 26.1 29.4 30.2 25.2 17.7 12.7 9.5 17.1 1982 3.7 1.4 6.5 18.3 22.4 28.9 30.0 31.3 25.9 15.9 8.6 3.2 16.3 1983 1.4 2.4 5.0 13.9 21.1 29.2 31.8 31.7 28.1 20.1 14.3 ****** ****** 1984 3.0 ****** 9.5 16.6 18.8 28.1 29.3 31.7 26.7 17.9 11.6 4.3 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 2.8 4.6 7.5 15.1 19.9 27.5 30.0 28.3 25.4 21.3 8.2 2.5 16.1 1987 3.2 6.5 7.6 15.9 23.8 29.2 29.8 29.6 27.4 15.7 12.9 6.9 17.4 1988 1.9 3.5 10.4 16.3 23.7 28.6 32.5 30.9 27.7 22.2 12.6 7.7 18.1 1989 -0.9 0.0 8.4 16.4 22.1 30.1 31.6 30.5 27.6 22.1 11.9 4.8 17.1 1990 1.3 4.6 9.2 16.0 24.3 30.3 30.4 32.5 29.4 20.1 15.5 9.2 18.6 1991 4.5 4.8 9.7 17.9 22.5 28.9 33.0 32.2 28.1 18.5 13.4 4.5 18.2 1992 0.3 2.6 5.2 13.6 18.9 26.2 31.0 29.5 24.6 20.6 12.7 4.5 15.8 1993 1.5 3.6 7.1 15.3 19.6 27.5 29.5 29.1 26.9 18.4 11.6 10.2 16.7 1994 4.6 5.6 9.9 17.3 21.3 28.3 33.0 32.6 23.7 17.0 10.5 3.8 17.3 1995 7.1 6.2 10.7 15.2 20.3 26.3 32.2 31.5 26.7 19.7 14.2 3.8 17.8 1996 0.0 6.0 5.5 15.3 22.7 28.6 28.3 29.5 27.8 19.9 12.1 8.7 17.0 1997 4.9 5.4 7.5 14.7 20.6 27.4 34.2 32.2 26.9 20.3 9.1 5.1 17.4 1998 ****** 4.1 9.0 ****** 22.9 28.5 31.5 30.3 27.5 20.9 16.1 13.1 ****** 1999 4.6 8.2 9.4 17.1 24.9 30.4 31.1 30.2 27.9 21.2 12.3 9.1 18.9 2000 5.1 3.9 10.2 20.2 25.8 30.6 31.1 31.1 27.9 19.3 9.6 5.0 18.3 2001 4.5 5.3 13.5 20.4 24.0 29.5 32.3 31.0 27.2 21.1 12.4 7.0 19.0 2002 2.3 6.2 13.1 15.1 22.7 28.3 31.3 32.1 29.1 22.2 11.4 4.4 18.2 2003 4.8 5.7 9.9 17.3 21.8 29.2 34.5 31.7 28.1 21.9 13.3 6.0 18.7 MEAN 2.6 4.1 9.0 15.6 21.5 28.2 31.0 30.2 26.4 19.3 11.8 6.1 17.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 11.8 ****** ****** 18.9 17.5 19.4 18.1 12.2 14.6 19.7 ****** 1966 17.2 10.4 12.0 13.2 12.4 16.3 17.2 15.7 16.1 13.7 15.0 11.6 14.2 1967 11.1 9.5 10.7 10.3 12.3 15.7 17.5 16.7 16.9 16.0 13.1 10.4 13.3 1968 9.4 10.4 9.6 10.6 12.7 14.9 16.4 15.6 19.9 10.8 9.5 16.5 13.0 1969 10.5 9.3 7.6 9.9 13.2 15.3 17.5 15.6 16.9 15.2 14.0 14.5 13.3 1970 15.9 15.2 14.5 14.7 17.7 20.3 17.9 19.7 21.5 20.6 17.0 13.0 17.3 1971 17.7 15.8 11.1 10.9 14.2 17.0 14.5 17.2 17.9 18.6 9.4 9.4 14.5 1972 10.6 12.6 8.5 11.7 11.6 16.7 16.6 15.6 17.9 17.9 12.3 9.3 13.4 1973 13.0 8.9 11.1 10.9 15.4 16.6 16.8 15.0 18.6 18.8 16.8 12.8 14.6 1974 9.4 12.5 9.6 10.3 14.9 16.9 14.9 16.1 17.3 16.1 15.8 13.5 13.9 1975 11.9 11.3 9.4 12.5 14.0 16.0 16.5 16.9 18.5 20.4 11.7 8.8 14.0 1976 9.6 7.9 10.0 10.2 14.5 16.8 15.8 16.2 17.5 15.2 9.7 7.9 12.6 1977 11.1 13.5 12.2 11.0 13.4 16.8 16.5 15.7 17.6 12.8 11.3 9.0 13.4 1978 9.5 9.0 9.9 12.7 15.0 16.6 16.5 18.0 19.3 17.0 11.1 11.5 13.8 1979 11.3 10.8 11.4 12.5 11.7 15.5 15.7 16.0 17.1 15.8 17.9 10.7 13.9 1980 11.5 13.9 10.1 10.1 14.6 17.0 16.2 16.4 18.0 15.4 12.1 12.2 14.0 1981 14.5 10.1 11.5 ****** 14.6 16.9 16.5 17.7 19.3 17.3 14.3 14.5 ****** 1982 12.9 14.9 11.4 14.8 14.2 17.4 17.3 18.8 19.1 12.2 11.9 13.5 14.9 1983 10.2 14.6 11.9 12.3 13.1 18.9 19.3 18.0 19.9 20.8 17.0 ****** ****** 1984 16.0 ****** 11.4 14.2 14.1 16.9 15.8 18.6 19.8 17.8 ****** 12.2 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 15.0 15.5 11.6 12.2 13.5 18.5 16.4 16.8 20.5 18.3 11.1 13.4 15.2 1987 16.5 13.7 10.8 15.2 16.4 18.2 17.2 17.0 20.0 12.5 14.9 12.3 15.4 1988 11.9 13.6 12.8 13.7 16.2 18.8 17.8 17.7 20.5 19.7 14.7 13.0 15.9 1989 14.8 14.8 12.3 15.3 16.9 19.5 17.8 17.4 21.0 20.0 13.4 14.8 16.5 1990 15.5 15.9 12.9 14.4 17.6 19.6 15.3 18.6 20.7 17.8 17.7 16.1 16.8 1991 13.7 14.1 11.4 15.9 16.5 18.4 18.8 19.5 20.9 16.4 15.4 11.3 16.0 1992 14.6 12.8 12.7 11.9 13.3 15.6 16.4 17.0 18.8 21.1 14.1 11.6 15.0 1993 13.5 10.8 10.0 12.5 12.2 15.9 15.1 15.5 17.1 16.4 11.9 12.9 13.6 1994 10.6 10.4 13.2 14.2 13.8 16.8 16.9 17.9 16.7 13.4 10.1 11.9 13.8 1995 11.8 10.6 13.3 13.2 13.2 14.3 16.4 18.0 18.6 17.6 16.0 11.8 14.6 1996 12.0 9.0 7.8 12.7 14.5 15.8 14.0 16.6 19.2 16.8 14.1 12.7 13.8 1997 11.8 12.7 10.6 12.4 13.5 15.2 17.6 17.7 19.0 15.8 9.4 10.7 13.9 1998 ****** 10.7 10.6 ****** 14.7 15.7 16.8 16.9 18.6 17.9 16.9 14.2 ****** 1999 8.3 11.6 11.3 13.1 17.1 18.6 16.4 17.2 20.3 18.2 12.1 13.4 14.8 2000 11.8 13.6 12.3 14.9 17.4 19.5 16.8 17.9 18.3 16.3 11.1 8.8 14.9 2001 12.2 10.9 14.6 17.1 16.2 18.7 18.5 18.7 20.0 15.7 14.0 9.3 15.5 2002 15.1 12.3 14.9 11.4 16.2 17.9 18.0 19.9 20.5 18.8 12.6 9.9 15.6 2003 12.6 11.1 11.9 13.1 15.4 19.2 18.8 19.6 21.4 17.3 14.6 9.9 15.4 MEAN 12.6 12.1 11.3 12.7 14.5 17.2 16.8 17.3 18.9 16.7 13.5 12.1 14.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 3.68 3.57 4.99 4.87 6.48 6.97 2.62 4.08 3.77 1.46 ****** 1966 2.27 2.89 3.01 3.65 4.04 3.35 4.07 4.02 3.47 4.41 2.98 2.83 3.42 1967 1.82 2.21 2.71 3.49 4.46 3.33 4.44 3.40 3.52 3.38 2.62 1.61 3.08 1968 1.81 1.30 2.83 3.95 5.21 5.06 4.42 4.10 2.84 3.69 2.82 2.91 3.41 1969 1.68 2.05 3.84 3.70 4.91 4.63 4.88 4.59 3.61 3.73 2.81 2.08 3.54 1970 1.32 1.81 2.59 3.34 4.13 4.22 4.89 4.53 5.52 3.49 2.68 1.56 3.34 1971 0.96 2.17 3.54 4.15 6.19 7.41 8.01 7.58 4.88 1.88 2.83 1.77 4.28 1972 1.52 1.66 3.65 4.60 4.91 5.05 4.96 4.76 4.11 2.86 3.01 1.90 3.58 1973 1.82 3.48 3.28 3.72 4.07 3.92 5.85 4.85 4.30 3.39 2.70 2.59 3.66 1974 1.98 1.86 3.90 3.94 4.42 4.47 5.76 4.51 4.31 3.35 2.75 1.73 3.58 1975 1.78 2.18 3.51 4.29 4.84 4.43 6.12 4.61 4.47 3.11 3.16 2.69 3.76 1976 2.59 2.22 2.74 4.60 5.17 5.29 6.21 4.96 4.55 4.03 3.81 3.82 4.17 1977 2.10 2.68 4.01 4.42 4.98 4.83 5.85 5.52 4.31 4.29 3.69 3.05 4.14 1978 2.56 3.10 3.64 4.30 4.39 4.40 5.16 4.88 4.20 3.74 3.05 3.59 3.92 1979 2.81 3.02 3.32 4.73 4.88 5.41 5.77 4.85 4.46 3.94 2.82 2.41 4.03 1980 2.00 2.02 3.35 5.05 4.82 5.10 4.92 5.34 4.55 3.82 3.68 2.95 3.97 1981 2.27 2.87 3.90 4.27 4.46 5.51 5.86 5.68 4.69 4.02 3.57 3.03 4.18 1982 2.32 1.88 2.96 4.59 5.60 5.26 5.65 6.01 4.36 4.78 3.44 2.51 4.11 1983 2.63 2.03 2.68 4.07 5.64 5.28 6.01 6.50 4.60 2.92 3.22 ****** ****** 1984 2.00 ****** 3.55 3.64 4.26 4.98 4.90 5.07 4.17 3.20 3.53 2.80 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 2.32 2.46 3.24 4.77 4.90 4.82 5.54 5.24 4.14 4.13 3.62 2.32 3.96 1987 2.05 2.74 3.51 3.93 5.57 4.91 5.84 5.81 5.08 5.04 3.61 3.14 4.27 1988 2.33 2.31 3.24 4.53 4.73 4.97 6.50 6.42 4.85 4.08 3.16 2.97 4.17 1989 1.74 1.78 3.24 4.22 4.61 4.57 5.68 5.65 4.50 3.92 3.54 2.14 3.80 1990 1.89 2.15 3.00 3.70 4.43 4.87 5.89 5.90 4.61 3.81 3.20 2.50 3.83 1991 2.34 2.35 3.27 3.86 4.21 5.04 5.35 5.10 4.72 4.48 2.88 2.91 3.88 1992 1.64 2.06 2.48 3.75 4.79 5.09 5.48 5.30 4.04 3.06 3.02 2.55 3.60 1993 1.89 2.69 3.01 4.18 5.11 4.97 6.18 6.31 4.69 3.31 3.45 2.85 4.05 1994 2.52 2.60 2.97 4.81 4.91 5.51 6.85 6.01 4.73 4.85 3.92 1.73 4.28 1995 2.63 2.66 2.78 4.16 5.44 6.51 6.51 6.40 5.45 3.95 2.91 2.09 4.29 1996 1.80 3.27 3.28 4.09 5.40 5.50 6.29 5.15 4.34 3.54 3.15 2.74 4.05 1997 2.12 2.17 2.93 3.87 4.72 5.69 5.87 4.91 4.23 4.19 3.77 2.18 3.89 1998 ****** 2.72 3.32 ****** 5.25 5.20 6.78 6.46 5.20 3.74 3.11 2.96 ****** 1999 2.84 2.61 2.85 3.85 4.33 4.85 6.12 5.40 4.22 3.88 3.47 2.58 3.92 2000 2.38 1.98 2.90 3.91 3.96 5.07 5.77 5.36 4.37 4.03 3.13 2.45 3.78 2001 1.96 2.46 3.21 3.59 4.15 5.03 5.95 5.38 4.45 4.34 3.28 3.07 3.91 2002 1.81 3.06 2.90 4.29 4.28 4.61 5.39 4.75 4.05 3.81 3.40 2.90 3.77 2003 1.88 2.38 2.89 4.34 4.42 5.26 6.08 5.32 4.23 3.76 2.61 2.55 3.81 MEAN 2.07 2.39 3.21 4.11 4.78 4.99 5.75 5.36 4.36 3.79 3.22 2.54 3.88 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 3.37 3.03 5.15 3.78 5.04 2.95 1.91 3.68 3.50 2.57 ****** 1966 2.94 3.68 3.27 3.15 3.84 2.50 3.62 2.88 2.25 4.30 2.60 3.11 3.18 1967 3.57 3.67 4.67 5.04 4.60 2.90 3.94 2.70 2.48 3.55 3.85 3.66 3.72 1968 3.20 3.05 3.92 4.36 5.11 4.57 3.61 3.25 2.10 4.19 3.80 2.82 3.67 1969 3.05 3.41 4.59 3.73 4.82 4.36 3.91 4.33 3.34 3.23 3.99 3.07 3.82 1970 3.03 4.87 4.14 4.03 3.89 3.94 5.98 4.76 8.36 6.91 3.88 2.97 4.73 1971 3.98 4.56 4.42 4.80 7.54 9.12 9.69 9.17 5.93 2.15 4.08 2.80 5.69 1972 2.30 3.14 5.00 4.44 4.28 3.54 3.70 4.09 3.98 2.73 3.37 2.39 3.58 1973 3.54 4.72 3.48 3.42 4.02 3.58 6.45 5.05 4.11 3.63 3.11 3.34 4.04 1974 2.40 3.32 4.98 4.12 3.83 3.98 5.69 4.36 5.45 3.72 2.71 2.82 3.95 1975 2.75 2.82 4.09 4.59 4.41 5.80 6.48 4.14 6.00 4.43 4.77 3.54 4.48 1976 3.52 3.07 4.07 5.28 5.95 5.83 6.92 5.26 4.82 4.29 4.17 4.47 4.80 1977 2.73 3.67 4.15 3.61 4.11 4.23 6.22 5.83 4.73 4.20 4.37 3.57 4.28 1978 3.22 3.74 3.75 3.77 4.14 3.84 5.28 5.84 4.50 4.24 3.82 4.31 4.20 1979 3.37 3.63 4.00 4.31 5.20 5.85 6.63 5.21 5.49 5.65 3.64 3.30 4.69 1980 2.65 3.19 4.28 4.05 4.56 5.69 5.33 5.75 5.86 5.32 4.50 4.10 4.61 1981 3.22 3.40 3.71 4.42 4.72 5.62 6.47 7.02 6.17 5.01 4.05 3.53 4.78 1982 3.27 3.01 3.13 4.63 5.23 5.10 6.25 7.11 5.49 5.38 4.48 3.87 4.74 1983 3.65 3.60 3.76 4.44 5.57 5.22 7.22 7.32 4.94 3.60 3.93 ****** ****** 1984 2.98 ****** 4.17 3.26 3.60 4.37 4.80 5.07 3.93 3.17 4.14 3.58 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 3.69 3.79 4.00 5.11 5.15 5.26 6.13 5.48 5.04 4.89 4.44 3.17 4.68 1987 3.06 3.28 4.15 4.58 5.70 5.71 6.61 6.94 6.52 6.04 4.82 3.84 5.10 1988 3.30 3.43 3.93 4.70 5.37 5.18 7.98 6.88 5.64 4.98 3.97 3.59 4.91 1989 2.54 2.49 4.16 4.76 4.49 4.64 6.32 6.24 4.67 3.98 4.11 3.16 4.30 1990 2.81 3.15 3.61 3.53 3.97 4.26 6.56 6.35 4.76 4.20 4.00 3.31 4.21 1991 3.68 3.27 4.31 4.11 3.93 5.36 6.15 5.65 4.84 5.29 3.94 3.71 4.52 1992 2.29 2.43 3.13 4.01 5.00 5.47 5.98 5.55 3.77 3.75 4.36 3.45 4.10 1993 2.79 3.35 3.94 4.55 5.42 5.14 6.95 6.14 4.47 3.56 3.73 3.71 4.48 1994 3.09 3.36 3.75 5.32 5.21 6.72 7.73 6.82 4.99 5.92 5.01 3.18 5.09 1995 3.55 3.66 3.95 4.22 6.04 6.48 6.98 7.44 7.03 4.57 3.57 3.41 5.07 1996 2.75 3.85 3.89 4.22 5.19 4.97 5.88 4.47 3.53 3.41 3.95 3.72 4.15 1997 3.93 3.40 3.85 3.95 4.34 5.24 6.04 6.00 4.21 4.24 4.90 3.34 4.45 1998 ****** 3.26 4.23 ****** 4.72 5.54 6.86 6.47 4.87 3.89 3.92 3.96 ****** 1999 3.73 3.92 3.71 4.05 4.63 4.90 6.10 5.37 3.86 3.91 4.08 3.78 4.34 2000 3.39 3.31 3.52 3.74 4.07 6.92 6.49 5.42 4.56 4.52 4.34 3.91 4.52 2001 3.41 3.43 3.50 3.29 4.17 5.05 5.36 5.28 4.63 4.47 3.64 4.23 4.21 2002 3.05 3.66 3.36 4.76 4.51 4.10 4.31 4.15 3.75 3.54 4.23 3.57 3.92 2003 3.29 3.68 3.54 4.50 4.40 4.68 6.54 4.67 3.82 3.83 3.57 3.72 4.19 MEAN 3.16 3.48 3.94 4.22 4.76 4.99 6.01 5.46 4.66 4.28 3.99 3.48 4.36 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 3.10 3.32 5.93 3.33 4.53 2.94 2.67 4.36 4.68 3.33 ****** 1966 3.80 3.53 3.39 3.52 4.15 2.45 3.05 3.26 2.25 4.48 2.40 2.79 3.26 1967 3.05 3.43 3.97 3.92 4.01 2.40 3.37 2.44 2.58 3.24 3.45 3.24 3.26 1968 2.63 2.59 3.27 4.23 4.89 3.94 3.11 3.07 2.16 4.08 3.52 2.76 3.35 1969 2.62 2.91 3.98 3.75 4.08 3.28 3.78 4.41 3.32 3.40 3.81 3.01 3.53 1970 2.45 3.37 3.71 3.51 3.69 3.31 4.92 4.28 7.32 6.25 3.69 2.48 4.08 1971 2.72 3.59 4.71 5.06 7.34 7.40 8.74 8.27 5.41 1.94 4.34 2.53 5.17 1972 1.94 2.64 4.59 4.58 4.65 4.09 3.87 4.05 4.00 2.83 3.96 2.63 3.65 1973 3.09 4.66 3.32 3.51 4.07 3.65 6.36 5.12 4.18 3.62 3.07 3.15 3.98 1974 2.16 2.99 4.92 4.24 3.98 4.12 5.85 4.54 4.66 3.72 2.84 2.63 3.89 1975 2.51 2.86 3.94 4.43 4.51 5.96 5.83 4.03 6.01 4.18 4.45 3.26 4.33 1976 3.37 2.90 3.83 5.12 5.89 5.56 6.99 5.28 4.35 4.48 4.48 4.48 4.73 1977 2.62 3.77 4.19 3.73 4.03 4.75 5.77 5.36 4.08 4.26 4.42 3.57 4.21 1978 3.09 3.71 3.66 3.83 4.51 4.11 5.00 5.65 4.54 4.12 3.76 4.34 4.19 1979 3.35 3.74 4.14 4.01 5.23 5.65 6.19 4.97 4.99 4.90 3.72 2.86 4.48 1980 2.39 2.83 3.83 4.19 4.83 5.61 5.10 5.13 5.74 5.06 4.23 3.74 4.39 1981 2.92 3.05 3.65 4.09 4.55 5.18 6.47 6.67 5.68 4.89 3.90 3.13 4.52 1982 2.94 2.69 2.98 4.37 4.96 4.55 6.51 6.47 5.07 5.43 4.63 3.41 4.50 1983 3.25 3.19 3.39 4.34 5.36 5.14 6.87 6.98 4.68 3.53 3.74 ****** ****** 1984 2.78 ****** 3.79 3.36 3.91 4.62 4.80 4.96 3.93 3.42 4.14 3.51 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 3.19 3.57 3.84 5.63 5.36 4.95 6.15 5.50 4.75 4.59 4.37 3.05 4.58 1987 3.14 3.27 3.90 4.57 5.43 5.65 6.16 6.52 6.18 5.90 4.58 3.74 4.92 1988 2.96 3.14 3.82 4.36 4.99 5.17 7.28 6.45 5.48 4.71 3.62 3.20 4.60 1989 2.35 2.37 3.75 4.70 4.54 4.35 6.09 5.97 4.35 4.04 4.41 2.95 4.16 1990 2.57 3.08 3.97 3.62 4.21 4.28 6.58 6.22 4.83 4.06 3.84 3.16 4.20 1991 3.35 3.02 4.14 4.11 3.91 5.22 5.33 5.60 4.85 5.38 3.96 3.22 4.34 1992 2.09 2.55 3.24 4.24 5.08 4.86 5.52 5.28 3.79 3.88 3.99 2.99 3.96 1993 2.65 2.97 3.72 4.30 5.38 4.85 6.69 5.81 4.50 3.57 4.13 3.69 4.35 1994 2.93 3.34 4.12 5.41 5.23 7.50 7.44 6.24 4.66 5.76 4.83 2.85 5.03 1995 3.56 3.62 4.18 5.05 5.51 5.99 6.58 6.98 6.54 4.78 3.67 3.20 4.97 1996 2.43 3.87 3.91 4.15 5.13 4.64 5.63 4.70 3.53 3.33 3.68 3.62 4.05 1997 3.56 3.25 3.66 4.10 4.35 5.03 5.63 4.99 4.01 4.18 4.71 3.22 4.22 1998 ****** 3.29 4.00 ****** 6.54 5.25 6.43 5.95 4.77 3.59 3.67 3.48 ****** 1999 3.49 3.57 3.40 3.73 4.11 4.55 5.43 4.90 3.74 3.54 3.73 3.45 3.97 2000 3.02 3.01 3.59 3.72 3.90 5.79 6.09 5.18 4.12 4.31 4.04 3.62 4.20 2001 2.98 3.26 3.59 3.32 4.04 4.52 5.02 4.94 4.61 4.62 3.53 3.98 4.03 2002 2.23 3.46 3.33 4.50 4.27 3.87 4.01 3.68 3.58 3.55 3.99 3.39 3.65 2003 2.93 3.31 3.55 4.37 4.23 4.51 5.21 3.99 3.14 3.64 3.48 3.54 3.82 MEAN 2.87 3.24 3.80 4.19 4.76 4.74 5.65 5.18 4.45 4.21 3.94 3.28 4.19 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 ***** ** ***** ** -7.0 18 ***** ** ***** ** 5.7 28 8.0 1 7.8 28 2.0 27 1.0 31 -7.0 30 -13.5 25 ***** 1966 -10.9 16 -13.0 20 -11.5 24 -3.0 6 0.0 8 6.0 27 11.0 22 10.0 1 3.0 22 0.5 31 -10.0 26 -16.0 23 -16.0 1967 -20.0 23 -19.0 8 -13.0 1 -9.0 2 0.5 1 5.0 9 9.0 20 10.0 3 3.0 30 -2.5 17 -15.0 22 -12.0 25 -20.0 1968 -18.0 27 -28.0 7 -8.0 25 -3.0 4 2.0 1 8.0 1 8.0 22 9.0 26 -3.6 29 -3.0 20 -12.0 30 -10.0 22 -28.0 1969 -25.0 9 -21.0 3 -4.0 24 -4.0 14 4.0 3 6.5 3 9.5 14 7.0 30 3.0 14 -2.0 31 -12.5 30 -16.0 31 -25.0 1970 -29.8 31 -25.0 2 -9.0 7 -4.0 25 0.5 4 3.0 1 9.5 24 8.0 19 0.5 28 -6.0 28 -8.5 25 -25.9 28 -29.8 1971 -23.1 26 -27.9 3 -7.6 3 -3.0 3 3.0 1 5.0 2 11.0 25 8.5 3 -1.0 22 -5.0 23 -5.0 13 -24.0 22 -27.9 1972 -22.0 18 -27.0 24 -10.0 1 -4.0 6 1.5 7 4.5 1 9.5 1 5.0 29 3.0 14 -4.6 31 -5.0 14 -20.0 28 -27.0 1973 -22.0 5 -12.5 7 -10.0 10 -1.8 3 -1.0 2 6.5 9 7.5 11 9.0 19 5.0 29 -3.8 16 -12.5 9 -14.5 21 -22.0 1974 -27.0 30 -30.0 4 -10.0 8 -4.0 13 1.5 7 6.5 9 7.5 21 9.5 27 1.5 27 -4.5 28 -9.0 28 -29.5 21 -30.0 1975 -26.0 26 -22.0 1 -12.0 5 -3.5 5 1.0 7 5.5 4 13.0 4 9.0 28 1.0 28 -6.0 28 -11.5 17 -16.0 13 -26.0 1976 -24.0 2 -14.0 17 -15.2 2 -3.5 8 0.0 1 5.5 1 11.5 3 7.0 30 1.5 30 -2.0 23 -7.5 30 -8.0 25 -24.0 1977 -24.5 14 -20.5 8 -20.0 2 -2.5 18 3.0 11 7.5 2 9.5 3 8.5 18 4.5 24 -1.5 24 -6.5 28 -18.5 26 -24.5 1978 -20.0 15 -8.5 1 -7.5 1 -4.5 2 1.5 9 1.5 4 6.5 10 8.0 14 3.5 29 -1.5 14 -10.5 25 -9.5 25 -20.0 1979 -24.5 28 -12.5 1 -15.5 5 -3.0 18 -12.5 2 6.5 15 10.8 15 6.0 31 2.0 30 0.0 21 -11.5 21 -21.5 23 -24.5 1980 -25.0 8 -22.5 3 -17.5 6 -1.5 18 1.5 1 5.5 10 9.5 1 10.0 31 2.5 26 -2.5 31 -8.0 21 -13.5 14 -25.0 1981 -22.5 15 -16.5 13 -10.0 5 ***** ** 1.5 3 4.5 6 8.0 31 8.5 1 -2.5 26 -3.5 24 -9.5 25 -9.0 10 ***** 1982 -16.0 22 -23.5 20 -13.5 6 -3.0 1 4.0 9 7.0 3 10.0 21 8.0 31 1.5 26 -1.0 30 -10.0 29 -16.0 12 -23.5 1983 -30.0 28 -24.0 2 -15.0 12 -3.0 2 3.0 7 6.5 27 8.5 9 5.5 29 3.0 27 -4.5 18 -6.0 9 ***** ** ***** 1984 -25.5 22 ***** ** -9.0 17 -2.5 1 -1.5 2 6.0 3 9.0 10 9.0 28 0.0 28 -5.5 22 ***** ** -18.0 31 ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 -23.5 24 -17.0 19 -10.5 18 -3.5 2 1.5 6 2.5 1 10.0 27 7.0 12 1.5 11 -2.5 29 -8.5 28 -17.5 13 -23.5 1987 -22.0 13 -16.0 12 -8.5 15 -5.5 8 3.5 13 7.5 1 10.5 6 8.5 27 3.0 30 -2.0 13 -8.0 30 -11.0 1 -22.0 1988 -15.0 3 -16.0 7 -7.5 16 -4.5 4 2.5 8 5.5 24 9.5 28 10.5 28 4.0 30 -0.5 27 -9.0 26 -14.0 30 -16.0 1989 -27.5 31 -22.5 5 -11.5 30 -5.5 1 -0.5 1 7.5 3 10.0 8 10.0 9 1.0 16 -1.5 23 -5.0 1 -18.5 7 -27.5 1990 -25.5 11 -22.5 8 -12.5 2 -4.5 6 2.0 9 6.5 1 12.5 10 9.5 21 6.0 25 -2.0 30 -7.0 30 -21.5 28 -25.5 1991 -21.0 17 -18.0 14 -7.0 2 -3.5 8 1.5 24 4.0 1 11.0 9 9.0 2 2.5 28 -1.5 26 -7.5 27 -21.0 27 -21.0 1992 -28.5 5 -24.0 28 -25.0 1 -5.0 2 1.0 12 4.0 6 11.0 10 7.5 31 1.0 12 -5.5 30 -10.5 27 -17.5 24 -28.5 1993 -28.0 23 -24.0 18 -11.5 24 -2.5 10 0.0 1 6.5 6 12.0 19 9.5 28 3.5 18 -2.0 9 -8.5 30 -9.5 13 -28.0 1994 -21.0 28 -11.0 19 -11.5 14 -2.5 6 1.5 9 7.0 27 13.0 1 10.0 27 0.5 24 -1.5 25 -8.0 19 -20.0 8 -21.0 1995 -10.0 23 -11.0 25 -8.0 28 -4.0 1 0.0 10 5.0 1 11.0 1 7.0 11 2.0 26 -2.5 9 -14.0 30 -15.0 13 -15.0 1996 -25.5 22 -9.5 14 -9.5 7 -3.5 7 5.0 3 6.0 7 10.0 20 8.5 31 4.0 21 -2.5 22 -8.0 11 -12.0 12 -25.5 1997 -25.0 20 -16.5 2 -15.5 9 -7.0 12 1.5 6 5.0 4 12.0 2 8.0 30 4.0 12 -2.0 25 -4.0 21 -15.0 22 -25.0 1998 ***** ** -17.5 18 -15.0 6 ***** ** -1.0 3 8.0 20 10.0 29 9.0 31 5.0 7 -2.0 26 -5.5 25 -10.0 23 ***** 1999 -9.0 4 -20.0 7 -7.0 7 -3.5 12 3.0 6 7.0 15 9.0 29 9.0 28 3.0 22 -1.0 21 -9.0 30 -10.0 6 -20.0 2000 -21.0 31 -25.0 10 -9.0 1 -4.0 2 3.0 12 8.0 14 8.6 29 8.0 21 5.0 21 -3.0 29 -9.0 29 -12.0 17 -25.0 2001 -20.0 30 -14.0 7 -5.0 8 -3.0 14 3.0 5 7.0 7 8.0 31 8.5 17 3.5 28 0.0 15 -9.0 20 -9.0 22 -20.0 2002 -26.0 15 -18.5 6 -8.0 7 -2.0 1 -2.0 5 6.0 4 10.0 1 9.5 28 5.0 29 -2.5 26 -7.0 30 -19.0 24 -26.0 2003 -19.5 30 -20.5 1 -12.0 1 -4.0 2 0.0 10 5.0 7 10.5 1 9.5 13 2.0 21 1.0 22 -11.0 24 -16.0 14 -20.5 LOW. -30.0 28 -30.0 4 -25.0 1 -9.0 2 -12.5 2 1.5 4 6.5 10 5.0 29 -3.6 29 -6.0 28 -15.0 22 -29.5 21 -30.0 YEAR 1983 1974 1992 1967 1979 1978 1978 1972 1968 1970 1967 1974 1974 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 ***** ** ***** ** 20.5 10 20.0 29 27.5 22 32.1 22 33.0 27 32.1 6 27.5 3 21.9 14 16.0 22 15.5 7 ***** 1966 15.0 8 11.0 5 15.0 9 21.0 16 27.0 24 34.0 21 37.0 26 31.0 12 29.5 10 26.5 19 16.0 29 14.0 10 37.0 1967 8.0 17 7.0 1 11.0 17 17.0 24 25.0 24 31.0 28 35.0 14 32.0 16 29.5 4 23.0 9 18.5 1 10.0 17 35.0 1968 7.5 13 8.0 29 16.0 15 19.5 17 24.5 21 31.0 29 34.5 7 32.0 17 26.0 6 19.0 1 13.0 2 30.0 4 34.5 1969 6.0 19 8.0 27 18.0 31 21.0 29 25.0 18 32.0 30 34.5 23 33.0 4 27.5 8 24.5 6 14.0 1 12.5 12 34.5 1970 7.5 4 9.5 28 20.0 31 23.0 17 28.3 31 33.0 28 33.5 1 34.0 10 31.5 8 26.5 2 20.0 4 14.0 4 34.0 1971 9.0 4 14.0 23 16.5 18 20.0 28 25.0 16 31.5 22 33.0 6 32.5 7 31.0 2 23.0 16 17.0 3 11.0 2 33.0 1972 3.5 14 6.0 17 12.0 30 20.0 30 24.0 31 31.0 30 34.0 9 30.0 16 29.0 5 24.5 7 18.0 1 4.0 16 34.0 1973 6.5 28 11.0 19 14.5 2 21.0 26 25.5 29 33.5 19 35.0 14 32.0 4 31.0 1 25.0 7 18.5 16 13.0 2 35.0 1974 2.5 15 6.0 26 17.0 21 21.0 19 27.5 31 32.0 21 32.0 3 31.5 2 27.0 1 23.0 1 20.0 2 10.0 2 32.0 1975 9.0 3 9.0 21 14.0 23 21.0 14 27.5 30 32.0 30 34.0 22 33.0 11 28.0 9 24.0 1 17.0 2 6.0 1 34.0 1976 7.0 23 7.5 10 11.0 31 20.0 16 25.0 31 31.0 25 34.0 15 32.5 1 32.0 6 23.0 2 15.5 5 13.0 15 34.0 1977 6.0 20 14.0 28 19.0 21 20.0 28 26.0 14 34.0 29 36.5 15 33.5 15 29.0 12 26.0 1 12.5 2 11.0 4 36.5 1978 7.0 4 10.5 20 15.0 29 20.0 10 26.0 27 33.0 30 33.0 2 32.5 28 30.0 1 26.0 1 12.5 1 12.5 9 33.0 1979 11.0 3 9.5 28 13.5 18 23.0 5 24.5 31 31.0 27 33.0 18 31.0 1 30.0 12 24.0 8 18.0 1 11.0 5 33.0 1980 5.0 23 6.0 17 14.5 30 22.0 23 27.0 27 32.0 9 33.0 30 33.0 22 29.0 6 26.5 4 16.5 12 12.5 5 33.0 1981 8.0 18 10.0 8 17.5 20 23.0 22 26.0 26 31.0 29 33.0 4 33.0 12 29.0 18 23.0 6 17.0 1 13.0 21 33.0 1982 10.0 4 6.5 28 12.0 24 22.5 26 26.0 19 32.0 11 32.5 25 35.5 3 29.0 5 21.0 1 16.0 20 7.5 27 35.5 1983 7.5 1 7.0 25 11.5 29 20.0 30 25.0 15 32.0 18 35.0 5 34.5 4 32.0 2 26.0 11 20.0 2 ***** ** ***** 1984 10.0 5 ***** ** 19.0 10 20.0 14 22.5 26 31.5 14 32.0 19 34.5 17 31.5 5 23.0 1 16.0 1 12.0 2 ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 7.0 3 10.0 28 15.0 30 20.0 21 24.5 30 34.5 30 32.0 1 31.0 3 27.0 21 25.0 4 18.0 1 8.5 27 34.5 1987 9.5 31 12.0 25 12.0 8 24.0 30 27.0 14 32.0 30 34.0 23 32.0 14 32.0 8 25.5 3 17.0 1 13.5 19 34.0 1988 7.5 7 9.0 1 16.0 26 22.0 24 29.0 27 32.5 13 36.0 21 34.0 2 32.0 12 25.0 5 19.5 3 13.5 5 36.0 1989 5.0 23 9.4 28 14.0 26 23.0 16 30.0 25 34.5 30 35.5 2 33.0 27 32.0 1 27.0 8 16.0 5 12.0 1 35.5 1990 4.5 1 9.5 19 14.0 10 24.0 27 29.0 24 35.0 19 34.0 1 35.5 12 32.0 5 25.0 1 22.0 4 16.0 1 35.5 1991 7.5 22 11.0 26 18.0 22 24.5 27 27.5 30 32.0 29 37.0 9 35.0 10 33.0 3 23.0 9 18.5 2 8.5 11 37.0 1992 5.0 2 7.0 22 12.0 29 21.0 30 26.0 29 33.0 30 34.0 2 34.0 6 27.0 14 25.0 3 18.0 20 10.0 2 34.0 1993 7.0 8 10.0 28 15.0 31 22.0 20 26.0 26 32.0 30 32.0 3 32.0 16 30.0 2 24.0 1 17.5 9 14.0 7 32.0 1994 13.0 2 11.0 27 16.5 31 23.0 24 27.0 31 31.0 25 35.0 7 35.5 9 31.0 3 21.0 1 16.0 3 8.5 29 35.5 1995 12.0 16 11.0 20 16.0 24 20.0 2 24.0 20 31.0 21 35.0 16 33.0 18 29.5 1 25.0 5 19.0 2 11.0 3 35.0 1996 8.0 2 11.0 25 12.5 31 20.0 22 29.0 31 30.5 21 30.0 3 32.5 20 31.0 10 26.0 1 20.0 2 14.0 5 32.5 1997 11.0 1 12.0 21 14.0 2 23.0 27 27.0 28 30.0 12 37.0 22 35.0 1 30.0 1 24.0 3 16.0 4 10.0 8 37.0 1998 ***** ** 9.6 7 18.0 28 ***** ** 29.0 28 31.0 8 36.0 12 34.0 17 32.0 3 27.0 1 19.0 8 19.0 16 ***** 1999 10.0 6 13.0 26 18.0 31 23.0 27 31.0 31 33.0 21 36.0 5 32.0 26 31.0 4 25.0 5 17.0 6 15.0 30 36.0 2000 12.6 1 8.0 23 15.0 21 25.0 14 31.0 30 34.0 22 35.0 4 34.0 3 31.0 9 24.0 1 18.0 1 9.5 30 35.0 2001 10.0 15 13.0 28 20.0 31 24.0 27 29.0 16 35.0 30 36.5 15 34.0 7 30.0 1 25.0 6 21.0 4 12.0 31 36.5 2002 10.0 1 11.0 26 18.0 12 23.0 28 28.0 29 32.0 29 34.5 17 35.0 20 34.0 3 26.0 2 18.0 12 10.0 8 35.0 2003 12.0 12 11.0 24 15.0 25 23.0 5 26.0 22 34.0 23 37.0 29 34.0 1 31.5 8 26.0 10 19.0 1 13.0 18 37.0 HIG. 15.0 8 14.0 23 20.5 10 25.0 14 31.0 31 35.0 19 37.0 26 35.5 3 34.0 3 27.0 8 22.0 4 30.0 4 37.0 YEAR 1966 1971 1965 2000 1999 1990 1966 1982 2002 1989 1990 1968 1966 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 ***** ** ***** ** 24.6 23 9.0 20 2.0 2 4.2 6 0.0 ** 1.5 9 1.5 13 17.5 30 30.0 9 7.0 8 ***** 1966 43.0 30 47.0 2 10.0 14 4.0 4 11.0 6 2.0 4 0.0 ** 0.0 ** 0.0 ** 30.0 12 0.0 ** 15.0 20 47.0 1967 7.0 31 12.0 6 12.0 8 33.0 5 16.0 17 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 20 35.0 25 5.0 6 35.0 1968 9.0 25 10.0 2 25.0 5 60.0 2 9.0 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 31 25.0 30 11.0 7 60.0 1969 50.0 23 6.0 20 20.0 20 15.0 12 24.0 7 0.0 ** 0.0 ** 4.0 28 0.0 ** 2.0 30 15.0 2 25.0 8 50.0 1970 28.0 26 12.0 11 10.5 20 12.0 20 13.5 1 0.0 ** 4.0 18 0.0 ** 0.0 ** 0.0 ** 6.7 29 19.8 13 28.0 1971 4.0 31 12.0 13 6.0 23 25.0 13 7.0 8 1.0 19 0.0 ** 0.0 ** 0.0 ** 4.0 27 22.0 19 16.0 8 25.0 1972 8.0 29 14.0 29 45.0 21 22.0 14 7.0 9 0.0 ** 0.0 ** 2.0 6 1.0 25 1.0 30 29.0 4 19.0 1 45.0 1973 3.0 31 14.0 10 22.0 3 11.0 8 0.0 ** 0.0 ** 8.6 20 0.0 ** 0.0 ** 0.0 ** 8.0 24 3.6 29 22.0 1974 20.0 2 20.0 1 25.0 1 40.0 10 4.0 4 0.0 ** 2.5 20 0.0 ** 0.0 ** 8.0 12 3.0 21 26.0 6 40.0 1975 11.0 4 11.6 3 15.0 18 13.0 1 11.0 12 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 38.0 11 44.0 23 44.0 1976 22.0 19 29.0 10 11.0 25 16.0 5 9.0 21 0.0 ** 5.0 23 0.0 ** 0.0 ** 55.0 30 10.0 11 6.0 10 55.0 1977 10.0 20 10.0 7 8.0 27 21.0 1 11.0 24 0.0 ** 3.0 30 1.0 20 0.0 ** 32.0 19 24.0 5 32.0 15 32.0 1978 8.0 4 17.0 23 33.0 13 5.0 11 8.0 2 0.0 ** 1.0 7 0.0 ** 0.0 ** 2.0 31 13.0 28 26.0 3 33.0 1979 17.0 23 6.0 11 44.0 27 6.0 29 21.0 9 3.4 1 5.0 25 1.0 29 0.0 ** 3.0 26 7.0 30 25.0 16 44.0 1980 14.0 23 54.0 11 31.0 20 10.2 17 9.0 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.0 25 18.0 20 14.0 18 54.0 1981 36.0 12 28.0 21 19.0 27 18.0 12 3.0 16 1.0 22 0.0 ** 0.0 ** 0.0 ** 3.0 17 17.0 30 10.0 26 36.0 1982 16.0 29 15.0 14 14.0 25 10.0 8 7.0 10 0.0 ** 0.0 ** 0.0 ** 0.0 ** 16.0 9 42.0 10 6.0 14 42.0 1983 20.0 24 6.0 17 32.0 6 7.0 1 7.0 2 1.