IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1964 -2.5 5.4 12.2 15.6 21.7 26.2 28.8 27.3 21.4 14.0 12.9 6.2 31.3 1965 ****** 5.1 7.1 14.9 ****** ****** 28.1 25.8 21.8 20.0 13.2 5.4 ****** 1966 9.1 9.8 11.1 16.2 22.5 28.4 27.8 26.2 23.2 15.8 9.5 7.3 21.1 1967 4.7 6.0 11.5 14.7 21.1 25.5 28.9 26.3 23.7 16.5 10.8 5.1 24.2 1968 4.6 4.3 11.2 15.4 19.9 22.5 24.4 22.7 20.1 17.4 13.4 7.0 20.1 1969 2.8 6.2 14.9 17.3 19.3 22.1 21.2 24.1 21.1 18.7 14.1 10.1 21.3 1970 4.2 11.1 10.4 18.1 18.2 22.5 24.2 20.3 16.6 12.7 12.7 6.4 20.0 1971 5.3 5.8 10.1 13.9 19.0 23.9 23.7 22.1 19.7 17.4 12.9 9.7 18.6 1972 4.9 2.6 9.6 13.7 17.6 23.8 24.5 19.6 17.4 14.4 10.9 2.7 21.9 1973 -0.3 8.7 13.6 15.4 18.4 22.4 25.1 23.5 20.2 16.8 11.1 3.8 25.4 1974 0.9 1.1 12.1 21.8 25.2 28.9 30.8 28.2 26.0 22.3 17.2 5.7 29.9 1975 1.9 2.3 6.9 13.0 21.6 26.8 30.8 25.8 23.4 17.5 5.9 3.8 28.9 1976 5.4 3.5 6.0 14.8 21.4 24.6 27.5 25.3 21.3 17.3 7.5 5.8 24.0 1977 -1.0 6.9 14.7 15.8 21.8 28.4 30.1 27.2 21.3 17.6 11.1 6.5 31.1 1978 3.1 5.5 10.2 19.1 23.1 26.7 27.9 26.3 23.6 18.0 7.5 7.1 24.8 1979 3.5 6.0 8.8 19.3 20.0 26.7 28.7 ****** 22.5 19.9 9.8 4.1 ****** 1980 2.3 3.9 10.8 20.7 24.3 27.9 27.7 26.5 21.4 16.4 12.1 6.5 25.6 1981 3.2 5.8 12.2 16.4 20.8 23.0 24.5 23.1 19.0 13.9 9.5 6.2 21.3 1982 2.7 2.4 7.4 16.9 20.7 28.3 28.3 27.4 21.5 17.0 10.7 2.4 25.9 1983 2.1 4.7 7.0 15.0 23.7 28.4 30.6 28.8 24.5 16.3 12.7 4.6 28.5 1984 2.5 1.7 12.2 19.0 ****** 26.8 28.0 28.8 22.3 15.7 11.9 2.1 ****** 1985 4.0 7.6 9.3 18.9 22.9 28.2 29.3 23.9 22.7 16.4 11.7 6.1 25.3 1986 4.5 5.3 6.7 16.7 24.1 26.8 27.9 25.2 21.0 17.6 10.4 4.7 23.4 1987 5.5 7.6 12.6 17.7 23.7 26.8 28.4 27.6 23.6 14.0 12.0 7.7 22.9 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 1.6 1.6 11.1 17.7 21.6 28.4 29.1 25.6 23.1 17.8 10.5 6.9 27.5 1990 4.4 5.6 10.2 17.5 25.0 28.1 28.4 28.2 24.2 16.0 11.7 4.5 24.0 1991 3.1 3.7 9.1 17.0 19.8 25.6 27.1 25.3 22.8 15.6 8.9 5.3 24.0 1992 3.4 4.4 5.3 14.0 16.8 24.5 26.8 23.7 20.4 15.8 11.9 5.9 23.4 1993 1.0 6.2 8.2 16.3 20.7 25.0 25.7 24.1 22.9 ****** 10.2 6.0 ****** 1994 5.2 5.1 12.4 15.7 21.7 26.4 27.6 27.3 18.9 16.3 14.2 4.2 23.4 1995 5.3 7.1 ****** ****** ****** ****** 27.7 28.1 23.5 16.6 12.6 3.0 ****** 1996 1.8 6.7 8.6 15.2 20.1 25.6 25.9 24.8 23.9 16.4 8.3 6.5 24.1 1997 4.7 3.9 9.0 14.5 20.6 27.0 28.8 27.3 24.0 19.2 9.3 6.1 24.9 1998 2.9 4.7 10.6 17.5 21.1 24.2 28.2 26.7 24.6 18.9 15.4 10.3 25.3 1999 3.9 8.4 10.4 17.9 22.2 27.4 27.6 26.8 24.7 18.9 10.4 7.0 23.7 2000 4.7 5.8 11.3 19.9 25.2 26.1 27.1 26.3 24.5 17.7 10.1 6.1 22.4 2001 3.2 6.6 12.3 19.0 25.4 28.4 28.3 27.2 23.3 19.7 13.5 8.3 25.2 2002 5.9 7.9 13.7 17.3 23.3 27.6 27.7 28.0 24.0 20.2 11.9 4.7 23.3 2003 6.6 8.1 11.5 18.5 20.2 26.9 31.4 28.1 23.6 20.0 10.2 5.2 26.2 MEAN 3.4 5.5 10.3 16.8 21.5 26.1 27.6 25.8 22.2 17.2 11.3 5.8 24.2 SD 2.16 2.25 2.37 2.04 2.21 2.01 2.15 2.24 2.09 2.03 2.22 1.89 2.14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 -7.4 -0.0 5.9 9.1 14.2 19.7 22.8 20.7 13.9 6.1 6.8 2.9 9.6 1965 ****** -2.2 0.5 6.9 11.2 17.5 22.4 19.4 14.9 13.5 7.5 -1.8 ****** 1966 2.6 4.0 4.6 10.2 15.9 22.4 21.8 19.7 16.2 8.8 1.6 0.7 10.7 1967 -3.0 0.3 4.7 7.6 13.3 18.4 22.8 19.2 16.5 8.8 3.0 -1.5 9.2 1968 -1.6 -1.8 4.3 8.3 12.4 12.3 13.5 12.2 8.5 9.6 7.6 2.3 7.3 1969 -2.3 3.0 7.7 9.4 9.4 10.0 9.8 13.6 12.3 10.2 6.2 4.0 7.8 1970 -2.1 4.3 4.2 9.0 9.1 12.6 13.7 10.0 6.6 4.4 3.7 -1.7 6.2 1971 -1.9 -1.6 2.0 4.9 9.5 14.9 12.6 11.0 9.6 7.1 4.1 1.6 6.1 1972 -2.3 -4.3 2.1 4.3 5.7 9.6 11.8 7.2 5.5 4.1 2.2 -4.3 3.5 1973 -7.4 1.4 3.6 3.9 5.2 9.9 12.7 12.7 9.3 6.3 4.9 -2.8 5.0 1974 -5.5 -4.2 6.6 14.0 17.9 22.0 23.2 20.8 19.7 16.0 11.1 0.5 11.8 1975 -2.1 -2.2 2.2 7.5 14.7 19.4 22.9 18.9 16.9 12.2 1.1 -1.5 9.2 1976 0.0 -2.0 0.3 7.9 12.5 14.4 17.5 16.1 12.4 9.4 0.3 0.1 7.4 1977 -5.4 0.5 7.0 8.7 13.6 20.1 23.3 20.3 14.4 11.0 5.1 1.0 10.0 1978 -3.3 -0.2 4.5 12.4 16.3 18.9 19.9 18.2 15.6 10.5 1.7 1.6 9.7 1979 -2.9 -0.0 3.4 12.7 13.1 18.9 20.5 ****** 14.8 12.7 3.0 -2.3 ****** 1980 -4.1 -1.9 4.6 13.5 16.7 19.6 19.0 18.0 13.4 9.3 5.6 -0.1 9.5 1981 -3.8 -1.3 4.4 7.8 10.5 12.1 13.8 12.9 9.2 5.4 1.8 -1.5 5.9 1982 -4.8 -4.4 0.3 8.2 10.8 20.8 20.2 19.2 12.9 9.2 3.6 -5.4 7.5 1983 -5.9 -2.5 0.0 8.1 15.9 19.9 21.8 20.2 15.9 8.0 5.2 -1.8 8.7 1984 -4.7 -4.7 5.5 11.4 ****** 18.7 19.8 20.1 13.7 7.2 4.1 -5.3 ****** 1985 -2.8 -0.1 2.2 11.1 15.2 19.6 20.3 15.6 13.4 7.7 4.4 -0.3 8.9 1986 -2.5 -1.1 0.9 10.0 16.4 18.7 19.8 17.2 12.9 9.7 3.6 -1.6 8.7 1987 -1.7 0.3 6.3 10.5 15.8 18.7 20.1 19.2 14.9 6.4 5.0 0.1 9.6 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 -4.4 -4.7 4.2 10.0 14.0 19.4 20.1 17.0 14.3 9.2 3.6 0.8 8.6 1990 -1.5 -0.5 2.9 10.5 16.7 19.2 19.5 19.1 15.5 7.8 3.5 -2.0 9.2 1991 -2.1 -2.4 3.9 10.4 12.2 16.7 18.0 15.8 13.9 8.2 0.7 -1.3 7.8 1992 -3.9 -2.3 -1.2 7.1 10.1 17.0 18.5 15.6 12.7 8.3 4.9 1.4 7.3 1993 -4.0 0.8 2.1 8.9 13.7 16.4 17.8 15.8 14.7 ****** 2.6 -1.9 ****** 1994 -1.3 -0.4 6.0 8.4 14.6 17.9 19.2 19.1 11.4 9.3 7.8 -2.2 9.1 1995 -1.9 1.1 3.2 9.2 14.2 16.4 18.1 20.1 15.6 10.3 6.1 -2.3 9.2 1996 -4.2 1.7 3.4 7.6 12.1 17.1 17.4 15.7 14.7 8.8 1.0 0.1 7.9 1997 -1.8 -3.5 2.4 7.9 13.8 19.4 20.6 19.3 16.7 12.8 3.8 0.9 9.4 1998 -3.1 -0.7 4.5 10.2 13.3 15.3 20.0 18.9 17.1 12.0 9.1 4.9 10.1 1999 -1.4 2.5 4.6 11.2 14.6 19.0 19.4 18.6 16.3 11.0 4.6 0.7 10.1 2000 -1.8 0.3 4.2 12.1 16.8 17.5 19.0 18.1 17.0 10.8 4.6 1.0 10.0 2001 -2.5 0.6 5.3 11.1 17.7 20.3 20.8 19.3 15.2 12.7 7.6 3.5 11.0 2002 0.7 2.1 7.2 10.3 15.8 19.1 19.3 19.6 16.0 12.8 5.7 -0.1 10.7 2003 1.6 2.6 5.4 12.3 13.3 19.7 25.0 21.7 16.6 13.2 3.7 0.1 11.3 MEAN -2.8 -0.6 3.7 9.3 13.4 17.4 18.9 17.3 13.9 9.5 4.4 -0.3 8.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 2.3 10.8 18.4 22.1 29.3 32.8 34.8 33.9 29.0 21.9 18.9 9.6 22.0 1965 9.9 12.5 13.7 22.8 ****** ****** 33.8 32.2 28.7 26.5 18.9 12.7 ****** 1966 15.6 15.6 17.7 22.2 29.1 34.5 33.8 32.7 30.2 22.8 17.3 13.9 23.8 1967 12.3 11.7 18.2 21.8 29.0 32.5 35.0 33.5 30.9 24.1 18.7 11.8 23.3 1968 10.7 10.4 18.2 22.5 27.4 32.7 35.2 33.2 31.7 25.2 19.3 11.7 23.2 1969 7.8 9.4 22.1 25.2 29.1 34.1 32.5 34.6 29.8 27.3 22.0 16.1 24.2 1970 10.4 17.9 16.7 27.2 27.3 32.5 34.7 30.6 26.5 21.0 21.7 14.6 23.4 1971 12.5 13.2 18.2 23.0 28.6 32.9 34.8 33.2 29.8 27.7 21.7 17.8 24.5 1972 12.0 9.4 17.1 23.2 29.6 37.9 37.3 32.0 29.3 24.7 19.5 9.7 23.5 1973 6.7 15.9 23.5 27.0 31.5 34.9 37.6 34.3 31.0 27.3 17.4 10.4 24.8 1974 7.4 6.4 17.6 29.6 32.5 35.8 38.4 35.7 32.3 28.7 23.2 11.0 24.9 1975 5.9 6.9 11.5 18.5 28.5 34.1 38.7 32.8 29.8 22.7 10.6 9.1 20.8 1976 10.8 9.1 11.7 21.7 30.3 34.9 37.5 34.5 30.3 25.2 14.7 11.5 22.7 1977 3.4 13.3 22.3 22.8 30.0 36.8 36.9 34.2 28.3 24.1 17.1 12.0 23.4 1978 9.5 11.2 15.9 25.9 29.9 34.5 35.9 34.3 31.6 25.5 13.2 12.5 23.3 1979 9.9 11.9 14.3 26.0 27.0 34.4 36.9 33.7 30.2 27.1 16.6 10.6 23.2 1980 8.7 9.6 17.0 27.8 32.0 36.2 36.3 35.1 29.4 23.4 18.6 13.2 24.0 1981 10.1 12.9 19.8 24.7 30.7 33.9 35.3 33.2 28.8 22.4 17.3 13.9 23.6 1982 10.1 9.2 14.4 25.7 30.6 35.8 36.5 35.6 30.2 24.8 17.7 10.3 23.4 1983 10.3 12.0 14.0 22.0 31.4 37.0 39.4 37.4 33.1 24.6 20.3 10.9 24.4 1984 9.6 8.1 18.9 26.7 ****** 35.0 36.2 37.4 30.8 24.1 19.7 9.6 ****** 1985 10.9 15.2 16.4 26.8 30.5 36.8 38.3 32.1 31.9 25.2 18.9 12.5 24.6 1986 11.4 11.7 12.4 23.3 31.8 34.9 36.1 33.2 29.1 25.4 17.2 11.0 23.1 1987 12.9 14.9 19.0 24.9 31.6 34.9 36.8 36.0 32.3 21.6 19.0 15.3 24.9 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 7.6 8.0 18.1 25.3 29.2 37.4 38.1 34.2 32.0 26.3 17.3 12.9 23.9 1990 10.2 11.7 17.5 24.4 33.3 37.1 37.3 37.3 32.9 24.2 19.9 11.1 24.7 1991 8.2 9.8 14.4 23.7 27.4 34.4 36.2 34.7 31.8 23.1 17.1 12.0 22.7 1992 10.8 11.2 11.9 21.0 23.6 32.0 35.1 31.9 28.1 23.3 18.9 10.4 21.5 1993 6.0 11.6 14.4 23.7 27.8 33.7 33.7 32.3 31.1 ****** 17.7 13.8 ****** 1994 11.7 10.6 18.7 23.0 28.9 34.9 36.1 35.6 26.4 23.2 20.5 10.6 23.4 1995 12.5 13.1 ****** ****** ****** ****** 37.3 36.1 31.5 22.9 19.1 8.4 ****** 1996 7.7 11.9 13.6 22.3 28.1 34.1 34.4 33.9 33.0 23.9 15.7 12.9 22.6 1997 11.1 11.2 15.6 21.2 27.4 34.6 37.0 35.2 31.5 25.7 14.7 11.3 23.0 1998 9.0 10.3 16.6 24.9 29.0 33.0 36.4 34.5 32.0 25.8 21.6 15.7 24.1 1999 9.4 14.3 16.1 24.6 29.8 35.8 35.7 35.1 33.1 26.8 16.1 13.2 24.2 2000 11.2 11.5 18.3 27.6 33.7 34.7 35.1 34.4 32.0 24.5 15.7 11.2 24.2 2001 8.9 12.6 19.4 26.8 33.1 36.5 35.7 35.0 31.3 26.6 19.4 13.0 24.9 2002 11.0 13.7 20.1 24.2 30.9 36.1 36.1 36.3 32.0 27.6 18.2 9.5 24.6 2003 11.6 13.6 17.6 24.6 27.0 34.1 37.9 34.5 30.5 26.9 16.7 10.3 23.8 MEAN 9.7 11.6 16.9 24.2 29.6 34.8 36.2 34.3 30.6 24.8 18.2 12.0 23.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 9.7 10.8 12.5 13.0 15.1 13.1 12.0 13.2 15.1 15.8 12.1 6.7 12.4 1965 ****** 14.7 13.2 15.9 ****** ****** 11.4 12.8 13.8 13.0 11.4 14.5 ****** 1966 13.0 11.6 13.1 12.0 13.2 12.1 12.0 13.0 14.0 14.0 15.7 13.2 13.1 1967 15.3 11.4 13.5 14.2 15.7 14.1 12.2 14.3 14.4 15.3 15.7 13.3 14.1 1968 12.3 12.2 13.9 14.2 15.0 20.4 21.7 21.0 23.2 15.6 11.7 9.4 15.9 1969 10.1 6.4 14.4 15.8 19.7 24.1 22.7 21.0 17.5 17.1 15.8 12.1 16.4 1970 12.5 13.6 12.5 18.2 18.2 19.9 21.0 20.6 19.9 16.6 18.0 16.3 17.3 1971 14.4 14.8 16.2 18.1 19.1 18.0 22.2 22.2 20.2 20.6 17.6 16.2 18.3 1972 14.3 13.7 15.0 18.9 23.9 28.3 25.5 24.8 23.8 20.6 17.3 14.0 20.0 1973 14.1 14.5 19.9 23.1 26.3 25.0 24.9 21.6 21.7 21.0 12.5 13.2 19.8 1974 12.9 10.6 11.0 15.6 14.6 13.8 15.2 14.9 12.6 12.7 12.1 10.5 13.0 1975 8.0 9.1 9.3 11.0 13.8 14.7 15.8 13.9 12.9 10.5 9.5 10.6 11.6 1976 10.8 11.1 11.4 13.8 17.8 20.5 20.0 18.4 17.9 15.8 14.4 11.4 15.3 1977 8.8 12.8 15.3 14.1 16.4 16.7 13.6 13.9 13.9 13.1 12.0 11.0 13.5 1978 12.8 11.4 11.4 13.5 13.6 15.6 16.0 16.1 16.0 15.0 11.5 10.9 13.6 1979 12.8 11.9 10.9 13.3 13.9 15.5 16.4 ****** 15.4 14.4 13.6 12.9 ****** 1980 12.8 11.5 12.4 14.3 15.3 16.6 17.3 17.1 16.0 14.1 13.0 13.3 14.5 1981 13.9 14.2 15.4 16.9 20.2 21.8 21.5 20.3 19.6 17.0 15.5 15.4 17.6 1982 14.9 13.6 14.1 17.5 19.8 15.0 16.3 16.4 17.3 15.6 14.1 15.7 15.9 1983 16.2 14.5 14.0 13.9 15.5 17.1 17.6 17.2 17.2 16.6 15.1 12.7 15.6 1984 14.3 12.8 13.4 15.3 ****** 16.3 16.4 17.3 17.1 16.9 15.6 14.9 ****** 1985 13.7 15.3 14.2 15.7 15.3 17.2 18.0 16.5 18.5 17.5 14.5 12.8 15.8 1986 13.9 12.8 11.5 13.3 15.4 16.2 16.3 16.0 16.2 15.7 13.6 12.6 14.5 1987 14.6 14.6 12.7 14.4 15.8 16.2 16.7 16.8 17.4 15.2 14.0 15.2 15.3 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 12.0 12.7 13.9 15.3 15.2 18.0 18.0 17.2 17.7 17.1 13.7 12.1 15.2 1990 11.7 12.2 14.6 13.9 16.6 17.9 17.8 18.2 17.4 16.4 16.4 13.1 15.5 1991 10.3 12.2 10.5 13.3 15.2 17.7 18.2 18.9 17.9 14.9 16.4 13.3 14.9 1992 14.7 13.5 13.1 13.9 13.5 15.0 16.6 16.3 15.4 15.0 14.0 9.0 14.2 1993 10.0 10.8 12.3 14.8 14.1 17.3 15.9 16.5 16.4 ****** 15.1 15.7 ****** 1994 13.0 11.0 12.7 14.6 14.3 17.0 16.9 16.5 15.0 13.9 12.7 12.8 14.2 1995 14.4 12.0 ****** ****** ****** ****** 19.2 16.0 15.9 12.6 13.0 10.7 ****** 1996 11.9 10.2 10.2 14.7 16.0 17.0 17.0 18.2 18.3 15.1 14.7 12.8 14.7 1997 12.9 14.7 13.2 13.3 13.6 15.2 16.4 15.9 14.8 12.9 10.9 10.4 13.7 1998 12.1 11.0 12.1 14.7 15.7 17.7 16.4 15.6 14.9 13.8 12.5 10.8 13.9 1999 10.8 11.8 11.5 13.4 15.2 16.8 16.3 16.5 16.8 15.8 11.5 12.5 14.1 2000 13.0 11.2 14.1 15.5 16.9 17.2 16.1 16.3 15.0 13.7 11.1 10.2 14.2 2001 11.4 12.0 14.1 15.7 15.4 16.2 14.9 15.7 16.1 13.9 11.8 9.5 13.9 2002 10.3 11.6 12.9 13.9 15.1 17.0 16.8 16.7 16.0 14.8 12.5 9.6 13.9 2003 10.0 11.0 12.2 12.3 13.7 14.4 12.9 12.8 13.9 13.7 13.0 10.2 12.5 MEAN 12.5 12.3 13.1 14.9 16.2 17.4 17.2 17.0 16.7 15.3 13.7 12.3 14.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 2.10 3.79 5.36 5.89 7.21 9.52 10.71 10.53 6.08 5.43 4.98 4.80 6.37 1965 3.56 3.59 4.08 4.21 5.30 7.10 7.17 6.22 4.23 5.25 5.00 2.72 4.87 1966 3.90 4.88 4.28 6.57 7.05 8.31 8.75 8.76 6.09 5.30 3.98 3.68 5.96 1967 3.48 4.05 4.06 6.07 7.65 7.55 6.55 6.28 5.18 4.36 4.31 2.82 5.20 1968 3.04 3.65 5.57 7.33 9.82 8.61 9.36 7.06 4.91 5.91 5.78 4.60 6.30 1969 3.24 4.90 6.37 8.22 8.15 9.01 9.00 10.32 10.00 8.62 5.73 4.54 7.34 1970 3.39 4.86 4.99 7.85 8.15 9.77 11.31 8.72 5.59 4.54 4.37 3.23 6.40 1971 3.05 3.06 4.02 5.13 6.43 10.43 8.47 6.95 5.80 4.46 3.99 4.01 5.48 1972 3.07 2.52 4.07 4.04 4.71 5.84 6.87 4.88 4.14 4.15 3.78 2.25 4.19 1973 1.55 3.83 4.47 3.82 3.63 4.20 4.11 6.30 4.60 4.02 4.08 3.02 3.97 1974 2.41 2.85 5.17 10.38 14.70 19.22 20.58 17.13 16.30 12.79 9.51 4.21 11.27 1975 3.30 3.26 4.42 6.49 11.17 15.09 19.14 14.94 13.40 9.49 3.90 3.27 8.99 1976 3.79 3.43 3.92 6.44 7.11 6.84 10.22 9.69 6.91 6.25 3.49 3.76 5.99 1977 2.82 3.80 5.06 6.26 6.32 7.41 7.35 7.06 5.35 5.86 4.40 3.73 5.45 1978 3.08 3.88 4.61 5.20 6.26 5.60 6.20 5.59 5.04 4.58 4.23 4.50 4.90 1979 3.35 3.76 4.97 6.28 5.43 6.88 5.73 5.22 5.11 4.89 3.50 3.32 4.87 1980 2.84 3.63 4.95 6.02 6.52 6.76 5.38 5.64 4.67 4.65 4.89 3.56 4.96 1981 2.98 3.76 5.19 6.15 6.25 6.42 7.30 7.05 5.66 4.92 4.06 3.47 5.27 1982 2.70 2.97 4.19 6.30 6.57 6.51 6.40 6.48 5.44 6.72 4.90 2.89 5.17 1983 3.27 3.31 4.02 6.86 8.05 7.94 7.42 6.82 5.41 4.21 3.99 3.16 5.37 1984 2.68 2.63 5.28 5.47 ****** 6.05 6.43 6.70 5.29 3.93 3.86 2.56 ****** 1985 3.37 3.68 4.29 5.61 6.32 7.14 6.75 6.16 4.71 4.11 4.25 4.14 5.04 1986 3.30 3.93 4.34 6.77 7.42 6.82 7.75 6.66 5.12 5.13 4.31 4.01 5.46 1987 3.54 4.15 5.68 6.33 6.78 6.94 8.20 8.09 5.73 4.64 4.61 3.72 5.70 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 2.94 2.99 4.88 5.54 6.65 6.15 6.57 6.46 5.46 4.56 4.23 3.87 5.03 1990 3.95 4.13 4.25 6.52 6.52 6.02 5.96 5.43 6.22 4.11 3.57 3.22 4.99 1991 3.62 3.61 5.54 6.86 5.20 5.32 5.20 4.53 4.54 4.28 3.52 3.66 4.66 1992 3.08 3.20 3.87 5.96 6.60 7.27 5.92 5.85 5.72 4.05 4.03 4.41 5.00 1993 3.05 4.59 4.25 5.82 6.69 5.33 5.19 