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.2 14 ***** ** ***** 1984 25.0 17 ***** ** 29.0 21 8.0 24 30.0 9 0.0 ** 0.0 ** 0.0 ** 0.0 ** 14.0 19 25.0 12 8.0 13 ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 10.0 27 3.0 19 35.0 8 29.0 23 22.0 4 0.0 ** 0.0 ** 1.0 23 0.0 ** 4.0 24 84.0 30 35.0 20 84.0 1987 10.0 6 6.0 27 26.0 3 10.0 27 12.0 21 0.0 ** 14.0 27 0.0 ** 0.0 ** 21.0 26 16.0 3 52.0 24 52.0 1988 8.0 9 20.0 3 20.0 5 25.0 26 2.5 2 0.0 ** 1.0 27 0.0 ** 1.0 2 3.0 14 43.0 13 10.0 26 43.0 1989 22.0 24 9.0 19 29.0 10 10.0 21 12.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 24.0 17 56.0 4 56.0 1990 27.0 5 12.0 5 30.0 13 36.0 3 3.0 12 0.0 ** 3.6 9 0.0 ** 0.0 ** 3.0 27 15.0 13 8.0 25 36.0 1991 11.0 14 13.0 1 17.0 25 14.0 4 0.0 ** 3.0 25 0.0 ** 0.0 ** 4.0 29 27.0 16 10.0 15 18.0 12 27.0 1992 12.0 4 20.0 24 5.0 30 16.0 24 3.0 26 4.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 13.0 25 19.0 22 20.0 1993 30.0 7 19.0 21 30.0 19 33.0 27 31.0 6 0.0 ** 0.0 ** 2.0 25 0.0 ** 2.0 28 24.0 11 3.0 14 33.0 1994 22.0 24 21.0 1 48.0 12 16.0 1 6.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 17 28.0 24 27.0 1 48.0 1995 5.0 12 32.0 5 9.0 14 11.0 22 14.0 31 6.6 5 0.0 ** 0.0 ** 0.0 ** 1.0 22 1.0 11 10.0 12 32.0 1996 32.0 6 21.0 21 41.0 27 11.0 26 4.0 12 0.0 ** 1.0 4 3.6 31 1.0 2 1.0 10 2.0 23 9.0 15 41.0 1997 14.0 16 1.6 19 28.0 29 9.0 16 15.0 19 7.0 21 0.0 ** 0.0 ** 0.0 ** 2.6 21 35.0 3 13.0 20 35.0 1998 ***** ** 47.0 8 80.0 30 ***** ** 5.0 13 0.0 ** 2.0 19 3.0 5 4.0 16 11.0 10 0.0 ** 7.0 27 ***** 1999 13.0 25 20.0 6 15.0 14 23.0 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.4 27 13.0 8 6.0 2 23.0 2000 30.0 28 7.0 14 36.0 25 5.0 21 0.0 ** 0.5 15 0.0 ** 0.0 ** 0.0 ** 5.0 17 4.5 6 17.0 1 36.0 2001 17.0 24 3.0 19 21.0 25 0.0 ** 17.0 3 10.0 12 0.0 ** 0.0 ** 2.0 22 4.0 29 22.0 18 28.0 20 28.0 2002 38.0 7 8.5 19 22.0 28 37.0 20 10.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 13.0 6 12.0 21 38.0 2003 21.0 28 28.0 25 0.0 ** 28.0 22 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 12 23.0 6 28.0 HIG. 50.0 23 54.0 11 80.0 30 60.0 2 31.0 6 10.0 12 14.0 27 4.0 28 4.0 29 55.0 30 84.0 30 56.0 4 84.0 YEAR 1969 1980 1998 1968 1993 2001 1987 1969 1991 1976 1986 1989 1986 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1965 ****** ****** 29.6 16.0 4.0 4.2 0.0 2.2 1.5 37.9 33.0 21.0 ****** 19.8 16.2 2.5 61.5 1966 62.7 83.0 22.0 10.0 14.0 2.0 0.0 0.0 0.0 109.0 0.0 25.0 327.7 51.2 7.9 0.0 40.9 1967 18.0 55.0 22.0 65.0 21.0 0.0 0.0 0.0 0.0 2.0 87.0 10.0 280.0 33.9 30.7 0.0 35.4 1968 21.0 27.0 37.0 139.0 36.0 0.0 0.0 0.0 0.0 14.0 81.0 34.0 389.0 21.9 45.0 0.0 33.2 1969 156.0 14.0 80.0 64.0 45.0 0.0 0.0 6.0 0.0 2.6 20.0 46.0 433.6 57.7 25.1 1.4 15.8 1970 55.0 15.0 20.2 29.0 28.7 0.0 4.0 0.0 0.0 0.0 6.7 39.8 198.4 45.5 29.1 2.0 23.4 1971 10.0 31.7 17.0 98.0 13.0 1.0 0.0 0.0 0.0 4.0 64.0 45.0 283.7 20.7 39.5 0.0 39.8 1972 28.6 52.0 146.0 43.0 35.2 0.0 0.0 2.0 1.0 1.0 61.0 39.8 409.6 55.3 19.1 0.7 24.9 1973 9.4 47.6 41.0 32.6 0.0 0.0 26.4 0.0 0.0 0.0 8.0 6.2 171.2 57.2 19.0 15.4 8.3 1974 101.0 81.0 45.0 51.0 4.0 0.0 3.5 0.0 0.0 11.0 3.0 81.0 380.5 59.7 14.5 0.9 25.0 1975 27.0 32.6 44.0 37.0 34.0 0.0 0.0 0.0 0.0 0.0 75.0 106.0 355.6 29.1 20.0 0.0 50.9 1976 66.0 92.0 31.6 56.0 20.0 0.0 5.0 0.0 0.0 66.0 24.0 17.6 378.2 50.1 20.1 1.3 28.5 1977 29.0 10.0 26.0 81.0 22.0 0.0 3.0 1.0 0.0 71.2 72.0 88.0 403.2 16.1 25.5 1.0 57.3 1978 23.0 34.0 65.5 10.0 12.0 0.0 1.5 0.0 0.0 2.0 30.2 61.0 239.2 51.2 9.2 0.6 39.0 1979 30.0 15.0 63.8 11.0 78.2 6.0 5.0 1.0 0.0 6.0 16.0 63.6 295.6 36.8 32.2 2.0 29.0 1980 44.0 134.0 83.5 35.2 9.0 0.0 0.0 0.0 0.0 1.0 38.0 23.0 367.7 71.1 12.0 0.0 16.9 1981 86.0 63.0 35.0 67.0 7.0 2.0 0.0 0.0 0.0 5.5 30.0 17.0 312.5 58.9 24.3 0.0 16.8 1982 57.6 42.6 60.0 17.0 29.2 0.0 0.0 0.0 0.0 47.0 71.0 17.0 341.4 46.9 13.5 0.0 39.5 1983 68.0 12.0 64.0 25.2 28.0 1.0 0.0 0.0 0.0 0.0 15.2 ****** ****** 67.5 25.4 0.0 7.1 1984 56.0 ****** 100.0 18.0 38.0 0.0 0.0 0.0 0.0 18.0 36.0 31.0 ****** 52.5 18.9 0.0 28.6 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1986 13.0 10.0 98.5 97.1 51.6 0.0 0.0 1.0 0.0 4.0 210.0 43.0 528.2 23.0 28.2 0.2 48.7 1987 16.0 21.0 89.0 27.0 17.0 0.0 31.0 0.0 0.0 76.0 19.0 108.0 404.0 31.2 10.9 7.7 50.2 1988 24.0 68.0 85.0 62.0 4.5 0.0 1.0 0.0 1.0 7.0 92.0 22.0 366.5 48.3 18.1 0.5 33.0 1989 67.0 20.0 88.0 37.0 22.8 0.0 0.0 0.0 0.0 0.0 60.0 83.0 377.8 46.3 15.8 0.0 37.9 1990 40.6 33.0 75.0 63.0 3.0 0.0 5.6 0.0 0.0 6.6 15.0 15.0 256.8 57.9 25.7 2.2 14.3 1991 37.6 28.0 65.0 31.0 0.0 6.0 0.0 0.0 5.0 47.0 16.0 99.6 335.2 39.0 11.0 1.5 48.5 1992 30.0 41.0 7.0 56.0 6.0 5.0 0.0 0.0 0.0 0.0 23.6 57.6 226.2 34.5 29.6 0.0 35.9 1993 70.0 97.0 127.6 95.6 43.6 0.0 0.0 2.0 0.0 2.0 72.0 4.0 513.8 57.3 27.1 0.4 15.2 1994 44.0 33.6 100.6 34.6 17.2 0.0 0.0 0.0 0.0 29.2 121.6 54.6 435.4 40.9 11.9 0.0 47.2 1995 9.0 54.0 24.0 33.2 51.2 14.6 0.0 0.0 0.0 1.6 1.0 22.0 210.6 41.3 47.0 0.0 11.7 1996 61.0 80.0 178.0 35.6 8.0 0.0 1.5 3.6 1.0 1.5 3.0 18.0 391.2 81.5 11.1 1.6 5.8 1997 16.0 1.6 74.1 39.5 31.0 14.0 0.0 0.0 0.0 4.2 76.0 37.0 293.4 31.3 28.8 0.0 39.9 1998 ****** 108.0 177.0 ****** 15.0 0.0 4.0 5.0 4.0 21.0 0.0 19.5 ****** 80.6 4.2 3.7 11.5 1999 52.1 56.0 42.0 39.0 0.0 0.0 0.0 0.0 0.0 9.9 28.5 18.0 245.5 61.1 15.9 0.0 23.0 2000 35.0 17.0 44.0 5.0 0.0 0.5 0.0 0.0 0.0 17.5 10.5 63.0 192.5 49.9 2.9 0.0 47.3 2001 34.0 7.5 36.0 0.0 23.0 15.1 0.0 0.0 2.0 8.0 38.0 115.0 278.6 27.8 13.7 0.7 57.8 2002 99.0 20.0 55.0 122.0 21.0 0.0 0.0 0.0 0.0 0.0 38.6 39.0 394.6 44.1 36.2 0.0 19.7 2003 42.5 64.0 0.0 129.6 0.0 0.0 0.0 0.0 0.0 0.0 25.0 74.0 335.1 31.8 38.7 0.0 29.5 MEAN 45.5 44.5 63.1 49.0 20.9 1.9 2.4 0.6 0.4 16.7 42.7 45.0 332.7 46.1 21.5 1.0 31.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 6 5 2 1 0 2 2 11 2 4 *** 1966 7 6 7 3 2 1 0 0 0 7 0 2 35 1967 3 6 2 5 3 0 0 0 0 1 5 2 27 1968 3 3 3 10 6 0 0 0 0 3 8 5 41 1969 11 3 9 7 3 0 0 2 0 3 3 4 45 1970 8 2 6 5 3 0 1 0 0 0 1 4 30 1971 4 7 4 9 4 1 0 0 0 1 10 7 47 1972 8 7 12 7 13 0 0 1 1 1 4 8 62 1973 6 8 4 7 0 0 5 0 0 0 1 3 34 1974 9 9 5 4 1 0 2 0 0 2 1 8 41 1975 5 4 8 7 4 0 0 0 0 0 6 11 45 1976 8 8 5 7 3 0 1 0 0 3 4 6 45 1977 4 1 7 7 6 0 1 1 0 6 8 10 51 1978 7 5 6 2 2 0 2 0 0 1 4 7 36 1979 2 5 8 2 7 2 1 1 0 2 3 8 41 1980 5 6 11 7 1 0 0 0 0 1 4 2 37 1981 7 7 6 6 3 2 0 0 0 3 5 2 41 1982 6 6 9 5 11 0 0 0 0 11 6 4 58 1983 7 4 5 8 9 1 0 0 0 0 4 *** *** 1984 8 *** 12 4 4 0 0 0 0 3 4 7 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 3 6 11 13 9 0 0 1 0 1 9 3 56 1987 2 7 11 4 4 0 4 0 0 11 2 6 51 1988 4 7 8 11 2 0 1 0 1 4 5 4 47 1989 6 4 9 12 3 0 0 0 0 0 10 4 48 1990 6 5 6 5 1 0 3 0 0 3 1 3 33 1991 7 5 11 7 0 4 0 0 2 9 2 10 57 1992 7 4 3 8 3 2 0 0 0 0 7 10 44 1993 9 10 11 8 6 0 0 1 0 1 8 2 56 1994 6 4 5 7 6 0 0 0 0 10 13 7 58 1995 3 6 6 9 11 3 0 0 0 2 1 5 46 1996 6 8 11 11 3 0 2 1 1 2 2 4 51 1997 3 1 13 11 5 3 0 0 0 3 10 8 57 1998 *** 4 10 *** 5 0 3 2 1 3 0 5 *** 1999 12 6 4 3 0 0 0 0 0 5 5 5 40 2000 5 3 3 1 0 1 0 0 0 9 7 8 37 2001 4 6 4 0 3 4 0 0 1 3 4 13 42 2002 6 5 6 9 3 0 0 0 0 0 7 6 42 2003 6 6 0 11 0 0 0 0 0 0 5 8 36 MEAN 6 5 7 7 4 1 1 0 0 3 5 6 45 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 3 2 2 1 0 1 1 5 2 4 *** 1966 7 6 6 3 2 1 0 0 0 7 0 2 34 1967 3 6 2 5 3 0 0 0 0 1 5 2 27 1968 3 3 3 10 6 0 0 0 0 3 8 5 41 1969 11 3 9 7 3 0 0 2 0 1 3 4 43 1970 8 2 5 5 3 0 1 0 0 0 1 4 29 1971 4 7 4 9 4 1 0 0 0 1 10 7 47 1972 8 7 12 7 13 0 0 1 1 1 4 6 60 1973 6 8 4 7 0 0 5 0 0 0 1 3 34 1974 9 9 5 4 1 0 2 0 0 2 1 8 41 1975 5 4 8 7 4 0 0 0 0 0 6 11 45 1976 8 8 5 7 3 0 1 0 0 3 4 6 45 1977 4 1 7 7 6 0 1 1 0 6 8 10 51 1978 7 5 5 2 2 0 1 0 0 1 4 7 34 1979 2 5 8 2 7 2 1 1 0 2 3 8 41 1980 5 6 11 7 1 0 0 0 0 1 4 2 37 1981 7 7 6 6 3 2 0 0 0 2 5 2 40 1982 6 6 9 5 11 0 0 0 0 11 6 4 58 1983 7 4 5 8 9 1 0 0 0 0 4 *** *** 1984 8 *** 12 4 4 0 0 0 0 3 4 7 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 3 6 10 12 9 0 0 1 0 1 9 3 54 1987 2 7 11 4 4 0 4 0 0 11 2 6 51 1988 4 7 8 11 2 0 1 0 1 4 5 4 47 1989 6 4 9 12 3 0 0 0 0 0 10 4 48 1990 6 5 6 5 1 0 3 0 0 3 1 3 33 1991 7 5 11 7 0 4 0 0 2 9 2 10 57 1992 7 4 3 8 3 2 0 0 0 0 7 10 44 1993 9 10 11 8 6 0 0 1 0 1 8 2 56 1994 6 4 5 7 6 0 0 0 0 10 13 7 58 1995 3 6 6 8 10 3 0 0 0 1 1 4 42 1996 6 8 11 11 3 0 1 1 1 1 2 4 49 1997 3 1 12 10 3 3 0 0 0 2 10 8 52 1998 *** 4 10 *** 5 0 3 2 1 3 0 4 *** 1999 11 6 4 3 0 0 0 0 0 4 4 5 37 2000 5 3 3 1 0 0 0 0 0 9 7 8 36 2001 4 3 4 0 3 4 0 0 1 3 4 13 39 2002 6 4 6 9 3 0 0 0 0 0 7 6 41 2003 5 6 0 11 0 0 0 0 0 0 5 8 35 MEAN 6 5 7 7 4 1 1 0 0 3 5 6 45 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 1 0 0 0 0 0 0 2 1 0 *** 1966 1 3 1 0 1 0 0 0 0 4 0 2 12 1967 0 3 2 3 1 0 0 0 0 0 5 0 14 1968 0 2 1 5 0 0 0 0 0 0 4 2 14 1969 4 0 4 3 2 0 0 0 0 0 1 2 16 1970 2 1 1 1 1 0 0 0 0 0 0 1 7 1971 0 1 0 4 0 0 0 0 0 0 1 1 7 1972 0 3 4 1 0 0 0 0 0 0 2 1 11 1973 0 3 2 2 0 0 0 0 0 0 0 0 7 1974 7 4 1 1 0 0 0 0 0 0 0 2 15 1975 1 1 1 1 2 0 0 0 0 0 2 3 11 1976 3 4 1 3 0 0 0 0 0 1 1 0 13 1977 1 1 0 4 1 0 0 0 0 3 4 3 17 1978 0 1 3 0 0 0 0 0 0 0 1 3 8 1979 2 0 1 0 3 0 0 0 0 0 0 1 7 1980 2 3 3 1 0 0 0 0 0 0 2 1 12 1981 4 2 1 4 0 0 0 0 0 0 1 1 13 1982 3 1 2 1 0 0 0 0 0 1 2 0 10 1983 4 0 2 0 0 0 0 0 0 0 0 *** *** 1984 2 *** 4 0 1 0 0 0 0 1 1 0 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 1 0 5 3 2 0 0 0 0 0 6 1 18 1987 1 0 3 1 1 0 2 0 0 5 1 5 19 1988 0 3 5 1 0 0 0 0 0 0 4 1 14 1989 3 0 3 1 1 0 0 0 0 0 2 2 12 1990 1 2 2 2 0 0 0 0 0 0 1 0 8 1991 1 1 2 1 0 0 0 0 0 1 1 5 12 1992 1 2 0 3 0 0 0 0 0 0 1 1 8 1993 2 6 6 3 1 0 0 0 0 0 3 0 21 1994 1 1 3 1 0 0 0 0 0 1 6 2 15 1995 0 2 0 1 2 0 0 0 0 0 0 1 6 1996 2 3 7 1 0 0 0 0 0 0 0 0 13 1997 1 0 3 0 2 0 0 0 0 0 3 2 11 1998 *** 4 4 *** 0 0 0 0 0 1 0 0 *** 1999 1 2 3 2 0 0 0 0 0 0 1 0 9 2000 1 0 1 0 0 0 0 0 0 0 0 2 4 2001 2 0 2 0 1 1 0 0 0 0 1 4 11 2002 3 0 2 4 2 0 0 0 0 0 1 1 13 2003 1 2 0 9 0 0 0 0 0 0 0 3 15 MEAN 2 2 2 2 1 0 0 0 0 1 2 1 13 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 52 63 62 47 48 65 33 54 72 53 *** 1966 66 71 64 60 46 30 32 31 36 65 66 72 53 1967 59 65 70 60 54 32 33 27 38 55 54 41 49 1968 47 43 53 68 65 46 36 32 45 65 61 47 51 1969 59 63 59 54 58 44 40 39 39 49 66 56 52 1970 46 51 54 46 46 38 34 33 64 59 56 55 49 1971 52 66 67 67 68 64 54 57 57 33 51 44 57 1972 64 76 86 73 65 51 37 43 47 47 60 73 60 1973 81 80 71 54 52 33 44 39 49 56 66 76 58 1974 78 76 76 60 53 41 44 35 51 59 61 69 59 1975 74 71 75 71 58 40 41 37 50 62 78 82 62 1976 78 71 75 74 67 49 41 40 46 63 74 80 63 1977 81 77 68 68 58 40 39 42 46 62 77 77 61 1978 77 76 74 63 55 42 42 40 47 56 74 80 61 1979 83 80 76 62 59 49 41 43 49 56 69 80 62 1980 79 80 78 62 56 45 38 41 51 58 69 81 62 1981 79 77 75 61 52 53 45 45 56 69 68 73 63 1982 76 78 74 64 60 45 44 48 49 68 80 85 64 1983 88 82 81 71 62 48 44 47 49 55 68 *** *** 1984 79 *** 69 55 56 43 35 38 46 56 67 85 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 81 81 76 70 56 46 41 44 53 59 77 80 64 1987 79 75 76 62 59 42 46 46 54 71 71 75 63 1988 77 79 65 64 50 46 44 48 54 62 63 73 60 1989 78 76 71 67 57 39 41 43 52 60 68 68 60 1990 76 74 66 58 50 43 39 42 46 56 66 68 57 1991 73 73 62 58 49 45 38 39 52 69 58 77 58 1992 76 75 72 61 60 46 38 42 49 56 56 71 59 1993 73 73 66 64 58 43 45 48 47 54 64 63 58 1994 67 67 60 68 56 48 44 42 56 70 68 54 58 1995 67 67 62 67 61 54 42 48 59 65 57 68 60 1996 72 76 73 65 58 44 45 41 46 54 67 67 59 1997 60 69 70 63 57 48 37 35 47 58 74 60 57 1998 *** 80 65 *** 56 41 46 48 52 58 63 60 *** 1999 71 62 63 55 48 38 41 41 47 59 65 66 55 2000 70 71 64 52 41 44 40 40 43 62 65 60 54 2001 66 70 67 51 43 42 40 41 51 55 67 68 55 2002 67 72 59 62 50 39 39 37 40 54 67 77 55 2003 54 59 61 58 51 47 38 43 48 51 54 55 52 MEAN 71 72 68 62 56 44 41 42 49 58 66 68 58 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 38 28 23 13 15 9 8 27 31 27 *** 1966 32 64 41 27 23 9 12 10 10 33 24 46 28 1967 71 74 69 51 29 12 12 9 11 24 45 59 39 1968 58 65 46 42 31 19 12 11 11 41 56 24 35 1969 61 63 47 33 26 18 12 17 16 20 44 42 33 1970 56 68 43 31 21 14 21 15 35 40 34 60 37 1971 77 78 53 48 41 35 32 30 28 14 49 50 45 1972 61 83 76 38 32 15 12 17 17 16 37 57 38 1973 79 71 42 28 22 13 21 18 17 21 30 49 34 1974 64 75 60 36 22 15 21 15 25 28 25 65 38 1975 64 57 56 42 26 22 19 14 25 29 66 69 41 1976 67 63 63 51 37 23 21 19 21 30 48 61 42 1977 61 54 39 33 26 15 18 21 20 33 49 56 35 1978 59 55 47 28 24 16 19 19 18 26 51 53 35 1979 53 53 48 30 35 24 21 20 25 34 32 65 37 1980 58 58 59 30 25 21 18 19 25 34 43 53 37 1981 57 55 39 34 27 24 22 23 28 35 39 42 35 1982 55 62 44 31 28 18 21 23 23 44 55 68 39 1983 71 70 58 41 33 19 22 22 20 22 34 *** *** 1984 57 *** 50 25 24 17 17 16 16 23 44 63 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 67 66 55 43 32 21 21 20 22 28 57 61 41 1987 57 49 55 36 28 21 24 24 26 49 45 53 39 1988 64 60 45 36 27 20 24 22 21 28 40 47 36 1989 61 58 53 37 26 16 19 20 19 22 43 55 36 1990 61 56 45 29 19 14 22 19 17 26 33 42 32 1991 61 53 50 29 21 19 18 17 19 38 37 61 35 1992 57 46 50 36 33 23 19 19 17 22 41 53 35 1993 60 58 55 38 34 20 24 22 18 25 40 43 36 1994 49 52 45 39 29 25 23 19 24 43 55 54 38 1995 50 54 43 35 37 28 20 23 28 29 33 58 37 1996 64 59 62 35 28 17 21 15 13 21 42 49 36 1997 64 55 54 36 26 20 16 17 16 25 59 51 37 1998 *** 55 50 *** 24 20 21 21 18 25 29 38 *** 1999 60 51 46 29 20 16 20 17 14 22 41 48 32 2000 53 57 40 23 17 23 20 17 17 30 52 63 34 2001 56 56 34 20 21 19 16 16 18 25 36 57 31 2002 59 53 33 40 25 15 14 13 13 19 46 60 33 2003 57 58 42 33 24 16 17 14 14 20 33 56 32 MEAN 60 60 49 35 27 19 19 18 19 28 42 53 36 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 41 39 35 15 14 11 14 40 52 51 *** 1966 54 64 47 35 29 11 12 13 12 40 25 49 33 1967 71 79 65 48 31 11 12 9 13 25 46 60 39 1968 57 60 44 51 38 20 12 11 13 47 56 25 36 1969 63 61 47 38 28 16 14 21 19 26 51 54 37 1970 59 60 49 32 25 14 20 15 35 41 37 59 37 1971 71 75 62 58 48 33 33 31 28 15 57 50 47 1972 63 84 79 48 43 20 14 19 20 19 47 68 44 1973 77 78 47 35 26 15 25 20 20 23 35 52 38 1974 64 77 68 44 26 17 24 18 24 32 30 70 41 1975 68 65 60 45 33 27 20 16 28 31 68 74 45 1976 75 67 70 57 43 26 27 21 21 38 59 68 48 1977 69 63 46 38 28 19 19 20 18 37 55 66 40 1978 63 63 51 35 30 20 20 20 20 28 57 63 39 1979 60 64 56 34 43 27 23 22 26 35 38 67 41 1980 63 62 64 38 32 24 20 19 29 39 49 59 42 1981 62 60 47 40 33 27 25 26 30 42 43 44 40 1982 60 68 49 36 32 20 25 25 26 52 66 73 44 1983 79 76 64 49 38 22 24 24 22 26 38 *** *** 1984 64 *** 55 31 32 20 19 18 19 30 51 71 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 71 70 61 58 41 23 23 24 24 30 63 67 46 1987 66 55 62 45 32 23 27 26 30 57 50 60 44 1988 69 66 54 43 30 23 25 25 24 33 45 54 41 1989 70 61 59 46 32 18 21 22 22 27 53 59 41 1990 67 64 59 36 24 17 25 21 20 32 38 48 38 1991 68 60 57 35 25 22 18 19 24 45 44 63 40 1992 66 61 60 48 42 24 20 22 20 28 45 57 41 1993 71 61 60 44 40 22 26 23 21 30 50 51 42 1994 55 59 56 48 35 31 26 21 26 51 60 58 44 1995 57 60 53 49 43 30 22 24 32 37 41 62 43 1996 67 66 67 42 33 20 23 19 16 25 47 55 40 1997 67 61 60 43 33 24 18 17 19 31 67 59 42 1998 *** 66 59 *** 38 22 24 24 23 27 33 40 *** 1999 67 55 49 33 21 18 21 19 17 25 44 51 35 2000 57 64 50 28 20 22 21 19 19 36 55 66 38 2001 58 62 41 25 25 20 17 18 24 36 46 66 37 2002 57 63 41 47 29 17 15 13 15 24 51 68 37 2003 63 63 52 40 28 19 16 14 15 25 40 62 36 MEAN 65 65 56 42 33 21 21 20 22 33 48 59 40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 2 *** *** 0 0 0 0 0 9 31 *** 1966 28 16 12 0 0 0 0 0 0 0 7 12 75 1967 24 20 19 2 0 0 0 0 0 0 13 20 98 1968 21 22 8 0 0 0 0 0 0 0 7 6 64 1969 26 18 1 1 0 0 0 0 0 0 13 22 81 1970 31 26 17 1 0 0 0 0 0 3 10 26 114 1971 31 21 6 0 0 0 0 0 0 4 2 19 83 1972 28 24 13 1 0 0 0 0 0 1 3 27 97 1973 27 11 9 0 0 0 0 0 0 0 16 19 82 1974 28 22 9 1 0 0 0 0 0 2 9 28 99 1975 28 21 11 0 0 0 0 0 0 5 17 21 103 1976 23 24 20 0 0 0 0 0 0 0 4 9 80 1977 26 17 2 0 0 0 0 0 0 0 5 16 66 1978 20 13 6 1 0 0 0 0 0 0 14 16 70 1979 23 13 11 0 1 0 0 0 0 0 13 23 84 1980 26 23 15 0 0 0 0 0 0 0 4 19 87 1981 17 15 5 *** 0 0 0 0 0 0 7 23 *** 1982 28 27 16 0 0 0 0 0 0 0 14 24 109 1983 18 20 18 0 0 0 0 0 0 3 14 *** *** 1984 29 *** 6 0 0 0 0 0 0 4 *** 23 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 29 27 17 0 0 0 0 0 0 0 9 27 109 1987 27 21 12 5 0 0 0 0 0 0 10 23 98 1988 28 25 11 2 0 0 0 0 0 0 12 19 97 1989 31 26 17 3 0 0 0 0 0 0 3 24 104 1990 31 23 15 2 0 0 0 0 0 0 10 25 106 1991 25 23 10 0 0 0 0 0 0 0 11 17 86 1992 30 25 20 4 0 0 0 0 0 4 8 21 112 1993 26 17 13 0 0 0 0 0 0 0 6 14 76 1994 20 19 14 0 0 0 0 0 0 0 7 23 83 1995 22 16 12 3 0 0 0 0 0 0 12 25 90 1996 26 12 11 0 0 0 0 0 0 0 7 16 72 1997 24 21 12 2 0 0 0 0 0 0 3 20 82 1998 *** 20 10 *** 0 0 0 0 0 0 3 9 *** 1999 16 15 11 0 0 0 0 0 0 0 5 19 66 2000 22 24 12 1 0 0 0 0 0 0 9 16 84 2001 27 17 7 0 0 0 0 0 0 0 9 10 70 2002 24 15 10 0 0 0 0 0 0 0 7 18 74 2003 25 15 11 1 0 0 0 0 0 0 12 14 78 MEAN 25 20 11 1 0 0 0 0 0 1 9 20 87 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 0 *** *** 0 0 0 0 0 0 0 *** 1966 0 0 0 0 0 0 1 0 0 0 0 0 1 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 2 0 0 0 0 0 2 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 *** 1982 0 0 0 0 0 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 