4.65 5.35 ****** 3.96 3.21 ****** 1994 3.37 3.49 5.38 5.57 7.14 7.44 7.93 8.23 5.06 4.78 4.79 3.05 5.52 1995 3.19 3.99 4.67 6.49 5.43 4.37 4.75 4.85 4.49 3.93 3.55 3.36 4.42 1996 2.91 4.46 5.17 4.92 4.72 4.59 4.65 4.46 4.72 4.49 3.44 3.64 4.35 1997 3.16 2.78 4.40 5.59 5.97 5.23 5.08 4.91 4.66 4.49 4.05 3.91 4.52 1998 3.71 3.88 5.05 5.52 5.28 4.39 5.26 5.25 5.16 3.95 3.62 3.90 4.58 1999 3.74 4.60 5.21 6.37 5.13 4.95 5.46 5.05 4.59 4.32 4.20 3.05 4.72 2000 2.89 3.47 3.82 4.66 4.43 4.78 4.61 4.81 5.23 4.62 3.98 3.70 4.25 2001 2.63 3.47 4.84 4.91 5.84 6.09 6.24 5.32 4.06 4.08 3.96 4.68 4.68 2002 3.97 4.23 5.02 6.43 6.49 6.21 5.39 5.77 4.39 3.64 3.78 3.39 4.89 2003 3.62 4.10 5.11 6.95 5.47 6.05 8.15 5.21 4.89 4.68 2.83 3.16 5.02 MEAN 3.18 3.73 4.74 6.10 6.70 7.19 7.53 6.93 5.78 5.11 4.30 3.60 5.40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 3.16 4.33 5.62 5.15 8.04 10.05 12.00 12.79 8.45 3.81 5.21 4.41 6.92 1965 3.97 3.78 3.87 3.98 6.70 8.68 7.05 6.11 5.36 6.08 5.63 3.81 5.42 1966 4.17 5.30 5.03 7.35 7.95 8.15 9.52 8.65 7.20 6.45 3.60 3.82 6.43 1967 4.63 4.91 5.42 7.33 8.87 8.36 6.51 6.93 5.42 4.95 5.14 3.77 6.02 1968 3.20 4.82 6.93 9.70 10.45 11.27 12.50 7.64 5.63 7.22 6.90 5.67 7.66 1969 4.91 5.49 10.67 12.07 11.91 8.59 20.10 19.30 18.76 15.12 10.11 6.12 11.93 1970 3.62 8.07 6.38 13.30 12.55 12.27 14.55 11.12 7.59 6.31 5.62 3.54 8.74 1971 2.85 3.46 4.17 6.92 7.88 11.88 11.67 9.94 7.12 5.83 5.26 5.50 6.87 1972 4.34 3.00 6.05 6.03 9.35 12.32 13.50 10.26 8.62 5.67 4.52 2.52 7.18 1973 2.11 5.12 6.24 6.36 6.69 6.57 6.81 7.09 5.54 3.66 4.46 4.41 5.42 1974 4.15 3.98 6.18 13.41 18.84 23.77 23.90 19.50 18.92 15.89 11.92 5.11 13.80 1975 3.93 3.99 5.30 8.35 15.05 20.84 26.23 19.60 17.34 11.95 4.97 4.59 11.84 1976 5.32 4.85 5.68 9.14 9.28 8.70 14.33 13.44 9.21 8.85 5.22 5.46 8.29 1977 3.69 5.05 6.14 7.61 6.93 8.16 8.81 8.47 6.48 7.29 5.77 5.08 6.62 1978 4.75 5.51 6.32 6.11 7.13 6.00 7.31 6.67 5.79 5.69 5.81 6.39 6.12 1979 4.90 5.62 6.75 7.54 6.57 8.23 6.81 5.92 6.28 5.96 5.08 5.53 6.27 1980 4.73 5.74 7.23 7.27 7.60 8.09 6.30 6.43 5.43 5.97 7.63 5.69 6.51 1981 5.18 6.79 8.07 8.59 8.30 8.34 9.37 8.36 7.32 7.12 6.35 6.18 7.50 1982 5.08 5.28 6.90 9.39 8.55 8.01 7.19 7.66 6.80 9.64 7.47 4.25 7.19 1983 3.64 5.50 6.61 10.01 10.18 9.45 8.77 8.32 6.87 6.99 6.72 5.23 7.36 1984 4.87 4.19 8.11 7.31 ****** 7.42 7.47 8.03 6.66 6.28 6.91 4.88 ****** 1985 5.69 6.00 6.93 7.66 7.76 8.15 7.65 7.28 5.71 6.03 6.70 6.31 6.82 1986 5.69 6.39 6.30 9.67 9.09 8.32 9.31 8.15 6.28 7.43 6.53 6.35 7.46 1987 6.27 6.99 8.60 8.94 8.61 8.46 10.44 10.17 7.21 6.87 6.95 6.59 8.01 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 4.69 5.09 7.96 8.34 8.25 7.11 7.26 7.72 7.15 6.75 6.79 6.04 6.93 1990 4.46 6.21 6.93 9.27 8.21 6.89 7.16 6.45 5.51 4.39 6.05 5.37 6.41 1991 5.48 5.87 7.39 9.79 6.10 6.63 6.19 5.52 5.26 5.66 5.57 5.57 6.25 1992 4.47 4.56 6.22 9.50 8.63 7.46 7.14 7.28 7.50 5.43 5.99 5.45 6.64 1993 4.57 6.86 6.22 8.63 8.52 6.26 6.07 5.28 6.29 ****** 6.11 5.14 ****** 1994 5.03 4.69 7.79 7.99 9.52 9.82 10.07 10.31 6.30 6.14 6.29 4.62 7.38 1995 5.27 5.97 7.11 9.72 7.05 5.24 6.19 6.10 5.56 5.10 4.85 4.78 6.08 1996 4.70 6.38 7.41 7.84 6.31 5.57 5.54 5.41 6.38 6.23 5.57 5.72 6.09 1997 4.53 4.68 6.80 8.10 7.99 6.20 5.84 5.79 5.80 5.85 5.45 5.52 6.05 1998 5.56 5.77 7.59 7.94 6.85 5.15 6.19 6.56 6.41 5.10 4.88 5.44 6.12 1999 5.17 6.83 7.14 8.92 6.77 5.67 6.11 6.12 5.53 5.33 5.91 4.64 6.18 2000 4.79 5.32 5.90 6.65 5.41 5.60 5.81 6.16 6.15 6.08 5.34 5.28 5.71 2001 4.20 5.43 7.68 6.76 7.24 7.16 8.05 6.06 4.75 5.35 5.21 6.49 6.20 2002 5.28 6.42 7.29 9.80 8.64 7.94 6.71 6.63 4.72 4.43 5.66 4.63 6.51 2003 5.24 5.99 7.60 10.31 7.88 7.24 10.21 6.31 6.12 6.12 4.04 4.38 6.79 MEAN 4.58 5.40 6.74 8.43 8.63 8.72 9.56 8.61 7.32 6.72 6.01 5.14 7.15 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 2.45 4.44 5.56 5.16 7.51 8.13 10.58 10.45 7.09 4.73 3.49 4.61 6.18 1965 3.93 3.50 3.77 4.06 5.26 8.31 6.06 5.33 5.20 5.65 5.52 3.56 5.01 1966 4.21 5.22 5.14 6.97 7.30 7.92 9.24 8.94 6.98 5.66 3.48 3.51 6.21 1967 4.15 4.43 4.31 6.62 8.17 7.65 6.03 6.25 5.81 5.26 4.80 3.53 5.58 1968 3.62 4.45 6.58 7.71 9.10 8.66 10.13 7.32 5.86 6.44 6.33 5.44 6.80 1969 3.73 4.72 6.64 9.88 9.82 10.89 16.45 16.17 14.64 12.78 8.12 5.49 9.94 1970 3.93 6.45 6.08 9.72 11.74 13.61 14.37 12.35 9.33 5.58 6.02 4.84 8.67 1971 3.66 3.84 5.22 8.43 9.19 11.79 11.96 11.15 6.60 6.05 4.40 5.02 7.28 1972 3.48 2.67 4.96 5.41 7.87 11.07 12.84 9.19 7.52 4.99 4.07 2.33 6.37 1973 1.35 4.39 5.73 5.72 6.23 5.88 5.01 6.42 5.45 3.77 4.16 4.38 4.87 1974 3.87 3.65 5.63 11.84 16.29 20.99 21.70 18.21 17.87 14.14 10.67 4.74 12.47 1975 3.66 3.78 4.90 7.31 12.95 17.68 22.61 17.16 15.49 10.60 4.47 3.89 10.37 1976 4.31 3.93 4.48 7.57 8.15 7.82 12.91 11.58 8.12 7.33 4.12 4.45 7.06 1977 3.12 4.35 5.72 7.04 6.67 7.91 8.39 7.74 6.09 6.84 5.12 4.50 6.12 1978 4.15 4.77 5.58 5.84 6.68 6.05 6.85 6.43 5.72 5.53 5.02 5.25 5.65 1979 4.06 4.82 5.87 6.83 6.40 7.99 6.68 5.91 5.87 5.51 4.31 4.24 5.71 1980 3.90 4.67 6.19 6.98 6.93 7.54 6.29 6.52 4.92 5.20 5.83 4.46 5.79 1981 4.05 5.37 6.74 7.70 7.48 7.59 8.84 8.41 6.57 5.89 5.02 4.77 6.54 1982 3.69 4.12 5.78 8.16 7.82 7.56 7.25 7.59 6.47 8.63 5.89 3.81 6.40 1983 3.81 4.52 5.36 8.46 9.41 8.77 8.29 7.93 6.59 5.52 4.98 3.97 6.47 1984 3.85 3.50 6.93 6.49 ****** 7.15 7.51 8.06 6.38 5.03 4.93 3.66 ****** 1985 4.33 4.96 5.70 6.94 7.29 8.47 7.99 7.66 5.84 5.34 5.44 5.40 6.28 1986 4.27 4.98 5.51 8.49 8.53 8.21 9.42 8.15 6.26 6.54 5.70 5.15 6.77 1987 4.94 5.71 7.48 7.65 8.02 8.29 9.66 9.61 7.10 6.03 5.76 5.09 7.11 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 3.88 3.96 6.42 7.57 7.78 7.72 7.99 8.30 6.79 5.96 5.49 5.15 6.42 1990 4.89 5.38 5.95 8.35 8.22 7.61 7.61 7.11 5.92 4.55 5.45 4.58 6.30 1991 4.66 4.77 6.73 9.02 6.61 6.69 6.32 5.75 5.40 5.96 5.10 4.89 5.99 1992 3.88 3.98 5.82 9.36 9.00 11.65 8.25 7.45 7.17 5.27 5.60 5.15 6.88 1993 3.96 6.10 5.61 9.00 8.89 6.37 6.70 6.74 6.42 ****** 5.53 4.46 ****** 1994 4.54 4.41 7.58 7.99 10.35 10.29 11.27 10.85 6.77 6.14 6.29 4.27 7.56 1995 4.70 5.37 6.86 9.39 7.52 5.85 6.53 7.13 5.90 5.07 4.63 4.50 6.12 1996 4.25 6.04 7.20 7.71 7.03 6.06 6.42 6.50 6.77 5.81 4.96 4.82 6.13 1997 4.04 4.14 6.13 8.18 8.31 6.31 6.61 6.60 6.19 5.49 4.97 4.99 6.00 1998 4.30 5.16 6.82 7.51 6.75 5.68 7.23 7.56 6.64 5.10 4.68 5.14 6.05 1999 4.45 6.08 6.75 8.32 7.39 6.27 7.05 6.87 6.11 5.35 5.32 4.49 6.20 2000 4.10 4.64 5.34 6.74 5.83 5.79 6.13 6.11 5.99 5.72 4.85 4.82 5.50 2001 3.66 4.60 6.59 6.39 6.97 7.77 7.98 6.51 4.75 5.12 4.81 5.59 5.89 2002 4.66 5.77 6.66 9.34 8.44 8.26 6.66 6.88 4.74 4.30 5.05 3.93 6.22 2003 4.41 5.22 6.88 9.35 7.75 7.26 10.14 6.59 5.89 5.50 3.68 3.88 6.38 MEAN 3.98 4.69 5.98 7.73 8.21 8.61 9.23 8.50 7.06 6.17 5.24 4.54 6.66 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 -14.1 21 -7.2 1 -1.0 1 3.1 16 6.0 1 15.1 6 20.0 29 15.0 30 6.0 27 0.0 28 2.0 6 -5.1 21 -14.1 1965 ***** ** -7.0 1 -8.0 2 1.1 8 8.1 5 13.1 4 17.0 27 13.4 31 10.9 25 11.2 30 1.8 25 -10.4 23 ***** 1966 -1.0 3 1.5 12 -1.0 4 3.4 4 10.5 11 18.7 30 15.5 1 15.4 11 11.1 20 3.2 19 -5.3 25 -6.3 25 -6.3 1967 -10.2 5 -4.8 20 1.5 12 -5.0 2 9.2 5 12.3 9 18.5 2 14.5 18 9.5 27 1.2 24 -4.0 30 -10.0 25 -10.2 1968 -8.0 20 -10.0 7 -3.5 26 3.5 8 7.0 1 8.5 13 9.9 3 8.2 26 5.9 21 -0.3 30 1.5 12 -4.2 24 -10.0 1969 -16.5 1 1.3 16 -3.0 25 2.5 21 6.5 3 6.3 13 7.2 6 8.2 1 5.1 15 5.5 30 3.3 30 2.0 29 -16.5 1970 -7.3 25 -5.0 2 1.5 13 6.4 25 6.8 13 9.0 9 10.2 10 6.8 17 4.0 6 2.0 28 1.1 9 -6.0 31 -7.3 1971 -6.2 27 -4.6 7 -1.6 5 2.5 4 3.9 13 12.0 28 8.0 31 8.7 31 7.0 26 4.2 16 2.0 30 -3.5 27 -6.2 1972 -8.0 31 -12.3 3 0.0 1 3.0 1 4.0 7 7.2 1 10.0 29 4.8 20 4.2 16 1.9 30 1.0 3 -10.4 27 -12.3 1973 -12.8 9 -2.8 7 2.0 31 2.3 2 3.5 1 7.3 1 11.0 10 10.3 12 5.0 30 4.1 31 -2.0 11 -7.5 26 -12.8 1974 -8.0 26 -10.6 11 -0.8 1 9.0 4 12.2 12 19.0 14 20.0 31 17.6 29 18.0 30 14.5 20 5.0 30 -6.7 22 -10.6 1975 -4.5 17 -5.2 14 -5.2 7 1.8 3 12.2 1 16.4 3 18.8 7 14.0 31 14.5 29 5.5 31 -2.2 29 -6.7 26 -6.7 1976 -5.7 1 -8.6 24 -4.8 2 2.0 3 9.6 1 12.1 9 15.1 26 13.2 10 8.5 14 6.5 31 -4.5 17 -3.4 24 -8.6 1977 -13.5 26 -6.8 1 1.5 1 5.4 3 9.2 3 15.2 2 20.0 6 15.7 31 11.5 9 2.5 24 1.0 29 -6.5 26 -13.5 1978 -10.6 15 -7.3 14 -3.7 1 5.8 17 8.0 3 15.1 9 16.0 8 14.7 23 12.0 29 8.3 6 -3.7 25 -4.3 25 -10.6 1979 -8.5 27 -8.0 19 -7.5 3 4.6 30 6.4 1 13.6 1 17.8 4 ***** ** 9.6 27 9.8 1 -3.9 28 -8.4 25 ***** 1980 -6.8 12 -10.1 3 -3.2 5 10.0 19 13.0 18 15.4 2 17.6 22 13.9 31 11.2 23 4.6 22 2.0 26 -5.0 27 -10.1 1981 -7.8 15 -6.0 3 0.0 1 -4.6 3 5.0 3 8.0 1 12.0 22 9.7 29 5.2 29 1.2 31 -1.8 25 -3.5 1 -7.8 1982 -9.1 25 -11.0 20 -5.4 8 3.2 5 7.5 13 12.5 1 16.4 1 12.8 31 8.5 27 2.0 26 -4.2 30 -7.5 10 -11.0 1983 -10.0 15 -6.3 23 -4.0 19 3.1 2 9.7 3 15.6 1 16.7 3 17.2 12 11.9 17 2.3 22 -1.3 27 -7.0 25 -10.0 1984 -7.1 31 -9.0 7 1.6 1 5.4 2 ***** ** 16.4 18 18.0 21 18.7 12 8.9 30 2.5 28 -1.0 21 -10.4 22 ***** 1985 -6.0 1 -6.2 24 -7.8 12 5.8 18 12.6 1 15.4 10 18.8 2 12.6 29 9.2 25 2.6 24 0.8 24 -6.8 29 -7.8 1986 -7.0 26 -5.5 3 -4.8 17 4.4 1 12.8 1 16.4 4 16.0 23 13.6 30 10.0 11 3.2 18 -1.8 26 -7.4 13 -7.4 1987 -5.6 29 -5.0 8 2.6 22 2.6 6 10.6 1 15.2 10 17.4 12 16.6 12 11.0 25 -1.0 13 -6.8 30 -9.0 3 -9.0 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 -8.0 5 -8.6 3 -1.0 1 1.8 1 3.4 1 15.6 10 17.2 31 13.8 29 8.8 23 5.4 26 1.0 24 -2.9 24 -8.6 1990 -5.8 14 -5.4 26 -3.6 22 4.6 8 13.0 14 14.0 1 16.0 13 16.6 15 10.8 29 1.5 24 -1.2 19 -7.0 16 -7.0 1991 -5.0 17 -10.2 15 0.6 4 4.8 7 6.2 6 13.4 25 16.0 13 12.6 11 7.4 30 4.6 15 -5.0 29 -7.0 21 -10.2 1992 -10.0 29 -10.4 17 -7.0 1 1.2 8 3.2 4 10.2 2 14.4 26 11.6 31 9.6 10 4.4 20 -3.0 29 -6.2 31 -10.4 1993 -9.6 20 -5.0 17 -3.0 14 5.6 15 8.6 10 13.0 1 15.0 31 13.2 2 11.4 20 ***** ** -5.0 23 -8.0 1 ***** 1994 -6.8 13 -7.2 4 -1.2 3 -4.2 6 11.0 7 14.2 12 15.2 3 15.8 10 7.2 21 5.8 9 4.4 19 -8.0 10 -8.0 1995 -5.0 25 -6.0 26 -3.0 5 4.2 9 10.2 29 13.6 1 14.2 25 17.0 8 11.6 4 4.6 18 -6.0 29 -5.4 15 -6.0 1996 -10.4 15 -2.4 17 -0.8 20 -1.6 6 7.8 3 13.2 17 15.6 19 13.4 21 11.8 4 4.6 21 -4.2 22 -6.4 7 -10.4 1997 -5.0 21 -9.2 2 -4.0 2 1.8 13 8.2 6 16.6 3 19.6 1 15.6 27 13.4 11 8.8 27 -1.6 27 -5.2 29 -9.2 1998 -8.0 15 -7.6 17 -3.4 4 5.2 8 6.8 3 13.2 13 17.4 1 16.8 26 14.0 17 7.8 10 7.4 4 -0.8 6 -8.0 1999 -8.0 6 -3.2 1 -2.0 19 5.8 11 10.6 5 15.8 17 15.2 13 16.0 25 9.8 29 7.2 27 2.0 13 -1.8 5 -8.0 2000 -9.4 12 -4.0 8 -2.4 4 5.8 5 13.2 14 13.6 4 14.4 27 15.4 20 12.8 10 8.2 30 -6.0 14 -8.0 5 -9.4 2001 -14.0 29 -5.6 1 -1.2 13 6.6 14 15.0 2 17.2 12 14.8 30 16.0 14 11.2 20 7.4 28 3.8 29 -1.8 23 -14.0 2002 -7.0 15 -4.2 6 -1.0 8 3.2 6 11.0 6 14.5 9 16.6 30 13.2 15 11.8 10 8.4 24 -0.6 19 -7.8 5 -7.8 2003 -8.0 21 -3.4 18 -5.0 3 2.4 19 5.0 2 15.6 7 19.8 6 18.0 31 8.8 29 9.4 16 -5.4 23 -8.2 13 -8.2 LOW. -16.5 1 -12.3 3 -8.0 2 -5.0 2 3.2 4 6.3 13 7.2 6 4.8 20 4.0 6 -1.0 13 -6.8 30 -10.4 23 -16.5 YEAR 1969 1972 1965 1967 1992 1969 1969 1972 1970 1987 1987 1965 1969 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 8.2 18 17.2 24 26.0 12 28.1 30 33.0 17 37.0 29 40.0 10 40.0 13 34.1 1 30.0 3 26.0 14 15.0 7 40.0 1965 16.0 14 20.0 9 23.0 13 32.0 29 ***** ** ***** ** 38.4 13 35.7 27 32.4 14 30.7 10 24.9 2 17.4 15 ***** 1966 20.5 31 21.0 28 26.6 13 30.2 21 34.9 17 40.0 14 36.5 6 36.5 30 33.5 1 30.6 1 22.4 4 20.1 11 40.0 1967 21.0 21 19.5 25 32.5 9 31.5 20 35.0 30 38.3 21 39.7 20 36.9 3 34.5 6 29.2 13 25.0 3 15.0 4 39.7 1968 16.0 14 20.0 29 28.5 14 33.0 19 32.5 22 39.5 20 40.0 1 36.9 14 36.2 12 35.5 11 29.5 5 16.5 4 40.0 1969 16.5 5 15.0 8 30.5 24 30.5 24 36.5 29 39.0 25 38.0 5 38.5 27 35.0 11 30.8 10 29.5 13 23.0 4 39.0 1970 18.0 5 23.5 26 22.0 4 33.3 9 31.0 27 36.8 21 36.6 18 36.4 3 30.0 12 27.0 14 27.5 21 21.5 5 36.8 1971 16.6 9 16.8 23 25.5 30 29.6 30 33.3 29 35.7 26 39.9 12 37.3 19 32.8 2 29.9 9 27.0 5 24.0 11 39.9 1972 15.9 19 14.5 28 23.0 31 28.0 29 33.5 14 40.2 7 38.6 19 36.3 30 34.8 3 29.0 1 25.0 5 15.5 1 40.2 1973 12.6 29 23.0 28 30.0 16 32.0 26 37.6 29 37.5 27 38.9 31 39.0 1 35.0 2 33.6 13 24.0 5 14.2 1 39.0 1974 9.0 12 9.5 19 26.7 31 35.0 29 38.0 1 38.4 30 40.4 23 38.2 14 34.0 3 30.6 1 30.6 2 16.0 1 40.4 1975 7.8 9 8.7 23 18.0 28 23.4 30 30.5 16 39.6 30 40.0 24 39.8 5 32.6 16 27.8 8 14.4 4 14.1 11 40.0 1976 14.8 22 19.2 9 18.4 31 29.9 18 34.6 22 38.2 7 41.5 4 38.4 4 34.6 6 28.7 3 20.6 14 15.8 6 41.5 1977 10.0 1 19.4 20 30.6 21 31.0 15 33.7 16 41.5 20 40.5 12 40.5 18 31.8 28 30.5 18 22.0 13 17.7 5 41.5 1978 16.9 4 17.9 21 22.2 29 31.5 30 34.5 19 40.2 30 41.5 2 37.3 4 35.2 10 28.9 1 25.0 1 19.1 3 41.5 1979 15.3 6 16.5 3 23.4 26 34.2 23 33.7 23 39.0 9 42.5 8 37.1 1 36.5 10 32.3 4 26.0 3 14.1 15 42.5 1980 13.3 6 15.0 18 23.1 27 33.0 23 36.5 28 42.2 10 38.5 31 39.6 6 33.2 20 32.2 5 22.5 22 18.4 2 42.2 1981 15.0 19 21.2 20 27.3 27 31.9 24 38.9 28 38.0 25 40.0 12 36.8 20 35.5 19 28.5 8 23.2 15 17.1 17 40.0 1982 14.5 14 12.8 3 22.9 24 31.7 28 35.8 20 40.7 11 43.5 31 43.0 1 33.5 14 29.2 1 21.8 10 11.5 16 43.5 1983 11.5 16 16.3 21 18.1 28 31.6 24 34.1 21 43.0 23 43.0 29 40.9 1 37.6 8 31.5 5 25.2 1 17.3 9 43.0 1984 12.7 28 15.5 14 21.5 26 33.4 23 ***** ** 38.3 21 38.3 11 40.2 15 36.1 3 30.0 18 23.0 3 19.0 1 ***** 1985 13.8 17 21.5 27 25.4 24 33.0 24 33.6 17 39.8 8 40.0 23 36.8 1 35.4 7 32.0 1 24.2 7 22.6 3 40.0 1986 16.2 20 18.2 28 22.0 2 28.2 17 34.0 24 39.3 19 39.2 27 37.4 3 31.8 7 31.6 6 27.0 9 18.6 1 39.3 1987 19.2 28 21.0 28 24.0 4 32.6 26 36.3 25 38.8 5 40.0 8 38.0 16 36.6 5 29.0 4 25.8 8 20.8 24 40.0 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 12.0 2 12.2 23 23.8 27 29.4 25 37.4 28 40.4 25 43.3 9 37.8 12 37.4 15 31.0 6 22.4 1 19.3 1 43.3 1990 14.2 5 19.0 20 25.9 14 32.5 29 36.2 19 42.0 29 40.5 31 39.5 8 38.2 2 30.8 2 26.6 12 18.4 7 42.0 1991 12.0 20 15.6 20 19.6 26 31.0 26 36.8 30 38.2 13 39.5 8 38.8 8 36.9 9 25.2 8 24.1 3 19.6 1 39.5 1992 16.0 21 20.8 23 17.3 30 26.6 26 31.3 23 34.4 26 37.6 10 37.6 1 33.2 26 26.0 12 23.4 12 15.0 1 37.6 1993 16.0 30 17.6 12 20.4 9 30.0 20 33.2 27 38.6 21 36.4 4 34.2 28 34.4 8 ***** ** 23.0 1 17.1 31 ***** 1994 19.0 5 16.2 27 23.8 8 32.7 26 33.3 28 39.1 21 39.2 8 39.6 4 32.6 1 30.9 1 26.4 5 18.8 1 39.6 1995 17.0 31 17.4 5 ***** ** ***** ** ***** ** ***** ** 41.2 16 38.8 23 35.0 19 29.6 9 25.6 11 11.6 3 ***** 1996 14.2 6 20.4 11 21.0 26 28.2 22 34.8 18 39.1 5 38.0 10 37.2 27 38.0 11 32.0 1 21.2 7 17.4 30 39.1 1997 15.4 9 18.2 23 22.0 24 26.0 28 36.2 30 38.7 16 40.6 19 39.2 16 36.4 2 31.4 5 22.4 4 15.4 10 40.6 1998 13.6 6 16.0 7 25.4 29 31.4 20 35.2 13 37.8 29 41.8 6 38.0 21 37.4 7 34.4 2 24.4 1 19.6 2 41.8 1999 14.4 1 20.2 20 21.8 26 29.2 28 36.8 20 41.0 29 40.2 2 36.8 5 37.8 16 29.4 12 26.2 1 17.2 31 41.0 2000 17.0 1 18.4 28 27.0 25 32.4 23 36.4 7 39.2 25 38.0 1 38.6 1 35.2 2 29.0 1 24.4 1 17.2 2 39.2 2001 14.6 14 17.0 21 24.0 25 31.4 27 38.2 17 39.8 10 40.6 13 38.0 28 36.4 1 31.2 1 24.2 1 17.2 30 40.6 2002 19.8 8 20.2 27 26.2 29 33.4 19 36.0 30 38.8 22 38.8 18 38.8 11 35.6 13 33.0 4 25.2 1 13.2 21 38.8 2003 17.2 16 16.8 26 26.4 21 31.8 7 32.4 18 37.2 28 40.6 20 40.2 1 34.6 21 31.8 5 25.6 1 16.0 7 40.6 HIG. 21.0 21 23.5 26 32.5 9 35.0 29 38.9 28 43.0 23 43.5 31 43.0 1 38.2 2 35.5 11 30.6 2 24.0 11 43.5 YEAR 1967 1970 1967 1974 1981 1983 1982 1982 1990 1968 1974 1971 1982 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 9.5 20 18.0 16 22.0 22 6.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 26 3.0 26 22.0 1965 20.0 18 3.0 16 3.4 20 1.5 16 2.0 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 16.0 23 17.0 22 20.0 1966 5.0 14 15.0 10 11.8 30 28.0 4 2.0 27 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.0 17 0.0 ** 3.0 21 28.0 1967 22.0 22 50.0 16 15.0 31 47.0 16 1.0 18 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 22 10.5 20 0.0 ** 50.0 1968 4.5 17 21.0 3 10.0 6 35.0 25 5.0 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 28.0 18 8.0 5 35.0 1969 15.0 25 8.0 22 12.0 16 18.0 21 7.0 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 18.0 4 0.0 ** 18.0 1970 8.0 29 0.0 ** 8.0 22 7.0 28 11.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 14 11.0 1971 7.0 15 9.0 14 5.0 22 35.0 26 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 34.0 11 37.0 20 37.0 1972 22.0 19 14.0 20 14.0 17 4.0 25 15.0 11 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 9 4.0 2 22.0 1973 2.0 24 17.0 23 20.0 18 4.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.0 15 20.0 1974 12.0 23 12.0 24 16.0 9 30.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 14.0 16 30.0 1975 16.0 28 7.0 6 0.0 ** 14.0 24 7.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 24 16.0 1976 10.0 24 13.0 1 26.0 26 9.7 22 5.6 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 30 9.4 30 8.0 31 26.0 1977 11.0 8 5.0 8 1.5 6 8.5 1 5.0 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 26 3.5 1 13.5 23 13.5 1978 14.0 26 46.5 26 14.0 7 11.8 15 1.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.2 10 42.5 4 46.5 1979 18.0 25 7.5 19 10.0 15 5.7 17 33.8 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 20.6 22 33.8 1980 25.5 25 13.4 12 18.0 20 3.3 5 0.0 ** 0.5 1 0.0 ** 0.3 10 0.0 ** 0.0 ** 4.3 25 16.2 13 25.5 1981 13.4 12 21.8 11 15.5 4 12.3 2 20.5 3 0.0 ** 4.5 22 0.0 ** 0.0 ** 3.8 17 5.1 23 9.2 30 21.8 1982 21.5 29 11.5 14 19.0 26 7.3 22 4.5 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.8 15 6.0 13 5.7 1 21.5 1983 8.4 14 14.7 18 24.5 7 31.6 6 12.7 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.5 28 31.6 1984 16.5 17 5.3 9 17.4 23 0.2 19 ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.5 16 7.2 12 ***** 1985 15.2 24 4.0 2 10.8 4 4.4 4 1.7 18 0.0 ** 0.0 ** 1.2 28 0.0 ** 0.0 ** 3.8 14 12.0 28 15.2 1986 8.5 21 19.0 16 21.0 12 10.0 11 3.7 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.3 24 28.5 21 28.5 1987 1.5 7 12.0 21 21.8 29 8.5 5 11.3 29 0.0 ** 0.0 ** 0.0 ** 0.0 ** 12.5 27 2.0 4 5.0 29 21.8 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 10.8 3 33.5 23 13.4 29 9.3 30 8.8 8 1.3 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 14.5 17 9.0 16 33.5 1990 8.5 3 8.0 3 5.3 21 12.0 4 1.2 11 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.4 30 0.9 29 14.5 26 14.5 1991 9.5 24 5.5 8 51.0 7 12.0 1 9.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.7 5 0.8 11 12.5 14 51.0 1992 5.0 27 3.2 11 4.6 31 9.0 28 36.8 13 3.7 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.8 16 14.0 12 36.8 1993 14.0 5 37.5 5 7.0 9 16.8 28 22.0 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 3.0 12 2.6 3 ***** 1994 8.8 25 2.5 25 25.5 13 20.7 19 4.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.4 16 9.7 18 20.0 4 25.5 1995 3.2 2 18.0 7 25.0 18 37.5 25 1.3 6 0.0 ** 0.0 ** 0.0 ** 2.5 21 0.0 ** 0.0 ** 5.3 26 37.5 1996 5.5 18 10.3 22 31.5 4 10.2 16 1.5 20 0.0 ** 0.0 ** 0.0 ** 1.2 23 1.5 16 0.5 12 9.0 16 31.5 1997 24.0 17 1.5 19 8.5 26 4.5 19 9.5 6 4.0 3 0.0 ** 0.0 ** 0.0 ** 15.5 23 16.5 14 15.0 18 24.0 1998 14.0 6 18.0 13 13.0 19 23.0 7 1.5 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.5 13 0.0 ** 0.8 5 23.0 1999 15.0 18 8.0 28 24.5 2 7.5 23 0.0 ** 0.0 ** 1.2 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 24.5 2000 15.0 30 10.5 8 4.0 3 0.8 18 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.5 2 3.0 11 14.0 27 15.0 2001 5.5 28 0.0 ** 9.5 11 0.0 ** 2.5 5 0.6 13 0.0 ** 0.0 ** 0.0 ** 1.0 30 2.0 30 12.0 16 12.0 2002 14.3 9 1.5 15 2.0 22 4.8 3 7.0 13 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.0 27 17.5 10 17.5 2003 21.0 20 8.0 6 8.0 13 14.5 15 3.0 30 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.5 6 2.5 15 9.0 11 21.0 HIG. 25.5 25 50.0 16 51.0 7 47.0 16 36.8 13 4.0 3 4.5 22 1.2 28 2.5 21 15.5 23 34.0 11 42.5 4 51.0 YEAR 1980 1967 1991 1967 1992 1997 1981 1985 1995 1997 1971 1978 1991 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1964 20.5 28.5 63.2 6.8 0.0 0.0 0.0 0.0 0.0 0.0 3.0 7.0 129.0 87.0 5.3 0.0 7.8 1965 45.1 8.0 6.4 1.5 2.0 0.0 0.0 0.0 0.0 0.0 18.5 17.0 98.5 60.4 3.6 0.0 36.0 1966 5.0 48.0 37.0 49.5 2.0 0.0 0.0 0.0 0.0 7.0 0.0 4.0 152.5 59.0 33.8 0.0 7.2 1967 27.0 66.0 20.5 104.0 1.0 0.0 0.0 0.0 0.0 2.0 19.3 0.0 239.8 47.3 43.8 0.0 8.9 1968 12.0 50.0 18.0 37.5 5.0 0.0 0.0 0.0 0.0 0.0 42.0 34.0 198.5 40.3 21.4 0.0 38.3 1969 60.0 15.0 12.0 18.0 11.0 0.0 0.0 0.0 0.0 0.0 18.0 0.0 134.0 64.9 21.6 0.0 13.4 1970 10.5 0.0 26.0 7.0 11.0 0.0 0.0 0.0 0.0 0.0 0.0 25.5 80.0 45.6 22.5 0.0 31.9 1971 13.0 16.0 10.5 76.0 0.0 0.0 0.0 0.0 0.0 0.0 34.0 78.0 227.5 17.4 33.4 0.0 49.2 1972 84.0 19.5 58.5 6.0 24.0 0.0 0.0 0.0 0.0 0.0 4.0 13.5 209.5 77.3 14.3 0.0 8.4 1973 2.0 24.0 31.0 4.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.0 65.0 87.7 6.2 0.0 6.2 1974 27.0 55.0 38.0 76.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 33.0 229.0 52.4 33.2 0.0 14.4 1975 26.0 12.0 0.0 35.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0 19.0 99.0 38.4 42.4 0.0 19.2 1976 12.0 46.0 49.6 19.7 5.6 0.0 0.0 0.0 0.0 8.0 12.4 20.5 173.8 61.9 14.6 0.0 23.5 1977 60.7 7.0 2.2 34.5 6.0 0.0 0.0 0.0 0.0 20.0 3.5 24.0 157.9 44.3 25.6 0.0 30.1 1978 41.0 73.3 33.0 20.8 1.7 0.0 0.0 0.0 0.0 0.0 29.2 72.9 271.9 54.2 8.3 0.0 37.6 1979 43.3 30.5 41.0 10.8 42.0 0.0 0.0 0.0 0.0 0.0 0.0 98.4 266.0 43.2 19.8 0.0 37.0 1980 37.0 50.1 45.2 3.3 0.0 0.5 0.0 0.3 0.0 0.0 10.2 19.2 165.8 79.8 2.3 0.2 17.7 1981 33.3 84.5 23.9 19.8 40.1 0.0 4.5 0.0 0.0 4.0 5.1 13.7 228.9 61.9 26.2 2.0 10.0 1982 47.5 55.5 54.0 15.6 6.8 0.0 0.0 0.0 0.0 9.4 15.8 13.2 217.8 72.1 10.3 0.0 17.6 1983 18.4 21.0 46.2 70.7 14.1 0.0 0.0 0.0 0.0 0.0 0.0 7.8 178.2 48.0 47.6 0.0 4.4 1984 28.0 10.1 56.0 0.2 ****** 0.0 0.0 0.0 0.0 0.0 7.5 14.5 ****** 80.9 0.2 0.0 18.9 1985 52.9 4.5 24.4 5.7 2.7 0.0 0.0 1.2 0.0 0.0 4.9 45.7 142.0 57.6 5.9 0.8 35.6 1986 12.7 58.0 57.4 21.2 4.0 0.0 0.0 0.0 0.0 0.0 5.3 67.2 225.8 56.7 11.2 0.0 32.1 1987 1.5 20.3 42.6 15.1 14.9 0.0 0.0 0.0 0.0 19.5 2.0 7.5 123.4 52.2 24.3 0.0 23.5 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1989 18.2 61.8 17.7 9.3 9.5 1.3 0.0 0.0 0.0 0.0 21.4 22.7 161.9 60.3 12.4 0.0 27.2 1990 35.9 36.6 12.8 18.6 2.2 0.0 0.0 0.0 0.0 1.4 0.9 39.0 147.4 57.9 14.1 0.0 28.0 1991 40.4 24.6 98.4 27.0 19.2 0.0 0.0 0.0 0.0 1.2 1.7 28.9 241.4 67.7 19.1 0.0 13.2 1992 23.4 5.0 23.8 19.9 66.5 5.9 0.0 0.0 0.0 0.0 3.0 28.9 176.4 29.6 52.3 0.0 18.1 1993 20.0 146.2 29.0 41.3 23.6 0.0 0.0 0.0 0.0 ****** 7.1 3.8 ****** 72.0 23.9 0.0 4.0 1994 12.8 4.3 57.5 23.5 8.3 0.0 0.0 0.0 0.0 4.4 16.9 22.8 150.5 49.6 21.1 0.0 29.3 1995 3.5 40.8 39.9 96.1 1.3 0.0 0.0 0.0 2.5 0.0 0.0 21.1 205.2 41.0 47.5 1.2 10.3 1996 10.7 38.8 92.8 12.8 5.1 0.0 0.0 0.0 1.2 1.5 0.5 9.8 173.2 82.2 10.3 0.7 6.8 1997 34.5 2.0 28.0 13.6 12.5 5.0 0.0 0.0 0.0 18.0 21.0 29.5 164.1 39.3 19.0 0.0 41.7 1998 44.2 51.2 38.7 30.5 3.0 0.0 0.0 0.0 0.0 0.5 0.0 1.3 169.4 79.2 19.8 0.0 1.1 1999 54.2 27.0 56.9 12.3 0.0 0.0 1.2 0.0 0.0 0.0 0.0 0.0 151.6 91.1 8.1 0.8 0.0 2000 32.5 21.7 7.0 0.8 0.0 0.0 0.0 0.0 0.0 11.7 10.0 34.7 118.4 51.7 0.7 0.0 47.6 2001 7.5 0.0 15.5 0.0 3.7 0.6 0.0 0.0 0.0 1.0 5.3 44.1 77.7 29.6 5.5 0.0 64.9 2002 28.4 6.5 4.7 16.8 8.5 0.0 0.0 0.0 0.0 0.0 6.8 51.5 123.2 32.1 20.5 0.0 47.3 2003 42.0 20.5 24.7 40.9 3.0 0.0 0.0 0.0 0.0 0.5 2.5 20.1 154.2 56.5 28.5 0.0 15.0 MEAN 28.9 33.1 34.5 26.2 9.7 0.3 0.1 0.0 0.1 2.9 8.5 25.6 169.9 56.9 21.3 0.1 21.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 4 5 9 6 0 1 0 0 0 0 2 3 30 1965 9 4 3 1 1 0 0 0 1 1 2 1 23 1966 1 6 8 4 1 0 0 0 0 3 0 2 25 1967 2 5 3 7 1 0 0 0 0 1 4 0 23 1968 6 5 2 3 1 0 0 0 0 0 3 7 27 1969 7 3 1 1 2 0 0 0 0 0 1 0 15 1970 2 0 6 1 1 0 0 0 0 0 0 4 14 1971 3 3 3 4 0 0 0 0 0 0 1 6 20 1972 8 4 9 2 4 0 0 0 0 0 2 4 33 1973 2 4 5 1 0 0 0 0 0 0 0 1 13 1974 3 7 3 5 0 0 0 0 0 0 0 3 21 1975 3 2 0 4 1 0 0 0 0 0 0 5 15 1976 4 8 7 4 1 0 0 0 0 1 2 4 31 1977 10 2 2 7 2 0 0 0 0 4 1 4 32 1978 6 5 5 4 2 0 0 0 0 0 8 6 36 1979 5 6 10 4 3 0 0 0 0 0 0 9 37 1980 5 11 6 1 0 1 0 1 0 0 4 3 32 1981 4 8 4 4 5 0 1 0 0 2 1 3 32 1982 4 12 7 4 2 0 0 0 0 6 4 4 43 1983 3 4 6 8 2 0 0 0 0 0 0 3 26 1984 5 3 8 1 *** 0 0 0 0 0 1 4 *** 1985 7 2 5 3 2 0 0 1 0 0 2 8 30 1986 2 9 9 7 2 0 0 0 0 0 2 7 38 1987 1 4 8 5 3 0 0 0 0 3 1 3 28 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 6 5 3 1 2 1 0 0 0 0 4 7 29 1990 11 8 3 3 2 0 0 0 0 1 1 5 34 1991 10 8 13 4 4 0 0 0 0 2 4 7 52 1992 8 2 10 6 6 3 0 0 0 0 2 7 44 1993 4 11 6 6 3 0 0 0 0 *** 6 2 *** 1994 5 3 7 2 3 0 0 0 0 1 3 2 26 1995 2 6 4 9 1 0 0 0 1 0 0 6 29 1996 5 9 12 4 5 0 0 0 1 1 1 2 40 1997 2 2 10 6 2 2 0 0 0 2 3 5 34 1998 10 8 5 5 2 0 0 0 0 1 0 2 33 1999 9 6 11 3 0 0 1 0 0 0 0 0 30 2000 4 6 3 1 0 0 0 0 0 3 5 8 30 2001 2 0 2 0 2 1 0 0 0 1 4 8 20 2002 5 5 4 6 2 0 0 0 0 0 4 7 33 2003 3 6 6 5 1 0 0 0 0 1 1 7 30 MEAN 5 5 6 4 2 0 0 0 0 1 2 4 29 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 4 4 7 1 0 0 0 0 0 0 2 3 21 1965 4 4 3 1 1 0 0 0 0 0 2 1 16 1966 1 6 8 4 1 0 0 0 0 3 0 2 25 1967 2 5 3 7 1 0 0 0 0 1 3 0 22 1968 5 5 2 3 1 0 0 0 0 0 3 7 26 1969 7 3 1 1 2 0 0 0 0 0 1 0 15 1970 2 0 6 1 1 0 0 0 0 0 0 4 14 1971 3 3 3 4 0 0 0 0 0 0 1 6 20 1972 8 4 9 2 4 0 0 0 0 0 2 4 33 1973 1 4 5 1 0 0 0 0 0 0 0 1 12 1974 3 7 3 5 0 0 0 0 0 0 0 3 21 1975 3 2 0 4 1 0 0 0 0 0 0 5 15 1976 2 8 7 4 1 0 0 0 0 1 2 3 28 1977 10 2 1 7 2 0 0 0 0 4 1 4 31 1978 6 5 5 4 1 0 0 0 0 0 8 6 35 1979 5 6 9 3 3 0 0 0 0 0 0 9 35 1980 5 10 6 1 0 0 0 0 0 0 3 3 28 1981 4 6 4 4 4 0 1 0 0 1 1 3 28 1982 4 11 6 3 2 0 0 0 0 4 4 4 38 1983 3 3 6 8 2 0 0 0 0 0 0 3 25 1984 4 2 8 0 *** 0 0 0 0 0 1 4 *** 1985 7 1 4 2 2 0 0 1 0 0 2 7 26 1986 2 8 9 7 1 0 0 0 0 0 2 6 35 1987 1 3 7 4 2 0 0 0 0 3 1 2 23 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 3 5 2 1 1 1 0 0 0 0 2 7 22 1990 8 7 3 3 2 0 0 0 0 1 0 5 29 1991 8 8 8 4 4 0 0 0 0 0 0 6 38 1992 6 2 8 6 6 3 0 0 0 0 1 6 38 1993 4 11 6 6 2 0 0 0 0 *** 3 2 *** 1994 3 2 6 2 2 0 0 0 0 1 3 2 21 1995 1 6 4 8 1 0 0 0 1 0 0 6 27 1996 4 9 10 3 3 0 0 0 1 1 0 1 32 1997 2 1 9 5 2 2 0 0 0 2 3 5 31 1998 10 8 5 4 2 0 0 0 0 0 0 0 29 1999 9 6 9 3 0 0 1 0 0 0 0 0 28 2000 4 6 2 0 0 0 0 0 0 3 5 6 26 2001 2 0 2 0 2 0 0 0 0 1 3 8 18 2002 3 5 3 5 2 0 0 0 0 0 3 7 28 2003 3 5 6 5 1 0 0 0 0 0 1 6 27 MEAN 4 5 5 3 2 0 0 0 0 1 2 4 26 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 0 1 3 0 0 0 0 0 0 0 0 0 4 1965 3 0 0 0 0 0 0 0 0 0 1 1 5 1966 0 2 1 2 0 0 0 0 0 0 0 0 5 1967 1 1 1 4 0 0 0 0 0 0 1 0 8 1968 0 3 1 1 0 0 0 0 0 0 1 0 6 1969 4 0 1 1 0 0 0 0 0 0 1 0 7 1970 0 0 0 0 1 0 0 0 0 0 0 0 1 1971 0 0 0 3 0 0 0 0 0 0 1 3 7 1972 4 1 2 0 1 0 0 0 0 0 0 0 8 1973 0 1 1 0 0 0 0 0 0 0 0 0 2 1974 1 2 2 3 0 0 0 0 0 0 0 2 10 1975 1 0 0 1 0 0 0 0 0 0 0 1 3 1976 1 2 1 0 0 0 0 0 0 0 0 0 4 1977 2 0 0 0 0 0 0 0 0 0 0 1 3 1978 1 1 2 1 0 0 0 0 0 0 1 2 8 1979 2 0 1 0 1 0 0 0 0 0 0 5 9 1980 1 2 2 0 0 0 0 0 0 0 0 1 6 1981 1 5 1 1 2 0 0 0 0 0 0 0 10 1982 2 2 2 0 0 0 0 0 0 0 0 0 6 1983 0 1 1 2 1 0 0 0 0 0 0 0 5 1984 1 0 2 0 *** 0 0 0 0 0 0 0 *** 1985 2 0 1 0 0 0 0 0 0 0 0 2 5 1986 0 3 1 1 0 0 0 0 0 0 0 2 7 1987 0 1 2 0 1 0 0 0 0 1 0 0 5 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 1 1 1 0 0 0 0 0 0 0 1 0 4 1990 0 0 0 1 0 0 0 0 0 0 0 2 3 1991 0 0 2 2 0 0 0 0 0 0 0 1 5 1992 0 0 0 0 2 0 0 0 0 0 0 1 3 1993 1 7 0 2 1 0 0 0 0 *** 0 0 *** 1994 0 0 2 1 0 0 0 0 0 0 0 1 4 1995 0 2 1 3 0 0 0 0 0 0 0 0 6 1996 0 1 3 1 0 0 0 0 0 0 0 0 5 1997 2 0 0 0 0 0 0 0 0 1 1 1 5 1998 1 2 2 1 0 0 0 0 0 0 0 0 6 1999 1 0 2 0 0 0 0 0 0 0 0 0 3 2000 2 1 0 0 0 0 0 