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 0 0 0 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 1 0 0 0 0 0 1 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 2 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 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 20 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 0 0 0 0 0 0 0 0 0 0 *** 1966 0 1 0 0 0 0 0 0 0 0 0 1 2 1967 8 5 1 0 0 0 0 0 0 0 0 1 15 1968 9 15 0 0 0 0 0 0 0 0 0 0 24 1969 8 8 0 0 0 0 0 0 0 0 0 1 17 1970 8 2 0 0 0 0 0 0 0 0 0 17 27 1971 8 0 0 0 0 0 0 0 0 0 0 9 17 1972 25 18 0 0 0 0 0 0 0 0 0 17 60 1973 12 0 0 0 0 0 0 0 0 0 0 1 13 1974 26 13 2 0 0 0 0 0 0 0 0 17 58 1975 17 12 2 0 0 0 0 0 0 0 1 11 43 1976 10 15 3 0 0 0 0 0 0 0 0 3 31 1977 16 1 0 0 0 0 0 0 0 0 0 3 20 1978 4 1 0 0 0 0 0 0 0 0 0 0 5 1979 7 0 1 0 0 0 0 0 0 0 0 10 18 1980 17 9 0 0 0 0 0 0 0 0 0 1 27 1981 4 1 0 0 0 0 0 0 0 0 0 0 5 1982 5 6 0 0 0 0 0 0 0 0 1 2 14 1983 13 4 0 0 0 0 0 0 0 0 0 *** *** 1984 7 *** 0 0 0 0 0 0 0 0 0 4 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 7 1 1 0 0 0 0 0 0 0 0 8 17 1987 9 2 0 0 0 0 0 0 0 0 1 1 13 1988 11 6 0 0 0 0 0 0 0 0 0 4 21 1989 22 15 1 0 0 0 0 0 0 0 0 0 38 1990 10 0 1 0 0 0 0 0 0 0 0 3 14 1991 0 2 0 0 0 0 0 0 0 0 0 1 3 1992 12 6 4 0 0 0 0 0 0 0 0 1 23 1993 13 4 0 0 0 0 0 0 0 0 0 0 17 1994 3 2 0 0 0 0 0 0 0 0 0 6 11 1995 0 0 0 0 0 0 0 0 0 0 0 5 5 1996 18 1 0 0 0 0 0 0 0 0 0 0 19 1997 5 2 1 0 0 0 0 0 0 0 0 1 9 1998 *** 1 0 *** 0 0 0 0 0 0 0 0 *** 1999 3 0 0 0 0 0 0 0 0 0 0 0 3 2000 1 4 0 0 0 0 0 0 0 0 0 2 7 2001 4 1 0 0 0 0 0 0 0 0 0 0 5 2002 10 1 0 0 0 0 0 0 0 0 0 3 14 2003 4 1 0 0 0 0 0 0 0 0 0 2 7 MEAN 9 4 0 0 0 0 0 0 0 0 0 4 17 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 0 0 0 5 28 17 0 0 0 0 *** 1966 0 0 0 0 0 7 21 11 0 0 0 0 39 1967 0 0 0 0 0 5 29 19 0 0 0 0 53 1968 0 0 0 0 0 4 13 21 0 0 0 2 40 1969 0 0 0 0 0 3 24 9 0 0 0 0 36 1970 0 0 0 0 0 17 24 31 9 0 0 0 81 1971 0 0 0 0 0 10 20 25 4 0 0 0 59 1972 0 0 0 0 0 5 23 2 0 0 0 0 30 1973 0 0 0 0 0 14 24 9 4 0 0 0 51 1974 0 0 0 0 0 7 13 20 0 0 0 0 40 1975 0 0 0 0 0 6 31 18 0 0 0 0 55 1976 0 0 0 0 0 4 26 10 5 0 0 0 45 1977 0 0 0 0 0 17 28 17 0 0 0 0 62 1978 0 0 0 0 0 7 16 24 1 0 0 0 48 1979 0 0 0 0 0 6 22 2 1 0 0 0 31 1980 0 0 0 0 0 9 18 19 0 0 0 0 46 1981 0 0 0 0 0 4 19 20 0 0 0 0 43 1982 0 0 0 0 0 14 19 23 0 0 0 0 56 1983 0 0 0 0 0 15 28 28 11 0 0 *** *** 1984 0 *** 0 0 0 13 11 31 6 0 0 0 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 0 0 0 0 0 8 20 10 0 0 0 0 38 1987 0 0 0 0 0 12 23 19 9 0 0 0 63 1988 0 0 0 0 0 9 27 26 8 0 0 0 70 1989 0 0 0 0 1 18 22 23 10 0 0 0 74 1990 0 0 0 0 0 17 20 31 15 0 0 0 83 1991 0 0 0 0 0 10 31 30 14 0 0 0 85 1992 0 0 0 0 0 5 24 16 0 0 0 0 45 1993 0 0 0 0 0 7 15 16 3 0 0 0 41 1994 0 0 0 0 0 6 29 30 1 0 0 0 66 1995 0 0 0 0 0 3 31 31 0 0 0 0 65 1996 0 0 0 0 0 9 6 18 9 0 0 0 42 1997 0 0 0 0 0 4 30 29 2 0 0 0 65 1998 *** 0 0 *** 0 13 25 20 7 0 0 0 *** 1999 0 0 0 0 2 22 20 25 10 0 0 0 79 2000 0 0 0 0 3 22 19 25 7 0 0 0 76 2001 0 0 0 0 0 20 24 26 8 0 0 0 78 2002 0 0 0 0 0 9 24 31 12 0 0 0 76 2003 0 0 0 0 0 13 31 28 6 0 0 0 78 MEAN 0 0 0 0 0 10 23 21 4 0 0 0 58 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 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 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 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 0 0 0 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 *** 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 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 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 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 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 0 0 0 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 *** 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 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 -------------- 1965 *** *** 11 *** *** 0 0 0 0 0 15 31 *** 11 10 4 8 1966 28 24 20 4 1 0 0 0 0 0 18 28 123 11 5 5 8 1967 27 26 26 9 0 0 0 0 0 6 19 27 140 10 17 4 13 1968 24 28 18 9 0 0 0 0 5 11 24 10 129 9 9 4 29 1969 29 23 5 5 0 0 0 0 0 1 23 30 116 10 31 4 20 1970 31 28 26 5 0 0 0 0 0 14 22 29 155 10 10 4 26 1971 31 24 21 15 0 0 0 0 1 15 10 24 141 9 22 4 26 1972 31 28 23 6 0 0 0 0 0 4 21 31 144 10 21 4 8 1973 31 21 21 5 3 0 0 0 0 11 23 29 144 10 16 5 7 1974 31 28 17 6 0 0 0 0 0 14 21 31 148 10 5 4 26 1975 30 25 17 10 0 0 0 0 0 22 24 30 158 10 4 4 24 1976 24 26 29 11 1 0 0 0 0 6 21 20 138 10 8 5 1 1977 31 24 12 3 0 0 0 0 0 5 22 25 122 10 16 4 26 1978 28 22 18 5 0 0 0 0 0 2 25 23 123 10 11 4 26 1979 31 27 24 5 1 0 0 0 0 4 22 29 143 10 21 5 2 1980 30 28 22 2 0 0 0 0 0 7 12 29 130 10 11 4 21 1981 21 15 10 *** 0 0 0 0 5 14 19 31 *** 9 25 3 30 1982 31 27 27 8 0 0 0 0 0 2 25 29 149 10 30 4 12 1983 25 24 24 12 0 0 0 0 0 21 27 *** *** 10 6 4 17 1984 30 *** 24 11 3 0 0 0 1 14 *** 27 *** 9 28 5 4 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1986 31 28 29 2 0 0 0 0 0 7 25 31 153 10 18 4 3 1987 31 26 26 17 0 0 0 0 0 3 22 28 153 10 12 4 25 1988 31 29 21 8 0 0 0 0 0 3 20 31 143 10 12 4 10 1989 31 28 28 10 2 0 0 0 0 8 24 29 160 10 1 5 2 1990 31 26 27 14 0 0 0 0 0 4 23 30 155 10 12 4 24 1991 29 27 22 9 0 0 0 0 0 4 20 27 138 10 25 4 15 1992 31 27 28 11 0 0 0 0 0 15 16 29 157 10 4 4 19 1993 31 25 23 7 1 0 0 0 0 10 16 25 138 10 5 5 1 1994 26 26 25 4 0 0 0 0 0 4 12 27 124 10 12 4 7 1995 26 26 25 11 1 0 0 0 0 13 19 31 152 10 9 5 10 1996 31 24 26 11 0 0 0 0 0 10 21 26 149 10 17 4 27 1997 31 26 27 8 0 0 0 0 0 5 19 31 147 10 25 4 14 1998 *** 25 18 *** 1 0 0 0 0 6 24 18 *** 10 15 5 3 1999 29 23 22 3 0 0 0 0 0 1 14 26 118 10 21 4 13 2000 28 28 24 2 0 0 0 0 0 4 18 25 129 10 19 4 2 2001 31 28 23 8 0 0 0 0 0 1 22 27 140 10 15 4 27 2002 29 24 22 6 1 0 0 0 0 6 23 27 138 10 23 5 5 2003 30 25 20 5 1 0 0 0 0 0 19 25 125 11 3 5 10 MEAN 29 26 22 8 0 0 0 0 0 7 20 27 139 9 9 5 10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 7.0 7.5 15.6 20.6 24.0 21.8 17.0 11.7 7.1 1.6 ****** 1966 2.7 0.4 4.5 8.9 14.9 20.9 22.4 22.4 18.1 10.8 6.4 1.8 11.2 1967 -3.8 -3.1 1.2 6.5 13.6 18.9 24.0 22.4 18.1 11.2 4.5 -0.3 9.4 1968 -2.4 -4.6 4.6 7.2 12.9 19.2 22.2 22.7 14.3 7.1 1.7 11.9 9.7 1969 -4.0 -2.3 7.2 9.2 14.9 19.5 23.3 20.9 16.9 13.6 4.1 1.0 10.4 1970 -4.0 -0.2 5.1 10.8 15.8 21.1 22.9 23.7 18.0 12.4 7.4 -6.0 10.6 1971 -6.0 -3.2 4.7 7.1 15.1 20.4 23.5 22.9 16.6 11.1 5.5 -1.6 9.7 1972 -7.8 -8.8 1.2 8.7 10.9 18.7 23.4 19.7 17.9 12.8 5.8 -5.3 8.1 1973 -5.8 1.2 4.1 9.8 14.3 21.4 23.3 21.8 18.4 12.9 5.2 0.7 10.6 1974 -6.9 -6.2 4.3 9.0 15.0 20.7 21.9 22.2 17.0 10.0 6.7 -6.2 9.0 1975 -6.5 -4.0 2.9 8.4 14.2 20.0 24.3 22.4 18.2 10.6 2.3 -2.8 9.2 1976 -3.0 -3.4 -0.2 7.5 13.1 19.8 24.2 21.6 18.7 11.1 4.8 2.6 9.7 1977 -5.3 0.2 7.6 8.9 14.2 21.5 24.7 22.5 18.7 11.1 4.8 0.0 10.7 1978 -2.1 1.3 4.1 10.3 14.2 19.1 21.9 22.7 18.8 12.9 2.4 3.3 10.7 1979 -1.2 0.9 3.0 11.7 12.8 19.4 23.6 20.3 17.5 12.9 6.4 -3.5 10.3 1980 -5.3 -3.8 1.4 11.3 14.8 20.8 22.7 22.8 17.7 11.9 6.6 1.6 10.2 1981 -2.8 -0.6 5.5 10.0 14.1 18.4 22.4 22.4 16.8 10.1 6.7 3.4 10.5 1982 -1.7 -4.7 1.5 11.6 15.5 20.9 22.2 22.5 17.8 10.0 3.1 -2.4 9.7 1983 -3.9 -4.5 -0.6 7.5 14.6 20.9 24.0 24.0 19.1 11.2 7.1 ****** ****** 1984 -3.9 ****** 4.2 10.2 12.3 20.9 22.6 23.7 18.1 10.1 5.8 -1.4 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 -3.0 -1.8 2.3 9.2 13.8 19.4 22.8 20.9 16.9 13.6 3.6 -3.0 9.6 1987 -3.3 0.4 2.7 9.4 16.5 20.9 21.9 22.2 18.6 10.1 6.9 1.9 10.7 1988 -3.0 -2.3 4.4 9.8 16.3 20.1 24.5 22.9 19.2 13.1 5.7 1.9 11.0 1989 -6.8 -5.8 2.8 9.4 14.3 21.5 23.8 23.0 18.1 13.4 6.0 -2.1 9.8 1990 -5.4 -2.7 3.3 9.6 16.8 21.8 23.6 24.3 20.5 12.4 7.8 2.3 11.2 1991 -1.5 -1.3 4.4 11.0 15.2 20.8 24.5 23.7 19.1 11.1 6.7 -0.9 11.1 1992 -7.7 -3.8 -1.0 7.8 12.5 19.3 24.0 21.8 16.7 11.9 6.6 -0.5 9.0 1993 -5.6 -1.9 2.1 9.1 13.8 20.3 22.7 22.0 19.4 11.0 5.8 4.0 10.2 1994 -0.6 0.5 4.0 10.7 14.7 20.7 24.8 24.6 16.2 10.7 5.6 -2.3 10.8 1995 1.4 1.1 4.5 9.0 13.7 19.7 25.1 23.8 18.4 11.7 6.9 -1.7 11.1 1996 -6.4 1.2 1.4 9.1 15.8 21.7 22.1 22.4 19.6 12.3 5.3 2.5 10.6 1997 -1.2 -1.0 1.9 8.3 13.8 20.2 26.2 24.6 18.6 13.1 4.3 -0.3 10.7 1998 ****** -1.5 3.6 ****** 16.0 21.5 24.2 23.0 19.5 12.7 8.9 6.4 ****** 1999 0.0 2.3 3.8 10.8 17.5 23.0 24.0 22.8 19.4 13.2 6.3 2.8 12.2 2000 -0.5 -3.0 4.1 12.9 18.2 22.0 23.7 23.2 19.5 11.6 4.2 0.2 11.3 2001 -1.6 -0.5 6.6 12.7 16.9 21.7 24.8 23.4 18.4 13.6 5.9 2.2 12.0 2002 -5.2 1.2 6.1 9.4 15.7 21.0 23.7 23.6 20.5 14.2 5.4 -0.9 11.2 2003 -1.9 -0.2 3.7 11.3 14.8 21.2 26.4 23.3 19.0 14.3 6.5 0.8 11.6 MEAN -3.5 -1.8 3.5 9.5 14.7 20.5 23.6 22.7 18.2 11.8 5.6 0.3 10.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** -6.3 -6.6 -0.9 -4.9 0.4 -3.2 -10.7 -3.5 -3.9 -10.6 ****** 1966 -7.6 -6.1 -6.8 -5.5 -3.6 -8.9 -5.2 -5.9 -9.6 -2.2 -8.8 -8.4 -6.5 1967 -9.2 -7.7 -4.4 -3.1 -2.3 -8.1 -3.8 -7.8 -8.2 -5.6 -6.7 -9.8 -6.4 1968 -10.8 -12.8 -6.1 -2.6 -0.1 -1.8 -4.2 -5.0 -10.5 -3.5 -6.4 -8.2 -6.0 1969 -10.6 -8.7 -2.7 -4.3 -1.4 -2.9 -2.9 -2.0 -5.5 -5.4 -5.6 -8.9 -5.1 1970 -12.6 -7.3 -5.4 -5.2 -3.6 -4.8 0.4 -3.0 4.3 0.7 -6.0 -13.4 -4.7 1971 -11.5 -7.5 -2.7 -1.2 4.7 6.6 8.1 7.2 0.8 -13.5 -4.6 -12.2 -2.1 1972 -14.0 -11.5 -2.0 -1.4 -1.3 -2.8 -2.7 -2.3 -3.0 -7.8 -5.6 -11.1 -5.5 1973 -9.0 -2.8 -5.8 -5.0 -3.0 -4.2 2.6 0.1 -2.4 -4.8 -7.5 -7.2 -4.1 1974 -11.9 -9.8 -1.6 -2.8 -3.0 -2.5 2.0 -2.2 -0.6 -5.0 -8.1 -11.4 -4.7 1975 -11.5 -10.0 -4.0 -1.7 -1.3 0.9 2.9 -2.2 1.2 -3.6 -3.0 -6.8 -3.3 1976 -7.2 -8.7 -5.3 -0.1 1.7 1.5 4.0 0.5 -1.3 -2.3 -2.7 -2.6 -1.9 1977 -10.1 -6.2 -2.8 -3.9 -2.3 -1.1 2.4 1.5 -2.0 -2.4 -2.8 -5.8 -3.0 1978 -7.7 -5.0 -4.4 -3.4 -2.0 -2.9 0.4 1.3 -1.6 -2.9 -4.9 -3.1 -3.0 1979 -5.1 -5.2 -3.8 -2.1 0.1 1.7 3.1 0.1 -0.1 -0.6 -5.5 -8.3 -2.1 1980 -10.8 -9.3 -4.3 -1.8 -0.8 1.3 0.5 1.2 1.0 -1.0 -2.7 -4.8 -2.6 1981 -8.5 -6.8 -4.1 -2.3 -1.3 1.1 3.2 3.6 1.3 -1.1 -3.8 -6.0 -2.1 1982 -8.0 -9.7 -7.0 -1.4 0.7 -0.0 2.9 3.6 -0.1 0.4 -2.8 -6.4 -2.3 1983 -7.1 -8.3 -6.1 -2.2 1.4 0.6 4.1 4.7 -0.7 -5.6 -4.4 ****** ****** 1984 -9.7 ****** -3.9 -5.5 -3.6 -0.9 -0.4 0.2 -3.0 -5.9 -3.4 -6.0 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 -7.4 -6.3 -4.3 0.3 0.2 0.1 2.5 1.1 -1.0 -1.3 -2.8 -8.1 -2.2 1987 -8.8 -6.9 -3.9 -2.2 1.6 1.4 3.0 3.6 2.5 1.5 -2.3 -5.0 -1.3 1988 -7.9 -7.6 -4.5 -1.7 0.1 0.4 5.3 3.9 0.9 -1.3 -4.8 -6.1 -1.9 1989 -11.6 -11.6 -4.3 -1.5 -1.3 -1.4 2.7 2.6 -1.4 -3.1 -3.3 -8.8 -3.6 1990 -10.5 -8.6 -5.1 -4.5 -2.4 -1.5 3.3 3.0 -0.7 -3.0 -4.3 -7.3 -3.5 1991 -6.9 -8.0 -3.8 -3.1 -3.2 0.5 1.7 1.1 -0.4 0.0 -4.7 -6.5 -2.8 1992 -13.2 -11.0 -8.2 -3.3 -0.3 0.3 1.6 1.0 -3.5 -4.7 -4.1 -8.0 -4.5 1993 -10.8 -8.1 -5.1 -2.0 0.8 -0.0 4.0 2.9 -1.2 -5.1 -4.2 -5.4 -2.9 1994 -8.3 -6.7 -4.9 0.3 0.3 3.6 5.5 3.2 -0.6 1.2 -1.7 -12.2 -1.7 1995 -6.2 -5.9 -4.6 -1.6 1.5 3.3 4.1 4.7 3.2 -1.8 -5.8 -7.9 -1.4 1996 -11.5 -4.5 -4.3 -2.7 0.6 -0.1 2.5 -0.8 -3.9 -5.4 -4.9 -5.8 -3.4 1997 -7.4 -7.8 -5.2 -3.6 -1.6 0.7 2.3 0.9 -2.6 -2.4 -1.8 -8.0 -3.0 1998 ****** -7.1 -4.2 ****** 1.0 0.9 4.1 3.2 -0.2 -4.1 -4.9 -5.4 ****** 1999 -5.8 -5.8 -5.9 -3.8 -2.0 -0.8 2.3 0.7 -3.3 -4.0 -4.1 -6.1 -3.2 2000 -8.0 -8.9 -5.8 -4.1 -3.4 2.0 2.6 0.8 -1.9 -2.3 -4.0 -6.2 -3.3 2001 -8.6 -7.3 -5.3 -5.5 -2.8 -0.6 1.2 0.5 -1.2 -1.6 -5.1 -4.2 -3.4 2002 -11.7 -5.7 -6.5 -1.6 -2.0 -2.5 -1.6 -2.5 -4.0 -4.4 -3.7 -6.2 -4.4 2003 -9.3 -7.3 -5.9 -1.8 -2.0 -0.5 2.4 -1.0 -4.1 -3.9 -6.6 -7.1 -3.9 MEAN -9.4 -7.7 -4.8 -2.8 -1.0 -0.7 1.8 0.5 -1.9 -3.2 -4.5 -7.4 -3.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 3.38 3.31 5.36 4.18 5.35 4.29 2.40 4.04 3.98 2.45 ****** 1966 3.00 3.37 3.22 3.44 4.01 2.77 3.58 3.38 2.66 4.40 2.66 2.91 3.28 1967 2.81 3.10 3.79 4.15 4.36 2.88 3.92 2.84 2.86 3.39 3.31 2.84 3.35 1968 2.55 2.31 3.34 4.18 5.07 4.52 3.71 3.47 2.37 3.98 3.38 2.83 3.48 1969 2.45 2.79 4.14 3.72 4.61 4.09 4.19 4.45 3.42 3.45 3.53 2.72 3.63 1970 2.26 3.35 3.48 3.63 3.90 3.82 5.26 4.52 7.07 5.55 3.42 2.34 4.05 1971 2.55 3.44 4.22 4.67 7.02 7.98 8.81 8.34 5.41 1.99 3.75 2.36 5.05 1972 1.92 2.48 4.41 4.54 4.62 4.22 4.18 4.30 4.03 2.81 3.45 2.31 3.61 1973 2.81 4.29 3.36 3.55 4.05 3.72 6.22 5.01 4.20 3.54 2.96 3.03 3.89 1974 2.18 2.73 4.60 4.10 4.08 4.19 5.77 4.47 4.81 3.59 2.77 2.39 3.81 1975 2.34 2.62 3.85 4.44 4.59 5.40 6.14 4.26 5.49 3.91 4.13 3.16 4.19 1976 3.16 2.73 3.55 5.00 5.67 5.56 6.70 5.17 4.57 4.27 4.16 4.26 4.57 1977 2.48 3.37 4.12 3.92 4.37 4.60 5.94 5.57 4.37 4.25 4.16 3.40 4.21 1978 2.96 3.52 3.68 3.97 4.35 4.12 5.15 5.46 4.40 4.03 3.54 4.06 4.10 1979 3.46 3.46 3.87 4.35 5.10 5.64 6.20 5.01 4.98 4.83 3.41 2.86 4.43 1980 2.35 2.68 3.82 4.43 4.74 5.47 5.12 5.41 5.38 4.73 4.14 3.60 4.32 1981 2.81 3.11 3.75 4.26 4.58 5.44 6.27 6.46 5.51 4.64 3.84 3.23 4.49 1982 2.84 2.53 3.02 4.53 5.26 4.97 6.14 6.53 4.97 5.20 4.18 3.26 4.45 1983 3.18 2.94 3.28 4.28 5.52 5.21 6.70 6.93 4.74 3.35 3.63 ****** ****** 1984 2.59 ****** 3.84 3.42 3.92 4.66 4.83 5.03 4.01 3.27 3.93 3.30 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 3.06 3.27 3.69 5.17 5.14 5.01 5.94 5.40 4.64 4.54 4.14 2.85 4.41 1987 2.75 3.10 3.85 4.36 5.57 5.48 6.20 6.43 5.99 5.66 4.33 3.57 4.78 1988 2.86 2.96 3.66 4.53 5.03 5.11 7.25 6.58 5.32 4.59 3.58 3.25 4.56 1989 2.21 2.21 3.72 4.56 4.55 4.52 6.03 5.95 4.51 3.98 4.02 2.75 4.08 1990 2.42 2.80 3.53 3.62 4.20 4.47 6.34 6.16 4.73 4.03 3.68 2.99 4.08 1991 3.12 2.88 3.91 4.03 4.02 5.21 5.61 5.45 4.80 5.05 3.59 3.28 4.25 1992 2.00 2.35 2.95 4.00 4.96 5.14 5.66 5.37 3.87 3.58 3.85 2.95 3.89 1993 2.44 3.00 3.56 4.35 5.30 4.99 6.61 6.09 4.55 3.48 3.77 3.41 4.30 1994 2.85 3.10 3.61 5.18 5.12 6.58 7.34 6.36 4.80 5.51 4.57 2.22 4.77 1995 3.25 3.31 3.64 4.48 5.66 6.33 6.69 6.94 6.34 4.43 3.38 2.90 4.78 1996 2.33 3.66 3.70 4.15 5.24 5.04 5.93 4.77 3.80 3.43 3.59 3.36 4.08 1997 3.20 2.94 3.48 3.97 4.47 5.32 5.85 5.30 4.15 4.20 4.46 2.91 4.19 1998 ****** 3.09 3.85 ****** 5.50 5.33 6.69 6.29 4.95 3.74 3.57 3.46 ****** 1999 3.36 3.37 3.32 3.88 4.36 4.77 5.89 5.22 3.94 3.78 3.76 3.27 4.08 2000 2.93 2.77 3.34 3.79 3.98 5.93 6.12 5.32 4.35 4.29 3.84 3.33 4.16 2001 2.78 3.05 3.43 3.40 4.12 4.86 5.44 5.20 4.56 4.48 3.49 3.76 4.05 2002 2.36 3.39 3.20 4.52 4.35 4.19 4.57 4.19 3.80 3.63 3.87 3.29 3.78 2003 2.70 3.12 3.33 4.45 4.35 4.82 5.94 4.66 3.73 3.74 3.20 3.27 3.94 MEAN 2.70 3.03 3.64 4.17 4.77 4.91 5.80 5.33 4.49 4.09 3.71 3.09 4.14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 4.16 4.07 6.61 5.19 6.66 5.32 2.99 4.99 4.90 3.01 ****** 1966 3.69 4.12 3.96 4.24 4.96 3.45 4.46 4.22 3.30 5.42 3.28 3.57 4.06 1967 3.44 3.79 4.63 5.10 5.39 3.59 4.89 3.55 3.55 4.19 4.07 3.48 4.14 1968 3.12 2.83 4.11 5.14 6.26 5.62 4.63 4.33 2.93 4.90 4.14 3.50 4.29 1969 2.99 3.41 5.09 4.59 5.70 5.09 5.22 5.53 4.25 4.27 4.34 3.33 4.48 1970 2.77 4.10 4.28 4.48 4.84 4.76 6.55 5.63 8.74 6.85 4.21 2.86 5.01 1971 3.11 4.20 5.18 5.74 8.66 9.87 10.92 10.34 6.70 2.46 4.61 2.90 6.22 1972 2.34 3.02 5.40 5.59 5.69 5.24 5.21 5.34 5.01 3.48 4.24 2.81 4.45 1973 3.43 5.24 4.12 4.38 5.02 4.63 7.73 6.23 5.21 4.39 3.64 3.71 4.81 1974 2.66 3.32 5.64 5.05 5.05 5.22 7.17 5.56 5.96 4.43 3.41 2.92 4.70 1975 2.86 3.20 4.71 5.46 5.67 6.70 7.64 5.31 6.81 4.83 5.05 3.86 5.18 1976 3.86 3.33 4.34 6.14 6.99 6.90 8.34 6.43 5.68 5.27 5.10 5.22 5.63 1977 3.03 4.13 5.07 4.83 5.41 5.73 7.40 6.92 5.43 5.24 5.11 4.16 5.20 1978 3.62 4.31 4.52 4.89 5.38 5.12 6.40 6.79 5.47 4.99 4.34 4.98 5.07 1979 4.24 4.24 4.75 5.37 6.30 7.00 7.71 6.22 6.18 5.97 4.21 3.49 5.47 1980 2.86 3.27 4.68 5.47 5.86 6.80 6.37 6.74 6.67 5.85 5.09 4.41 5.34 1981 3.44 3.80 4.61 5.26 5.66 6.74 7.79 8.03 6.83 5.73 4.72 3.97 5.55 1982 3.48 3.08 3.71 5.59 6.51 6.18 7.63 8.11 6.17 6.40 5.13 3.98 5.50 1983 3.88 3.59 4.01 5.27 6.82 6.48 8.34 8.62 5.89 4.14 4.47 ****** ****** 1984 3.16 ****** 4.71 4.22 4.85 5.79 6.02 6.27 4.98 4.03 4.84 4.03 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 3.74 4.00 4.53 6.35 6.35 6.22 7.39 6.72 5.76 5.61 5.08 3.48 5.44 1987 3.36 3.79 4.72 5.37 6.89 6.82 7.71 7.98 7.43 6.97 5.33 4.38 5.90 1988 3.49 3.62 4.50 5.58 6.24 6.35 9.02 8.18 6.61 5.67 4.41 3.99 5.64 1989 2.69 2.70 4.56 5.61 5.63 5.63 7.51 7.41 5.60 4.93 4.94 3.36 5.05 1990 2.95 3.42 4.33 4.46 5.22 5.57 7.89 7.67 5.89 4.98 4.54 3.68 5.05 1991 3.82 3.52 4.80 4.97 4.98 6.47 7.00 6.79 5.97 6.22 4.43 4.01 5.25 1992 2.44 2.87 3.61 4.92 6.12 6.38 7.05 6.69 4.80 4.43 4.74 3.61 4.80 1993 2.98 3.67 4.36 5.35 6.55 6.20 8.21 7.57 5.66 4.30 4.63 4.19 5.31 1994 3.49 3.80 4.44 6.38 6.33 8.15 9.12 7.91 5.94 6.79 5.61 2.71 5.89 1995 3.98 4.06 4.47 5.52 6.99 7.84 8.32 8.63 7.85 5.47 4.17 3.55 5.90 1996 2.84 4.48 4.52 5.12 6.48 6.27 7.38 5.94 4.72 4.24 4.41 4.12 5.04 1997 3.92 3.60 4.27 4.90 5.53 6.60 7.29 6.61 5.16 5.20 5.47 3.57 5.18 1998 ****** 3.78 4.73 ****** 6.81 6.63 8.32 7.82 6.15 4.62 4.40 4.26 ****** 1999 4.11 4.13 4.08 4.79 5.41 5.94 7.33 6.50 4.90 4.67 4.62 4.01 5.04 2000 3.59 3.38 4.10 4.68 4.94 7.37 7.61 6.62 5.41 5.29 4.71 4.07 5.15 2001 3.41 3.73 4.23 4.20 5.11 6.05 6.78 6.48 5.67 5.54 4.29 4.61 5.01 2002 2.89 4.16 3.93 5.56 5.39 5.22 5.69 5.23 4.73 4.50 4.76 4.02 4.67 2003 3.30 3.82 4.09 5.49 5.38 5.99 7.41 5.81 4.63 4.64 3.94 4.01 4.88 MEAN 3.30 3.71 4.47 5.14 5.89 6.10 7.21 6.63 5.57 5.05 4.56 3.78 5.12 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 ****** ****** 6.25 7.10 12.89 20.84 25.51 23.44 18.23 9.49 5.89 4.71 ****** 1966 4.45 2.45 5.03 7.82 12.95 22.82 24.30 24.41 19.06 8.28 7.08 3.94 11.88 1967 1.58 1.30 2.36 5.05 11.02 19.80 26.99 25.32 18.88 10.09 5.31 2.85 10.88 1968 2.38 1.88 4.84 5.68 9.31 17.78 24.12 24.94 15.16 5.60 3.11 13.39 10.68 1969 1.97 2.14 5.38 7.77 12.25 18.91 25.67 20.86 16.39 12.51 4.42 3.73 11.00 1970 2.20 2.39 5.08 9.12 14.44 22.04 22.73 25.43 14.03 9.29 6.99 1.88 11.30 1971 1.27 1.28 3.74 4.75 9.27 15.64 19.32 19.28 14.06 12.01 4.82 3.05 9.04 1972 1.31 0.60 1.50 6.19 8.01 17.87 25.34 18.97 17.22 12.76 5.55 1.61 9.74 1973 0.92 1.73 4.53 8.31 12.31 22.66 22.91 21.32 17.90 12.02 6.14 3.22 11.16 1974 1.25 0.97 3.30 7.13 13.30 21.06 20.49 22.77 14.94 8.80 7.31 1.42 10.23 1975 1.31 1.82 3.28 6.24 11.60 18.25 24.40 23.58 15.79 9.53 2.66 1.35 9.98 1976 1.42 1.64 2.00 4.67 8.92 17.70 23.56 20.79 17.60 8.95 3.84 2.42 9.46 1977 1.39 2.72 5.88 7.12 11.47 21.58 25.63 21.91 17.81 8.94 3.83 2.35 10.88 1978 1.94 2.66 4.03 8.27 11.97 18.60 21.56 22.87 18.23 11.03 3.31 3.05 10.63 1979 2.64 2.59 3.71 9.29 9.54 16.79 22.99 19.02 15.54 10.08 6.52 1.67 10.03 1980 1.57 1.86 2.51 8.42 12.07 19.33 22.71 22.73 15.37 9.40 5.17 2.96 10.34 1981 1.97 2.37 4.85 7.74 11.48 15.76 21.04 20.90 14.04 7.61 5.80 4.27 9.82 1982 2.25 1.53 3.39 8.81 11.86 20.11 20.62 21.01 15.89 6.38 3.00 1.49 9.69 1983 1.18 1.30 2.20 5.66 10.61 20.04 23.44 23.41 18.32 10.69 6.47 ****** ****** 1984 1.98 ****** 3.99 8.91 10.17 20.73 22.55 24.88 17.63 9.44 4.82 1.79 ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 1.53 1.71 3.08 5.66 10.33 18.13 21.66 19.42 15.34 11.30 3.24 1.75 9.43 1987 1.94 2.92 3.00 7.33 12.91 19.35 20.35 20.39 16.42 6.20 5.40 3.06 9.94 1988 1.65 1.90 4.27 7.14 13.37 18.71 23.46 21.37 17.86 10.69 5.53 3.54 10.79 1989 1.32 1.70 3.31 6.94 12.11 22.01 23.96 22.39 17.34 12.04 4.79 2.31 10.85 1990 1.47 2.03 3.85 8.47 15.38 22.59 22.58 24.71 20.47 10.57 7.04 4.41 11.96 1991 1.99 2.40 4.02 9.15 13.36 19.78 25.80 24.61 18.56 7.92 6.16 2.07 11.32 1992 1.36 2.12 2.56 6.29 9.24 17.41 24.44 21.04 15.80 10.79 6.10 2.69 9.99 1993 1.43 2.05 3.13 6.81 10.06 19.09 20.81 20.16 18.46 9.78 5.12 4.35 10.10 1994 2.83 2.77 4.16 7.23 11.36 17.75 23.88 25.07 13.85 6.75 4.03 2.37 10.17 1995 3.03 2.81 4.38 6.51 9.36 16.32 25.31 22.86 15.08 9.55 6.81 2.18 10.35 1996 1.41 2.43 2.41 7.12 12.44 21.20 20.26 22.84 20.11 11.23 5.12 3.64 10.85 1997 2.13 2.58 3.09 6.80 11.22 18.39 28.97 26.36 18.16 10.99 3.15 2.77 11.22 1998 ****** 2.03 3.79 ****** 12.58 20.51 23.59 22.09 18.38 11.60 8.01 6.09 ****** 1999 2.23 3.48 4.42 8.89 16.13 23.94 24.31 22.91 19.97 12.02 5.46 4.07 12.32 2000 2.76 2.02 4.59 11.15 17.56 21.52 23.41 23.63 19.13 9.48 4.01 2.38 11.80 2001 2.49 2.48 6.33 11.42 15.49 22.15 26.46 24.33 17.61 11.13 5.84 2.83 12.38 2002 1.86 2.85 6.18 6.95 13.96 21.19 25.34 26.18 21.54 13.16 4.75 2.02 12.17 2003 2.41 2.54 4.34 8.54 12.48 21.24 29.18 24.91 19.53 12.97 6.28 2.81 12.27 MEAN 1.91 2.11 3.92 7.47 11.97 19.73 23.68 22.71 17.26 10.03 5.23 3.15 10.76 