0 0 0 0 1 4 2001 0 0 0 0 0 0 0 0 0 0 0 1 1 2002 1 0 0 0 0 0 0 0 0 0 0 2 3 2003 2 0 0 2 0 0 0 0 0 0 0 0 4 MEAN 1 1 1 1 0 0 0 0 0 0 0 1 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 63 74 65 51 38 41 43 42 33 56 48 73 52 1965 73 61 63 38 26 30 28 29 27 38 53 48 43 1966 56 64 55 58 40 33 35 39 36 50 61 59 49 1967 68 65 49 64 54 38 26 28 29 42 55 54 48 1968 58 71 64 64 63 45 44 31 31 44 65 67 54 1969 71 82 63 68 61 58 61 51 58 57 54 52 61 1970 55 53 55 59 58 58 56 56 53 51 49 59 55 1971 59 60 55 55 45 48 40 40 40 36 44 57 48 1972 60 52 57 40 41 32 34 36 36 46 50 43 44 1973 37 54 49 37 29 21 15 29 26 30 41 61 36 1974 62 65 50 56 61 62 55 54 63 65 68 66 61 1975 67 64 61 61 61 58 58 60 63 64 62 62 62 1976 65 65 66 58 38 26 35 40 36 48 54 66 50 1977 75 58 43 53 34 27 27 30 32 50 56 65 46 1978 67 72 63 41 36 24 24 25 28 38 68 73 47 1979 69 68 69 46 38 30 22 24 31 36 52 75 47 1980 71 78 69 42 35 29 23 26 31 45 64 66 48 1981 70 73 65 54 40 32 33 34 40 52 60 67 52 1982 68 74 72 53 40 29 26 30 37 59 67 62 51 1983 76 68 72 69 43 32 26 28 31 46 54 67 51 1984 69 64 66 44 *** 27 26 27 35 42 55 68 *** 1985 74 64 64 46 37 29 25 34 29 41 57 74 48 1986 73 79 76 62 40 30 33 34 36 47 63 80 54 1987 70 73 71 57 38 31 34 36 35 54 60 66 52 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 77 79 69 50 46 26 26 34 35 43 63 70 52 1990 82 79 63 58 35 25 25 23 35 42 52 68 49 1991 83 79 83 64 39 27 24 24 29 43 55 70 52 1992 69 64 75 69 59 38 26 33 42 40 53 75 54 1993 76 85 66 57 48 28 24 25 32 *** 57 65 *** 1994 68 65 68 55 46 36 35 38 40 44 51 63 51 1995 65 69 68 66 34 22 21 23 30 40 47 75 47 1996 74 79 83 55 36 22 22 24 28 43 58 67 49 1997 64 63 70 59 43 25 22 24 28 36 59 71 47 1998 86 79 70 50 37 24 24 26 30 34 39 56 46 1999 75 72 71 55 34 23 25 25 27 35 60 55 46 2000 63 66 52 38 24 25 23 25 30 42 56 66 43 2001 62 65 63 39 32 28 27 26 26 33 47 74 44 2002 68 68 56 59 41 29 25 27 27 28 51 66 45 2003 62 67 65 62 43 30 32 26 31 36 42 61 46 MEAN 68 69 64 54 42 33 31 32 35 44 55 65 49 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 67 49 42 31 29 29 32 35 29 23 41 63 39 1965 69 45 47 23 26 26 20 19 20 26 40 40 33 1966 36 48 41 41 28 22 26 25 25 37 27 38 33 1967 51 54 38 53 38 27 17 21 18 25 37 43 35 1968 40 64 51 54 45 36 34 22 18 35 50 65 43 1969 72 73 60 59 51 30 62 51 61 58 54 48 57 1970 42 54 49 55 51 37 38 37 32 36 32 31 41 1971 29 33 29 37 30 35 31 28 25 23 30 41 31 1972 48 39 48 32 35 27 31 32 31 27 31 31 34 1973 34 44 36 28 22 17 15 19 18 16 33 55 28 1974 63 64 46 51 59 60 52 51 60 64 64 61 58 1975 64 61 57 58 58 58 55 57 60 61 57 57 59 1976 60 61 60 52 31 23 32 36 31 41 45 58 44 1977 71 49 34 44 24 19 21 23 25 38 43 54 37 1978 59 59 53 29 25 16 18 18 18 26 55 63 37 1979 58 59 58 34 28 22 16 17 22 25 40 63 37 1980 60 68 56 29 23 20 15 17 19 31 52 55 37 1981 60 66 52 41 30 23 25 24 27 39 47 57 41 1982 59 65 61 42 29 20 17 20 24 46 54 49 41 1983 47 58 61 56 33 23 18 19 21 34 42 58 39 1984 60 55 54 33 *** 19 18 18 22 31 45 60 *** 1985 64 52 54 35 26 19 17 23 18 29 46 66 37 1986 63 70 66 50 28 22 23 23 23 34 51 70 44 1987 62 62 59 44 28 22 24 25 23 42 47 56 41 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 67 71 58 40 32 17 16 21 23 30 51 60 41 1990 56 68 52 46 24 16 17 15 17 22 40 60 36 1991 75 71 67 52 28 18 15 15 17 30 44 60 41 1992 63 53 66 59 46 27 19 23 30 29 41 66 44 1993 71 76 57 46 37 18 17 16 21 *** 48 56 *** 1994 59 55 59 45 37 26 26 27 28 33 41 54 41 1995 57 60 58 56 25 15 15 16 19 29 35 65 38 1996 67 70 73 45 25 15 15 16 19 32 47 58 40 1997 52 51 59 48 33 17 14 15 19 27 48 62 37 1998 70 71 60 40 27 15 15 18 20 24 28 46 36 1999 67 62 61 44 26 15 16 16 17 23 50 45 37 2000 54 58 43 27 16 15 15 17 19 30 46 59 33 2001 54 55 52 28 22 17 20 16 16 24 36 65 34 2002 60 59 47 48 30 20 17 16 15 18 41 59 36 2003 57 60 55 51 33 20 23 17 21 26 33 51 37 MEAN 58 59 53 43 32 24 24 24 25 32 43 55 39 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 67 66 51 38 33 27 32 32 29 36 34 71 43 1965 75 45 52 29 23 29 19 18 25 31 49 45 37 1966 44 53 51 49 33 24 29 31 32 40 37 43 39 1967 59 61 40 52 42 29 18 21 24 34 43 48 39 1968 54 67 57 57 50 33 33 24 25 41 57 69 47 1969 64 74 52 65 58 46 66 57 63 63 56 53 60 1970 54 54 56 58 62 57 54 55 52 45 47 55 54 1971 52 52 49 57 45 43 38 40 32 33 36 52 44 1972 57 49 54 40 41 32 37 37 36 33 39 38 41 1973 30 50 45 34 28 21 14 22 23 23 38 59 32 1974 64 65 49 54 60 61 53 53 63 65 67 66 60 1975 67 65 61 60 61 59 58 59 63 63 61 62 62 1976 64 65 65 56 36 25 37 39 34 47 53 66 49 1977 75 55 40 50 29 23 24 26 30 48 53 64 43 1978 68 69 60 35 31 20 22 22 25 35 66 71 44 1979 67 68 67 42 36 28 20 22 29 34 52 71 45 1980 70 77 67 39 30 26 20 23 26 40 59 64 45 1981 68 74 61 51 36 29 29 31 35 47 55 66 49 1982 67 74 71 49 36 26 23 27 34 58 64 61 49 1983 61 67 70 66 42 29 23 25 29 43 52 66 48 1984 69 65 64 42 *** 24 23 25 33 41 53 68 *** 1985 73 62 63 44 35 26 22 31 28 39 55 73 46 1986 71 78 75 60 38 28 30 32 33 44 62 79 53 1987 70 71 69 53 37 30 32 33 31 53 57 66 50 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 77 80 67 49 43 25 24 31 33 41 61 70 50 1990 80 79 62 56 33 24 23 22 24 33 50 69 46 1991 83 80 81 64 33 21 17 17 20 38 52 71 48 1992 72 62 75 67 52 36 23 27 31 36 50 75 51 1993 77 84 63 54 40 19 19 21 23 *** 54 65 *** 1994 68 64 67 49 42 29 29 29 32 38 48 62 46 1995 64 66 66 64 29 17 16 19 22 31 39 72 42 1996 73 78 79 50 29 18 18 19 23 39 56 63 45 1997 60 60 67 54 36 19 17 18 23 33 55 70 43 1998 77 78 66 44 31 18 19 23 24 28 33 51 41 1999 74 69 67 49 28 17 20 19 20 26 57 52 42 2000 60 65 47 31 18 17 17 18 21 34 51 66 37 2001 60 59 57 31 23 20 22 18 18 27 40 70 37 2002 65 63 50 53 31 22 18 18 17 21 46 62 39 2003 61 64 61 56 37 22 25 20 23 28 38 57 41 MEAN 66 66 61 50 38 28 27 28 30 39 51 63 46 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 29 3 0 0 0 0 0 0 0 0 0 1 33 1965 *** 13 6 0 0 0 0 0 0 0 0 7 *** 1966 0 0 0 0 0 0 0 0 0 0 2 3 5 1967 15 3 0 1 0 0 0 0 0 0 1 8 28 1968 9 6 0 0 0 0 0 0 0 0 0 1 16 1969 13 0 0 0 0 0 0 0 0 0 0 0 13 1970 10 2 0 0 0 0 0 0 0 0 0 15 27 1971 5 3 0 0 0 0 0 0 0 0 0 0 8 1972 8 14 0 0 0 0 0 0 0 0 0 17 39 1973 26 0 0 0 0 0 0 0 0 0 0 14 40 1974 28 18 0 0 0 0 0 0 0 0 0 9 55 1975 3 6 2 0 0 0 0 0 0 0 0 8 19 1976 3 13 3 0 0 0 0 0 0 0 2 0 21 1977 23 1 0 0 0 0 0 0 0 0 0 6 30 1978 14 5 0 0 0 0 0 0 0 0 0 1 20 1979 12 2 6 0 0 0 0 *** 0 0 0 8 *** 1980 20 7 0 0 0 0 0 0 0 0 0 4 31 1981 14 4 0 1 0 0 0 0 0 0 0 0 19 1982 17 14 3 0 0 0 0 0 0 0 1 25 60 1983 24 8 1 0 0 0 0 0 0 0 0 11 44 1984 24 17 0 0 *** 0 0 0 0 0 0 23 *** 1985 9 1 9 0 0 0 0 0 0 0 0 4 23 1986 9 6 3 0 0 0 0 0 0 0 0 10 28 1987 5 5 0 0 0 0 0 0 0 0 1 7 18 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 21 17 0 0 0 0 0 0 0 0 0 0 38 1990 5 6 0 0 0 0 0 0 0 0 0 9 20 1991 3 9 0 0 0 0 0 0 0 0 4 11 27 1992 16 9 5 0 0 0 0 0 0 0 0 2 32 1993 19 2 0 0 0 0 0 0 0 *** 1 7 *** 1994 10 8 0 1 0 0 0 0 0 0 0 14 33 1995 5 2 0 0 0 0 0 0 0 0 4 9 20 1996 18 0 0 0 0 0 0 0 0 0 1 4 23 1997 8 15 2 0 0 0 0 0 0 0 0 4 29 1998 13 5 0 0 0 0 0 0 0 0 0 0 18 1999 7 0 0 0 0 0 0 0 0 0 0 0 7 2000 8 1 0 0 0 0 0 0 0 0 1 2 12 2001 8 3 0 0 0 0 0 0 0 0 0 0 11 2002 9 1 0 0 0 0 0 0 0 0 0 3 13 2003 1 0 2 0 0 0 0 0 0 0 3 4 10 MEAN 12 6 1 0 0 0 0 0 0 0 1 6 26 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 0 0 0 0 0 9 30 18 1 0 0 0 58 1965 *** 0 0 0 0 5 24 11 0 0 0 0 *** 1966 0 0 0 0 1 25 21 6 1 0 0 0 54 1967 0 0 0 0 0 8 22 8 2 0 0 0 40 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 3 24 28 18 4 0 0 0 77 1975 0 0 0 0 0 4 23 8 0 0 0 0 35 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 10 28 10 0 0 0 0 48 1978 0 0 0 0 0 6 9 1 0 0 0 0 16 1979 0 0 0 0 0 7 15 *** 0 0 0 0 *** 1980 0 0 0 0 0 9 0 2 0 0 0 0 11 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 13 9 10 0 0 0 0 32 1983 0 0 0 0 0 13 21 13 0 0 0 0 47 1984 0 0 0 0 *** 1 3 7 0 0 0 0 *** 1985 0 0 0 0 0 8 9 0 0 0 0 0 17 1986 0 0 0 0 0 2 7 1 0 0 0 0 10 1987 0 0 0 0 0 3 9 4 0 0 0 0 16 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 0 0 0 0 0 6 12 0 0 0 0 0 18 1990 0 0 0 0 0 8 3 0 0 0 0 0 11 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 *** 1994 0 0 0 0 0 3 4 8 0 0 0 0 15 1995 0 0 0 0 0 0 0 13 0 0 0 0 13 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 1 3 9 6 0 0 0 0 19 1998 0 0 0 0 0 0 7 0 1 0 0 0 8 1999 0 0 0 0 0 6 8 2 0 0 0 0 16 2000 0 0 0 0 0 1 4 1 1 0 0 0 7 2001 0 0 0 0 1 8 15 2 0 0 0 0 26 2002 0 0 0 0 0 5 5 5 1 0 0 0 16 2003 0 0 0 0 0 9 30 18 0 0 0 0 57 MEAN 0 0 0 0 0 5 9 5 0 0 0 0 19 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 4 0 0 0 0 0 0 0 0 0 0 0 4 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 1 0 0 0 0 0 0 0 0 0 0 0 1 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 2 0 0 0 0 0 0 0 0 0 0 0 2 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 1 0 0 0 0 0 0 0 0 0 0 1 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 0 0 1984 0 0 0 0 *** 0 0 0 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 1 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 *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 3 0 0 0 0 0 0 0 0 0 0 0 3 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 21 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 0 0 0 0 17 26 31 31 14 1 0 0 120 1965 0 0 0 2 *** *** 28 27 8 6 0 0 *** 1966 0 0 0 1 13 30 30 31 17 1 0 0 123 1967 0 0 2 2 11 26 31 30 20 0 0 0 122 1968 0 0 0 3 6 23 31 25 23 3 0 0 114 1969 0 0 1 1 10 25 26 31 22 3 0 0 119 1970 0 0 0 2 3 25 31 17 2 0 0 0 80 1971 0 0 0 0 10 28 30 31 15 0 0 0 114 1972 0 0 0 0 14 30 30 24 11 0 0 0 109 1973 0 0 1 6 20 30 31 31 20 8 0 0 147 1974 0 0 0 16 29 30 31 31 30 3 1 0 171 1975 0 0 0 0 5 29 31 24 18 0 0 0 107 1976 0 0 0 0 16 30 31 31 17 0 0 0 125 1977 0 0 1 3 16 30 31 29 7 2 0 0 119 1978 0 0 0 3 19 27 30 28 23 0 0 0 130 1979 0 0 0 7 9 29 31 31 19 4 0 0 130 1980 0 0 0 7 26 30 31 30 9 6 0 0 139 1981 0 0 0 4 17 24 30 30 9 0 0 0 114 1982 0 0 0 4 18 28 31 31 18 0 0 0 130 1983 0 0 0 3 26 28 31 31 28 4 0 0 151 1984 0 0 0 11 *** 30 31 31 20 1 0 0 *** 1985 0 0 0 7 16 30 31 27 25 3 0 0 139 1986 0 0 0 0 23 30 31 29 9 4 0 0 126 1987 0 0 0 11 24 30 31 31 23 0 0 0 150 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 0 0 0 0 14 30 31 31 21 7 0 0 134 1990 0 0 0 3 26 30 31 31 26 5 0 0 152 1991 0 0 0 4 8 30 31 31 20 0 0 0 124 1992 0 0 0 0 1 27 31 22 5 0 0 0 86 1993 0 0 0 1 10 26 31 30 24 *** 0 0 *** 1994 0 0 0 5 15 30 31 31 6 2 0 0 120 1995 0 0 *** *** *** *** 29 31 23 0 0 0 *** 1996 0 0 0 0 11 26 30 31 24 1 0 0 123 1997 0 0 0 0 8 30 30 28 19 5 0 0 120 1998 0 0 0 5 19 30 31 31 21 6 0 0 143 1999 0 0 0 0 12 30 29 31 27 0 0 0 129 2000 0 0 0 9 31 29 31 31 24 0 0 0 155 2001 0 0 0 5 29 30 31 31 20 3 0 0 149 2002 0 0 0 3 18 30 31 31 23 8 0 0 144 2003 0 0 0 4 10 29 31 31 22 3 0 0 130 MEAN 0 0 0 3 16 29 31 29 18 2 0 0 128 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 0 0 0 0 0 0 2 1 0 0 0 0 3 1965 0 0 0 0 *** *** 0 0 0 0 0 0 *** 1966 0 0 0 0 0 1 0 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 1 0 0 0 0 0 1 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 2 0 0 0 0 0 0 2 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 3 0 0 0 0 0 3 1975 0 0 0 0 0 0 1 0 0 0 0 0 1 1976 0 0 0 0 0 0 2 0 0 0 0 0 2 1977 0 0 0 0 0 7 2 1 0 0 0 0 10 1978 0 0 0 0 0 1 2 0 0 0 0 0 3 1979 0 0 0 0 0 0 3 0 0 0 0 0 3 1980 0 0 0 0 0 4 0 0 0 0 0 0 4 1981 0 0 0 0 0 0 1 0 0 0 0 0 1 1982 0 0 0 0 0 3 4 8 0 0 0 0 15 1983 0 0 0 0 0 7 14 4 0 0 0 0 25 1984 0 0 0 0 *** 0 0 1 0 0 0 0 *** 1985 0 0 0 0 0 0 1 0 0 0 0 0 1 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 1 0 0 0 0 0 1 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 0 0 0 0 0 2 4 0 0 0 0 0 6 1990 0 0 0 0 0 5 1 0 0 0 0 0 6 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 *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 *** *** *** *** 4 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 1 0 0 0 0 0 1 1998 0 0 0 0 0 0 8 0 0 0 0 0 8 1999 0 0 0 0 0 2 1 0 0 0 0 0 3 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 2 0 0 0 0 0 2 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 4 2 0 0 0 0 6 MEAN 0 0 0 0 0 1 2 0 0 0 0 0 3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 *** *** 0 0 0 0 0 0 *** 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 0 0 1984 0 0 0 0 *** 0 0 0 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 *** *** *** *** 0 0 0 0 0 0 *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 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 BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 -------------- 1964 30 17 1 0 0 0 0 0 0 2 0 7 57 10 28 3 1 1965 *** 21 13 0 0 0 0 0 0 0 0 23 *** 12 2 3 31 1966 7 0 2 0 0 0 0 0 0 0 10 14 33 11 14 3 4 1967 24 13 0 4 0 0 0 0 0 0 3 21 65 11 18 4 4 1968 22 18 5 0 0 0 0 0 0 1 0 6 52 10 30 3 28 1969 21 0 1 0 0 0 0 0 0 0 0 0 22 1 1 3 25 1970 25 2 0 0 0 0 0 0 0 0 0 16 43 12 16 2 2 1971 24 23 6 0 0 0 0 0 0 0 0 7 60 12 25 3 14 1972 27 26 1 0 0 0 0 0 0 0 0 25 79 12 7 3 1 1973 31 8 0 0 0 0 0 0 0 0 1 20 60 11 11 2 19 1974 31 20 1 0 0 0 0 0 0 0 0 14 66 12 16 3 1 1975 30 27 9 0 0 0 0 0 0 0 8 19 93 11 13 3 10 1976 18 19 13 0 0 0 0 0 0 0 14 11 75 11 15 3 28 1977 30 8 0 0 0 0 0 0 0 0 0 9 47 12 13 2 27 1978 26 15 3 0 0 0 0 0 0 0 12 12 68 11 6 3 3 1979 26 10 9 0 0 0 0 *** 0 0 9 22 *** 11 22 3 9 1980 29 20 3 0 0 0 0 0 0 0 0 16 68 12 13 3 8 1981 31 18 1 2 0 0 0 0 0 0 5 30 87 11 24 4 3 1982 31 28 14 0 0 0 0 0 0 0 2 31 106 11 29 3 30 1983 31 23 12 0 0 0 0 0 0 0 2 22 90 11 27 3 21 1984 31 27 0 0 *** 0 0 0 0 0 1 31 *** 11 21 2 29 1985 28 18 13 0 0 0 0 0 0 0 0 21 80 12 6 3 14 1986 27 17 13 0 0 0 0 0 0 0 8 23 88 11 16 3 24 1987 25 15 0 0 0 0 0 0 0 3 3 16 62 10 13 2 25 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1989 31 26 2 0 0 0 0 0 0 0 0 19 78 12 7 3 31 1990 28 16 9 0 0 0 0 0 0 0 7 25 85 11 17 3 23 1991 28 21 0 0 0 0 0 0 0 0 13 20 82 11 10 2 25 1992 29 22 21 0 0 0 0 0 0 0 3 8 83 11 27 3 28 1993 25 12 8 0 0 0 0 0 0 *** 9 25 *** 11 15 3 25 1994 16 13 1 3 0 0 0 0 0 0 0 21 54 12 6 4 7 1995 27 9 10 0 0 0 0 0 0 0 5 27 78 11 26 3 10 1996 26 7 5 2 0 0 0 0 0 0 14 11 65 11 13 4 6 1997 22 21 7 0 0 0 0 0 0 0 2 8 60 11 27 3 10 1998 24 15 5 0 0 0 0 0 0 0 0 1 45 12 6 3 5 1999 22 5 5 0 0 0 0 0 0 0 0 13 45 12 1 3 20 2000 22 12 6 0 0 0 0 0 0 0 5 8 53 11 12 3 27 2001 22 12 2 0 0 0 0 0 0 0 0 1 37 12 23 3 13 2002 14 10 1 0 0 0 0 0 0 0 2 15 42 11 19 3 8 2003 8 5 3 0 0 0 0 0 0 0 9 14 39 11 16 3 4 MEAN 25 15 5 0 0 0 0 0 0 0 4 16 65 10 13 4 7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 -2.1 5.9 12.9 17.1 24.7 28.9 30.6 29.9 24.3 16.5 13.8 5.5 17.3 1965 2.1 7.4 7.8 17.4 25.1 28.7 30.0 27.9 23.4 21.1 14.1 7.6 17.7 1966 10.3 11.0 11.7 17.3 24.5 30.4 29.9 28.5 24.8 17.1 10.7 8.7 18.7 1967 6.3 7.2 12.9 14.4 21.7 27.2 30.8 28.5 25.5 17.9 13.0 6.4 17.6 1968 5.6 5.1 12.7 16.7 21.5 26.6 28.8 28.7 24.5 19.4 13.4 7.8 17.6 1969 2.2 5.6 16.1 18.4 20.4 23.3 24.6 28.2 24.6 22.4 16.8 12.3 17.9 1970 6.9 13.9 12.8 20.3 21.4 25.3 27.9 23.8 19.5 14.8 15.2 8.3 17.5 1971 6.7 7.1 11.9 16.5 22.3 27.8 29.1 26.8 23.1 20.6 15.2 11.4 18.2 1972 5.3 3.5 10.7 16.5 21.2 30.1 30.3 24.3 21.6 17.1 12.6 3.8 16.4 1973 0.5 10.1 15.8 19.1 23.0 28.4 32.6 29.0 25.2 20.3 14.0 5.5 18.6 1974 2.6 2.2 14.4 24.3 27.8 31.9 34.8 31.8 28.4 24.1 18.4 6.5 20.6 1975 2.9 3.6 8.2 14.5 23.7 29.6 33.9 28.5 26.0 19.4 7.2 4.9 16.9 1976 6.3 4.1 6.8 16.8 25.3 30.4 32.7 29.6 25.6 19.8 8.7 6.6 17.7 1977 -0.6 8.6 17.6 18.2 25.2 31.9 32.0 29.2 23.1 18.6 11.6 6.9 18.5 1978 4.1 6.1 10.9 20.1 24.8 29.4 30.9 29.1 25.6 19.3 8.1 7.7 18.0 1979 4.6 6.8 9.4 20.5 21.5 28.9 31.4 28.2 24.0 20.7 10.2 4.5 17.6 1980 3.1 4.3 10.7 21.8 25.8 30.0 30.4 28.7 22.7 17.1 12.2 7.0 17.8 1981 4.1 6.8 13.3 18.3 24.1 27.5 29.6 27.6 22.1 15.8 10.7 7.3 17.3 1982 3.4 3.2 8.4 19.6 24.2 29.5 30.6 29.0 23.0 18.1 11.2 5.0 17.1 1983 4.1 5.9 8.0 16.1 25.6 31.0 33.4 30.9 25.9 16.6 12.4 4.8 17.9 1984 3.3 2.5 12.8 19.7 ****** 29.7 30.8 31.4 23.3 16.0 11.9 2.6 ****** 1985 4.4 8.4 9.7 19.8 24.3 30.9 32.6 26.2 24.5 17.3 12.1 6.6 18.1 1986 4.8 5.5 7.0 17.3 25.6 29.2 30.4 27.2 22.4 18.3 11.0 5.1 17.0 1987 6.5 8.3 12.8 18.4 25.0 28.9 30.4 29.5 25.2 14.5 12.3 7.9 18.3 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 1.9 1.7 11.2 18.6 22.7 30.7 31.6 27.5 24.4 18.5 10.6 6.9 17.2 1990 4.5 5.9 10.8 18.1 26.7 30.7 30.9 30.9 26.1 17.5 12.7 5.2 18.3 1991 3.2 3.8 9.1 17.4 21.8 28.7 30.8 28.8 25.8 17.4 10.9 6.0 17.0 1992 2.6 5.1 6.4 15.0 18.5 26.9 30.5 26.5 22.7 17.2 12.8 6.2 15.9 1993 1.5 6.3 9.1 17.8 23.0 28.5 29.5 27.7 25.8 ****** 11.1 5.9 ****** 1994 5.2 5.6 12.5 17.2 24.0 29.7 31.0 30.6 21.2 17.8 15.2 4.9 17.9 1995 6.2 7.6 10.6 16.6 24.4 29.1 31.9 30.2 24.9 17.4 13.0 4.0 18.0 1996 2.3 7.1 9.0 16.3 23.0 29.3 29.6 28.5 27.2 17.5 9.3 7.1 17.2 1997 5.5 5.0 9.5 16.0 22.7 29.6 32.0 30.2 26.0 20.1 9.9 6.3 17.7 1998 3.1 4.9 11.1 19.0 23.3 27.8 31.0 29.1 26.4 20.0 16.2 10.8 18.6 1999 4.2 9.1 10.9 18.7 24.5 30.6 30.3 29.8 27.2 21.4 10.6 8.1 18.8 2000 4.9 6.1 12.4 21.9 28.3 29.3 29.8 29.0 26.6 18.8 10.4 6.6 18.7 2001 3.4 7.0 12.9 21.2 27.5 31.2 30.7 30.0 25.4 20.7 13.9 8.3 19.3 2002 6.2 8.8 14.5 18.5 25.4 30.5 30.6 30.7 26.2 21.8 12.3 4.5 19.2 2003 6.8 8.1 11.9 18.8 21.3 29.1 32.8 29.3 25.0 21.3 10.4 5.1 18.3 MEAN 4.1 6.3 11.2 18.2 23.8 29.2 30.8 28.8 24.6 18.7 12.2 6.6 17.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 -7.9 -1.1 2.2 2.3 6.7 9.3 12.6 12.5 4.4 -0.4 -2.2 -0.2 3.2 1965 -2.8 -3.5 -2.3 -1.7 3.1 8.0 5.6 3.4 1.2 3.3 2.4 -4.6 1.0 1966 -1.4 1.6 0.7 6.0 6.8 8.3 9.8 9.3 5.3 3.2 -3.1 -3.0 3.6 1967 -1.7 -0.3 -0.6 5.1 8.4 7.6 4.8 4.8 2.6 0.6 0.4 -4.2 2.3 1968 -4.5 -1.0 3.9 8.1 10.9 10.2 12.1 6.8 2.3 5.0 4.8 1.9 5.0 1969 -3.3 1.5 7.3 11.3 11.0 8.7 17.0 17.5 16.4 14.0 7.6 2.3 9.3 1970 -3.2 4.6 3.4 11.6 12.5 13.9 15.8 12.2 6.8 2.4 2.0 -2.6 6.6 1971 -4.8 -3.8 -0.5 5.4 7.3 13.4 12.2 10.2 5.1 2.3 0.0 0.8 4.0 1972 -3.4 -7.3 1.4 1.6 6.5 10.5 12.6 7.7 5.2 1.2 -1.2 -10.6 2.0 1973 -14.3 -0.5 2.6 2.1 2.5 2.4 2.3 5.3 1.8 -2.2 -0.8 -2.1 -0.1 1974 -3.8 -3.8 3.1 14.0 19.2 23.3 23.9 20.9 20.4 17.0 12.0 0.2 12.2 1975 -2.9 -2.7 0.7 6.7 15.5 20.4 24.2 19.6 18.1 12.0 -0.2 -2.2 9.1 1976 -0.3 -2.2 0.3 7.4 8.5 7.7 14.8 13.5 8.2 7.1 -1.2 0.0 5.3 1977 -4.8 -0.4 3.1 5.9 5.2 8.0 8.4 7.8 3.8 5.5 1.5 -0.5 3.6 1978 -2.1 0.4 2.7 3.2 5.6 3.7 5.9 4.7 2.9 2.3 1.2 2.3 2.7 1979 -1.6 0.5 2.9 5.9 4.1 7.5 5.1 3.4 3.5 2.8 -0.8 -0.8 2.7 1980 -2.6 0.0 4.0 5.6 6.3 7.3 4.2 4.5 1.7 2.3 4.1 0.0 3.1 1981 -1.7 1.7 5.2 7.0 6.7 7.1 9.1 8.1 5.2 3.8 1.7 0.7 4.5 1982 -2.8 -1.7 2.7 7.9 7.4 7.0 6.2 6.8 4.6 8.5 4.0 -2.9 4.0 1983 -3.1 -0.5 2.1 8.7 10.3 9.5 8.5 7.6 4.7 2.8 1.9 -1.7 4.2 1984 -2.7 -4.2 5.4 4.9 ****** 6.1 6.7 7.6 4.2 1.4 1.8 -3.3 ****** 1985 -0.7 0.8 2.3 5.6 6.5 8.0 7.2 6.4 2.7 1.9 2.5 1.5 3.7 1986 -0.6 1.4 2.1 8.5 8.8 7.9 9.7 7.6 3.8 4.7 2.6 1.2 4.8 1987 0.8 2.6 6.5 7.2 7.6 7.8 10.6 10.3 5.6 3.2 3.2 1.1 5.5 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 -2.4 -2.0 4.6 6.4 7.3 6.3 6.9 7.3 5.1 3.4 2.6 1.0 3.9 1990 -0.4 1.8 2.9 8.1 7.5 6.0 6.2 4.9 3.8 -0.4 1.2 -0.9 3.4 1991 -0.0 0.1 5.0 8.9 3.7 4.5 3.9 2.3 1.8 2.3 0.5 0.1 2.8 1992 -2.8 -2.2 1.6 8.2 7.7 9.3 6.3 6.0 5.7 1.2 1.9 1.4 3.7 1993 -2.6 3.3 2.1 7.4 8.2 4.1 4.1 2.8 4.2 ****** 1.7 -1.0 ****** 1994 -1.0 -1.4 5.8 6.3 9.9 10.2 11.1 11.2 4.0 3.2 3.4 -2.4 5.0 1995 -0.6 1.3 3.9 8.6 4.5 2.0 3.7 4.1 2.4 0.6 -0.6 -1.0 2.4 1996 -2.4 2.9 5.1 5.4 4.0 2.6 3.0 2.8 4.0 2.7 0.2 0.4 2.5 1997 -2.2 -2.8 3.1 6.5 6.9 3.9 3.8 3.6 3.0 2.2 0.8 0.6 2.4 1998 -0.6 0.8 4.7 6.1 4.6 1.8 4.5 5.1 4.2 0.6 -0.3 0.9 2.7 1999 -0.5 3.2 4.5 7.7 4.8 3.2 4.4 4.1 2.6 1.6 1.7 -1.6 3.0 2000 -2.6 -0.5 1.1 4.0 2.1 2.7 2.9 3.4 3.5 2.6 0.2 -0.1 1.6 2001 -4.2 -0.5 4.5 3.9 5.4 6.3 7.0 4.1 0.2 0.9 0.4 2.9 2.6 2002 -0.2 2.1 4.3 8.6 7.8 6.9 4.7 5.1 0.4 -1.1 0.8 -2.3 3.1 2003 -0.6 1.5 4.4 9.4 6.0 6.0 10.5 4.2 3.2 2.5 -3.9 -3.0 3.3 MEAN -2.6 -0.3 3.1 6.6 7.3 7.7 8.5 7.4 4.8 3.3 1.4 -0.8 3.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 2.57 4.19 5.51 5.40 7.59 9.23 11.10 11.26 7.21 4.66 4.56 4.61 6.49 1965 3.82 3.63 3.91 4.08 5.76 8.03 6.76 5.89 4.93 5.66 5.38 3.36 5.10 1966 4.09 5.14 4.82 6.96 7.43 8.12 9.17 8.78 6.76 5.80 3.69 3.67 6.20 1967 4.09 4.46 4.60 6.67 8.23 7.85 6.37 6.49 5.47 4.85 4.75 3.37 5.60 1968 3.29 4.30 6.36 8.25 9.79 9.51 10.66 7.34 5.47 6.52 6.34 5.24 6.92 1969 3.96 5.04 7.89 10.06 9.96 9.50 15.18 15.26 14.46 12.17 7.98 5.39 9.74 1970 3.65 6.46 5.81 10.29 10.81 11.88 13.41 10.73 7.50 5.48 5.34 3.87 7.94 1971 3.19 3.45 4.47 6.83 7.83 11.37 10.70 9.35 6.51 5.45 4.55 4.84 6.54 1972 3.63 2.73 5.03 5.16 7.31 9.74 11.07 8.11 6.76 4.94 4.12 2.37 5.91 1973 1.67 4.45 5.48 5.30 5.52 5.55 5.31 6.60 5.20 3.82 4.23 3.94 4.76 1974 3.47 3.49 5.66 11.88 16.61 21.32 22.06 18.28 17.70 14.27 10.70 4.69 12.51 1975 3.63 3.68 4.87 7.38 13.06 17.87 22.66 17.23 15.41 10.68 4.44 3.92 10.40 1976 4.47 4.07 4.69 7.71 8.18 7.78 12.49 11.57 8.08 7.48 4.27 4.56 7.11 1977 3.21 4.40 5.64 6.97 6.64 7.83 8.18 7.76 5.97 6.66 5.10 4.44 6.07 1978 3.99 4.75 5.50 5.72 6.69 5.88 6.78 6.23 5.52 5.26 5.02 5.41 5.56 1979 4.11 4.73 5.86 6.88 6.13 7.70 6.41 5.68 5.76 5.45 4.29 4.36 5.61 1980 3.82 4.68 6.13 6.76 7.02 7.46 5.99 6.20 5.01 5.27 6.12 4.57 5.75 1981 4.07 5.31 6.67 7.48 7.34 7.45 8.50 7.94 6.52 5.98 5.14 4.81 6.43 1982 3.82 4.12 5.63 7.95 7.65 7.36 6.95 7.24 6.24 8.33 6.09 3.65 6.25 1983 3.58 4.44 5.33 8.44 9.21 8.72 8.16 7.69 6.29 5.57 5.23 4.12 6.40 1984 3.80 3.44 6.78 6.42 ****** 6.88 7.14 7.60 6.11 5.08 5.23 3.70 ****** 1985 4.46 4.88 5.64 6.74 7.13 7.92 7.47 7.03 5.42 5.16 5.46 5.28 6.05 1986 4.42 5.10 5.38 8.31 8.35 7.78 8.83 7.65 5.89 6.37 5.51 5.17 6.56 1987 4.92 5.61 7.25 7.64 7.86 7.90 9.43 9.29 6.68 5.85 5.77 5.13 6.94 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 3.84 4.01 6.42 7.15 7.56 6.99 7.27 7.49 6.47 5.76 5.50 5.02 6.12 1990 4.43 5.24 5.71 8.05 7.65 6.84 6.91 6.33 5.88 4.35 5.02 4.39 5.90 1991 4.59 4.75 6.55 8.56 5.97 6.21 5.90 5.27 5.07 5.30 4.73 4.71 5.63 1992 3.81 3.91 5.30 8.27 8.08 8.80 7.10 6.86 6.80 4.92 5.21 5.00 6.17 1993 3.86 5.85 5.34 7.82 8.03 5.99 5.98 5.56 6.02 ****** 5.20 4.27 ****** 1994 4.31 4.19 6.92 7.18 9.00 9.18 9.75 9.80 6.04 5.69 5.79 3.98 6.82 1995 4.39 5.11 6.21 8.53 6.67 5.15 5.82 6.03 5.32 4.70 4.34 4.22 5.54 1996 3.95 5.63 6.58 6.82 6.02 5.41 5.54 5.46 5.95 5.51 4.66 4.73 5.52 1997 3.91 3.87 5.78 7.29 7.42 5.91 5.85 5.77 5.56 5.28 4.82 4.81 5.52 1998 4.52 4.93 6.49 6.99 6.29 5.07 6.23 6.46 6.07 4.72 4.39 4.83 5.58 1999 4.45 5.84 6.37 7.87 6.43 5.63 6.21 6.01 5.41 5.00 5.14 4.06 5.70 2000 3.93 4.47 5.02 6.01 5.22 5.39 5.51 5.69 5.79 5.47 4.72 4.60 5.15 2001 3.50 4.50 6.37 6.02 6.68 7.00 7.42 5.96 4.52 4.85 4.66 5.59 5.59 2002 4.64 5.47 6.32 8.52 7.86 7.47 6.25 6.42 4.62 4.12 4.83 3.98 5.88 2003 4.42 5.10 6.53 8.87 7.03 6.85 9.50 6.04 5.64 5.43 3.52 3.81 6.06 MEAN 3.90 4.60 5.82 7.42 7.84 8.17 8.77 8.01 6.72 6.00 5.18 4.42 6.40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 3.52 5.74 7.57 7.44 10.45 12.68 15.23 15.43 9.90 6.41 6.26 6.31 8.91 1965 5.24 4.98 5.37 5.63 7.95 11.07 9.35 8.14 6.81 7.81 7.40 4.62 7.03 1966 5.62 7.05 6.62 9.57 10.24 11.21 12.62 12.09 9.32 7.98 5.07 5.05 8.54 1967 5.61 6.12 6.31 9.15 11.31 10.82 8.81 8.97 7.57 6.69 6.53 4.63 7.71 1968 4.51 5.90 8.71 11.30 13.41 13.06 14.64 10.13 7.56 8.98 8.70 7.18 9.51 1969 5.42 6.89 10.81 13.75 13.64 13.00 20.63 20.79 19.68 16.62 10.94 7.40 13.30 1970 5.01 8.86 7.98 14.08 14.79 16.26 18.32 14.69 10.31 7.54 7.34 5.32 10.87 1971 4.38 4.75 6.14 9.37 10.77 15.59 14.69 12.85 8.97 7.51 6.27 6.66 9.00 1972 4.98 3.75 6.90 7.11 10.06 13.41 15.20 11.16 9.31 6.81 5.68 3.25 8.13 1973 2.29 6.11 7.54 7.31 7.62 7.68 7.37 9.13 7.19 5.28 5.83 5.41 6.56 1974 4.76 4.79 7.78 16.25 22.59 28.86 29.85 24.86 24.04 19.45 14.61 6.42 17.02 1975 4.97 5.04 6.68 10.12 17.83 24.28 30.61 23.41 20.98 14.59 6.10 5.37 14.17 1976 6.13 5.58 6.43 10.58 11.27 10.75 17.13 15.86 11.13 10.28 5.87 6.25 9.77 1977 4.39 6.04 7.76 9.57 9.16 10.82 11.30 10.71 8.24 9.17 7.00 6.08 8.35 1978 5.47 6.51 7.55 7.88 9.23 8.15 9.39 8.62 7.63 7.26 6.88 7.41 7.67 1979 5.63 6.49 8.03 9.47 8.45 10.63 8.87 7.87 7.95 7.52 5.90 5.98 7.73 1980 5.24 6.41 8.40 9.30 9.68 10.31 8.30 8.58 6.92 7.26 8.39 6.27 7.92 1981 5.57 7.27 9.14 10.27 10.12 10.28 11.73 10.95 8.99 8.22 7.06 6.59 8.85 1982 5.24 5.64 7.71 10.92 10.53 10.17 9.61 10.00 8.60 11.42 8.35 5.01 8.60 1983 4.90 6.09 7.31 11.57 12.67 12.03 11.28 10.62 8.69 7.67 7.19 5.65 8.81 1984 5.21 4.72 9.29 8.84 ****** 9.51 9.87 10.50 8.44 7.00 7.19 5.07 ****** 1985 6.11 6.70 7.73 9.27 9.82 10.94 10.33 9.70 7.49 7.12 7.50 7.23 8.33 1986 6.05 6.98 7.37 11.39 11.49 10.74 12.17 10.56 8.12 8.76 7.57 7.07 9.02 1987 6.74 7.69 9.93 10.49 10.82 10.89 12.99 12.79 9.22 8.03 7.93 7.04 9.55 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 5.26 5.49 8.80 9.83 10.40 9.67 10.06 10.34 8.93 7.93 7.55 6.88 8.43 1990 6.07 7.17 7.84 11.04 10.55 9.47 9.56 8.77 8.13 6.00 6.91 6.02 8.13 1991 6.27 6.50 8.97 11.72 8.23 8.60 8.18 7.30 7.02 7.30 6.51 6.45 7.75 1992 5.21 5.37 7.26 11.33 11.08 12.10 9.82 9.47 9.36 6.78 7.16 6.85 8.48 1993 5.28 8.00 7.33 10.73 11.05 8.29 8.29 7.69 8.32 ****** 7.14 5.85 ****** 1994 5.91 5.75 9.48 9.87 12.37 12.65 13.44 13.49 8.33 7.83 7.96 5.46 9.38 1995 6.02 7.00 8.51 11.68 9.19 7.15 8.08 8.35 7.35 6.48 5.98 5.78 7.63 1996 5.41 7.71 9.00 9.37 8.31 7.49 7.68 7.56 8.24 7.59 6.40 6.48 7.60 1997 5.36 5.30 7.92 10.00 10.22 8.19 8.11 7.99 7.69 7.28 6.62 6.59 7.61 1998 6.19 6.75 8.89 9.61 8.68 7.03 8.62 8.94 8.39 6.52 6.06 6.63 7.69 1999 6.10 8.00 8.72 10.80 8.87 7.80 8.59 8.33 7.49 6.90 7.06 5.58 7.85 2000 5.39 6.13 6.90 8.30 7.23 7.47 7.65 7.89 8.01 7.54 6.49 6.30 7.11 2001 4.80 6.17 8.74 8.30 9.23 9.69 10.26 8.26 6.26 6.70 6.41 7.66 7.71 2002 6.35 7.50 8.68 11.68 10.82 10.32 8.66 8.90 6.40 5.70 6.64 5.46 8.09 2003 6.06 7.00 8.95 12.16 9.68 9.47 13.09 8.36 7.79 7.50 4.84 5.22 8.34 MEAN 5.35 6.31 7.98 10.18 10.78 11.24 12.06 11.03 9.25 8.25 7.11 6.06 8.80 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 1.79 3.93 8.06 12.74 21.41 27.88 29.63 27.54 21.66 13.37 9.96 2.92 15.07 1965 2.18 5.78 5.76 15.07 24.36 28.87 33.72 30.18 22.67 18.15 9.34 6.41 16.87 1966 7.35 6.40 7.86 11.04 21.27 33.01 30.23 27.45 22.92 12.28 8.56 6.65 16.25 1967 4.59 4.37 9.60 8.07 15.69 26.21 36.56 30.84 26.21 14.89 9.24 5.53 15.98 1968 4.89 3.50 6.74 8.82 12.95 22.74 25.95 30.16 24.49 14.31 7.08 3.56 13.77 1969 2.36 2.30 8.43 8.08 11.14 16.87 11.91 18.67 12.75 11.35 8.98 7.19 10.00 1970 5.16 7.47 7.05 10.56 11.32 17.33 20.60 16.01 13.63 10.04 10.68 6.44 11.36 1971 5.87 5.81 8.51 10.40 17.47 22.47 26.90 23.87 20.35 17.72 11.70 7.53 14.88 1972 4.26 4.42 6.37 12.34 16.56 32.04 29.65 21.31 18.13 13.78 9.52 5.23 14.47 1973 4.32 6.62 11.34 16.08 22.37 32.39 42.88 31.86 25.94 19.26 11.04 4.00 19.01 1974 2.77 2.62 9.29 14.92 15.36 18.80 26.06 22.58 14.85 10.70 7.47 3.56 12.41 1975 2.61 2.92 4.63 6.72 11.84 17.74 23.16 16.70 12.97 8.82 4.19 3.58 9.66 1976 3.69 3.26 3.78 9.55 21.76 33.37 33.28 26.40 22.43 13.45 5.85 3.77 15.05 1977 1.60 5.60 13.05 12.22 23.49 37.65 37.26 30.79 20.46 13.71 7.11 4.26 17.27 1978 3.15 3.44 6.05 16.55 23.25 33.97 36.33 32.59 26.14 15.79 4.37 3.53 17.10 1979 3.21 3.78 4.62 16.29 18.22 30.27 38.37 31.13 23.36 17.68 7.39 2.81 16.43 1980 2.69 2.31 5.16 17.84 24.67 33.64 36.02 32.16 21.66 13.59 6.44 4.26 16.70 1981 3.03 3.27 7.06 12.23 21.51 27.95 31.15 26.96 18.73 10.72 6.45 4.16 14.43 1982 3.04 