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 43 44 40 26 26 28 18 40 52 44 *** 1966 51 66 51 41 32 17 19 18 19 46 38 56 38 1967 67 73 68 53 38 18 19 15 21 35 48 53 42 1968 54 56 48 53 45 28 20 18 23 51 58 32 41 1969 61 62 51 41 37 26 22 26 25 31 53 51 41 1970 54 60 49 36 31 22 25 21 45 47 42 58 41 1971 67 73 60 57 52 44 39 39 38 21 52 48 49 1972 63 81 80 53 46 29 21 26 28 27 48 66 47 1973 79 76 53 39 33 21 30 26 28 33 44 59 43 1974 69 76 68 47 34 24 30 23 33 40 39 68 46 1975 69 64 64 52 39 30 27 22 34 41 70 75 49 1976 74 67 69 61 49 33 30 27 29 44 61 70 51 1977 70 65 51 46 37 25 26 28 28 44 61 66 46 1978 66 64 58 42 36 26 27 27 29 37 60 65 45 1979 65 66 60 42 45 33 28 28 33 41 47 71 47 1980 67 67 67 43 38 30 25 26 35 43 53 65 47 1981 66 64 54 45 38 35 31 31 38 49 50 53 46 1982 63 69 55 44 40 27 30 32 32 55 67 75 49 1983 80 76 68 54 44 30 30 31 30 34 47 *** *** 1984 66 *** 58 37 37 27 24 24 27 36 54 73 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 73 72 64 57 43 30 28 29 33 39 65 69 50 1987 67 60 64 48 40 29 32 32 36 59 55 63 49 1988 70 68 55 48 35 30 31 32 33 41 50 58 46 1989 70 65 61 50 38 24 27 28 31 37 54 61 46 1990 68 65 57 41 31 25 29 27 28 38 46 53 42 1991 68 62 57 41 32 29 25 25 31 51 46 67 45 1992 66 61 61 48 45 31 25 28 29 35 47 59 45 1993 68 64 60 49 44 28 32 31 28 36 51 52 45 1994 57 59 54 52 40 35 31 27 35 54 60 53 46 1995 58 60 53 50 47 37 28 31 40 43 43 63 46 1996 68 67 67 47 39 27 30 25 25 33 52 57 45 1997 63 61 61 47 39 31 23 23 27 38 67 57 45 1998 *** 67 58 *** 39 28 30 31 31 37 41 46 *** 1999 66 56 52 39 30 24 27 26 26 35 50 55 41 2000 60 64 51 34 26 30 27 26 27 43 58 63 42 2001 60 63 47 32 29 27 24 25 31 39 50 64 41 2002 61 63 45 50 34 24 22 21 23 32 55 68 42 2003 58 60 52 44 34 28 24 24 26 32 43 57 40 MEAN 65 66 58 46 38 28 27 27 30 40 52 60 45 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 59 71 66 48 48 65 33 59 73 59 *** 1966 69 80 71 62 48 30 32 31 36 67 66 79 56 1967 77 82 77 65 57 32 33 27 38 56 65 66 56 1968 63 69 57 70 66 46 36 32 45 67 71 47 56 1969 71 72 61 55 58 44 40 40 41 49 70 64 55 1970 65 71 60 50 47 38 34 33 64 59 59 70 54 1971 80 81 71 70 68 64 54 57 57 34 62 61 63 1972 74 89 89 74 66 51 37 43 47 47 63 77 63 1973 84 85 73 56 52 33 45 39 49 56 66 78 60 1974 81 84 79 60 53 41 44 35 51 60 61 78 61 1975 78 76 77 71 58 40 41 37 50 62 80 84 63 1976 81 74 77 76 67 49 42 40 47 64 75 80 64 1977 82 78 69 69 59 40 39 42 46 62 78 78 62 1978 77 77 75 63 55 42 42 40 47 57 74 81 61 1979 83 81 77 62 59 49 41 43 49 56 69 80 62 1980 79 81 80 62 56 45 38 41 51 59 69 81 62 1981 80 78 75 62 54 53 45 45 56 69 68 73 63 1982 76 79 74 64 60 45 44 48 49 71 80 85 65 1983 88 83 81 72 63 48 44 47 49 55 68 *** *** 1984 79 *** 70 55 56 43 35 38 46 57 68 85 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 82 81 77 72 58 46 41 44 53 59 79 80 64 1987 80 75 78 66 59 42 47 46 56 72 71 77 64 1988 78 79 68 64 50 46 44 48 54 62 64 75 61 1989 79 76 73 69 58 39 41 43 52 60 69 68 61 1990 77 75 69 59 50 43 40 42 46 56 66 69 58 1991 77 74 66 58 49 45 38 39 52 70 59 77 59 1992 76 75 74 63 61 46 39 42 49 56 59 72 59 1993 76 75 70 66 59 43 45 48 47 54 64 64 59 1994 69 68 65 70 56 49 44 42 56 70 70 60 60 1995 68 68 62 68 61 54 42 48 59 65 62 69 61 1996 73 76 75 65 58 44 45 41 46 54 67 68 59 1997 71 70 71 65 57 49 37 35 47 58 77 64 58 1998 *** 80 69 *** 56 41 46 48 52 59 63 62 *** 1999 74 65 64 55 48 39 41 41 47 59 66 69 56 2000 71 73 66 53 41 44 40 41 43 63 68 70 56 2001 69 76 67 52 45 42 40 41 51 56 68 71 57 2002 69 74 61 64 53 39 39 37 40 54 69 78 56 2003 67 69 64 60 51 47 38 43 48 51 56 68 55 MEAN 76 76 71 64 56 44 41 42 49 59 68 72 60 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1965 *** *** 30 21 22 12 12 9 8 25 30 26 *** 1966 32 51 35 25 20 8 10 9 9 31 22 35 24 1967 54 59 57 41 25 9 10 8 10 21 34 36 30 1968 44 38 39 40 30 17 11 10 10 38 46 22 29 1969 51 53 43 30 23 14 11 15 14 19 36 37 29 1970 40 48 40 24 20 10 18 13 33 38 31 46 30 1971 50 63 50 46 40 31 30 27 26 12 42 35 38 1972 51 69 72 37 30 15 12 16 17 15 36 55 35 1973 72 64 39 27 22 12 21 18 17 20 29 45 32 1974 58 67 59 36 21 14 20 15 22 27 25 58 35 1975 60 52 52 40 24 22 18 13 24 29 62 66 39 1976 66 58 62 50 36 23 20 19 19 30 48 60 41 1977 59 54 38 32 25 15 17 18 17 31 48 54 34 1978 58 54 45 27 24 15 18 19 18 25 49 52 34 1979 51 52 46 28 35 23 20 19 23 32 32 64 35 1980 56 56 57 29 25 20 17 18 24 33 42 52 36 1981 56 54 38 33 26 23 22 22 27 35 37 40 34 1982 54 61 44 31 27 18 21 23 23 43 55 67 39 1983 71 70 58 40 33 19 21 22 19 22 34 *** *** 1984 57 *** 47 24 23 16 16 15 16 22 42 62 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 65 65 54 43 31 20 21 20 21 27 56 60 40 1987 56 49 54 36 28 21 23 23 25 48 44 53 38 1988 62 59 44 36 26 20 23 22 21 27 40 46 36 1989 61 57 52 37 26 16 19 20 19 22 42 53 35 1990 60 55 44 29 19 14 21 18 16 25 32 41 31 1991 59 51 49 28 21 19 16 16 18 36 36 57 34 1992 55 46 48 36 32 21 17 19 16 22 38 47 33 1993 59 54 51 37 33 19 23 21 17 24 39 42 35 1994 47 50 44 39 29 25 22 19 23 42 51 44 36 1995 49 53 43 35 35 27 20 22 28 28 30 57 36 1996 63 59 60 33 27 17 21 15 13 20 41 47 35 1997 55 53 52 32 26 20 15 16 16 25 57 49 35 1998 *** 54 48 *** 24 20 20 20 18 24 28 34 *** 1999 58 48 43 27 19 15 19 17 14 21 39 45 30 2000 51 56 39 21 16 21 20 16 16 29 48 55 32 2001 52 51 33 19 19 18 15 16 18 25 35 55 30 2002 52 51 31 39 22 14 13 11 13 18 44 59 31 2003 48 50 41 32 23 16 15 13 13 20 32 47 29 MEAN 55 55 47 33 26 18 18 17 18 27 40 49 34 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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 1965 *** *** 1 2 0 0 0 0 0 2 1 3 *** 1966 2 4 1 0 1 0 0 0 0 4 0 2 14 1967 3 6 2 5 1 0 0 0 0 0 5 2 24 1968 3 3 2 8 4 0 0 0 0 2 6 3 31 1969 9 2 7 6 3 0 0 0 0 0 1 3 31 1970 3 1 2 2 3 0 0 0 0 0 1 3 15 1971 0 2 2 7 1 0 0 0 0 0 4 4 20 1972 2 5 8 2 2 0 0 0 0 0 3 3 25 1973 0 3 3 2 0 0 2 0 0 0 1 0 11 1974 9 6 4 2 0 0 0 0 0 1 0 6 28 1975 2 3 3 3 4 0 0 0 0 0 3 8 26 1976 7 5 4 4 2 0 1 0 0 3 2 1 29 1977 3 1 3 5 2 0 0 0 0 4 4 5 27 1978 2 2 4 2 1 0 0 0 0 0 3 3 17 1979 2 1 2 2 5 0 1 0 0 0 2 6 21 1980 5 5 6 3 1 0 0 0 0 0 3 2 25 1981 4 2 2 6 0 0 0 0 0 0 2 2 18 1982 5 4 6 1 2 0 0 0 0 4 4 2 28 1983 5 1 4 2 3 0 0 0 0 0 1 *** *** 1984 4 *** 6 2 1 0 0 0 0 1 2 3 *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 1 0 5 5 2 0 0 0 0 0 7 1 21 1987 2 2 6 3 1 0 2 0 0 5 1 6 28 1988 3 5 5 4 0 0 0 0 0 0 4 2 23 1989 4 2 6 3 2 0 0 0 0 0 4 3 24 1990 2 3 3 3 0 0 0 0 0 0 1 2 14 1991 4 2 5 2 0 0 0 0 0 2 2 8 25 1992 1 2 1 4 0 0 0 0 0 0 1 5 14 1993 6 6 9 6 2 0 0 0 0 0 4 0 33 1994 3 2 3 3 1 0 0 0 0 1 7 3 23 1995 1 3 3 4 4 2 0 0 0 0 0 2 19 1996 4 6 7 2 0 0 0 0 0 0 0 1 20 1997 1 0 4 4 2 2 0 0 0 0 4 3 20 1998 *** 4 4 *** 1 0 0 0 0 2 0 3 *** 1999 4 4 3 3 0 0 0 0 0 0 3 2 19 2000 1 3 2 1 0 0 0 0 0 1 0 6 14 2001 2 0 2 0 2 1 0 0 0 0 3 8 18 2002 3 2 5 6 2 0 0 0 0 0 3 5 26 2003 3 5 0 9 0 0 0 0 0 0 3 5 25 MEAN 3 3 4 3 1 0 0 0 0 1 3 3 21 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. HIGHEST AND LOWEST LIMITS FOR 39 YEARS DURING 1965-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 7.2 7.0 20.5 15.0 17.0 21.0 27.0 21.0 17.4 15.0 11.0 12.0 1 YEAR - DAY 1966-30 1966- 1 1965-10 1979-23 1969-19 1973-28 1992- 2 1974- 9 1971- 1 1980- 4 1993- 1 1968-17 LOW. DRY 03 -30.0 -30.0 -24.0 -9.0 -12.0 2.0 7.0 5.4 -2.6 -5.6 -15.0 -29.4 2 YEAR - DAY 1983-28 1974- 4 1992- 1 1967- 2 1979- 2 1978- 4 1978-10 1972-29 1968-29 1975-28 1967-22 1974-21 HIG. WET 03 4.0 3.6 15.4 9.4 9.8 12.0 15.0 14.6 10.2 8.0 7.6 5.6 3 YEAR - DAY 1966-30 1966- 1 1965-10 1979-23 1998-13 1971-16 1998-12 1971-19 1979-14 1987- 8 1993- 1 1968-17 LOW. WET 03 -29.8 -30.4 -24.0 -11.0 -12.2 0.0 3.0 1.6 -3.6 -8.0 -17.0 -29.6 4 YEAR - DAY 1983-28 1974- 4 1992- 1 1967- 2 1979- 2 1967- 7 1967-20 1972-29 1968-19 1971-23 1967-22 1974-21 HIG. DRY 09 13.0 12.6 18.0 23.0 29.0 33.0 35.0 34.0 32.0 25.2 20.0 28.0 5 YEAR - DAY 1966-29 1977-27 1970-31 1999-27 1999-31 2001-30 1997-22 1997-15 2002- 3 1970- 3 1990- 5 1968- 5 LOW. DRY 09 -12.0 -14.0 -7.0 -1.0 3.0 13.0 20.0 17.0 12.4 3.0 -4.0 -13.0 6 YEAR - DAY 1996-16 1974- 4 1992-10 1967- 2 1979- 2 1992- 7 1987-28 1969-29 1981-23 1976-30 1968-16 1970-16 HIG. WET 09 5.4 10.2 10.0 12.0 18.0 19.6 20.0 22.0 18.9 17.0 10.4 12.0 7 YEAR - DAY 1994- 1 1971-23 1969-31 1970- 3 1965-26 1971-27 2003-17 1970-30 1970- 1 1970- 5 1983- 2 1968- 4 LOW. WET 09 -12.8 -14.6 -9.0 -2.0 0.0 5.4 10.0 9.0 5.0 1.2 -6.0 -15.0 8 YEAR - DAY 1996-16 1974- 4 1992-11 1967- 2 1979- 2 1967- 6 1972-13 1972- 1 1968-19 1968-28 1968-16 1970-16 HIG. DRY 15 9.0 10.6 15.4 20.0 26.4 30.0 32.0 31.0 28.6 22.6 16.4 26.0 9 YEAR - DAY 1966-29 1977-27 2001-31 1991-27 1999-31 1986-30 1977-15 1990-17 1988-10 1989- 8 1967- 1 1968- 4 LOW. DRY 15 -16.0 -18.0 -9.0 -3.6 -1.0 12.0 13.0 12.4 9.6 1.4 -4.4 -15.0 10 YEAR - DAY 1973- 1 1974- 4 1973-10 1967- 1 1979- 2 1995- 5 1987-27 1969-28 1981-23 1968-27 1982-30 1970-16 HIG. WET 15 4.8 8.0 8.0 10.6 19.1 24.6 18.4 19.6 17.4 15.0 8.6 12.4 11 YEAR - DAY 1966- 1 1971-23 1974-15 1994-28 1965-22 1994-21 1971- 4 1991-29 1970- 9 1970- 5 1982-20 1968- 4 LOW. WET 15 -17.0 -18.6 -10.0 -4.4 -3.2 4.6 8.4 8.4 4.4 -1.0 -5.6 -17.0 12 YEAR - DAY 1973- 1 1974- 4 1973-10 1967- 1 1979- 2 1967- 5 1966- 1 1966-24 1968-19 1984-20 1982-30 1970-16 HIG. MIN. 7.0 7.0 10.5 14.0 17.0 20.5 22.0 20.0 16.5 14.5 10.0 12.0 13 YEAR - DAY 1966-30 1966- 1 1974-19 1979-23 1969-19 1973-28 1966-25 1974- 9 1969-11 1980- 4 1993- 1 1968-17 LOW. MIN. -30.0 -30.0 -25.0 -9.0 -12.5 1.5 6.5 5.0 -3.6 -6.0 -15.0 -29.5 14 YEAR - DAY 1983-28 1974- 4 1992- 1 1967- 2 1979- 2 1978- 4 1978-10 1972-29 1968-29 1970-28 1967-22 1974-21 HIG. MAX. 15.0 14.0 20.5 25.0 31.0 35.0 37.0 35.5 34.0 27.0 22.0 30.0 15 YEAR - DAY 1966- 8 1971-23 1965-10 2000-14 1999-31 1990-19 1966-26 1982- 3 2002- 3 1989- 8 1990- 4 1968- 4 LOW. MAX. -11.0 -11.0 -2.0 2.0 4.5 18.0 21.0 18.2 15.0 4.5 -1.5 -8.5 16 YEAR - DAY 1983-28 1974- 4 1990-20 1967- 1 1979- 2 1992- 7 1987-28 1969-29 1981-24 1976-30 1975-29 1972-25 HIG. PPTN 50.0 54.0 80.0 60.0 31.0 10.0 14.0 4.0 4.0 55.0 84.0 56.0 17 YEAR - DAY 1969-23 1980-11 1998-30 1968- 2 1993- 6 2001-12 1987-27 1969-28 1991-29 1976-30 1986-30 1989- 4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 39 YEARS DURING 1965-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 25.0 25.4 21.6 21.0 22.0 21.6 22.8 25.6 24.0 24.0 23.6 22.4 18 YEAR - DAY 1993-23 1983- 2 2002-14 2001-23 2002-17 1980-10 1973-12 1983-29 2003-21 1971-15 1973-12 1974-21 DRY 15 - DRY 09 11.0 10.4 12.4 10.0 10.0 12.6 8.4 11.6 12.8 10.2 9.4 10.0 19 YEAR - DAY 2002-14 2003- 1 1973-10 1996-19 1995-26 1999-27 1994-19 1992-30 1987-12 2000- 3 1997- 3 1969- 4 DRY 15 - DRY 03 21.0 20.0 21.0 18.4 18.6 19.2 19.6 22.4 21.6 22.0 22.4 23.8 20 YEAR - DAY 1992-20 1983- 2 1992- 1 1974-16 1999-12 1994-27 1991- 9 1983-29 1983-26 1971-15 1973-12 1974-21 WET 09 - WET 03 23.1 23.0 18.4 13.0 13.0 13.8 12.5 12.8 14.8 16.5 16.8 21.0 21 YEAR - DAY 1993-23 1983- 2 1992- 1 1970-20 1966-21 1975-16 1966-28 1983-29 1970-28 1970- 5 1973-10 1974-21 WET 15 - WET 09 10.0 8.6 12.4 7.0 8.4 9.0 6.4 6.0 5.4 6.0 6.6 7.4 22 YEAR - DAY 2002-14 2003- 1 1973-10 1970-21 1995-30 1994-21 2003-18 1991-29 1976-18 2001-20 1968-16 1991-26 WET 15 - WET 03 19.6 19.2 19.0 12.0 12.0 18.0 9.4 14.2 13.6 15.0 17.0 23.4 23 YEAR - DAY 1974-30 1974- 7 1992- 1 1997-14 1965-21 1994-21 1973-12 1991-29 1970-30 1970-28 1970-25 1974-21 DAY BY DAY DRY 03 24.8 26.0 15.0 13.0 21.0 10.4 11.0 9.0 11.0 11.0 14.0 23.0 24 YEAR - DAY 1975-27 1999- 8 1992-14 2001-27 1979- 3 1981- 6 1992- 2 1974-10 1992-30 1970-16 1967-14 1974-21 DAY BY DAY WET 03 24.6 23.6 15.2 10.0 16.6 5.6 6.8 7.4 9.2 10.2 12.2 22.6 25 YEAR - DAY 1975-27 1999- 8 1992-14 1966- 1 1979- 3 1986- 1 1974- 5 1966- 5 1966- 5 1971-31 1967-14 1974-21 DAY BY DAY DRY 09 13.6 10.0 11.0 11.6 13.0 10.0 9.4 8.6 11.0 15.6 10.4 23.8 26 YEAR - DAY 1975-27 1975-19 1988-23 1979-28 1979- 2 1992- 8 1967- 7 1992-31 1981-23 1991-15 1988-11 1968- 1 DAY BY DAY WET 09 11.8 9.0 8.8 7.0 8.0 8.0 5.0 7.0 6.2 6.6 7.6 13.8 27 YEAR - DAY 1971- 1 1974- 4 1976- 5 1979-28 2002- 2 1970-22 2003-19 1970-26 1970- 4 1991-15 1968-16 1968- 1 DAY BY DAY DRY 15 12.6 11.4 14.6 12.4 13.6 11.2 8.0 8.6 11.0 9.0 11.4 22.0 28 YEAR - DAY 1972-14 1974- 5 1973-11 1979-28 1979- 3 1999-28 1988-27 1972- 5 1987-12 2000- 3 1965- 9 1968- 1 DAY BY DAY WET 15 12.2 10.8 11.0 9.6 8.8 10.6 4.0 7.0 6.4 5.0 7.8 12.9 29 YEAR - DAY 1971- 1 1974- 5 1973-11 1979-29 1965-21 1994-21 1967-24 1991-29 1970-10 1981-11 1992-26 1971-21 DAY BY DAY MIN. 24.5 26.0 26.5 12.0 21.0 10.0 10.0 8.5 9.0 11.0 15.0 22.5 30 YEAR - DAY 1975-27 1999- 8 1977- 3 2001-27 1979- 3 1996- 7 1973-11 1974-10 1987-29 1970-16 2003-15 1974-21 DAY BY DAY MAX. 13.0 13.0 11.0 10.0 12.5 9.0 8.0 10.8 9.7 11.0 9.0 22.0 31 YEAR - DAY 1971- 1 1971- 1 1966-20 1992-20 1979- 2 2000-13 1978- 7 1969-29 1969-12 1976-30 1995-26 1968- 1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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.***** ***** 5.9 ***** ***** 19.1 22.1 19.5 14.9 11.0 6.4 0.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** 0.0 ***** ***** 9.3 13.3 9.8 5.9 4.9 -0.9 -8.9 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** 11.8 13.5 23.3 28.2 30.8 29.2 24.0 17.1 13.7 10.8 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** 11.8 ***** ***** 18.9 17.5 19.4 18.1 12.2 14.6 19.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** 3.68 3.57 4.99 4.87 6.48 6.97 2.62 4.08 3.77 1.46 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** 3.37 3.03 5.15 3.78 5.04 2.95 1.91 3.68 3.50 2.57 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** 3.10 3.32 5.93 3.33 4.53 2.94 2.67 4.36 4.68 3.33 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** -7.0 ***** ***** 5.7 8.0 7.8 2.0 1.0 -7.0 -13.5 ****** DAY ** ** 18 ** ** 28 1 28 27 31 30 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** 20.5 20.0 27.5 32.1 33.0 32.1 27.5 21.9 16.0 15.5 ****** DAY ** ** 10 29 22 22 27 6 3 14 22 7 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** 24.6 9.0 2.0 4.2 0.0 1.5 1.5 17.5 30.0 7.0 ****** DAY ** ** 23 20 2 6 ** 9 13 30 9 8 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** 29.6 16.0 4.0 4.2 0.0 2.2 1.5 37.9 33.0 21.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 19.8 16.2 2.5 61.5 NO. OF DAYS WITH PRECIPITATION. *** *** 6 5 2 1 0 2 2 11 2 4 *** NO. OF DAYS PRECIPITATION EQUAL *** *** 3 2 2 1 0 1 1 5 2 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** 1 0 0 0 0 0 0 2 1 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** 52 63 62 47 48 65 33 54 72 53 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** 38 28 23 13 15 9 8 27 31 27 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** 41 39 35 15 14 11 14 40 52 51 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 2 *** *** 0 0 0 0 0 9 31 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 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 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 0 0 0 5 28 17 0 0 0 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. *** *** 11 *** *** 0 0 0 0 0 15 31 *** DATE OF START AND END FREEZING START = 10 NOV. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. 2.7 1.2 4.4 9.4 15.0 20.6 22.5 21.4 17.2 11.0 5.9 1.6 11.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.9 -4.0 -1.6 2.8 8.8 12.4 13.9 13.9 9.1 4.1 -1.6 -4.2 4.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.3 6.4 10.4 16.0 21.2 28.7 31.1 29.6 25.2 17.8 13.4 7.4 18.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 17.2 10.4 12.0 13.2 12.4 16.3 17.2 15.7 16.1 13.7 15.0 11.6 14.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.27 2.89 3.01 3.65 4.04 3.35 4.07 4.02 3.47 4.41 2.98 2.83 3.42 MEAN OF MIXING RATIO AT 09 GMT. 2.94 3.68 3.27 3.15 3.84 2.50 3.62 2.88 2.25 4.30 2.60 3.11 3.18 MEAN OF MIXING RATIO AT 15 GMT. 3.80 3.53 3.39 3.52 4.15 2.45 3.05 3.26 2.25 4.48 2.40 2.79 3.26 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.9 -13.0 -11.5 -3.0 0.0 6.0 11.0 10.0 3.0 0.5 -10.0 -16.0 -16.0 DAY 16 20 24 6 8 27 22 1 22 31 26 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 11.0 15.0 21.0 27.0 34.0 37.0 31.0 29.5 26.5 16.0 14.0 37.0 DAY 8 5 9 16 24 21 26 12 10 19 29 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 43.0 47.0 10.0 4.0 11.0 2.0 0.0 0.0 0.0 30.0 0.0 15.0 47.0 DAY 30 2 14 4 6 4 ** ** ** 12 ** 20 MONTHLY TOTAL PRECIPITATION IN MM. 62.7 83.0 22.0 10.0 14.0 2.0 0.0 0.0 0.0 109.0 0.0 25.0 327.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.2 7.9 0.0 40.9 NO. OF DAYS WITH PRECIPITATION. 7 6 7 3 2 1 0 0 0 7 0 2 35 NO. OF DAYS PRECIPITATION EQUAL 7 6 6 3 2 1 0 0 0 7 0 2 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 3 1 0 1 0 0 0 0 4 0 2 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 66 71 64 60 46 30 32 31 36 65 66 72 53 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 32 64 41 27 23 9 12 10 10 33 24 46 28 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 54 64 47 35 29 11 12 13 12 40 25 49 33 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 16 12 0 0 0 0 0 0 0 7 12 75 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 0 1 0 0 0 0 0 0 0 0 0 1 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 21 11 0 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. 28 24 20 4 1 0 0 0 0 0 18 28 123 DATE OF START AND END FREEZING START = 5 NOV. END = 8 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -3.5 -2.3 1.3 6.9 13.8 18.4 23.5 21.6 17.2 10.6 4.2 -0.3 9.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.1 -7.1 -4.1 1.8 7.6 10.6 14.7 13.3 8.8 2.6 -2.4 -5.5 2.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.0 2.4 6.6 12.1 19.9 26.3 32.2 30.0 25.7 18.6 10.7 4.9 16.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.1 9.5 10.7 10.3 12.3 15.7 17.5 16.7 16.9 16.0 13.1 10.4 13.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.82 2.21 2.71 3.49 4.46 3.33 4.44 3.40 3.52 3.38 2.62 1.61 3.08 MEAN OF MIXING RATIO AT 09 GMT. 3.57 3.67 4.67 5.04 4.60 2.90 3.94 2.70 2.48 3.55 3.85 3.66 3.72 MEAN OF MIXING RATIO AT 15 GMT. 3.05 3.43 3.97 3.92 4.01 2.40 3.37 2.44 2.58 3.24 3.45 3.24 3.26 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.0 -19.0 -13.0 -9.0 0.5 5.0 9.0 10.0 3.0 -2.5 -15.0 -12.0 -20.0 DAY 23 8 1 2 1 9 20 3 30 17 22 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 7.0 11.0 17.0 25.0 31.0 35.0 32.0 29.5 23.0 18.5 10.0 35.0 DAY 17 1 17 24 24 28 14 16 4 9 1 17 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 12.0 12.0 33.0 16.0 0.0 0.0 0.0 0.0 2.0 35.0 5.0 35.0 DAY 31 6 8 5 17 ** ** ** ** 20 25 6 MONTHLY TOTAL PRECIPITATION IN MM. 18.0 55.0 22.0 65.0 21.0 0.0 0.0 0.0 0.0 2.0 87.0 10.0 280.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.9 30.7 0.0 35.4 NO. OF DAYS WITH PRECIPITATION. 3 6 2 5 3 0 0 0 0 1 5 2 27 NO. OF DAYS PRECIPITATION EQUAL 3 6 2 5 3 0 0 0 0 1 5 2 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 2 3 1 0 0 0 0 0 5 0 14 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 59 65 70 60 54 32 33 27 38 55 54 41 49 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 74 69 51 29 12 12 9 11 24 45 59 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 79 65 48 31 11 12 9 13 25 46 60 39 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 20 19 2 0 0 0 0 0 0 13 20 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 8 5 1 0 0 0 0 0 0 0 0 1 15 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 29 19 0 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 26 9 0 0 0 0 0 6 19 27 140 DATE OF START AND END FREEZING START = 17 OCT. END = 13 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -1.8 -4.6 4.7 7.2 13.0 18.9 21.3 22.0 12.9 7.1 2.1 11.4 9.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.5 -9.8 -0.1 1.9 6.6 11.5 13.1 14.2 2.9 1.7 -2.5 3.1 3.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.9 0.6 9.5 12.5 19.3 26.4 29.5 29.8 22.8 12.5 7.0 19.6 16.