2.40 3.95 12.98 20.90 32.52 35.69 32.00 20.70 10.35 5.54 3.96 15.34 1983 3.51 3.57 3.88 7.98 21.17 34.60 41.64 35.50 26.45 12.70 8.05 3.48 16.88 1984 2.87 3.10 6.13 15.47 ****** 33.22 35.41 36.64 21.64 12.44 7.62 2.77 ****** 1985 2.64 4.92 5.71 15.16 21.50 35.13 40.04 25.19 24.70 13.86 7.36 3.42 16.64 1986 3.02 2.57 3.19 9.04 22.30 30.84 32.35 26.58 19.83 13.43 6.64 2.23 14.34 1987 3.52 3.91 5.59 12.50 22.14 30.02 31.82 29.75 24.35 9.89 7.17 4.49 15.43 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 2.00 1.77 5.25 12.94 19.23 35.96 37.93 27.71 23.36 14.64 5.79 3.62 15.85 1990 2.61 2.55 5.95 10.70 25.65 36.20 36.37 37.18 27.01 15.28 8.84 3.48 17.65 1991 1.61 2.04 2.99 9.23 19.62 32.35 37.55 33.97 28.01 13.25 7.40 3.61 15.97 1992 2.47 3.92 2.78 6.85 11.49 24.30 35.03 26.35 19.22 13.57 8.40 2.88 13.11 1993 1.93 1.91 4.70 10.71 18.29 32.41 34.08 30.77 26.09 ****** 6.91 3.78 ****** 1994 3.31 3.72 5.54 11.36 18.58 30.64 33.00 32.00 17.93 13.31 9.89 3.77 15.25 1995 3.85 3.85 4.88 8.01 22.41 34.52 41.06 36.27 25.65 14.54 10.13 2.55 17.31 1996 2.33 2.74 3.05 10.42 21.33 34.80 35.09 32.87 29.74 13.19 6.07 4.06 16.31 1997 4.08 4.06 4.48 9.12 19.06 34.64 41.02 36.57 27.35 17.23 6.09 3.30 17.25 1998 1.83 2.32 5.27 13.61 21.51 31.62 38.27 32.50 27.40 18.21 12.92 6.71 17.68 1999 2.47 4.03 4.98 11.63 23.11 37.90 36.09 35.29 30.51 19.57 6.27 5.57 18.12 2000 3.87 3.70 8.76 19.40 32.66 35.19 36.09 33.68 28.02 14.98 6.96 3.71 18.92 2001 3.66 4.37 6.93 18.08 29.01 37.49 35.36 35.82 27.79 18.63 10.11 3.59 19.24 2002 3.76 4.41 8.76 10.83 23.34 35.08 36.77 37.17 29.03 21.72 8.40 3.27 18.54 2003 4.17 4.24 5.98 10.98 17.01 32.12 38.19 33.71 25.32 18.64 8.66 4.01 16.92 MEAN 3.28 3.79 6.21 11.96 20.13 30.63 33.81 29.87 23.06 14.45 7.96 4.20 15.78 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 66 63 53 40 33 32 36 36 30 38 41 69 45 1965 72 51 54 30 25 29 22 22 24 32 47 44 38 1966 45 55 49 49 34 26 30 32 31 42 42 47 40 1967 59 60 42 57 45 31 20 23 24 34 45 48 41 1968 51 68 57 58 53 38 37 26 25 40 57 67 48 1969 69 76 58 64 57 45 63 53 61 59 55 51 59 1970 50 54 53 57 57 51 49 50 45 44 42 49 50 1971 47 48 45 49 40 42 36 36 32 31 37 50 41 1972 55 47 53 37 39 30 34 35 35 36 40 37 40 1973 34 49 43 33 26 20 15 23 22 23 37 58 32 1974 63 65 48 53 60 61 53 53 62 65 66 65 60 1975 66 64 60 60 60 58 57 59 62 63 60 60 61 1976 63 64 64 55 35 25 35 38 33 45 51 63 48 1977 73 54 39 49 29 23 24 27 29 45 51 61 42 1978 65 67 59 35 31 20 21 22 24 33 63 69 42 1979 65 65 65 41 34 27 19 21 27 32 48 70 43 1980 67 75 64 37 29 25 20 22 26 39 58 62 44 1981 66 71 59 49 36 28 29 30 34 46 54 63 47 1982 65 71 68 48 35 25 22 26 31 54 62 58 47 1983 61 64 67 64 39 28 22 24 27 41 49 64 46 1984 66 62 61 40 *** 23 23 23 30 38 51 65 *** 1985 70 59 60 42 33 25 21 29 25 36 53 71 44 1986 69 76 72 57 36 27 28 30 31 42 58 76 50 1987 67 69 66 51 34 28 30 31 30 50 55 63 48 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 74 77 64 46 40 22 22 29 30 38 58 67 47 1990 72 75 59 53 30 22 22 20 25 32 47 66 44 1991 80 77 77 60 33 22 19 19 22 37 50 67 47 1992 68 60 72 65 52 34 22 28 34 35 48 72 49 1993 75 82 62 52 41 22 20 21 25 *** 53 62 *** 1994 65 61 65 50 42 30 30 31 33 38 47 60 46 1995 62 65 64 62 29 18 17 19 24 33 40 70 42 1996 71 75 78 50 30 19 19 20 23 38 54 63 45 1997 59 58 65 54 37 20 17 19 23 32 54 67 42 1998 78 76 66 45 32 19 19 22 25 28 33 51 41 1999 72 68 66 50 29 18 20 20 21 28 55 51 42 2000 59 63 47 32 19 19 18 20 24 35 51 64 38 2001 58 59 57 33 26 22 23 20 20 28 41 69 38 2002 64 63 51 53 34 24 20 21 20 22 46 62 40 2003 60 64 61 56 38 24 27 21 25 30 38 57 42 MEAN 64 65 59 49 37 28 27 28 30 38 50 61 45 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 73 76 69 52 40 44 43 44 37 59 61 83 57 1965 82 66 66 40 29 31 29 29 28 39 57 54 46 1966 57 66 60 60 41 34 36 39 38 52 62 61 51 1967 71 68 52 69 55 39 26 30 30 45 55 57 50 1968 61 78 68 67 64 49 45 32 32 48 66 74 57 1969 80 83 68 72 64 60 67 58 67 64 59 57 67 1970 60 58 59 61 62 60 58 58 55 52 51 61 58 1971 62 62 56 59 48 48 41 42 41 38 45 59 50 1972 64 54 58 42 43 33 37 38 38 46 50 45 46 1973 40 54 49 38 30 23 17 29 28 30 43 62 37 1974 66 67 51 56 62 62 55 55 64 66 69 67 62 1975 68 66 62 62 62 59 59 60 64 65 62 64 63 1976 66 67 67 59 39 27 38 41 36 49 55 68 51 1977 77 59 43 56 34 27 27 30 32 51 56 66 47 1978 69 73 64 42 36 24 24 25 28 38 69 74 47 1979 71 71 71 47 39 30 22 24 31 36 53 75 48 1980 72 80 70 42 35 29 23 27 31 45 65 67 49 1981 71 76 65 55 41 32 33 34 40 52 60 68 52 1982 69 76 73 54 40 29 27 30 37 60 68 65 52 1983 77 69 73 69 44 32 26 28 31 46 54 68 51 1984 70 66 67 45 *** 27 26 27 35 43 56 70 *** 1985 75 64 65 47 37 29 25 34 29 41 58 75 48 1986 73 80 77 63 41 30 33 34 36 47 63 81 55 1987 71 73 71 57 39 32 35 36 35 54 60 66 52 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 78 81 69 51 46 26 26 34 35 43 64 71 52 1990 82 80 63 59 35 26 25 23 35 44 53 70 50 1991 84 81 83 66 39 27 24 24 29 43 55 72 52 1992 73 65 77 70 60 39 26 33 42 40 53 77 55 1993 78 85 66 58 48 28 24 27 32 *** 58 67 *** 1994 69 66 69 55 46 36 35 38 40 44 51 63 51 1995 66 70 68 67 34 22 21 23 30 40 47 75 47 1996 76 80 83 55 36 22 22 24 28 43 59 68 50 1997 64 63 71 59 44 25 22 24 28 36 59 72 47 1998 87 80 71 50 37 24 24 27 30 34 39 57 47 1999 76 73 72 56 34 23 25 25 27 35 60 56 47 2000 64 67 52 38 25 25 23 25 31 42 57 69 43 2001 64 65 63 39 33 28 27 26 26 33 48 74 44 2002 69 68 58 59 41 29 25 27 27 28 51 67 46 2003 65 69 66 62 43 30 32 26 31 36 42 61 47 MEAN 70 70 66 55 43 33 32 33 36 45 56 67 51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 58 49 40 29 28 24 29 30 24 20 25 55 34 1965 61 38 43 22 22 26 18 17 20 26 38 35 31 1966 35 44 40 38 27 21 26 25 23 33 26 34 31 1967 48 53 33 45 36 25 16 18 18 24 35 41 33 1968 40 58 48 50 43 28 30 21 18 33 48 60 40 1969 56 68 47 56 48 27 59 47 55 55 51 45 51 1970 40 49 47 54 51 37 36 37 32 36 31 31 40 1971 29 33 29 36 30 34 30 28 25 23 30 41 31 1972 47 38 48 31 34 27 31 32 31 27 31 29 34 1973 28 44 36 28 22 17 13 19 18 16 32 54 27 1974 60 62 45 50 58 59 52 51 60 63 64 61 57 1975 63 61 57 58 58 57 55 57 60 60 57 57 58 1976 60 60 60 51 31 23 32 36 31 41 45 58 44 1977 70 49 34 43 24 19 21 23 25 38 43 54 37 1978 58 59 53 28 25 16 18 18 18 26 55 63 36 1979 58 57 58 34 28 22 16 17 22 25 40 63 37 1980 60 68 56 29 23 20 15 17 19 31 52 55 37 1981 60 64 52 41 30 23 25 24 27 39 47 57 41 1982 59 65 61 42 29 20 17 20 24 46 54 49 41 1983 47 58 61 56 33 23 18 19 21 34 42 58 39 1984 60 55 54 33 *** 19 18 18 22 31 45 60 *** 1985 64 52 54 35 26 19 17 23 18 29 46 66 37 1986 63 70 66 50 28 22 23 23 23 34 51 70 44 1987 62 62 59 44 28 22 24 25 23 42 47 56 41 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 67 71 58 40 32 17 16 21 23 30 51 60 41 1990 56 68 52 46 24 16 17 15 17 22 40 60 36 1991 75 71 67 52 28 18 15 15 17 30 44 60 41 1992 62 53 66 59 46 27 18 23 29 29 41 66 43 1993 71 76 57 46 36 18 17 16 21 *** 48 55 *** 1994 58 55 59 45 37 26 26 27 28 33 41 54 41 1995 56 60 58 56 25 15 15 16 19 29 35 65 37 1996 67 70 72 45 25 15 15 16 19 32 47 57 40 1997 52 51 59 48 33 17 14 15 19 27 48 62 37 1998 70 71 60 40 27 15 15 18 20 24 28 46 36 1999 67 62 60 44 25 15 16 16 17 23 50 45 37 2000 54 58 43 27 15 15 15 16 19 30 45 58 33 2001 53 55 52 28 21 17 20 16 15 23 35 65 33 2002 60 59 46 48 29 20 17 16 15 18 41 58 36 2003 55 59 55 51 33 20 23 17 21 25 33 51 37 MEAN 57 58 52 43 32 23 23 23 25 32 43 54 39 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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 1964 2 2 4 1 0 0 0 0 0 0 0 0 9 1965 3 0 0 0 0 0 0 0 0 0 1 1 5 1966 1 4 3 3 0 0 0 0 0 0 0 0 11 1967 2 2 1 5 0 0 0 0 0 0 2 0 12 1968 0 4 2 1 1 0 0 0 0 0 3 3 14 1969 6 1 1 1 1 0 0 0 0 0 1 0 11 1970 1 0 4 1 1 0 0 0 0 0 0 3 10 1971 1 1 1 4 0 0 0 0 0 0 1 3 11 1972 6 1 5 0 2 0 0 0 0 0 0 0 14 1973 0 1 1 0 0 0 0 0 0 0 0 0 2 1974 3 6 3 4 0 0 0 0 0 0 0 3 19 1975 3 2 0 3 1 0 0 0 0 0 0 1 10 1976 1 3 2 2 1 0 0 0 0 1 1 2 13 1977 6 1 0 3 1 0 0 0 0 2 0 2 15 1978 4 5 2 1 0 0 0 0 0 0 2 3 17 1979 3 3 3 1 1 0 0 0 0 0 0 7 18 1980 1 3 4 0 0 0 0 0 0 0 0 1 9 1981 3 5 1 1 2 0 0 0 0 0 1 1 14 1982 3 4 4 2 0 0 0 0 0 0 1 1 15 1983 2 1 2 4 1 0 0 0 0 0 0 0 10 1984 2 1 4 0 *** 0 0 0 0 0 1 1 *** 1985 5 0 2 0 0 0 0 0 0 0 0 4 11 1986 1 4 4 1 0 0 0 0 0 0 0 5 15 1987 0 2 2 1 1 0 0 0 0 1 0 1 8 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 1 5 1 1 1 0 0 0 0 0 2 2 13 1990 3 4 1 2 0 0 0 0 0 0 0 3 13 1991 5 2 4 2 2 0 0 0 0 0 0 2 17 1992 1 0 0 1 3 0 0 0 0 0 0 1 6 1993 1 9 3 3 1 0 0 0 0 *** 0 0 *** 1994 1 0 3 1 0 0 0 0 0 0 2 1 8 1995 0 3 3 3 0 0 0 0 0 0 0 1 10 1996 1 3 5 1 0 0 0 0 0 0 0 1 11 1997 2 0 1 0 1 0 0 0 0 1 1 3 9 1998 4 3 4 1 0 0 0 0 0 0 0 0 12 1999 6 3 4 1 0 0 0 0 0 0 0 0 14 2000 2 1 0 0 0 0 0 0 0 1 0 3 7 2001 1 0 2 0 0 0 0 0 0 0 0 4 7 2002 3 0 0 0 1 0 0 0 0 0 0 3 7 2003 2 1 2 3 0 0 0 0 0 0 0 1 9 MEAN 2 2 2 1 1 0 0 0 0 0 0 2 10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. HIGHEST AND LOWEST LIMITS FOR 40 YEARS DURING 1964-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 15.6 14.2 26.0 27.1 30.0 33.1 35.0 33.1 29.9 25.0 22.8 14.4 1 YEAR - DAY 1966-31 1999-28 1974-31 1974-27 1974-24 1977-23 1964-11 1974-14 1966-14 1974- 2 1974- 2 1969-21 LOW. DRY 03 -14.0 -8.8 -5.2 -1.3 3.8 12.5 14.0 12.0 9.0 1.8 -5.0 -7.8 2 YEAR - DAY 1969- 1 1982-20 1985-12 1981- 3 1992- 3 1969-13 1969- 4 1972-20 1970-26 1987-13 1987-30 1984-22 HIG. WET 03 10.9 12.2 19.5 20.7 24.1 26.2 28.0 26.4 23.5 20.6 19.0 10.8 3 YEAR - DAY 1966-31 1999-28 1968-15 1974-17 1974-25 1974-28 1974- 3 1975- 6 1974- 5 1974- 2 1974- 2 1985-19 LOW. WET 03 -15.0 -9.8 -6.6 -3.2 1.8 7.6 8.6 6.0 3.2 -0.8 -6.8 -9.4 4 YEAR - DAY 1969- 1 1982-20 1985-12 1981- 3 1992- 3 1992- 1 2000-26 1972-20 1964-26 1987-13 2003-23 1965-23 HIG. DRY 09 19.5 23.2 31.2 33.1 37.8 42.4 42.7 42.0 37.7 33.5 28.0 23.0 5 YEAR - DAY 1966-31 1970-26 1967- 9 1979-23 1981-28 1983-23 1982-31 1982- 1 1996-11 1998- 2 1974- 2 1971-11 LOW. DRY 09 -8.5 -2.9 1.3 4.0 10.3 20.5 25.0 24.0 14.0 12.4 5.0 -2.5 6 YEAR - DAY 2001-30 1968- 8 1965- 8 1967- 2 1991- 6 1969-17 1969- 6 1972-20 1969-12 1964-27 1964-30 2003-13 HIG. WET 09 13.8 17.3 25.5 23.7 28.2 30.1 31.5 31.1 29.2 24.3 23.0 15.9 7 YEAR - DAY 1987-27 1970-27 1967- 8 1974-16 1974-24 1974- 3 1970- 2 1975- 5 1969-17 1969- 4 1974- 2 1985-19 LOW. WET 09 -9.7 -3.5 -0.4 2.5 6.3 8.0 14.0 12.5 10.0 6.0 1.5 -6.1 8 YEAR - DAY 2001-30 1976-24 1992-11 1967- 3 1991- 6 1969-26 1996-15 1967-16 1968-19 1964-28 1967-30 1972-27 HIG. DRY 15 16.0 19.2 30.0 30.2 36.3 39.6 39.6 38.2 36.2 30.6 25.4 18.8 9 YEAR - DAY 1967-21 1970-12 1967- 9 1974-27 1974-31 1999-29 1998- 6 2003- 1 1999-15 1998- 2 1974- 2 1971-11 LOW. DRY 15 -13.5 -5.4 -1.0 3.2 6.6 17.5 20.5 19.0 12.4 6.2 1.4 -7.4 10 YEAR - DAY 1969- 1 1991-13 1979- 3 1967- 2 1992- 2 1969- 6 1969-12 1972-20 1969-12 1987-28 1987-30 1965-23 HIG. WET 15 11.2 14.8 19.5 22.6 27.0 28.2 31.0 28.7 24.8 22.0 21.0 13.8 11 YEAR - DAY 2002- 8 1999-28 1967- 9 2002-19 1974-24 1974-30 1975-24 1975- 6 1974-21 1969- 6 1974- 2 1985-18 LOW. WET 15 -14.5 -8.5 -3.3 1.7 4.4 10.7 12.9 11.2 8.3 3.2 -1.2 -10.0 12 YEAR - DAY 1969- 1 1972- 3 1979- 3 1981- 2 1992- 2 1981- 1 1965-27 1972-21 1970-26 1964-27 1976-16 1972-27 HIG. MIN. 10.6 10.4 16.7 19.2 22.6 26.1 28.4 28.4 24.2 18.8 16.6 10.2 13 YEAR - DAY 2002- 8 1999-28 1968-15 1966-22 2001-15 1966-22 2003-21 2003- 1 1966- 1 1998- 2 1974- 2 1985- 3 LOW. MIN. -16.5 -12.3 -8.0 -5.0 3.2 6.3 7.2 4.8 4.0 -1.0 -6.8 -10.4 14 YEAR - DAY 1969- 1 1972- 3 1965- 2 1967- 2 1992- 4 1969-13 1969- 6 1972-20 1970- 6 1987-13 1987-30 1965-23 HIG. MAX. 21.0 23.5 32.5 35.0 38.9 43.0 43.5 43.0 38.2 35.5 30.6 24.0 15 YEAR - DAY 1967-21 1970-26 1967- 9 1974-29 1981-28 1983-23 1982-31 1982- 1 1990- 2 1968-11 1974- 2 1971-11 LOW. MAX. -7.4 0.0 4.0 5.0 13.6 24.2 26.0 25.7 17.8 13.6 7.4 1.7 16 YEAR - DAY 2001-30 1980- 3 1992-11 1967- 2 1992- 3 1992- 1 1969-12 1972-20 1969-12 1977-24 1996-13 1994- 7 HIG. PPTN 25.5 50.0 51.0 47.0 36.8 4.0 4.5 1.2 2.5 15.5 34.0 42.5 17 YEAR - DAY 1980-25 1967-16 1991- 7 1967-16 1992-13 1997- 3 1981-22 1985-28 1995-21 1997-23 1971-11 1978- 4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 40 YEARS DURING 1964-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 20.0 14.5 16.2 16.0 22.2 19.0 17.0 17.7 18.1 17.1 16.3 15.1 18 YEAR - DAY 1969-26 1987-24 1964-11 1969-21 1991-29 1969- 8 1969- 3 1972-25 1968- 1 1972- 1 1966-25 1970-13 DRY 15 - DRY 09 15.5 10.7 12.8 13.0 12.1 14.0 14.5 12.1 12.6 10.9 12.7 11.1 19 YEAR - DAY 1969- 3 1987-11 1965-13 1969-21 1986- 1 1969- 8 1976-19 1998-21 1968- 1 1980-24 1976-14 1984-21 DRY 15 - DRY 03 17.3 10.6 14.5 13.1 22.5 14.8 15.0 15.6 15.4 12.8 14.0 12.2 20 YEAR - DAY 1969-26 1997-22 1967- 8 1993-19 1991-29 2001- 9 1968- 2 1993-28 1991- 3 1972- 1 1964-28 1973-23 WET 09 - WET 03 16.0 12.9 15.3 16.0 15.0 14.6 16.0 13.0 14.2 11.4 13.3 12.2 21 YEAR - DAY 1969-26 1987-24 1967- 8 1969-21 1969-19 1964- 1 1969-27 1964- 4 1969-17 1971-31 1966-25 1987- 4 WET 15 - WET 09 15.5 9.3 9.5 11.0 11.0 13.9 11.5 10.7 10.6 8.5 14.0 11.3 22 YEAR - DAY 1969- 3 1987-11 1997- 8 1969-21 1969-11 1964- 1 1970- 2 1964- 4 1964-13 1987-28 1964-28 1965-23 WET 15 - WET 03 14.4 9.1 13.2 11.6 12.8 11.0 12.2 15.6 10.3 9.4 13.0 10.2 23 YEAR - DAY 1969-26 1981-17 2002- 7 1971-30 1991-29 1969-26 1969-22 1993- 2 1969-16 1971-31 1964-28 1973-23 DAY BY DAY DRY 03 14.6 10.6 17.5 12.0 17.8 8.7 7.0 8.6 12.5 10.3 11.3 10.7 24 YEAR - DAY 1969- 6 2001-21 1969-25 1989-30 1991- 4 1969-18 1968-13 1971- 9 1969-12 1984-21 1973-11 1964-29 DAY BY DAY WET 03 13.6 10.0 12.0 9.4 12.6 8.0 6.2 6.7 9.3 7.9 11.7 9.4 25 YEAR - DAY 1969- 6 2001-21 1968-16 1992-19 1991- 4 1969-18 1969-22 1964-29 1969-12 1984-21 1964-18 1986- 4 DAY BY DAY DRY 09 16.5 11.2 19.8 13.5 10.1 10.2 8.0 8.5 20.5 10.7 11.3 12.3 26 YEAR - DAY 1969- 6 1984-15 1965-13 1989-30 2000-18 1969-16 1969- 1 1967- 3 1969-12 1984-21 1973-10 1972-24 DAY BY DAY WET 09 16.0 9.2 15.0 8.7 9.0 16.5 13.0 9.3 16.2 10.5 10.0 10.2 27 YEAR - DAY 1969- 6 1993- 6 1967-10 1989-30 1968-24 1969-16 1969- 1 1964-21 1969-12 1969- 1 1964-30 1964-17 DAY BY DAY DRY 15 16.7 10.2 22.1 13.1 11.0 10.0 10.2 11.2 15.1 12.2 15.2 13.8 28 YEAR - DAY 1969-20 1984-15 1967-10 1979-17 2002-14 1969- 9 1976-19 1998-21 1969-12 1990-15 1973-10 1985-18 DAY BY DAY WET 15 15.0 8.5 15.0 9.4 9.0 8.5 8.1 9.2 13.8 6.8 13.0 12.0 29 YEAR - DAY 1969-20 1984-15 1967-10 1979-17 1992- 2 1969-30 1969-12 1993- 2 1969-12 1964-27 1964-29 1985-18 DAY BY DAY MIN. 13.8 9.0 16.5 10.4 10.6 6.3 6.5 7.7 10.5 8.9 10.0 15.0 30 YEAR - DAY 1969- 6 1965-13 1969-25 1989-30 1991- 4 1978- 2 1966- 7 1969-17 1969-12 1984-21 1964-28 1964- 1 DAY BY DAY MAX. 15.5 10.9 14.0 11.0 13.0 9.0 9.0 5.4 17.2 12.0 12.0 11.7 31 YEAR - DAY 1969- 6 1964-27 1969-25 1997-12 1989- 1 1969- 3 1969-12 1969-28 1969-12 1968-12 1968- 6 1994- 6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -2.5 5.4 12.2 15.6 21.7 26.2 28.8 27.3 21.4 14.0 12.9 6.2 15.