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.4 10.4 9.6 10.6 12.7 14.9 16.4 15.6 19.9 10.8 9.5 16.5 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.81 1.30 2.83 3.95 5.21 5.06 4.42 4.10 2.84 3.69 2.82 2.91 3.41 MEAN OF MIXING RATIO AT 09 GMT. 3.20 3.05 3.92 4.36 5.11 4.57 3.61 3.25 2.10 4.19 3.80 2.82 3.67 MEAN OF MIXING RATIO AT 15 GMT. 2.63 2.59 3.27 4.23 4.89 3.94 3.11 3.07 2.16 4.08 3.52 2.76 3.35 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.0 -28.0 -8.0 -3.0 2.0 8.0 8.0 9.0 -3.6 -3.0 -12.0 -10.0 -28.0 DAY 27 7 25 4 1 1 22 26 29 20 30 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.5 8.0 16.0 19.5 24.5 31.0 34.5 32.0 26.0 19.0 13.0 30.0 34.5 DAY 13 29 15 17 21 29 7 17 6 1 2 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.0 10.0 25.0 60.0 9.0 0.0 0.0 0.0 0.0 6.0 25.0 11.0 60.0 DAY 25 2 5 2 25 ** ** ** ** 31 30 7 MONTHLY TOTAL PRECIPITATION IN MM. 21.0 27.0 37.0 139.0 36.0 0.0 0.0 0.0 0.0 14.0 81.0 34.0 389.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 21.9 45.0 0.0 33.2 NO. OF DAYS WITH PRECIPITATION. 3 3 3 10 6 0 0 0 0 3 8 5 41 NO. OF DAYS PRECIPITATION EQUAL 3 3 3 10 6 0 0 0 0 3 8 5 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 5 0 0 0 0 0 0 4 2 14 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 47 43 53 68 65 46 36 32 45 65 61 47 51 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 65 46 42 31 19 12 11 11 41 56 24 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 60 44 51 38 20 12 11 13 47 56 25 36 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 22 8 0 0 0 0 0 0 0 7 6 64 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 0 0 0 0 0 0 0 0 0 0 24 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 13 21 0 0 0 2 40 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. 24 28 18 9 0 0 0 0 5 11 24 10 129 DATE OF START AND END FREEZING START = 9 SEP. END = 29 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -3.8 -2.2 7.5 9.4 14.6 18.9 22.4 20.3 15.6 12.6 3.3 -0.3 9.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.1 -6.9 3.7 4.4 8.0 11.2 13.6 12.5 7.1 5.0 -3.7 -7.6 3.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.4 2.4 11.3 14.3 21.2 26.5 31.1 28.1 24.0 20.2 10.3 6.9 16.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.5 9.3 7.6 9.9 13.2 15.3 17.5 15.6 16.9 15.2 14.0 14.5 13.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.68 2.05 3.84 3.70 4.91 4.63 4.88 4.59 3.61 3.73 2.81 2.08 3.54 MEAN OF MIXING RATIO AT 09 GMT. 3.05 3.41 4.59 3.73 4.82 4.36 3.91 4.33 3.34 3.23 3.99 3.07 3.82 MEAN OF MIXING RATIO AT 15 GMT. 2.62 2.91 3.98 3.75 4.08 3.28 3.78 4.41 3.32 3.40 3.81 3.01 3.53 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -21.0 -4.0 -4.0 4.0 6.5 9.5 7.0 3.0 -2.0 -12.5 -16.0 -25.0 DAY 9 3 24 14 3 3 14 30 14 31 30 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 8.0 18.0 21.0 25.0 32.0 34.5 33.0 27.5 24.5 14.0 12.5 34.5 DAY 19 27 31 29 18 30 23 4 8 6 1 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 50.0 6.0 20.0 15.0 24.0 0.0 0.0 4.0 0.0 2.0 15.0 25.0 50.0 DAY 23 20 20 12 7 ** ** 28 ** 30 2 8 MONTHLY TOTAL PRECIPITATION IN MM. 156.0 14.0 80.0 64.0 45.0 0.0 0.0 6.0 0.0 2.6 20.0 46.0 433.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.7 25.1 1.4 15.8 NO. OF DAYS WITH PRECIPITATION. 11 3 9 7 3 0 0 2 0 3 3 4 45 NO. OF DAYS PRECIPITATION EQUAL 11 3 9 7 3 0 0 2 0 1 3 4 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 0 4 3 2 0 0 0 0 0 1 2 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 59 63 59 54 58 44 40 39 39 49 66 56 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 63 47 33 26 18 12 17 16 20 44 42 33 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 61 47 38 28 16 14 21 19 26 51 54 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 18 1 1 0 0 0 0 0 0 13 22 81 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 8 8 0 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 3 24 9 0 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. 29 23 5 5 0 0 0 0 0 1 23 30 116 DATE OF START AND END FREEZING START = 31 OCT. END = 20 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.8 -2.2 3.5 9.8 13.5 19.7 21.7 21.9 16.4 10.8 6.4 -5.0 9.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -13.8 -9.8 -3.7 2.4 4.6 9.5 12.7 12.1 5.6 0.5 -2.1 -11.5 0.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.1 5.4 10.8 17.1 22.3 29.8 30.6 31.8 27.1 21.1 14.9 1.5 17.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.9 15.2 14.5 14.7 17.7 20.3 17.9 19.7 21.5 20.6 17.0 13.0 17.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.32 1.81 2.59 3.34 4.13 4.22 4.89 4.53 5.52 3.49 2.68 1.56 3.34 MEAN OF MIXING RATIO AT 09 GMT. 3.03 4.87 4.14 4.03 3.89 3.94 5.98 4.76 8.36 6.91 3.88 2.97 4.73 MEAN OF MIXING RATIO AT 15 GMT. 2.45 3.37 3.71 3.51 3.69 3.31 4.92 4.28 7.32 6.25 3.69 2.48 4.08 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -29.8 -25.0 -9.0 -4.0 0.5 3.0 9.5 8.0 0.5 -6.0 -8.5 -25.9 -29.8 DAY 31 2 7 25 4 1 24 19 28 28 25 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.5 9.5 20.0 23.0 28.3 33.0 33.5 34.0 31.5 26.5 20.0 14.0 34.0 DAY 4 28 31 17 31 28 1 10 8 2 4 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 28.0 12.0 10.5 12.0 13.5 0.0 4.0 0.0 0.0 0.0 6.7 19.8 28.0 DAY 26 11 20 20 1 ** 18 ** ** ** 29 13 MONTHLY TOTAL PRECIPITATION IN MM. 55.0 15.0 20.2 29.0 28.7 0.0 4.0 0.0 0.0 0.0 6.7 39.8 198.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 45.5 29.1 2.0 23.4 NO. OF DAYS WITH PRECIPITATION. 8 2 6 5 3 0 1 0 0 0 1 4 30 NO. OF DAYS PRECIPITATION EQUAL 8 2 5 5 3 0 1 0 0 0 1 4 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 1 1 1 0 0 0 0 0 0 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 46 51 54 46 46 38 34 33 64 59 56 55 49 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 56 68 43 31 21 14 21 15 35 40 34 60 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 60 49 32 25 14 20 15 35 41 37 59 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 26 17 1 0 0 0 0 0 3 10 26 114 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 2 0 0 0 0 0 0 0 0 0 17 27 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 17 24 31 9 0 0 0 81 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 26 5 0 0 0 0 0 14 22 29 155 DATE OF START AND END FREEZING START = 10 OCT. END = 26 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.8 -1.1 4.7 7.2 14.6 19.4 22.4 21.8 15.6 9.7 5.4 -1.1 9.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -14.7 -9.0 -0.8 1.8 7.5 10.9 15.2 13.2 6.6 0.4 0.7 -5.8 2.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.0 6.8 10.3 12.7 21.7 27.9 29.7 30.4 24.5 19.0 10.1 3.6 16.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 17.7 15.8 11.1 10.9 14.2 17.0 14.5 17.2 17.9 18.6 9.4 9.4 14.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 0.96 2.17 3.54 4.15 6.19 7.41 8.01 7.58 4.88 1.88 2.83 1.77 4.28 MEAN OF MIXING RATIO AT 09 GMT. 3.98 4.56 4.42 4.80 7.54 9.12 9.69 9.17 5.93 2.15 4.08 2.80 5.69 MEAN OF MIXING RATIO AT 15 GMT. 2.72 3.59 4.71 5.06 7.34 7.40 8.74 8.27 5.41 1.94 4.34 2.53 5.17 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -23.1 -27.9 -7.6 -3.0 3.0 5.0 11.0 8.5 -1.0 -5.0 -5.0 -24.0 -27.9 DAY 26 3 3 3 1 2 25 3 22 23 13 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 14.0 16.5 20.0 25.0 31.5 33.0 32.5 31.0 23.0 17.0 11.0 33.0 DAY 4 23 18 28 16 22 6 7 2 16 3 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.0 12.0 6.0 25.0 7.0 1.0 0.0 0.0 0.0 4.0 22.0 16.0 25.0 DAY 31 13 23 13 8 19 ** ** ** 27 19 8 MONTHLY TOTAL PRECIPITATION IN MM. 10.0 31.7 17.0 98.0 13.0 1.0 0.0 0.0 0.0 4.0 64.0 45.0 283.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 20.7 39.5 0.0 39.8 NO. OF DAYS WITH PRECIPITATION. 4 7 4 9 4 1 0 0 0 1 10 7 47 NO. OF DAYS PRECIPITATION EQUAL 4 7 4 9 4 1 0 0 0 1 10 7 47 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 4 0 0 0 0 0 0 1 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 52 66 67 67 68 64 54 57 57 33 51 44 57 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 77 78 53 48 41 35 32 30 28 14 49 50 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 75 62 58 48 33 33 31 28 15 57 50 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 21 6 0 0 0 0 0 0 4 2 19 83 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 0 0 0 0 0 0 0 0 0 0 9 17 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 20 25 4 0 0 0 59 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 21 15 0 0 0 0 1 15 10 24 141 DATE OF START AND END FREEZING START = 22 SEP. END = 26 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -7.1 -8.1 1.6 8.7 11.1 18.2 22.7 19.1 16.7 11.6 5.6 -5.3 7.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.4 -14.4 -2.6 2.8 5.3 9.8 14.4 11.3 7.7 2.7 -0.5 -9.9 1.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.8 -1.8 5.9 14.5 16.9 26.5 31.0 26.9 25.6 20.6 11.8 -0.6 14.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.6 12.6 8.5 11.7 11.6 16.7 16.6 15.6 17.9 17.9 12.3 9.3 13.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.52 1.66 3.65 4.60 4.91 5.05 4.96 4.76 4.11 2.86 3.01 1.90 3.58 MEAN OF MIXING RATIO AT 09 GMT. 2.30 3.14 5.00 4.44 4.28 3.54 3.70 4.09 3.98 2.73 3.37 2.39 3.58 MEAN OF MIXING RATIO AT 15 GMT. 1.94 2.64 4.59 4.58 4.65 4.09 3.87 4.05 4.00 2.83 3.96 2.63 3.65 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.0 -27.0 -10.0 -4.0 1.5 4.5 9.5 5.0 3.0 -4.6 -5.0 -20.0 -27.0 DAY 18 24 1 6 7 1 1 29 14 31 14 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.5 6.0 12.0 20.0 24.0 31.0 34.0 30.0 29.0 24.5 18.0 4.0 34.0 DAY 14 17 30 30 31 30 9 16 5 7 1 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 14.0 45.0 22.0 7.0 0.0 0.0 2.0 1.0 1.0 29.0 19.0 45.0 DAY 29 29 21 14 9 ** ** 6 25 30 4 1 MONTHLY TOTAL PRECIPITATION IN MM. 28.6 52.0 146.0 43.0 35.2 0.0 0.0 2.0 1.0 1.0 61.0 39.8 409.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 55.3 19.1 0.7 24.9 NO. OF DAYS WITH PRECIPITATION. 8 7 12 7 13 0 0 1 1 1 4 8 62 NO. OF DAYS PRECIPITATION EQUAL 8 7 12 7 13 0 0 1 1 1 4 6 60 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 4 1 0 0 0 0 0 0 2 1 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 64 76 86 73 65 51 37 43 47 47 60 73 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 83 76 38 32 15 12 17 17 16 37 57 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 84 79 48 43 20 14 19 20 19 47 68 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 24 13 1 0 0 0 0 0 1 3 27 97 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 18 0 0 0 0 0 0 0 0 0 17 60 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 23 2 0 0 0 0 30 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 6 0 0 0 0 0 4 21 31 144 DATE OF START AND END FREEZING START = 21 OCT. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.5 1.5 4.2 10.2 14.0 20.7 22.7 21.0 17.1 11.4 4.4 0.2 10.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.0 -2.9 -1.3 4.7 6.3 12.4 14.3 13.5 7.8 2.0 -4.0 -6.2 2.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.0 6.0 9.8 15.6 21.7 29.0 31.1 28.5 26.4 20.8 12.8 6.6 17.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.0 8.9 11.1 10.9 15.4 16.6 16.8 15.0 18.6 18.8 16.8 12.8 14.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.82 3.48 3.28 3.72 4.07 3.92 5.85 4.85 4.30 3.39 2.70 2.59 3.66 MEAN OF MIXING RATIO AT 09 GMT. 3.54 4.72 3.48 3.42 4.02 3.58 6.45 5.05 4.11 3.63 3.11 3.34 4.04 MEAN OF MIXING RATIO AT 15 GMT. 3.09 4.66 3.32 3.51 4.07 3.65 6.36 5.12 4.18 3.62 3.07 3.15 3.98 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.0 -12.5 -10.0 -1.8 -1.0 6.5 7.5 9.0 5.0 -3.8 -12.5 -14.5 -22.0 DAY 5 7 10 3 2 9 11 19 29 16 9 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.5 11.0 14.5 21.0 25.5 33.5 35.0 32.0 31.0 25.0 18.5 13.0 35.0 DAY 28 19 2 26 29 19 14 4 1 7 16 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.0 14.0 22.0 11.0 0.0 0.0 8.6 0.0 0.0 0.0 8.0 3.6 22.0 DAY 31 10 3 8 ** ** 20 ** ** ** 24 29 MONTHLY TOTAL PRECIPITATION IN MM. 9.4 47.6 41.0 32.6 0.0 0.0 26.4 0.0 0.0 0.0 8.0 6.2 171.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.2 19.0 15.4 8.3 NO. OF DAYS WITH PRECIPITATION. 6 8 4 7 0 0 5 0 0 0 1 3 34 NO. OF DAYS PRECIPITATION EQUAL 6 8 4 7 0 0 5 0 0 0 1 3 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 2 2 0 0 0 0 0 0 0 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 80 71 54 52 33 44 39 49 56 66 76 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 79 71 42 28 22 13 21 18 17 21 30 49 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 78 47 35 26 15 25 20 20 23 35 52 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 27 11 9 0 0 0 0 0 0 0 16 19 82 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 1 13 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 14 24 9 4 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. 31 21 21 5 3 0 0 0 0 11 23 29 144 DATE OF START AND END FREEZING START = 16 OCT. END = 7 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -6.4 -6.0 4.4 9.1 14.6 19.7 21.4 21.5 15.8 8.9 5.9 -6.1 8.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -11.1 -12.3 -0.4 3.9 7.1 11.2 14.0 13.5 7.1 0.9 -2.0 -12.9 1.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.7 0.3 9.2 14.2 22.0 28.1 28.9 29.6 24.4 17.0 13.8 0.6 15.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.4 12.5 9.6 10.3 14.9 16.9 14.9 16.1 17.3 16.1 15.8 13.5 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.98 1.86 3.90 3.94 4.42 4.47 5.76 4.51 4.31 3.35 2.75 1.73 3.58 MEAN OF MIXING RATIO AT 09 GMT. 2.40 3.32 4.98 4.12 3.83 3.98 5.69 4.36 5.45 3.72 2.71 2.82 3.95 MEAN OF MIXING RATIO AT 15 GMT. 2.16 2.99 4.92 4.24 3.98 4.12 5.85 4.54 4.66 3.72 2.84 2.63 3.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -27.0 -30.0 -10.0 -4.0 1.5 6.5 7.5 9.5 1.5 -4.5 -9.0 -29.5 -30.0 DAY 30 4 8 13 7 9 21 27 27 28 28 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 2.5 6.0 17.0 21.0 27.5 32.0 32.0 31.5 27.0 23.0 20.0 10.0 32.0 DAY 15 26 21 19 31 21 3 2 1 1 2 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.0 20.0 25.0 40.0 4.0 0.0 2.5 0.0 0.0 8.0 3.0 26.0 40.0 DAY 2 1 1 10 4 ** 20 ** ** 12 21 6 MONTHLY TOTAL PRECIPITATION IN MM. 101.0 81.0 45.0 51.0 4.0 0.0 3.5 0.0 0.0 11.0 3.0 81.0 380.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 59.7 14.5 0.9 25.0 NO. OF DAYS WITH PRECIPITATION. 9 9 5 4 1 0 2 0 0 2 1 8 41 NO. OF DAYS PRECIPITATION EQUAL 9 9 5 4 1 0 2 0 0 2 1 8 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 7 4 1 1 0 0 0 0 0 0 0 2 15 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 76 76 60 53 41 44 35 51 59 61 69 59 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 75 60 36 22 15 21 15 25 28 25 65 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 77 68 44 26 17 24 18 24 32 30 70 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 22 9 1 0 0 0 0 0 2 9 28 99 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 26 13 2 0 0 0 0 0 0 0 0 17 58 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 13 20 0 0 0 0 40 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 6 0 0 0 0 0 14 21 31 148 DATE OF START AND END FREEZING START = 5 OCT. END = 26 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -6.1 -3.9 3.0 8.2 13.8 19.1 23.4 21.1 16.7 9.2 1.9 -2.7 8.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.1 -9.5 -1.7 2.0 6.8 11.1 15.1 12.7 7.4 -1.0 -4.0 -7.1 1.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. -0.2 1.8 7.7 14.5 20.8 27.1 31.6 29.6 25.9 19.4 7.7 1.7 15.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 11.3 9.4 12.5 14.0 16.0 16.5 16.9 18.5 20.4 11.7 8.8 14.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.78 2.18 3.51 4.29 4.84 4.43 6.12 4.61 4.47 3.11 3.16 2.69 3.76 MEAN OF MIXING RATIO AT 09 GMT. 2.75 2.82 4.09 4.59 4.41 5.80 6.48 4.14 6.00 4.43 4.77 3.54 4.48 MEAN OF MIXING RATIO AT 15 GMT. 2.51 2.86 3.94 4.43 4.51 5.96 5.83 4.03 6.01 4.18 4.45 3.26 4.33 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -26.0 -22.0 -12.0 -3.5 1.0 5.5 13.0 9.0 1.0 -6.0 -11.5 -16.0 -26.0 DAY 26 1 5 5 7 4 4 28 28 28 17 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 9.0 14.0 21.0 27.5 32.0 34.0 33.0 28.0 24.0 17.0 6.0 34.0 DAY 3 21 23 14 30 30 22 11 9 1 2 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 11.6 15.0 13.0 11.0 0.0 0.0 0.0 0.0 0.0 38.0 44.0 44.0 DAY 4 3 18 1 12 ** ** ** ** ** 11 23 MONTHLY TOTAL PRECIPITATION IN MM. 27.0 32.6 44.0 37.0 34.0 0.0 0.0 0.0 0.0 0.0 75.0 106.0 355.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.1 20.0 0.0 50.9 NO. OF DAYS WITH PRECIPITATION. 5 4 8 7 4 0 0 0 0 0 6 11 45 NO. OF DAYS PRECIPITATION EQUAL 5 4 8 7 4 0 0 0 0 0 6 11 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 1 2 0 0 0 0 0 2 3 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 74 71 75 71 58 40 41 37 50 62 78 82 62 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 57 56 42 26 22 19 14 25 29 66 69 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 65 60 45 33 27 20 16 28 31 68 74 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 21 11 0 0 0 0 0 0 5 17 21 103 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 17 12 2 0 0 0 0 0 0 0 1 11 43 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 31 18 0 0 0 0 55 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 25 17 10 0 0 0 0 0 22 24 30 158 DATE OF START AND END FREEZING START = 4 OCT. END = 24 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -2.9 -3.4 -0.2 7.5 12.5 18.9 23.6 20.6 17.8 10.3 4.4 2.6 9.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.7 -7.3 -5.2 2.4 5.2 10.5 15.7 12.5 9.0 2.7 -0.4 -1.4 3.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.9 0.6 4.8 12.6 19.7 27.3 31.5 28.7 26.5 17.9 9.3 6.5 15.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.6 7.9 10.0 10.2 14.5 16.8 15.8 16.2 17.5 15.2 9.7 7.9 12.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.59 2.22 2.74 4.60 5.17 5.29 6.21 4.96 4.55 4.03 3.81 3.82 4.17 MEAN OF MIXING RATIO AT 09 GMT. 3.52 3.07 4.07 5.28 5.95 5.83 6.92 5.26 4.82 4.29 4.17 4.47 4.80 MEAN OF MIXING RATIO AT 15 GMT. 3.37 2.90 3.83 5.12 5.89 5.56 6.99 5.28 4.35 4.48 4.48 4.48 4.73 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -24.0 -14.0 -15.2 -3.5 0.0 5.5 11.5 7.0 1.5 -2.0 -7.5 -8.0 -24.0 DAY 2 17 2 8 1 1 3 30 30 23 30 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 7.5 11.0 20.0 25.0 31.0 34.0 32.5 32.0 23.0 15.5 13.0 34.0 DAY 23 10 31 16 31 25 15 1 6 2 5 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 29.0 11.0 16.0 9.0 0.0 5.0 0.0 0.0 55.0 10.0 6.0 55.0 DAY 19 10 25 5 21 ** 23 ** ** 30 11 10 MONTHLY TOTAL PRECIPITATION IN MM. 66.0 92.0 31.6 56.0 20.0 0.0 5.0 0.0 0.0 66.0 24.0 17.6 378.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 50.1 20.1 1.3 28.5 NO. OF DAYS WITH PRECIPITATION. 8 8 5 7 3 0 1 0 0 3 4 6 45 NO. OF DAYS PRECIPITATION EQUAL 8 8 5 7 3 0 1 0 0 3 4 6 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 4 1 3 0 0 0 0 0 1 1 0 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 71 75 74 67 49 41 40 46 63 74 80 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 63 63 51 37 23 21 19 21 30 48 61 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 67 70 57 43 26 27 21 21 38 59 68 48 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 24 20 0 0 0 0 0 0 0 4 9 80 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 10 15 3 0 0 0 0 0 0 0 0 3 31 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 26 10 5 0 0 0 45 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. 24 26 29 11 1 0 0 0 0 6 21 20 138 DATE OF START AND END FREEZING START = 8 OCT. END = 1 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.0 0.0 7.2 8.6 13.8 20.7 24.2 21.8 17.3 10.6 4.3 -0.2 10.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.6 -6.7 1.1 3.1 7.1 12.3 15.9 13.9 8.5 4.2 -1.4 -4.7 3.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.5 6.8 13.3 14.1 20.5 29.1 32.4 29.6 26.1 17.0 9.9 4.3 17.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.1 13.5 12.2 11.0 13.4 16.8 16.5 15.7 17.6 12.8 11.3 9.0 13.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.10 2.68 4.01 4.42 4.98 4.83 5.85 5.52 4.31 4.29 3.69 3.05 4.14 MEAN OF MIXING RATIO AT 09 GMT. 2.73 3.67 4.15 3.61 4.11 4.23 6.22 5.83 4.73 4.20 4.37 3.57 4.28 MEAN OF MIXING RATIO AT 15 GMT. 2.62 3.77 4.19 3.73 4.03 4.75 5.77 5.36 4.08 4.26 4.42 3.57 4.21 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -24.5 -20.5 -20.0 -2.5 3.0 7.5 9.5 8.5 4.5 -1.5 -6.5 -18.5 -24.5 DAY 14 8 2 18 11 2 3 18 24 24 28 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 14.0 19.0 20.0 26.0 34.0 36.5 33.5 29.0 26.0 12.5 11.0 36.5 DAY 20 28 21 28 14 29 15 15 12 1 2 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 10.0 8.0 21.0 11.0 0.0 3.0 1.0 0.0 32.0 24.0 32.0 32.0 DAY 20 7 27 1 24 ** 30 20 ** 19 5 15 MONTHLY TOTAL PRECIPITATION IN MM. 29.0 10.0 26.0 81.0 22.0 0.0 3.0 1.0 0.0 71.2 72.0 88.0 403.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 16.1 25.5 1.0 57.3 NO. OF DAYS WITH PRECIPITATION. 4 1 7 7 6 0 1 1 0 6 8 10 51 NO. OF DAYS PRECIPITATION EQUAL 4 1 7 7 6 0 1 1 0 6 8 10 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 0 4 1 0 0 0 0 3 4 3 17 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 77 68 68 58 40 39 42 46 62 77 77 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 54 39 33 26 15 18 21 20 33 49 56 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 63 46 38 28 19 19 20 18 37 55 66 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 17 2 0 0 0 0 0 0 0 5 16 66 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 1 0 0 0 0 0 0 0 0 0 3 20 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 17 28 17 0 0 0 0 62 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 12 3 0 0 0 0 0 5 22 25 122 DATE OF START AND END FREEZING START = 16 OCT. END = 26 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -2.2 1.3 4.2 9.9 13.6 18.6 21.2 21.4 17.3 12.0 2.0 2.6 10.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.0 -3.2 -0.8 3.6 6.1 10.3 12.9 12.4 7.7 3.5 -3.5 -3.0 3.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.5 5.8 9.1 16.3 21.1 26.9 29.4 30.4 27.0 20.5 7.6 8.5 17.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 9.0 9.9 12.7 15.0 16.6 16.5 18.0 19.3 17.0 11.1 11.5 13.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.56 3.10 3.64 4.30 4.39 4.40 5.16 4.88 4.20 3.74 3.05 3.59 3.92 MEAN OF MIXING RATIO AT 09 GMT. 3.22 3.74 3.75 3.77 4.14 3.84 5.28 5.84 4.50 4.24 3.82 4.31 4.20 MEAN OF MIXING RATIO AT 15 GMT. 3.09 3.71 3.66 3.83 4.51 4.11 5.00 5.65 4.54 4.12 3.76 4.34 4.19 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.0 -8.5 -7.5 -4.5 1.5 1.5 6.5 8.0 3.5 -1.5 -10.5 -9.5 -20.0 DAY 15 1 1 2 9 4 10 14 29 14 25 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 10.5 15.0 20.0 26.0 33.0 33.0 32.5 30.0 26.0 12.5 12.5 33.0 DAY 4 20 29 10 27 30 2 28 1 1 1 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 17.0 33.0 5.0 8.0 0.0 1.0 0.0 0.0 2.0 13.0 26.0 33.0 DAY 4 23 13 11 2 ** 7 ** ** 31 28 3 MONTHLY TOTAL PRECIPITATION IN MM. 23.0 34.0 65.5 10.0 12.0 0.0 1.5 0.0 0.0 2.0 30.2 61.0 239.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.2 9.2 0.6 39.0 NO. OF DAYS WITH PRECIPITATION. 7 5 6 2 2 0 2 0 0 1 4 7 36 NO. OF DAYS PRECIPITATION EQUAL 7 5 5 2 2 0 1 0 0 1 4 7 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 0 0 0 0 0 0 0 1 3 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 76 74 63 55 42 42 40 47 56 74 80 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 55 47 28 24 16 19 19 18 26 51 53 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 63 51 35 30 20 20 20 20 28 57 63 39 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 13 6 1 0 0 0 0 0 0 14 16 70 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 4 1 0 0 0 0 0 0 0 0 0 0 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 16 24 1 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. 28 22 18 5 0 0 0 0 0 2 25 23 123 DATE OF START AND END FREEZING START = 11 OCT. END = 26 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -1.8 0.5 2.7 11.7 12.6 18.9 22.6 19.3 16.5 12.1 5.1 -3.5 9.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.4 -4.8 -3.0 5.4 6.8 11.2 14.7 11.3 7.9 4.2 -3.8 -8.8 2.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.9 6.0 8.4 17.9 18.5 26.7 30.4 27.3 25.0 20.0 14.1 2.0 16.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.3 10.8 11.4 12.5 11.7 15.5 15.7 16.0 17.1 15.8 17.9 10.7 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.81 3.02 3.32 4.73 4.88 5.41 5.77 4.85 4.46 3.94 2.82 2.41 4.03 MEAN OF MIXING RATIO AT 09 GMT. 3.37 3.63 4.00 4.31 5.20 5.85 6.63 5.21 5.49 5.65 3.64 3.30 4.69 MEAN OF MIXING RATIO AT 15 GMT. 3.35 3.74 4.14 4.01 5.23 5.65 6.19 4.97 4.99 4.90 3.72 2.86 4.48 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -24.5 -12.5 -15.5 -3.0 -12.5 6.5 10.8 6.0 2.0 0.0 -11.5 -21.5 -24.5 DAY 28 1 5 18 2 15 15 31 30 21 21 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.0 9.5 13.5 23.0 24.5 31.0 33.0 31.0 30.0 24.0 18.0 11.0 33.0 DAY 3 28 18 5 31 27 18 1 12 8 1 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 17.0 6.0 44.0 6.0 21.0 3.4 5.0 1.0 0.0 3.0 7.0 25.0 44.0 DAY 23 11 27 29 9 1 25 29 ** 26 30 16 MONTHLY TOTAL PRECIPITATION IN MM. 30.0 15.0 63.8 11.0 78.2 6.0 5.0 1.0 0.0 6.0 16.0 63.6 295.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 36.8 32.2 2.0 29.0 NO. OF DAYS WITH PRECIPITATION. 2 5 8 2 7 2 1 1 0 2 3 8 41 NO. OF DAYS PRECIPITATION EQUAL 2 5 8 2 7 2 1 1 0 2 3 8 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 0 3 0 0 0 0 0 0 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 80 76 62 59 49 41 43 49 56 69 80 62 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 53 48 30 35 24 21 20 25 34 32 65 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 64 56 34 43 27 23 22 26 35 38 67 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 13 11 0 1 0 0 0 0 0 13 23 84 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 7 0 1 0 0 0 0 0 0 0 0 10 18 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 22 2 1 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. 31 27 24 5 1 0 0 0 0 4 22 29 143 DATE OF START AND END FREEZING START = 21 OCT. END = 2 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.6 -4.9 1.5 11.5 14.6 20.0 21.8 21.8 16.9 11.5 6.4 1.2 9.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -11.1 -11.6 -3.6 6.4 7.3 11.5 13.7 13.6 7.9 3.8 0.3 -4.9 2.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.4 2.3 6.5 16.5 21.9 28.5 29.9 30.0 25.9 19.2 12.4 7.3 16.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.5 13.9 10.1 10.1 14.6 17.0 16.2 16.4 18.0 15.4 12.1 12.2 14.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.00 2.02 3.35 5.05 4.82 5.10 4.92 5.34 4.55 3.82 3.68 2.95 3.97 MEAN OF MIXING RATIO AT 09 GMT. 2.65 3.19 4.28 4.05 4.56 5.69 5.33 5.75 5.86 5.32 4.50 4.10 4.61 MEAN OF MIXING RATIO AT 15 GMT. 2.39 2.83 3.83 4.19 4.83 5.61 5.10 5.13 5.74 5.06 4.23 3.74 4.39 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -22.5 -17.5 -1.5 1.5 5.5 9.5 10.0 2.5 -2.5 -8.0 -13.5 -25.0 DAY 8 3 6 18 1 10 1 31 26 31 21 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.0 6.0 14.5 22.0 27.0 32.0 33.0 33.0 29.0 26.5 16.5 12.5 33.0 DAY 23 17 30 23 27 9 30 22 6 4 12 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 54.0 31.0 10.2 9.0 0.0 0.0 0.0 0.0 1.0 18.0 14.0 54.0 DAY 23 11 20 17 5 ** ** ** ** 25 20 18 MONTHLY TOTAL PRECIPITATION IN MM. 44.0 134.0 83.5 35.2 9.0 0.0 0.0 0.0 0.0 1.0 38.0 23.0 367.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 71.1 12.0 0.0 16.9 NO. OF DAYS WITH PRECIPITATION. 5 6 11 7 1 0 0 0 0 1 4 2 37 NO. OF DAYS PRECIPITATION EQUAL 5 6 11 7 1 0 0 0 0 1 4 2 37 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 3 1 0 0 0 0 0 0 2 1 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 80 78 62 56 45 38 41 51 58 69 81 62 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 58 59 30 25 21 18 19 25 34 43 53 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 62 64 38 32 24 20 19 29 39 49 59 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 23 15 0 0 0 0 0 0 0 4 19 87 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 17 9 0 0 0 0 0 0 0 0 0 1 27 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 18 19 0 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. 30 28 22 2 0 0 0 0 0 7 12 29 130 DATE OF START AND END FREEZING START = 11 OCT. END = 21 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -4.4 -0.9 5.3 ***** 13.3 17.7 21.2 21.4 15.6 9.1 5.6 2.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -11.4 -5.6 -0.5 ***** 6.0 9.2 12.9 12.5 5.9 0.4 -1.6 -5.0 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.1 4.5 11.0 15.6 20.6 26.1 29.4 30.2 25.2 17.7 12.7 9.5 17.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.5 10.1 11.5 ***** 14.6 16.9 16.5 17.7 19.3 17.3 14.3 14.5 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.27 2.87 3.90 4.27 4.46 5.51 5.86 5.68 4.69 4.02 3.57 3.03 4.18 MEAN OF MIXING RATIO AT 09 GMT. 3.22 3.40 3.71 4.42 4.72 5.62 6.47 7.02 6.17 5.01 4.05 3.53 4.78 MEAN OF MIXING RATIO AT 15 GMT. 2.92 3.05 3.65 4.09 4.55 5.18 6.47 6.67 5.68 4.89 3.90 3.13 4.52 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.5 -16.5 -10.0 ***** 1.5 4.5 8.0 8.5 -2.5 -3.5 -9.5 -9.0 ****** DAY 15 13 5 ** 3 6 31 1 26 24 25 10 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 10.0 17.5 23.0 26.0 31.0 33.0 33.0 29.0 23.0 17.0 13.0 33.0 DAY 18 8 20 22 26 29 4 12 18 6 1 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 36.0 28.0 19.0 18.0 3.0 1.0 0.0 0.0 0.0 3.0 17.0 10.0 36.0 DAY 12 21 27 12 16 22 ** ** ** 17 30 26 MONTHLY TOTAL PRECIPITATION IN MM. 86.0 63.0 35.0 67.0 7.0 2.0 0.0 0.0 0.0 5.5 30.0 17.0 312.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.9 24.3 0.0 16.8 NO. OF DAYS WITH PRECIPITATION. 7 7 6 6 3 2 0 0 0 3 5 2 41 NO. OF DAYS PRECIPITATION EQUAL 7 7 6 6 3 2 0 0 0 2 5 2 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 2 1 4 0 0 0 0 0 0 1 1 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 77 75 61 52 53 45 45 56 69 68 73 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 55 39 34 27 24 22 23 28 35 39 42 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 62 60 47 40 33 27 25 26 30 42 43 44 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 15 5 *** 0 0 0 0 0 0 7 23 *** 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 1 0 0 0 0 0 0 0 0 0 0 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 19 20 0 0 0 0 43 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. 21 15 10 *** 0 0 0 0 5 14 19 31 *** DATE OF START AND END FREEZING START = 25 SEP. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -2.8 -6.1 0.8 10.9 15.3 20.2 21.4 21.9 16.4 9.8 2.6 -3.6 8.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.2 -13.5 -4.9 3.5 8.2 11.5 12.7 12.5 6.8 3.7 -3.3 -10.3 1.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.7 1.4 6.5 18.3 22.4 28.9 30.0 31.3 25.9 15.9 8.6 3.2 16.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 14.9 11.4 14.8 14.2 17.4 17.3 18.8 19.1 12.2 11.9 13.5 14.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.32 1.88 2.96 4.59 5.60 5.26 5.65 6.01 4.36 4.78 3.44 2.51 4.11 MEAN OF MIXING RATIO AT 09 GMT. 3.27 3.01 3.13 4.63 5.23 5.10 6.25 7.11 5.49 5.38 4.48 3.87 4.74 MEAN OF MIXING RATIO AT 15 GMT. 2.94 2.69 2.98 4.37 4.96 4.55 6.51 6.47 5.07 5.43 4.63 3.41 4.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.0 -23.5 -13.5 -3.0 4.0 7.0 10.0 8.0 1.5 -1.0 -10.0 -16.0 -23.5 DAY 22 20 6 1 9 3 21 31 26 30 29 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 6.5 12.0 22.5 26.0 32.0 32.5 35.5 29.0 21.0 16.0 7.5 35.5 DAY 4 28 24 26 19 11 25 3 5 1 20 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.0 15.0 14.0 10.0 7.0 0.0 0.0 0.0 0.0 16.0 42.0 6.0 42.0 DAY 29 14 25 8 10 ** ** ** ** 9 10 14 MONTHLY TOTAL PRECIPITATION IN MM. 57.6 42.6 60.0 17.0 29.2 0.0 0.0 0.0 0.0 47.0 71.0 17.0 341.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 46.9 13.5 0.0 39.5 NO. OF DAYS WITH PRECIPITATION. 6 6 9 5 11 0 0 0 0 11 6 4 58 NO. OF DAYS PRECIPITATION EQUAL 6 6 9 5 11 0 0 0 0 11 6 4 58 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 2 1 0 0 0 0 0 1 2 0 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 78 74 64 60 45 44 48 49 68 80 85 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 55 62 44 31 28 18 21 23 23 44 55 68 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 68 49 36 32 20 25 25 26 52 66 73 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 27 16 0 0 0 0 0 0 0 14 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 5 6 0 0 0 0 0 0 0 0 1 2 14 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 14 19 23 0 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 27 8 0 0 0 0 0 2 25 29 149 DATE OF START AND END FREEZING START = 30 OCT. END = 12 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -3.6 -5.0 -0.9 7.8 14.5 19.8 22.1 22.8 18.1 9.6 5.8 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -8.8 -12.2 -6.9 1.6 8.0 10.3 12.5 13.7 8.2 -0.7 -2.7 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.4 2.4 5.0 13.9 21.1 29.2 31.8 31.7 28.1 20.1 14.3 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.2 14.6 11.9 12.3 13.1 18.9 19.3 18.0 19.9 20.8 17.0 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.63 2.03 2.68 4.07 5.64 5.28 6.01 6.50 4.60 2.92 3.22 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 3.65 3.60 3.76 4.44 5.57 5.22 7.22 7.32 4.94 3.60 3.93 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.25 3.19 3.39 4.34 5.36 5.14 6.87 6.98 4.68 3.53 3.74 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -30.0 -24.0 -15.0 -3.0 3.0 6.5 8.5 5.5 3.0 -4.5 -6.0 ***** ****** DAY 28 2 12 2 7 27 9 29 27 18 9 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.5 7.0 11.5 20.0 25.0 32.0 35.0 34.5 32.0 26.0 20.0 ***** ****** DAY 1 25 29 30 15 18 5 4 2 11 2 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.0 6.0 32.0 7.0 7.0 1.0 0.0 0.0 0.0 0.0 7.2 ***** ****** DAY 24 17 6 1 2 2 ** ** ** ** 14 ** MONTHLY TOTAL PRECIPITATION IN MM. 68.0 12.0 64.0 25.2 28.0 1.0 0.0 0.0 0.0 0.0 15.2 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 67.5 25.4 0.0 7.1 NO. OF DAYS WITH PRECIPITATION. 7 4 5 8 9 1 0 0 0 0 4 *** *** NO. OF DAYS PRECIPITATION EQUAL 7 4 5 8 9 1 0 0 0 0 4 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 0 2 0 0 0 0 0 0 0 0 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 82 81 71 62 48 44 47 49 55 68 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 70 58 41 33 19 22 22 20 22 34 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 76 64 49 38 22 24 24 22 26 38 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 18 20 18 0 0 0 0 0 0 3 14 *** *** 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 13 4 0 0 0 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 15 28 28 11 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. 25 24 24 12 0 0 0 0 0 21 27 *** *** DATE OF START AND END FREEZING START = 6 OCT. END = 17 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.0 ***** 3.8 9.5 11.7 19.7 21.4 22.4 16.8 9.0 ***** -1.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -13.0 ***** -1.9 2.4 4.7 11.2 13.5 13.1 6.9 0.1 ***** -7.9 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.0 ***** 9.5 16.6 18.8 28.1 29.3 31.7 26.7 17.9 11.6 4.3 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 16.0 ***** 11.4 14.2 14.1 16.9 15.8 18.6 19.8 17.8 ***** 12.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.00 ***** 3.55 3.64 4.26 4.98 4.90 5.07 4.17 3.20 3.53 2.80 ***** MEAN OF MIXING RATIO AT 09 GMT. 2.98 ***** 4.17 3.26 3.60 4.37 4.80 5.07 3.93 3.17 4.14 3.58 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.78 ***** 3.79 3.36 3.91 4.62 4.80 4.96 3.93 3.42 4.14 3.51 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.5 ***** -9.0 -2.5 -1.5 6.0 9.0 9.0 0.0 -5.5 ***** -18.0 ****** DAY 22 ** 17 1 2 3 10 28 28 22 ** 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 ***** 19.0 20.0 22.5 31.5 32.0 34.5 31.5 23.0 16.0 12.0 ****** DAY 5 ** 10 14 26 14 19 17 5 1 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.0 ***** 29.0 8.0 30.0 0.0 0.0 0.0 0.0 14.0 25.0 8.0 ****** DAY 17 ** 21 24 9 ** ** ** ** 19 12 13 MONTHLY TOTAL PRECIPITATION IN MM. 56.0 ***** 100.0 18.0 38.0 0.0 0.0 0.0 0.0 18.0 36.0 31.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 52.5 18.9 0.0 28.6 NO. OF DAYS WITH PRECIPITATION. 8 *** 12 4 4 0 0 0 0 3 4 7 *** NO. OF DAYS PRECIPITATION EQUAL 8 *** 12 4 4 0 0 0 0 3 4 7 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 *** 4 0 1 0 0 0 0 1 1 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 *** 69 55 56 43 35 38 46 56 67 85 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 *** 50 25 24 17 17 16 16 23 44 63 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 *** 55 31 32 20 19 18 19 30 51 71 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 *** 6 0 0 0 0 0 0 4 *** 23 *** 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 7 *** 0 0 0 0 0 0 0 0 0 4 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** 0 0 0 13 11 31 6 0 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. 30 *** 24 11 3 0 0 0 1 14 *** 27 *** DATE OF START AND END FREEZING START = 28 SEP. END = 4 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -4.7 -3.3 1.7 9.0 13.2 18.2 21.8 19.9 15.1 12.1 2.6 -4.2 8.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.2 -10.9 -4.1 2.9 6.4 9.0 13.6 11.5 4.9 3.0 -2.9 -10.9 0.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.8 4.6 7.5 15.1 19.9 27.5 30.0 28.3 25.4 21.3 8.2 2.5 16.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.0 15.5 11.6 12.2 13.5 18.5 16.4 16.8 20.5 18.3 11.1 13.4 15.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.32 2.46 3.24 4.77 4.90 4.82 5.54 5.24 4.14 4.13 3.62 2.32 3.96 MEAN OF MIXING RATIO AT 09 GMT. 3.69 3.79 4.00 5.11 5.15 5.26 6.13 5.48 5.04 4.89 4.44 3.17 4.68 MEAN OF MIXING RATIO AT 15 GMT. 3.19 3.57 3.84 5.63 5.36 4.95 6.15 5.50 4.75 4.59 4.37 3.05 4.58 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -23.5 -17.0 -10.5 -3.5 1.5 2.5 10.0 7.0 1.5 -2.5 -8.5 -17.5 -23.5 DAY 24 19 18 2 6 1 27 12 11 29 28 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 10.0 15.0 20.0 24.5 34.5 32.0 31.0 27.0 25.0 18.0 8.5 34.5 DAY 3 28 30 21 30 30 1 3 21 4 1 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 3.0 35.0 29.0 22.0 0.0 0.0 1.0 0.0 4.0 84.0 35.0 84.0 DAY 27 19 8 23 4 ** ** 23 ** 24 30 20 MONTHLY TOTAL PRECIPITATION IN MM. 13.0 10.0 98.5 97.1 51.6 0.0 0.0 1.0 0.0 4.0 210.0 43.0 528.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.0 28.2 0.2 48.7 NO. OF DAYS WITH PRECIPITATION. 3 6 11 13 9 0 0 1 0 1 9 3 56 NO. OF DAYS PRECIPITATION EQUAL 3 6 10 12 9 0 0 1 0 1 9 3 54 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 5 3 2 0 0 0 0 0 6 1 18 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 81 76 70 56 46 41 44 53 59 77 80 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 66 55 43 32 21 21 20 22 28 57 61 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 70 61 58 41 23 23 24 24 30 63 67 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 27 17 0 0 0 0 0 0 0 9 27 109 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 7 1 1 0 0 0 0 0 0 0 0 8 17 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 20 10 0 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 28 29 2 0 0 0 0 0 7 25 31 153 DATE OF START AND END FREEZING START = 18 OCT. END = 3 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.1 -0.3 2.2 8.3 15.6 19.8 21.2 21.1 17.4 9.5 5.5 0.8 9.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -13.3 -7.2 -3.2 0.7 7.4 11.0 12.6 12.6 7.4 3.2 -2.0 -5.4 2.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.2 6.5 7.6 15.9 23.8 29.2 29.8 29.6 27.4 15.7 12.9 6.9 17.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 16.5 13.7 10.8 15.2 16.4 18.2 17.2 17.0 20.0 12.5 14.9 12.3 15.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.05 2.74 3.51 3.93 5.57 4.91 5.84 5.81 5.08 5.04 3.61 3.14 4.27 MEAN OF MIXING RATIO AT 09 GMT. 3.06 3.28 4.15 4.58 5.70 5.71 6.61 6.94 6.52 6.04 4.82 3.84 5.10 MEAN OF MIXING RATIO AT 15 GMT. 3.14 3.27 3.90 4.57 5.43 5.65 6.16 6.52 6.18 5.90 4.58 3.74 4.92 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.0 -16.0 -8.5 -5.5 3.5 7.5 10.5 8.5 3.0 -2.0 -8.0 -11.0 -22.0 DAY 13 12 15 8 13 1 6 27 30 13 30 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.5 12.0 12.0 24.0 27.0 32.0 34.0 32.0 32.0 25.5 17.0 13.5 34.0 DAY 31 25 8 30 14 30 23 14 8 3 1 19 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 6.0 26.0 10.0 12.0 0.0 14.0 0.0 0.0 21.0 16.0 52.0 52.0 DAY 6 27 3 27 21 ** 27 ** ** 26 3 24 MONTHLY TOTAL PRECIPITATION IN MM. 16.0 21.0 89.0 27.0 17.0 0.0 31.0 0.0 0.0 76.0 19.0 108.0 404.