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.4 -0.0 5.9 9.1 14.2 19.7 22.8 20.7 13.9 6.1 6.8 2.9 9.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.3 10.8 18.4 22.1 29.3 32.8 34.8 33.9 29.0 21.9 18.9 9.6 22.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.7 10.8 12.5 13.0 15.1 13.1 12.0 13.2 15.1 15.8 12.1 6.7 12.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.10 3.79 5.36 5.89 7.21 9.52 10.71 10.53 6.08 5.43 4.98 4.80 6.37 MEAN OF MIXING RATIO AT 09 GMT. 3.16 4.33 5.62 5.15 8.04 10.05 12.00 12.79 8.45 3.81 5.21 4.41 6.92 MEAN OF MIXING RATIO AT 15 GMT. 2.45 4.44 5.56 5.16 7.51 8.13 10.58 10.45 7.09 4.73 3.49 4.61 6.18 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.1 -7.2 -1.0 3.1 6.0 15.1 20.0 15.0 6.0 0.0 2.0 -5.1 -14.1 DAY 21 1 1 16 1 6 29 30 27 28 6 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.2 17.2 26.0 28.1 33.0 37.0 40.0 40.0 34.1 30.0 26.0 15.0 40.0 DAY 18 24 12 30 17 29 10 13 1 3 14 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.5 18.0 22.0 6.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 3.0 22.0 DAY 20 16 22 2 ** ** ** ** ** ** 26 26 MONTHLY TOTAL PRECIPITATION IN MM. 20.5 28.5 63.2 6.8 0.0 0.0 0.0 0.0 0.0 0.0 3.0 7.0 129.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 87.0 5.3 0.0 7.8 NO. OF DAYS WITH PRECIPITATION. 4 5 9 6 0 1 0 0 0 0 2 3 30 NO. OF DAYS PRECIPITATION EQUAL 4 4 7 1 0 0 0 0 0 0 2 3 21 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 0 0 0 0 0 0 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 63 74 65 51 38 41 43 42 33 56 48 73 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 49 42 31 29 29 32 35 29 23 41 63 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 66 51 38 33 27 32 32 29 36 34 71 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 3 0 0 0 0 0 0 0 0 0 1 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 30 18 1 0 0 0 58 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 4 0 0 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 17 26 31 31 14 1 0 0 120 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 1 0 0 0 0 3 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 17 1 0 0 0 0 0 0 2 0 7 57 DATE OF START AND END FREEZING START = 28 OCT. END = 1 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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.***** 5.1 7.1 14.9 ***** ***** 28.1 25.8 21.8 20.0 13.2 5.4 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** -2.2 0.5 6.9 11.2 17.5 22.4 19.4 14.9 13.5 7.5 -1.8 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.9 12.5 13.7 22.8 ***** ***** 33.8 32.2 28.7 26.5 18.9 12.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 14.7 13.2 15.9 ***** ***** 11.4 12.8 13.8 13.0 11.4 14.5 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.56 3.59 4.08 4.21 5.30 7.10 7.17 6.22 4.23 5.25 5.00 2.72 4.87 MEAN OF MIXING RATIO AT 09 GMT. 3.97 3.78 3.87 3.98 6.70 8.68 7.05 6.11 5.36 6.08 5.63 3.81 5.42 MEAN OF MIXING RATIO AT 15 GMT. 3.93 3.50 3.77 4.06 5.26 8.31 6.06 5.33 5.20 5.65 5.52 3.56 5.01 ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** -7.0 -8.0 1.1 8.1 13.1 17.0 13.4 10.9 11.2 1.8 -10.4 ****** DAY ** 1 2 8 5 4 27 31 25 30 25 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 20.0 23.0 32.0 ***** ***** 38.4 35.7 32.4 30.7 24.9 17.4 ****** DAY 14 9 13 29 ** ** 13 27 14 10 2 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.0 3.0 3.4 1.5 2.0 0.0 0.0 0.0 0.0 0.0 16.0 17.0 20.0 DAY 18 16 20 16 3 ** ** ** ** ** 23 22 MONTHLY TOTAL PRECIPITATION IN MM. 45.1 8.0 6.4 1.5 2.0 0.0 0.0 0.0 0.0 0.0 18.5 17.0 98.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 60.4 3.6 0.0 36.0 NO. OF DAYS WITH PRECIPITATION. 9 4 3 1 1 0 0 0 1 1 2 1 23 NO. OF DAYS PRECIPITATION EQUAL 4 4 3 1 1 0 0 0 0 0 2 1 16 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 0 0 0 0 0 0 0 0 1 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 61 63 38 26 30 28 29 27 38 53 48 43 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 45 47 23 26 26 20 19 20 26 40 40 33 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 45 52 29 23 29 19 18 25 31 49 45 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 13 6 0 0 0 0 0 0 0 0 7 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 0 0 5 24 11 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 2 *** *** 28 27 8 6 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. *** 21 13 0 0 0 0 0 0 0 0 23 *** DATE OF START AND END FREEZING START = 2 DEC. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 9.1 9.8 11.1 16.2 22.5 28.4 27.8 26.2 23.2 15.8 9.5 7.3 17.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.6 4.0 4.6 10.2 15.9 22.4 21.8 19.7 16.2 8.8 1.6 0.7 10.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.6 15.6 17.7 22.2 29.1 34.5 33.8 32.7 30.2 22.8 17.3 13.9 23.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.0 11.6 13.1 12.0 13.2 12.1 12.0 13.0 14.0 14.0 15.7 13.2 13.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.90 4.88 4.28 6.57 7.05 8.31 8.75 8.76 6.09 5.30 3.98 3.68 5.96 MEAN OF MIXING RATIO AT 09 GMT. 4.17 5.30 5.03 7.35 7.95 8.15 9.52 8.65 7.20 6.45 3.60 3.82 6.43 MEAN OF MIXING RATIO AT 15 GMT. 4.21 5.22 5.14 6.97 7.30 7.92 9.24 8.94 6.98 5.66 3.48 3.51 6.21 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.0 1.5 -1.0 3.4 10.5 18.7 15.5 15.4 11.1 3.2 -5.3 -6.3 -6.3 DAY 3 12 4 4 11 30 1 11 20 19 25 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.5 21.0 26.6 30.2 34.9 40.0 36.5 36.5 33.5 30.6 22.4 20.1 40.0 DAY 31 28 13 21 17 14 6 30 1 1 4 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 15.0 11.8 28.0 2.0 0.0 0.0 0.0 0.0 3.0 0.0 3.0 28.0 DAY 14 10 30 4 27 ** ** ** ** 17 ** 21 MONTHLY TOTAL PRECIPITATION IN MM. 5.0 48.0 37.0 49.5 2.0 0.0 0.0 0.0 0.0 7.0 0.0 4.0 152.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 59.0 33.8 0.0 7.2 NO. OF DAYS WITH PRECIPITATION. 1 6 8 4 1 0 0 0 0 3 0 2 25 NO. OF DAYS PRECIPITATION EQUAL 1 6 8 4 1 0 0 0 0 3 0 2 25 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 2 0 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 56 64 55 58 40 33 35 39 36 50 61 59 49 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 36 48 41 41 28 22 26 25 25 37 27 38 33 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 44 53 51 49 33 24 29 31 32 40 37 43 39 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 2 3 5 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 25 21 6 1 0 0 0 54 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 13 30 30 31 17 1 0 0 123 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 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. 7 0 2 0 0 0 0 0 0 0 10 14 33 DATE OF START AND END FREEZING START = 14 NOV. END = 4 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 4.7 6.0 11.5 14.7 21.1 25.5 28.9 26.3 23.7 16.5 10.8 5.1 16.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.0 0.3 4.7 7.6 13.3 18.4 22.8 19.2 16.5 8.8 3.0 -1.5 9.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.3 11.7 18.2 21.8 29.0 32.5 35.0 33.5 30.9 24.1 18.7 11.8 23.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.3 11.4 13.5 14.2 15.7 14.1 12.2 14.3 14.4 15.3 15.7 13.3 14.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.48 4.05 4.06 6.07 7.65 7.55 6.55 6.28 5.18 4.36 4.31 2.82 5.20 MEAN OF MIXING RATIO AT 09 GMT. 4.63 4.91 5.42 7.33 8.87 8.36 6.51 6.93 5.42 4.95 5.14 3.77 6.02 MEAN OF MIXING RATIO AT 15 GMT. 4.15 4.43 4.31 6.62 8.17 7.65 6.03 6.25 5.81 5.26 4.80 3.53 5.58 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.2 -4.8 1.5 -5.0 9.2 12.3 18.5 14.5 9.5 1.2 -4.0 -10.0 -10.2 DAY 5 20 12 2 5 9 2 18 27 24 30 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.0 19.5 32.5 31.5 35.0 38.3 39.7 36.9 34.5 29.2 25.0 15.0 39.7 DAY 21 25 9 20 30 21 20 3 6 13 3 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 50.0 15.0 47.0 1.0 0.0 0.0 0.0 0.0 2.0 10.5 0.0 50.0 DAY 22 16 31 16 18 ** ** ** ** 22 20 ** MONTHLY TOTAL PRECIPITATION IN MM. 27.0 66.0 20.5 104.0 1.0 0.0 0.0 0.0 0.0 2.0 19.3 0.0 239.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 47.3 43.8 0.0 8.9 NO. OF DAYS WITH PRECIPITATION. 2 5 3 7 1 0 0 0 0 1 4 0 23 NO. OF DAYS PRECIPITATION EQUAL 2 5 3 7 1 0 0 0 0 1 3 0 22 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 4 0 0 0 0 0 0 1 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 65 49 64 54 38 26 28 29 42 55 54 48 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 54 38 53 38 27 17 21 18 25 37 43 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 61 40 52 42 29 18 21 24 34 43 48 39 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 15 3 0 1 0 0 0 0 0 0 1 8 28 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 22 8 2 0 0 0 40 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 2 2 11 26 31 30 20 0 0 0 122 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 13 0 4 0 0 0 0 0 0 3 21 65 DATE OF START AND END FREEZING START = 18 NOV. END = 4 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.6 4.3 11.2 15.4 19.9 22.5 24.4 22.7 20.1 17.4 13.4 7.0 15.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.6 -1.8 4.3 8.3 12.4 12.3 13.5 12.2 8.5 9.6 7.6 2.3 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.7 10.4 18.2 22.5 27.4 32.7 35.2 33.2 31.7 25.2 19.3 11.7 23.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.3 12.2 13.9 14.2 15.0 20.4 21.7 21.0 23.2 15.6 11.7 9.4 15.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.04 3.65 5.57 7.33 9.82 8.61 9.36 7.06 4.91 5.91 5.78 4.60 6.30 MEAN OF MIXING RATIO AT 09 GMT. 3.20 4.82 6.93 9.70 10.45 11.27 12.50 7.64 5.63 7.22 6.90 5.67 7.66 MEAN OF MIXING RATIO AT 15 GMT. 3.62 4.45 6.58 7.71 9.10 8.66 10.13 7.32 5.86 6.44 6.33 5.44 6.80 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -10.0 -3.5 3.5 7.0 8.5 9.9 8.2 5.9 -0.3 1.5 -4.2 -10.0 DAY 20 7 26 8 1 13 3 26 21 30 12 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 20.0 28.5 33.0 32.5 39.5 40.0 36.9 36.2 35.5 29.5 16.5 40.0 DAY 14 29 14 19 22 20 1 14 12 11 5 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.5 21.0 10.0 35.0 5.0 0.0 0.0 0.0 0.0 0.0 28.0 8.0 35.0 DAY 17 3 6 25 15 ** ** ** ** ** 18 5 MONTHLY TOTAL PRECIPITATION IN MM. 12.0 50.0 18.0 37.5 5.0 0.0 0.0 0.0 0.0 0.0 42.0 34.0 198.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.3 21.4 0.0 38.3 NO. OF DAYS WITH PRECIPITATION. 6 5 2 3 1 0 0 0 0 0 3 7 27 NO. OF DAYS PRECIPITATION EQUAL 5 5 2 3 1 0 0 0 0 0 3 7 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 1 1 0 0 0 0 0 0 1 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 58 71 64 64 63 45 44 31 31 44 65 67 54 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 40 64 51 54 45 36 34 22 18 35 50 65 43 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 54 67 57 57 50 33 33 24 25 41 57 69 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 6 0 0 0 0 0 0 0 0 0 1 16 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 6 23 31 25 23 3 0 0 114 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 18 5 0 0 0 0 0 0 1 0 6 52 DATE OF START AND END FREEZING START = 30 OCT. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 2.8 6.2 14.9 17.3 19.3 22.1 21.2 24.1 21.1 18.7 14.1 10.1 16.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.3 3.0 7.7 9.4 9.4 10.0 9.8 13.6 12.3 10.2 6.2 4.0 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.8 9.4 22.1 25.2 29.1 34.1 32.5 34.6 29.8 27.3 22.0 16.1 24.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 6.4 14.4 15.8 19.7 24.1 22.7 21.0 17.5 17.1 15.8 12.1 16.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.24 4.90 6.37 8.22 8.15 9.01 9.00 10.32 10.00 8.62 5.73 4.54 7.34 MEAN OF MIXING RATIO AT 09 GMT. 4.91 5.49 10.67 12.07 11.91 8.59 20.10 19.30 18.76 15.12 10.11 6.12 11.93 MEAN OF MIXING RATIO AT 15 GMT. 3.73 4.72 6.64 9.88 9.82 10.89 16.45 16.17 14.64 12.78 8.12 5.49 9.94 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.5 1.3 -3.0 2.5 6.5 6.3 7.2 8.2 5.1 5.5 3.3 2.0 -16.5 DAY 1 16 25 21 3 13 6 1 15 30 30 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 15.0 30.5 30.5 36.5 39.0 38.0 38.5 35.0 30.8 29.5 23.0 39.0 DAY 5 8 24 24 29 25 5 27 11 10 13 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 8.0 12.0 18.0 7.0 0.0 0.0 0.0 0.0 0.0 18.0 0.0 18.0 DAY 25 22 16 21 8 ** ** ** ** ** 4 ** MONTHLY TOTAL PRECIPITATION IN MM. 60.0 15.0 12.0 18.0 11.0 0.0 0.0 0.0 0.0 0.0 18.0 0.0 134.