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.2 10.9 7.7 50.2 NO. OF DAYS WITH PRECIPITATION. 2 7 11 4 4 0 4 0 0 11 2 6 51 NO. OF DAYS PRECIPITATION EQUAL 2 7 11 4 4 0 4 0 0 11 2 6 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 3 1 1 0 2 0 0 5 1 5 19 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 75 76 62 59 42 46 46 54 71 71 75 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 49 55 36 28 21 24 24 26 49 45 53 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 55 62 45 32 23 27 26 30 57 50 60 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 27 21 12 5 0 0 0 0 0 0 10 23 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 9 2 0 0 0 0 0 0 0 0 1 1 13 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 12 23 19 9 0 0 0 63 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 26 26 17 0 0 0 0 0 3 22 28 153 DATE OF START AND END FREEZING START = 12 OCT. END = 25 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -4.0 -3.3 4.0 9.4 15.6 19.2 23.6 22.1 17.5 12.3 5.2 1.2 10.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.0 -10.1 -2.4 2.6 7.5 9.8 14.7 13.2 7.2 2.5 -2.1 -5.3 2.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.9 3.5 10.4 16.3 23.7 28.6 32.5 30.9 27.7 22.2 12.6 7.7 18.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 13.6 12.8 13.7 16.2 18.8 17.8 17.7 20.5 19.7 14.7 13.0 15.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.33 2.31 3.24 4.53 4.73 4.97 6.50 6.42 4.85 4.08 3.16 2.97 4.17 MEAN OF MIXING RATIO AT 09 GMT. 3.30 3.43 3.93 4.70 5.37 5.18 7.98 6.88 5.64 4.98 3.97 3.59 4.91 MEAN OF MIXING RATIO AT 15 GMT. 2.96 3.14 3.82 4.36 4.99 5.17 7.28 6.45 5.48 4.71 3.62 3.20 4.60 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -16.0 -7.5 -4.5 2.5 5.5 9.5 10.5 4.0 -0.5 -9.0 -14.0 -16.0 DAY 3 7 16 4 8 24 28 28 30 27 26 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.5 9.0 16.0 22.0 29.0 32.5 36.0 34.0 32.0 25.0 19.5 13.5 36.0 DAY 7 1 26 24 27 13 21 2 12 5 3 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 20.0 20.0 25.0 2.5 0.0 1.0 0.0 1.0 3.0 43.0 10.0 43.0 DAY 9 3 5 26 2 ** 27 ** 2 14 13 26 MONTHLY TOTAL PRECIPITATION IN MM. 24.0 68.0 85.0 62.0 4.5 0.0 1.0 0.0 1.0 7.0 92.0 22.0 366.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 48.3 18.1 0.5 33.0 NO. OF DAYS WITH PRECIPITATION. 4 7 8 11 2 0 1 0 1 4 5 4 47 NO. OF DAYS PRECIPITATION EQUAL 4 7 8 11 2 0 1 0 1 4 5 4 47 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 5 1 0 0 0 0 0 0 4 1 14 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 79 65 64 50 46 44 48 54 62 63 73 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 60 45 36 27 20 24 22 21 28 40 47 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 66 54 43 30 23 25 25 24 33 45 54 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 25 11 2 0 0 0 0 0 0 12 19 97 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 11 6 0 0 0 0 0 0 0 0 0 4 21 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 27 26 8 0 0 0 70 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 21 8 0 0 0 0 0 3 20 31 143 DATE OF START AND END FREEZING START = 12 OCT. END = 10 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -8.3 -7.4 2.3 8.7 13.7 20.4 22.7 21.8 17.1 12.1 5.2 -2.6 8.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -15.7 -14.8 -3.9 1.1 5.2 10.6 13.8 13.1 6.6 2.1 -1.5 -10.0 0.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. -0.9 0.0 8.4 16.4 22.1 30.1 31.6 30.5 27.6 22.1 11.9 4.8 17.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.8 14.8 12.3 15.3 16.9 19.5 17.8 17.4 21.0 20.0 13.4 14.8 16.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.74 1.78 3.24 4.22 4.61 4.57 5.68 5.65 4.50 3.92 3.54 2.14 3.80 MEAN OF MIXING RATIO AT 09 GMT. 2.54 2.49 4.16 4.76 4.49 4.64 6.32 6.24 4.67 3.98 4.11 3.16 4.30 MEAN OF MIXING RATIO AT 15 GMT. 2.35 2.37 3.75 4.70 4.54 4.35 6.09 5.97 4.35 4.04 4.41 2.95 4.16 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -27.5 -22.5 -11.5 -5.5 -0.5 7.5 10.0 10.0 1.0 -1.5 -5.0 -18.5 -27.5 DAY 31 5 30 1 1 3 8 9 16 23 1 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.0 9.4 14.0 23.0 30.0 34.5 35.5 33.0 32.0 27.0 16.0 12.0 35.5 DAY 23 28 26 16 25 30 2 27 1 8 5 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 9.0 29.0 10.0 12.0 0.0 0.0 0.0 0.0 0.0 24.0 56.0 56.0 DAY 24 19 10 21 7 ** ** ** ** ** 17 4 MONTHLY TOTAL PRECIPITATION IN MM. 67.0 20.0 88.0 37.0 22.8 0.0 0.0 0.0 0.0 0.0 60.0 83.0 377.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 46.3 15.8 0.0 37.9 NO. OF DAYS WITH PRECIPITATION. 6 4 9 12 3 0 0 0 0 0 10 4 48 NO. OF DAYS PRECIPITATION EQUAL 6 4 9 12 3 0 0 0 0 0 10 4 48 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 3 1 1 0 0 0 0 0 2 2 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 76 71 67 57 39 41 43 52 60 68 68 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 58 53 37 26 16 19 20 19 22 43 55 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 61 59 46 32 18 21 22 22 27 53 59 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 26 17 3 0 0 0 0 0 0 3 24 104 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 22 15 1 0 0 0 0 0 0 0 0 0 38 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 18 22 23 10 0 0 0 74 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 28 10 2 0 0 0 0 8 24 29 160 DATE OF START AND END FREEZING START = 1 OCT. END = 2 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -6.4 -3.3 2.8 8.8 15.5 20.5 22.8 23.2 19.0 11.2 6.6 1.1 10.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -14.2 -11.3 -3.7 1.6 6.7 10.7 15.1 13.9 8.7 2.3 -2.2 -6.9 1.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.3 4.6 9.2 16.0 24.3 30.3 30.4 32.5 29.4 20.1 15.5 9.2 18.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.5 15.9 12.9 14.4 17.6 19.6 15.3 18.6 20.7 17.8 17.7 16.1 16.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.89 2.15 3.00 3.70 4.43 4.87 5.89 5.90 4.61 3.81 3.20 2.50 3.83 MEAN OF MIXING RATIO AT 09 GMT. 2.81 3.15 3.61 3.53 3.97 4.26 6.56 6.35 4.76 4.20 4.00 3.31 4.21 MEAN OF MIXING RATIO AT 15 GMT. 2.57 3.08 3.97 3.62 4.21 4.28 6.58 6.22 4.83 4.06 3.84 3.16 4.20 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.5 -22.5 -12.5 -4.5 2.0 6.5 12.5 9.5 6.0 -2.0 -7.0 -21.5 -25.5 DAY 11 8 2 6 9 1 10 21 25 30 30 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.5 9.5 14.0 24.0 29.0 35.0 34.0 35.5 32.0 25.0 22.0 16.0 35.5 DAY 1 19 10 27 24 19 1 12 5 1 4 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.0 12.0 30.0 36.0 3.0 0.0 3.6 0.0 0.0 3.0 15.0 8.0 36.0 DAY 5 5 13 3 12 ** 9 ** ** 27 13 25 MONTHLY TOTAL PRECIPITATION IN MM. 40.6 33.0 75.0 63.0 3.0 0.0 5.6 0.0 0.0 6.6 15.0 15.0 256.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.9 25.7 2.2 14.3 NO. OF DAYS WITH PRECIPITATION. 6 5 6 5 1 0 3 0 0 3 1 3 33 NO. OF DAYS PRECIPITATION EQUAL 6 5 6 5 1 0 3 0 0 3 1 3 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 2 2 0 0 0 0 0 0 1 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 74 66 58 50 43 39 42 46 56 66 68 57 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 56 45 29 19 14 22 19 17 26 33 42 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 64 59 36 24 17 25 21 20 32 38 48 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 23 15 2 0 0 0 0 0 0 10 25 106 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 10 0 1 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 17 20 31 15 0 0 0 83 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 26 27 14 0 0 0 0 0 4 23 30 155 DATE OF START AND END FREEZING START = 12 OCT. END = 24 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -2.3 -2.3 4.0 10.0 14.2 19.7 23.6 22.4 17.7 10.3 5.7 -1.2 10.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.2 -9.3 -1.7 2.0 6.0 10.5 14.2 12.7 7.2 2.1 -2.0 -6.8 2.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.5 4.8 9.7 17.9 22.5 28.9 33.0 32.2 28.1 18.5 13.4 4.5 18.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.7 14.1 11.4 15.9 16.5 18.4 18.8 19.5 20.9 16.4 15.4 11.3 16.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.34 2.35 3.27 3.86 4.21 5.04 5.35 5.10 4.72 4.48 2.88 2.91 3.88 MEAN OF MIXING RATIO AT 09 GMT. 3.68 3.27 4.31 4.11 3.93 5.36 6.15 5.65 4.84 5.29 3.94 3.71 4.52 MEAN OF MIXING RATIO AT 15 GMT. 3.35 3.02 4.14 4.11 3.91 5.22 5.33 5.60 4.85 5.38 3.96 3.22 4.34 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -18.0 -7.0 -3.5 1.5 4.0 11.0 9.0 2.5 -1.5 -7.5 -21.0 -21.0 DAY 17 14 2 8 24 1 9 2 28 26 27 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.5 11.0 18.0 24.5 27.5 32.0 37.0 35.0 33.0 23.0 18.5 8.5 37.0 DAY 22 26 22 27 30 29 9 10 3 9 2 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 13.0 17.0 14.0 0.0 3.0 0.0 0.0 4.0 27.0 10.0 18.0 27.0 DAY 14 1 25 4 ** 25 ** ** 29 16 15 12 MONTHLY TOTAL PRECIPITATION IN MM. 37.6 28.0 65.0 31.0 0.0 6.0 0.0 0.0 5.0 47.0 16.0 99.6 335.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.0 11.0 1.5 48.5 NO. OF DAYS WITH PRECIPITATION. 7 5 11 7 0 4 0 0 2 9 2 10 57 NO. OF DAYS PRECIPITATION EQUAL 7 5 11 7 0 4 0 0 2 9 2 10 57 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 0 0 0 0 0 1 1 5 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 73 62 58 49 45 38 39 52 69 58 77 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 53 50 29 21 19 18 17 19 38 37 61 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 60 57 35 25 22 18 19 24 45 44 63 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 23 10 0 0 0 0 0 0 0 11 17 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 0 2 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 10 31 30 14 0 0 0 85 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 9 0 0 0 0 0 4 20 27 138 DATE OF START AND END FREEZING START = 25 OCT. END = 15 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -7.0 -3.8 -1.2 7.6 12.3 18.4 22.8 21.0 15.2 9.9 5.7 -1.4 8.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -14.3 -10.2 -7.5 1.7 5.6 10.6 14.6 12.5 5.8 -0.5 -1.4 -7.1 0.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.3 2.6 5.2 13.6 18.9 26.2 31.0 29.5 24.6 20.6 12.7 4.5 15.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.6 12.8 12.7 11.9 13.3 15.6 16.4 17.0 18.8 21.1 14.1 11.6 15.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.64 2.06 2.48 3.75 4.79 5.09 5.48 5.30 4.04 3.06 3.02 2.55 3.60 MEAN OF MIXING RATIO AT 09 GMT. 2.29 2.43 3.13 4.01 5.00 5.47 5.98 5.55 3.77 3.75 4.36 3.45 4.10 MEAN OF MIXING RATIO AT 15 GMT. 2.09 2.55 3.24 4.24 5.08 4.86 5.52 5.28 3.79 3.88 3.99 2.99 3.96 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -28.5 -24.0 -25.0 -5.0 1.0 4.0 11.0 7.5 1.0 -5.5 -10.5 -17.5 -28.5 DAY 5 28 1 2 12 6 10 31 12 30 27 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.0 7.0 12.0 21.0 26.0 33.0 34.0 34.0 27.0 25.0 18.0 10.0 34.0 DAY 2 22 29 30 29 30 2 6 14 3 20 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 20.0 5.0 16.0 3.0 4.0 0.0 0.0 0.0 0.0 13.0 19.0 20.0 DAY 4 24 30 24 26 7 ** ** ** ** 25 22 MONTHLY TOTAL PRECIPITATION IN MM. 30.0 41.0 7.0 56.0 6.0 5.0 0.0 0.0 0.0 0.0 23.6 57.6 226.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.5 29.6 0.0 35.9 NO. OF DAYS WITH PRECIPITATION. 7 4 3 8 3 2 0 0 0 0 7 10 44 NO. OF DAYS PRECIPITATION EQUAL 7 4 3 8 3 2 0 0 0 0 7 10 44 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 0 3 0 0 0 0 0 0 1 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 75 72 61 60 46 38 42 49 56 56 71 59 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 46 50 36 33 23 19 19 17 22 41 53 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 61 60 48 42 24 20 22 20 28 45 57 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 25 20 4 0 0 0 0 0 4 8 21 112 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 6 4 0 0 0 0 0 0 0 0 1 23 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 24 16 0 0 0 0 45 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 28 11 0 0 0 0 0 15 16 29 157 DATE OF START AND END FREEZING START = 4 OCT. END = 19 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -5.2 -1.8 2.1 9.1 13.5 19.6 22.0 21.3 18.4 10.2 5.6 3.7 9.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.0 -7.2 -2.9 2.8 7.4 11.6 14.4 13.6 9.8 2.0 -0.3 -2.7 3.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.5 3.6 7.1 15.3 19.6 27.5 29.5 29.1 26.9 18.4 11.6 10.2 16.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.5 10.8 10.0 12.5 12.2 15.9 15.1 15.5 17.1 16.4 11.9 12.9 13.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.89 2.69 3.01 4.18 5.11 4.97 6.18 6.31 4.69 3.31 3.45 2.85 4.05 MEAN OF MIXING RATIO AT 09 GMT. 2.79 3.35 3.94 4.55 5.42 5.14 6.95 6.14 4.47 3.56 3.73 3.71 4.48 MEAN OF MIXING RATIO AT 15 GMT. 2.65 2.97 3.72 4.30 5.38 4.85 6.69 5.81 4.50 3.57 4.13 3.69 4.35 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -28.0 -24.0 -11.5 -2.5 0.0 6.5 12.0 9.5 3.5 -2.0 -8.5 -9.5 -28.0 DAY 23 18 24 10 1 6 19 28 18 9 30 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.0 10.0 15.0 22.0 26.0 32.0 32.0 32.0 30.0 24.0 17.5 14.0 32.0 DAY 8 28 31 20 26 30 3 16 2 1 9 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 30.0 19.0 30.0 33.0 31.0 0.0 0.0 2.0 0.0 2.0 24.0 3.0 33.0 DAY 7 21 19 27 6 ** ** 25 ** 28 11 14 MONTHLY TOTAL PRECIPITATION IN MM. 70.0 97.0 127.6 95.6 43.6 0.0 0.0 2.0 0.0 2.0 72.0 4.0 513.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.3 27.1 0.4 15.2 NO. OF DAYS WITH PRECIPITATION. 9 10 11 8 6 0 0 1 0 1 8 2 56 NO. OF DAYS PRECIPITATION EQUAL 9 10 11 8 6 0 0 1 0 1 8 2 56 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 6 6 3 1 0 0 0 0 0 3 0 21 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 73 66 64 58 43 45 48 47 54 64 63 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 58 55 38 34 20 24 22 18 25 40 43 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 61 60 44 40 22 26 23 21 30 50 51 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 17 13 0 0 0 0 0 0 0 6 14 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 13 4 0 0 0 0 0 0 0 0 0 0 17 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 15 16 3 0 0 0 41 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 7 1 0 0 0 0 10 16 25 138 DATE OF START AND END FREEZING START = 5 OCT. END = 1 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -0.7 0.4 3.3 10.2 14.4 19.9 24.5 23.7 15.4 10.3 5.5 -2.1 10.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.0 -4.8 -3.3 3.1 7.5 11.5 16.1 14.7 7.0 3.6 0.4 -8.2 3.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.6 5.6 9.9 17.3 21.3 28.3 33.0 32.6 23.7 17.0 10.5 3.8 17.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.6 10.4 13.2 14.2 13.8 16.8 16.9 17.9 16.7 13.4 10.1 11.9 13.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.52 2.60 2.97 4.81 4.91 5.51 6.85 6.01 4.73 4.85 3.92 1.73 4.28 MEAN OF MIXING RATIO AT 09 GMT. 3.09 3.36 3.75 5.32 5.21 6.72 7.73 6.82 4.99 5.92 5.01 3.18 5.09 MEAN OF MIXING RATIO AT 15 GMT. 2.93 3.34 4.12 5.41 5.23 7.50 7.44 6.24 4.66 5.76 4.83 2.85 5.03 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -11.0 -11.5 -2.5 1.5 7.0 13.0 10.0 0.5 -1.5 -8.0 -20.0 -21.0 DAY 28 19 14 6 9 27 1 27 24 25 19 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 11.0 16.5 23.0 27.0 31.0 35.0 35.5 31.0 21.0 16.0 8.5 35.5 DAY 2 27 31 24 31 25 7 9 3 1 3 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 21.0 48.0 16.0 6.0 0.0 0.0 0.0 0.0 10.0 28.0 27.0 48.0 DAY 24 1 12 1 4 ** ** ** ** 17 24 1 MONTHLY TOTAL PRECIPITATION IN MM. 44.0 33.6 100.6 34.6 17.2 0.0 0.0 0.0 0.0 29.2 121.6 54.6 435.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.9 11.9 0.0 47.2 NO. OF DAYS WITH PRECIPITATION. 6 4 5 7 6 0 0 0 0 10 13 7 58 NO. OF DAYS PRECIPITATION EQUAL 6 4 5 7 6 0 0 0 0 10 13 7 58 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 3 1 0 0 0 0 0 1 6 2 15 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 67 60 68 56 48 44 42 56 70 68 54 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 49 52 45 39 29 25 23 19 24 43 55 54 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 55 59 56 48 35 31 26 21 26 51 60 58 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 19 14 0 0 0 0 0 0 0 7 23 83 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 2 0 0 0 0 0 0 0 0 0 6 11 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 29 30 1 0 0 0 66 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 26 25 4 0 0 0 0 0 4 12 27 124 DATE OF START AND END FREEZING START = 12 OCT. END = 7 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. 1.2 0.9 4.0 8.6 13.7 19.2 24.0 22.5 17.4 10.9 6.2 -2.1 10.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.7 -4.4 -2.6 2.0 7.1 12.0 15.8 13.5 8.1 2.1 -1.8 -8.0 3.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.1 6.2 10.7 15.2 20.3 26.3 32.2 31.5 26.7 19.7 14.2 3.8 17.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.8 10.6 13.3 13.2 13.2 14.3 16.4 18.0 18.6 17.6 16.0 11.8 14.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.63 2.66 2.78 4.16 5.44 6.51 6.51 6.40 5.45 3.95 2.91 2.09 4.29 MEAN OF MIXING RATIO AT 09 GMT. 3.55 3.66 3.95 4.22 6.04 6.48 6.98 7.44 7.03 4.57 3.57 3.41 5.07 MEAN OF MIXING RATIO AT 15 GMT. 3.56 3.62 4.18 5.05 5.51 5.99 6.58 6.98 6.54 4.78 3.67 3.20 4.97 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -11.0 -8.0 -4.0 0.0 5.0 11.0 7.0 2.0 -2.5 -14.0 -15.0 -15.0 DAY 23 25 28 1 10 1 1 11 26 9 30 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 11.0 16.0 20.0 24.0 31.0 35.0 33.0 29.5 25.0 19.0 11.0 35.0 DAY 16 20 24 2 20 21 16 18 1 5 2 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 32.0 9.0 11.0 14.0 6.6 0.0 0.0 0.0 1.0 1.0 10.0 32.0 DAY 12 5 14 22 31 5 ** ** ** 22 11 12 MONTHLY TOTAL PRECIPITATION IN MM. 9.0 54.0 24.0 33.2 51.2 14.6 0.0 0.0 0.0 1.6 1.0 22.0 210.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.3 47.0 0.0 11.7 NO. OF DAYS WITH PRECIPITATION. 3 6 6 9 11 3 0 0 0 2 1 5 46 NO. OF DAYS PRECIPITATION EQUAL 3 6 6 8 10 3 0 0 0 1 1 4 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 0 1 2 0 0 0 0 0 0 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 67 62 67 61 54 42 48 59 65 57 68 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 50 54 43 35 37 28 20 23 28 29 33 58 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 60 53 49 43 30 22 24 32 37 41 62 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 16 12 3 0 0 0 0 0 0 12 25 90 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 0 0 0 0 0 0 0 0 0 0 0 5 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 31 31 0 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. 26 26 25 11 1 0 0 0 0 13 19 31 152 DATE OF START AND END FREEZING START = 9 OCT. END = 10 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -6.0 1.5 1.6 9.0 15.4 20.7 21.3 21.2 18.2 11.5 5.1 2.3 10.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.0 -3.0 -2.3 2.6 8.2 12.8 14.3 12.9 8.6 3.1 -2.0 -4.0 3.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.0 6.0 5.5 15.3 22.7 28.6 28.3 29.5 27.8 19.9 12.1 8.7 17.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.0 9.0 7.8 12.7 14.5 15.8 14.0 16.6 19.2 16.8 14.1 12.7 13.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.80 3.27 3.28 4.09 5.40 5.50 6.29 5.15 4.34 3.54 3.15 2.74 4.05 MEAN OF MIXING RATIO AT 09 GMT. 2.75 3.85 3.89 4.22 5.19 4.97 5.88 4.47 3.53 3.41 3.95 3.72 4.15 MEAN OF MIXING RATIO AT 15 GMT. 2.43 3.87 3.91 4.15 5.13 4.64 5.63 4.70 3.53 3.33 3.68 3.62 4.05 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.5 -9.5 -9.5 -3.5 5.0 6.0 10.0 8.5 4.0 -2.5 -8.0 -12.0 -25.5 DAY 22 14 7 7 3 7 20 31 21 22 11 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 11.0 12.5 20.0 29.0 30.5 30.0 32.5 31.0 26.0 20.0 14.0 32.5 DAY 2 25 31 22 31 21 3 20 10 1 2 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.0 21.0 41.0 11.0 4.0 0.0 1.0 3.6 1.0 1.0 2.0 9.0 41.0 DAY 6 21 27 26 12 ** 4 31 2 10 23 15 MONTHLY TOTAL PRECIPITATION IN MM. 61.0 80.0 178.0 35.6 8.0 0.0 1.5 3.6 1.0 1.5 3.0 18.0 391.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 81.5 11.1 1.6 5.8 NO. OF DAYS WITH PRECIPITATION. 6 8 11 11 3 0 2 1 1 2 2 4 51 NO. OF DAYS PRECIPITATION EQUAL 6 8 11 11 3 0 1 1 1 1 2 4 49 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 7 1 0 0 0 0 0 0 0 0 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 76 73 65 58 44 45 41 46 54 67 67 59 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 59 62 35 28 17 21 15 13 21 42 49 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 66 67 42 33 20 23 19 16 25 47 55 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 12 11 0 0 0 0 0 0 0 7 16 72 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 18 1 0 0 0 0 0 0 0 0 0 0 19 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 6 18 9 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. 31 24 26 11 0 0 0 0 0 10 21 26 149 DATE OF START AND END FREEZING START = 17 OCT. END = 27 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -1.0 -0.9 2.2 8.5 13.9 19.8 25.4 23.3 17.4 12.4 4.4 -0.3 10.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.9 -7.3 -3.1 2.3 7.1 12.2 16.6 14.5 7.9 4.5 -0.3 -5.6 3.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.9 5.4 7.5 14.7 20.6 27.4 34.2 32.2 26.9 20.3 9.1 5.1 17.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.8 12.7 10.6 12.4 13.5 15.2 17.6 17.7 19.0 15.8 9.4 10.7 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.12 2.17 2.93 3.87 4.72 5.69 5.87 4.91 4.23 4.19 3.77 2.18 3.89 MEAN OF MIXING RATIO AT 09 GMT. 3.93 3.40 3.85 3.95 4.34 5.24 6.04 6.00 4.21 4.24 4.90 3.34 4.45 MEAN OF MIXING RATIO AT 15 GMT. 3.56 3.25 3.66 4.10 4.35 5.03 5.63 4.99 4.01 4.18 4.71 3.22 4.22 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -25.0 -16.5 -15.5 -7.0 1.5 5.0 12.0 8.0 4.0 -2.0 -4.0 -15.0 -25.0 DAY 20 2 9 12 6 4 2 30 12 25 21 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.0 12.0 14.0 23.0 27.0 30.0 37.0 35.0 30.0 24.0 16.0 10.0 37.0 DAY 1 21 2 27 28 12 22 1 1 3 4 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 1.6 28.0 9.0 15.0 7.0 0.0 0.0 0.0 2.6 35.0 13.0 35.0 DAY 16 19 29 16 19 21 ** ** ** 21 3 20 MONTHLY TOTAL PRECIPITATION IN MM. 16.0 1.6 74.1 39.5 31.0 14.0 0.0 0.0 0.0 4.2 76.0 37.0 293.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.3 28.8 0.0 39.9 NO. OF DAYS WITH PRECIPITATION. 3 1 13 11 5 3 0 0 0 3 10 8 57 NO. OF DAYS PRECIPITATION EQUAL 3 1 12 10 3 3 0 0 0 2 10 8 52 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 3 0 2 0 0 0 0 0 3 2 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 60 69 70 63 57 48 37 35 47 58 74 60 57 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 55 54 36 26 20 16 17 16 25 59 51 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 61 60 43 33 24 18 17 19 31 67 59 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 21 12 2 0 0 0 0 0 0 3 20 82 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 5 2 1 0 0 0 0 0 0 0 0 1 9 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 30 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. 31 26 27 8 0 0 0 0 0 5 19 31 147 DATE OF START AND END FREEZING START = 25 OCT. END = 14 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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.***** -1.3 3.8 ***** 15.5 20.6 23.1 21.9 18.2 11.9 7.6 6.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** -6.6 -1.6 ***** 8.2 12.8 14.7 13.4 8.9 3.0 -0.8 -1.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** 4.1 9.0 ***** 22.9 28.5 31.5 30.3 27.5 20.9 16.1 13.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 10.7 10.6 ***** 14.7 15.7 16.8 16.9 18.6 17.9 16.9 14.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** 2.72 3.32 ***** 5.25 5.20 6.78 6.46 5.20 3.74 3.11 2.96 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** 3.26 4.23 ***** 4.72 5.54 6.86 6.47 4.87 3.89 3.92 3.96 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** 3.29 4.00 ***** 6.54 5.25 6.43 5.95 4.77 3.59 3.67 3.48 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** -17.5 -15.0 ***** -1.0 8.0 10.0 9.0 5.0 -2.0 -5.5 -10.0 ****** DAY ** 18 6 ** 3 20 29 31 7 26 25 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** 9.6 18.0 ***** 29.0 31.0 36.0 34.0 32.0 27.0 19.0 19.0 ****** DAY ** 7 28 ** 28 8 12 17 3 1 8 16 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** 47.0 80.0 ***** 5.0 0.0 2.0 3.0 4.0 11.0 0.0 7.0 ****** DAY ** 8 30 ** 13 ** 19 5 16 10 ** 27 MONTHLY TOTAL PRECIPITATION IN MM. ***** 108.0 177.0 ***** 15.0 0.0 4.0 5.0 4.0 21.0 0.0 19.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 80.6 4.2 3.7 11.5 NO. OF DAYS WITH PRECIPITATION. *** 4 10 *** 5 0 3 2 1 3 0 5 *** NO. OF DAYS PRECIPITATION EQUAL *** 4 10 *** 5 0 3 2 1 3 0 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** 4 4 *** 0 0 0 0 0 1 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** 80 65 *** 56 41 46 48 52 58 63 60 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** 55 50 *** 24 20 21 21 18 25 29 38 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** 66 59 *** 38 22 24 24 23 27 33 40 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 20 10 *** 0 0 0 0 0 0 3 9 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 *** 0 0 2 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 1 0 *** 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 *** 0 13 25 20 7 0 0 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. *** 25 18 *** 1 0 0 0 0 6 24 18 *** DATE OF START AND END FREEZING START = 15 OCT. END = 3 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. 0.4 2.4 3.7 10.6 16.3 21.1 22.9 21.6 17.8 12.1 6.3 2.4 11.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.7 -3.4 -1.9 4.0 7.8 11.8 14.7 13.0 7.6 3.0 0.2 -4.3 4.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.6 8.2 9.4 17.1 24.9 30.4 31.1 30.2 27.9 21.2 12.3 9.1 18.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.3 11.6 11.3 13.1 17.1 18.6 16.4 17.2 20.3 18.2 12.1 13.4 14.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.84 2.61 2.85 3.85 4.33 4.85 6.12 5.40 4.22 3.88 3.47 2.58 3.92 MEAN OF MIXING RATIO AT 09 GMT. 3.73 3.92 3.71 4.05 4.63 4.90 6.10 5.37 3.86 3.91 4.08 3.78 4.34 MEAN OF MIXING RATIO AT 15 GMT. 3.49 3.57 3.40 3.73 4.11 4.55 5.43 4.90 3.74 3.54 3.73 3.45 3.97 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.0 -20.0 -7.0 -3.5 3.0 7.0 9.0 9.0 3.0 -1.0 -9.0 -10.0 -20.0 DAY 4 7 7 12 6 15 29 28 22 21 30 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 13.0 18.0 23.0 31.0 33.0 36.0 32.0 31.0 25.0 17.0 15.0 36.0 DAY 6 26 31 27 31 21 5 26 4 5 6 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.0 20.0 15.0 23.0 0.0 0.0 0.0 0.0 0.0 3.4 13.0 6.0 23.0 DAY 25 6 14 3 ** ** ** ** ** 27 8 2 MONTHLY TOTAL PRECIPITATION IN MM. 52.1 56.0 42.0 39.0 0.0 0.0 0.0 0.0 0.0 9.9 28.5 18.0 245.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 61.1 15.9 0.0 23.0 NO. OF DAYS WITH PRECIPITATION. 12 6 4 3 0 0 0 0 0 5 5 5 40 NO. OF DAYS PRECIPITATION EQUAL 11 6 4 3 0 0 0 0 0 4 4 5 37 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 3 2 0 0 0 0 0 0 1 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 62 63 55 48 38 41 41 47 59 65 66 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 51 46 29 20 16 20 17 14 22 41 48 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 55 49 33 21 18 21 19 17 25 44 51 35 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 16 15 11 0 0 0 0 0 0 0 5 19 66 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 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 22 20 25 10 0 0 0 79 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 23 22 3 0 0 0 0 0 1 14 26 118 DATE OF START AND END FREEZING START = 21 OCT. END = 13 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 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. -0.8 -2.9 4.1 12.7 17.1 20.9 22.7 22.2 18.7 11.2 4.1 0.6 10.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.7 -9.7 -2.1 5.3 8.4 11.1 14.3 13.2 9.6 3.0 -1.5 -3.8 3.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.1 3.9 10.2 20.2 25.8 30.6 31.1 31.1 27.9 19.3 9.6 5.0 18.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.8 13.6 12.3 14.9 17.4 19.5 16.8 17.9 18.3 16.3 11.1 8.8 14.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.38 1.98 2.90 3.91 3.96 5.07 5.77 5.36 4.37 4.03 3.13 2.45 3.78 MEAN OF MIXING RATIO AT 09 GMT. 3.39 3.31 3.52 3.74 4.07 6.92 6.49 5.42 4.56 4.52 4.34 3.91 4.52 MEAN OF MIXING RATIO AT 15 GMT. 3.02 3.01 3.59 3.72 3.90 5.79 6.09 5.18 4.12 4.31 4.04 3.62 4.20 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -25.0 -9.0 -4.0 3.0 8.0 8.6 8.0 5.0 -3.0 -9.0 -12.0 -25.0 DAY 31 10 1 2 12 14 29 21 21 29 29 17 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.6 8.0 15.0 25.0 31.0 34.0 35.0 34.0 31.0 24.0 18.0 9.5 35.0 DAY 1 23 21 14 30 22 4 3 9 1 1 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 30.0 7.0 36.0 5.0 0.0 0.5 0.0 0.0 0.0 5.0 4.5 17.0 36.0 DAY 28 14 25 21 ** 15 ** ** ** 17 6 1 MONTHLY TOTAL PRECIPITATION IN MM. 35.0 17.0 44.0 5.0 0.0 0.5 0.0 0.0 0.0 17.5 10.5 63.0 192.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.9 2.9 0.0 47.3 NO. OF DAYS WITH PRECIPITATION. 5 3 3 1 0 1 0 0 0 9 7 8 37 NO. OF DAYS PRECIPITATION EQUAL 5 3 3 1 0 0 0 0 0 9 7 8 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 1 0 0 0 0 0 0 0 0 2 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 71 64 52 41 44 40 40 43 62 65 60 54 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 57 40 23 17 23 20 17 17 30 52 63 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 64 50 28 20 22 21 19 19 36 55 66 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 24 12 1 0 0 0 0 0 0 9 16 84 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 1 4 0 0 0 0 0 0 0 0 0 2 7 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 22 19 25 7 0 0 0 76 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 24 2 0 0 0 0 0 4 18 25 129 DATE OF START AND END FREEZING START = 19 OCT. END = 2 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MEAN AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -1.6 -0.1 6.2 11.9 15.9 20.2 23.1 21.6 17.2 13.3 5.4 2.4 11.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.7 -5.6 -1.1 3.3 7.8 10.8 13.8 12.3 7.2 5.4 -1.6 -2.3 3.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.5 5.3 13.5 20.4 24.0 29.5 32.3 31.0 27.2 21.1 12.4 7.0 19.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.2 10.9 14.6 17.1 16.2 18.7 18.5 18.7 20.0 15.7 14.0 9.3 15.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.96 2.46 3.21 3.59 4.15 5.03 5.95 5.38 4.45 4.34 3.28 3.07 3.91 MEAN OF MIXING RATIO AT 09 GMT. 3.41 3.43 3.50 3.29 4.17 5.05 5.36 5.28 4.63 4.47 3.64 4.23 4.21 MEAN OF MIXING RATIO AT 15 GMT. 2.98 3.26 3.59 3.32 4.04 4.52 5.02 4.94 4.61 4.62 3.53 3.98 4.03 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.0 -14.0 -5.0 -3.0 3.0 7.0 8.0 8.5 3.5 0.0 -9.0 -9.0 -20.0 DAY 30 7 8 14 5 7 31 17 28 15 20 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 13.0 20.0 24.0 29.0 35.0 36.5 34.0 30.0 25.0 21.0 12.0 36.5 DAY 15 28 31 27 16 30 15 7 1 6 4 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 17.0 3.0 21.0 0.0 17.0 10.0 0.0 0.0 2.0 4.0 22.0 28.0 28.0 DAY 24 19 25 ** 3 12 ** ** 22 29 18 20 MONTHLY TOTAL PRECIPITATION IN MM. 34.0 7.5 36.0 0.0 23.0 15.1 0.0 0.0 2.0 8.0 38.0 115.0 278.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.8 13.7 0.7 57.8 NO. OF DAYS WITH PRECIPITATION. 4 6 4 0 3 4 0 0 1 3 4 13 42 NO. OF DAYS PRECIPITATION EQUAL 4 3 4 0 3 4 0 0 1 3 4 13 39 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 2 0 1 1 0 0 0 0 1 4 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 66 70 67 51 43 42 40 41 51 55 67 68 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 56 56 34 20 21 19 16 16 18 25 36 57 31 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 58 62 41 25 25 20 17 18 24 36 46 66 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 27 17 7 0 0 0 0 0 0 0 9 10 70 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 4 1 0 0 0 0 0 0 0 0 0 0 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 20 24 26 8 0 0 0 78 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 8 0 0 0 0 0 1 22 27 140 DATE OF START AND END FREEZING START = 15 OCT. END = 27 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MEAN AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.3 0.1 5.6 9.4 14.6 19.4 22.3 22.1 18.9 12.8 5.1 -0.6 10.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.8 -6.1 -1.8 3.8 6.5 10.4 13.3 12.2 8.6 3.4 -1.2 -5.5 2.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.3 6.2 13.1 15.1 22.7 28.3 31.3 32.1 29.1 22.2 11.4 4.4 18.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.1 12.3 14.9 11.4 16.2 17.9 18.0 19.9 20.5 18.8 12.6 9.9 15.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.81 3.06 2.90 4.29 4.28 4.61 5.39 4.75 4.05 3.81 3.40 2.90 3.77 MEAN OF MIXING RATIO AT 09 GMT. 3.05 3.66 3.36 4.76 4.51 4.10 4.31 4.15 3.75 3.54 4.23 3.57 3.92 MEAN OF MIXING RATIO AT 15 GMT. 2.23 3.46 3.33 4.50 4.27 3.87 4.01 3.68 3.58 3.55 3.99 3.39 3.65 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -26.0 -18.5 -8.0 -2.0 -2.0 6.0 10.0 9.5 5.0 -2.5 -7.0 -19.0 -26.0 DAY 15 6 7 1 5 4 1 28 29 26 30 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 11.0 18.0 23.0 28.0 32.0 34.5 35.0 34.0 26.0 18.0 10.0 35.0 DAY 1 26 12 28 29 29 17 20 3 2 12 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 38.0 8.5 22.0 37.0 10.0 0.0 0.0 0.0 0.0 0.0 13.0 12.0 38.0 DAY 7 19 28 20 2 ** ** ** ** ** 6 21 MONTHLY TOTAL PRECIPITATION IN MM. 99.0 20.0 55.0 122.0 21.0 0.0 0.0 0.0 0.0 0.0 38.6 39.0 394.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 44.1 36.2 0.0 19.7 NO. OF DAYS WITH PRECIPITATION. 6 5 6 9 3 0 0 0 0 0 7 6 42 NO. OF DAYS PRECIPITATION EQUAL 6 4 6 9 3 0 0 0 0 0 7 6 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 2 4 2 0 0 0 0 0 1 1 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 72 59 62 50 39 39 37 40 54 67 77 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 53 33 40 25 15 14 13 13 19 46 60 33 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 63 41 47 29 17 15 13 15 24 51 68 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 15 10 0 0 0 0 0 0 0 7 18 74 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 10 1 0 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 9 24 31 12 0 0 0 76 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 6 1 0 0 0 0 6 23 27 138 DATE OF START AND END FREEZING START = 23 OCT. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MEAN AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -1.5 0.2 4.0 10.8 14.1 19.6 25.1 21.9 17.4 13.2 6.0 1.0 11.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.8 -5.4 -2.0 4.3 6.4 10.0 15.7 12.1 6.7 4.6 -1.3 -3.9 3.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.8 5.7 9.9 17.3 21.8 29.2 34.5 31.7 28.1 21.9 13.3 6.0 18.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 11.1 11.9 13.1 15.4 19.2 18.8 19.6 21.4 17.3 14.6 9.9 15.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.88 2.38 2.89 4.34 4.42 5.26 6.08 5.32 4.23 3.76 2.61 2.55 3.81 MEAN OF MIXING RATIO AT 09 GMT. 3.29 3.68 3.54 4.50 4.40 4.68 6.54 4.67 3.82 3.83 3.57 3.72 4.19 MEAN OF MIXING RATIO AT 15 GMT. 2.93 3.31 3.55 4.37 4.23 4.51 5.21 3.99 3.14 3.64 3.48 3.54 3.82 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -19.5 -20.5 -12.0 -4.0 0.0 5.0 10.5 9.5 2.0 1.0 -11.0 -16.0 -20.5 DAY 30 1 1 2 10 7 1 13 21 22 24 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 11.0 15.0 23.0 26.0 34.0 37.0 34.0 31.5 26.0 19.0 13.0 37.0 DAY 12 24 25 5 22 23 29 1 8 10 1 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.0 28.0 0.0 28.0 0.0 0.0 0.0 0.0 0.0 0.0 9.0 23.0 28.0 DAY 28 25 ** 22 ** ** ** ** ** ** 12 6 MONTHLY TOTAL PRECIPITATION IN MM. 42.5 64.0 0.0 129.6 0.0 0.0 0.0 0.0 0.0 0.0 25.0 74.0 335.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.8 38.7 0.0 29.5 NO. OF DAYS WITH PRECIPITATION. 6 6 0 11 0 0 0 0 0 0 5 8 36 NO. OF DAYS PRECIPITATION EQUAL 5 6 0 11 0 0 0 0 0 0 5 8 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 0 9 0 0 0 0 0 0 0 3 15 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 54 59 61 58 51 47 38 43 48 51 54 55 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 58 42 33 24 16 17 14 14 20 33 56 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 63 52 40 28 19 16 14 15 25 40 62 36 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 15 11 1 0 0 0 0 0 0 12 14 78 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 4 1 0 0 0 0 0 0 0 0 0 2 7 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 13 31 28 6 0 0 0 78 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 25 20 5 1 0 0 0 0 0 19 25 125 DATE OF START AND END FREEZING START = 3 NOV. END = 10 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MEAN AND EXTREMES FOR THE PERIOD 1965 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. -3.7 -2.0 3.3 9.3 14.2 19.6 22.6 21.6 16.9 10.9 5.0 -0.0 9.8 SD OF MEAN DAILY TEMPERATURE IN C. 2.54 2.65 1.99 1.39 1.28 0.84 1.10 1.01 1.26 1.36 1.38 3.28 1.67 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.1 -8.0 -2.4 2.9 6.9 11.0 14.2 12.9 7.4 2.6 -1.7 -6.1 2.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.6 4.1 9.0 15.6 21.5 28.2 31.0 30.2 26.4 19.3 11.8 6.1 17.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 12.1 11.3 12.7 14.5 17.2 16.8 17.3 18.9 16.7 13.5 12.1 14.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.07 2.39 3.21 4.11 4.78 4.99 5.75 5.36 4.36 3.79 3.22 2.54 3.88 MEAN OF MIXING RATIO AT 09 GMT. 3.16 3.48 3.94 4.22 4.76 4.99 6.01 5.46 4.66 4.28 3.99 3.48 4.36 MEAN OF MIXING RATIO AT 15 GMT. 2.87 3.24 3.80 4.19 4.76 4.74 5.65 5.18 4.45 4.21 3.94 3.28 4.19 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -30.0 -30.0 -25.0 -9.0 -12.5 1.5 6.5 5.0 -3.6 -6.0 -15.0 -29.5 -30.0 YEAR - DAY 83-28 74- 4 92- 1 67- 2 79- 2 78- 4 78-10 72-29 68-29 70-28 67-22 74-21 74- 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 14.0 20.5 25.0 31.0 35.0 37.0 35.5 34.0 27.0 22.0 30.0 37.0 YEAR - DAY 66- 8 71-23 65-10 0-14 99-31 90-19 66-26 82- 3 2- 3 89- 8 90- 4 68- 4 66-26 24 HOUR MAXIMUM PRECIPITATION IN MM. 50.0 54.0 80.0 60.0 31.0 10.0 14.0 4.0 4.0 55.0 84.0 56.0 84.0 YEAR - DAY 69-23 80-11 98-30 68- 2 93- 6 1-12 87-27 69-28 91-29 76-30 86-30 89- 4 86-30 MONTHLY TOTAL PRECIPITATION IN MM. 45.5 44.5 63.1 49.0 20.9 1.9 2.4 0.6 0.4 16.7 42.7 45.0 332.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 46.1 21.5 1.0 31.4 NO. OF DAYS WITH PRECIPITATION. 6 5 7 7 4 1 1 0 0 3 5 6 45 NO. OF DAYS PRECIPITATION EQUAL 6 5 7 7 4 1 1 0 0 3 5 6 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 2 2 1 0 0 0 0 1 2 1 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 72 68 62 56 44 41 42 49 58 66 68 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 60 49 35 27 19 19 18 19 28 42 53 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 65 56 42 33 21 21 20 22 33 48 59 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 20 11 1 0 0 0 0 0 1 9 20 87 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 4 0 0 0 0 0 0 0 0 0 4 17 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 23 21 4 0 0 0 58 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 8 0 0 0 0 0 7 20 27 139 DATE OF START AND END FREEZING START = 9 SEP. END = 10 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DAMANEH-FARIDAN LATITUDE 33 1 N DATA PROCESSING CENTER LONGITUDE 50 29 E ELEVATION 2300 MET. MEAN AND EXTREMES FOR THE PERIOD 1965 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. -3.5 -1.8 3.5 9.5 14.7 20.5 23.6 22.7 18.2 11.8 5.6 0.3 10.4 AVERAGE DEW POINT TEMPERATURE. IN C. -9.4 -7.7 -4.8 -2.8 -1.0 -0.7 1.8 0.5 -1.9 -3.2 -4.5 -7.4 -3.4 AVERAGE OF MIXING RATIO IN G/KG 2.70 3.03 3.64 4.17 4.77 4.91 5.80 5.33 4.49 4.09 3.71 3.09 4.14 AVERAGE OF VAPOUR PRESSURE HPA 3.30 3.71 4.47 5.14 5.89 6.10 7.21 6.63 5.57 5.05 4.56 3.78 5.12 AVERAGE OF SATURATION DEFICIT IN HPA 1.91 2.11 3.92 7.47 11.97 19.73 23.68 22.71 17.26 10.03 5.23 3.15 10.76 AVERAGE RELATIVE HUMIDITY IN PERCENT 65 66 58 46 38 28 27 27 30 40 52 60 45 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 76 76 71 64 56 44 41 42 49 59 68 72 60 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 55 55 47 33 26 18 18 17 18 27 40 49 34 NO. OF DAYS PRECIPITATION EQUAL 3 3 4 3 1 0 0 0 0 1 3 3 21 OR MORE THAN 5 MM.