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 64.9 21.6 0.0 13.4 NO. OF DAYS WITH PRECIPITATION. 7 3 1 1 2 0 0 0 0 0 1 0 15 NO. OF DAYS PRECIPITATION EQUAL 7 3 1 1 2 0 0 0 0 0 1 0 15 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 0 1 1 0 0 0 0 0 0 1 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 82 63 68 61 58 61 51 58 57 54 52 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 73 60 59 51 30 62 51 61 58 54 48 57 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 74 52 65 58 46 66 57 63 63 56 53 60 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 0 0 0 0 0 0 0 0 0 0 0 13 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 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 1 10 25 26 31 22 3 0 0 119 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 0 1 0 0 0 0 0 0 0 0 0 22 DATE OF START AND END FREEZING START = 1 JAN. END = 25 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 4.2 11.1 10.4 18.1 18.2 22.5 24.2 20.3 16.6 12.7 12.7 6.4 14.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.1 4.3 4.2 9.0 9.1 12.6 13.7 10.0 6.6 4.4 3.7 -1.7 6.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.4 17.9 16.7 27.2 27.3 32.5 34.7 30.6 26.5 21.0 21.7 14.6 23.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.5 13.6 12.5 18.2 18.2 19.9 21.0 20.6 19.9 16.6 18.0 16.3 17.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.39 4.86 4.99 7.85 8.15 9.77 11.31 8.72 5.59 4.54 4.37 3.23 6.40 MEAN OF MIXING RATIO AT 09 GMT. 3.62 8.07 6.38 13.30 12.55 12.27 14.55 11.12 7.59 6.31 5.62 3.54 8.74 MEAN OF MIXING RATIO AT 15 GMT. 3.93 6.45 6.08 9.72 11.74 13.61 14.37 12.35 9.33 5.58 6.02 4.84 8.67 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.3 -5.0 1.5 6.4 6.8 9.0 10.2 6.8 4.0 2.0 1.1 -6.0 -7.3 DAY 25 2 13 25 13 9 10 17 6 28 9 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 23.5 22.0 33.3 31.0 36.8 36.6 36.4 30.0 27.0 27.5 21.5 36.8 DAY 5 26 4 9 27 21 18 3 12 14 21 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 0.0 8.0 7.0 11.0 0.0 0.0 0.0 0.0 0.0 0.0 9.0 11.0 DAY 29 ** 22 28 6 ** ** ** ** ** ** 14 MONTHLY TOTAL PRECIPITATION IN MM. 10.5 0.0 26.0 7.0 11.0 0.0 0.0 0.0 0.0 0.0 0.0 25.5 80.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 45.6 22.5 0.0 31.9 NO. OF DAYS WITH PRECIPITATION. 2 0 6 1 1 0 0 0 0 0 0 4 14 NO. OF DAYS PRECIPITATION EQUAL 2 0 6 1 1 0 0 0 0 0 0 4 14 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 1 0 0 0 0 0 0 0 1 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 55 53 55 59 58 58 56 56 53 51 49 59 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 42 54 49 55 51 37 38 37 32 36 32 31 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 54 54 56 58 62 57 54 55 52 45 47 55 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 2 0 0 0 0 0 0 0 0 0 15 27 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 3 25 31 17 2 0 0 0 80 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 2 0 0 0 0 0 0 0 0 0 16 43 DATE OF START AND END FREEZING START = 16 DEC. END = 2 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 5.3 5.8 10.1 13.9 19.0 23.9 23.7 22.1 19.7 17.4 12.9 9.7 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.9 -1.6 2.0 4.9 9.5 14.9 12.6 11.0 9.6 7.1 4.1 1.6 6.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.5 13.2 18.2 23.0 28.6 32.9 34.8 33.2 29.8 27.7 21.7 17.8 24.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.4 14.8 16.2 18.1 19.1 18.0 22.2 22.2 20.2 20.6 17.6 16.2 18.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.05 3.06 4.02 5.13 6.43 10.43 8.47 6.95 5.80 4.46 3.99 4.01 5.48 MEAN OF MIXING RATIO AT 09 GMT. 2.85 3.46 4.17 6.92 7.88 11.88 11.67 9.94 7.12 5.83 5.26 5.50 6.87 MEAN OF MIXING RATIO AT 15 GMT. 3.66 3.84 5.22 8.43 9.19 11.79 11.96 11.15 6.60 6.05 4.40 5.02 7.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.2 -4.6 -1.6 2.5 3.9 12.0 8.0 8.7 7.0 4.2 2.0 -3.5 -6.2 DAY 27 7 5 4 13 28 31 31 26 16 30 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.6 16.8 25.5 29.6 33.3 35.7 39.9 37.3 32.8 29.9 27.0 24.0 39.9 DAY 9 23 30 30 29 26 12 19 2 9 5 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 9.0 5.0 35.0 0.0 0.0 0.0 0.0 0.0 0.0 34.0 37.0 37.0 DAY 15 14 22 26 ** ** ** ** ** ** 11 20 MONTHLY TOTAL PRECIPITATION IN MM. 13.0 16.0 10.5 76.0 0.0 0.0 0.0 0.0 0.0 0.0 34.0 78.0 227.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 17.4 33.4 0.0 49.2 NO. OF DAYS WITH PRECIPITATION. 3 3 3 4 0 0 0 0 0 0 1 6 20 NO. OF DAYS PRECIPITATION EQUAL 3 3 3 4 0 0 0 0 0 0 1 6 20 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 3 0 0 0 0 0 0 1 3 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 59 60 55 55 45 48 40 40 40 36 44 57 48 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 29 33 29 37 30 35 31 28 25 23 30 41 31 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 52 52 49 57 45 43 38 40 32 33 36 52 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 5 3 0 0 0 0 0 0 0 0 0 0 8 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 10 28 30 31 15 0 0 0 114 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 23 6 0 0 0 0 0 0 0 0 7 60 DATE OF START AND END FREEZING START = 25 DEC. END = 14 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 4.9 2.6 9.6 13.7 17.6 23.8 24.5 19.6 17.4 14.4 10.9 2.7 13.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.3 -4.3 2.1 4.3 5.7 9.6 11.8 7.2 5.5 4.1 2.2 -4.3 3.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.0 9.4 17.1 23.2 29.6 37.9 37.3 32.0 29.3 24.7 19.5 9.7 23.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.3 13.7 15.0 18.9 23.9 28.3 25.5 24.8 23.8 20.6 17.3 14.0 20.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.07 2.52 4.07 4.04 4.71 5.84 6.87 4.88 4.14 4.15 3.78 2.25 4.19 MEAN OF MIXING RATIO AT 09 GMT. 4.34 3.00 6.05 6.03 9.35 12.32 13.50 10.26 8.62 5.67 4.52 2.52 7.18 MEAN OF MIXING RATIO AT 15 GMT. 3.48 2.67 4.96 5.41 7.87 11.07 12.84 9.19 7.52 4.99 4.07 2.33 6.37 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -12.3 0.0 3.0 4.0 7.2 10.0 4.8 4.2 1.9 1.0 -10.4 -12.3 DAY 31 3 1 1 7 1 29 20 16 30 3 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.9 14.5 23.0 28.0 33.5 40.2 38.6 36.3 34.8 29.0 25.0 15.5 40.2 DAY 19 28 31 29 14 7 19 30 3 1 5 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 14.0 14.0 4.0 15.0 0.0 0.0 0.0 0.0 0.0 2.0 4.0 22.0 DAY 19 20 17 25 11 ** ** ** ** ** 9 2 MONTHLY TOTAL PRECIPITATION IN MM. 84.0 19.5 58.5 6.0 24.0 0.0 0.0 0.0 0.0 0.0 4.0 13.5 209.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 77.3 14.3 0.0 8.4 NO. OF DAYS WITH PRECIPITATION. 8 4 9 2 4 0 0 0 0 0 2 4 33 NO. OF DAYS PRECIPITATION EQUAL 8 4 9 2 4 0 0 0 0 0 2 4 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 1 2 0 1 0 0 0 0 0 0 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 60 52 57 40 41 32 34 36 36 46 50 43 44 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 39 48 32 35 27 31 32 31 27 31 31 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 49 54 40 41 32 37 37 36 33 39 38 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 14 0 0 0 0 0 0 0 0 0 17 39 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 30 30 24 11 0 0 0 109 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 0 0 0 0 0 0 2 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 1 0 0 0 0 0 0 0 0 25 79 DATE OF START AND END FREEZING START = 7 DEC. END = 1 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. -0.3 8.7 13.6 15.4 18.4 22.4 25.1 23.5 20.2 16.8 11.1 3.8 14.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.4 1.4 3.6 3.9 5.2 9.9 12.7 12.7 9.3 6.3 4.9 -2.8 5.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.7 15.9 23.5 27.0 31.5 34.9 37.6 34.3 31.0 27.3 17.4 10.4 24.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.1 14.5 19.9 23.1 26.3 25.0 24.9 21.6 21.7 21.0 12.5 13.2 19.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.55 3.83 4.47 3.82 3.63 4.20 4.11 6.30 4.60 4.02 4.08 3.02 3.97 MEAN OF MIXING RATIO AT 09 GMT. 2.11 5.12 6.24 6.36 6.69 6.57 6.81 7.09 5.54 3.66 4.46 4.41 5.42 MEAN OF MIXING RATIO AT 15 GMT. 1.35 4.39 5.73 5.72 6.23 5.88 5.01 6.42 5.45 3.77 4.16 4.38 4.87 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.8 -2.8 2.0 2.3 3.5 7.3 11.0 10.3 5.0 4.1 -2.0 -7.5 -12.8 DAY 9 7 31 2 1 1 10 12 30 31 11 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.6 23.0 30.0 32.0 37.6 37.5 38.9 39.0 35.0 33.6 24.0 14.2 39.0 DAY 29 28 16 26 29 27 31 1 2 13 5 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 17.0 20.0 4.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.0 20.0 DAY 24 23 18 2 ** ** ** ** ** ** ** 15 MONTHLY TOTAL PRECIPITATION IN MM. 2.0 24.0 31.0 4.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.0 65.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 87.7 6.2 0.0 6.2 NO. OF DAYS WITH PRECIPITATION. 2 4 5 1 0 0 0 0 0 0 0 1 13 NO. OF DAYS PRECIPITATION EQUAL 1 4 5 1 0 0 0 0 0 0 0 1 12 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 0 0 0 0 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 37 54 49 37 29 21 15 29 26 30 41 61 36 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 34 44 36 28 22 17 15 19 18 16 33 55 28 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 30 50 45 34 28 21 14 22 23 23 38 59 32 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 0 0 0 0 0 0 0 0 0 0 14 40 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 6 20 30 31 31 20 8 0 0 147 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 8 0 0 0 0 0 0 0 0 1 20 60 DATE OF START AND END FREEZING START = 11 NOV. END = 19 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 0.9 1.1 12.1 21.8 25.2 28.9 30.8 28.2 26.0 22.3 17.2 5.7 18.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.5 -4.2 6.6 14.0 17.9 22.0 23.2 20.8 19.7 16.0 11.1 0.5 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.4 6.4 17.6 29.6 32.5 35.8 38.4 35.7 32.3 28.7 23.2 11.0 24.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 10.6 11.0 15.6 14.6 13.8 15.2 14.9 12.6 12.7 12.1 10.5 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.41 2.85 5.17 10.38 14.70 19.22 20.58 17.13 16.30 12.79 9.51 4.21 11.27 MEAN OF MIXING RATIO AT 09 GMT. 4.15 3.98 6.18 13.41 18.84 23.77 23.90 19.50 18.92 15.89 11.92 5.11 13.80 MEAN OF MIXING RATIO AT 15 GMT. 3.87 3.65 5.63 11.84 16.29 20.99 21.70 18.21 17.87 14.14 10.67 4.74 12.47 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -10.6 -0.8 9.0 12.2 19.0 20.0 17.6 18.0 14.5 5.0 -6.7 -10.6 DAY 26 11 1 4 12 14 31 29 30 20 30 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 9.5 26.7 35.0 38.0 38.4 40.4 38.2 34.0 30.6 30.6 16.0 40.4 DAY 12 19 31 29 1 30 23 14 3 1 2 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 12.0 16.0 30.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14.0 30.0 DAY 23 24 9 4 ** ** ** ** ** ** ** 16 MONTHLY TOTAL PRECIPITATION IN MM. 27.0 55.0 38.0 76.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 33.0 229.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 52.4 33.2 0.0 14.4 NO. OF DAYS WITH PRECIPITATION. 3 7 3 5 0 0 0 0 0 0 0 3 21 NO. OF DAYS PRECIPITATION EQUAL 3 7 3 5 0 0 0 0 0 0 0 3 21 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 2 3 0 0 0 0 0 0 0 2 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 62 65 50 56 61 62 55 54 63 65 68 66 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 64 46 51 59 60 52 51 60 64 64 61 58 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 65 49 54 60 61 53 53 63 65 67 66 60 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 28 18 0 0 0 0 0 0 0 0 0 9 55 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 3 24 28 18 4 0 0 0 77 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 16 29 30 31 31 30 3 1 0 171 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 0 0 0 0 0 3 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 20 1 0 0 0 0 0 0 0 0 14 66 DATE OF START AND END FREEZING START = 16 DEC. END = 1 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 1.9 2.3 6.9 13.0 21.6 26.8 30.8 25.8 23.4 17.5 5.9 3.8 15.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.1 -2.2 2.2 7.5 14.7 19.4 22.9 18.9 16.9 12.2 1.1 -1.5 9.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.9 6.9 11.5 18.5 28.5 34.1 38.7 32.8 29.8 22.7 10.6 9.1 20.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.0 9.1 9.3 11.0 13.8 14.7 15.8 13.9 12.9 10.5 9.5 10.6 11.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.30 3.26 4.42 6.49 11.17 15.09 19.14 14.94 13.40 9.49 3.90 3.27 8.99 MEAN OF MIXING RATIO AT 09 GMT. 3.93 3.99 5.30 8.35 15.05 20.84 26.23 19.60 17.34 11.95 4.97 4.59 11.84 MEAN OF MIXING RATIO AT 15 GMT. 3.66 3.78 4.90 7.31 12.95 17.68 22.61 17.16 15.49 10.60 4.47 3.89 10.37 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -4.5 -5.2 -5.2 1.8 12.2 16.4 18.8 14.0 14.5 5.5 -2.2 -6.7 -6.7 DAY 17 14 7 3 1 3 7 31 29 31 29 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.8 8.7 18.0 23.4 30.5 39.6 40.0 39.8 32.6 27.8 14.4 14.1 40.0 DAY 9 23 28 30 16 30 24 5 16 8 4 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.0 7.0 0.0 14.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0 10.0 16.0 DAY 28 6 ** 24 7 ** ** ** ** ** ** 24 MONTHLY TOTAL PRECIPITATION IN MM. 26.0 12.0 0.0 35.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0 19.0 99.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 38.4 42.4 0.0 19.2 NO. OF DAYS WITH PRECIPITATION. 3 2 0 4 1 0 0 0 0 0 0 5 15 NO. OF DAYS PRECIPITATION EQUAL 3 2 0 4 1 0 0 0 0 0 0 5 15 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 1 0 0 0 0 0 0 0 1 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 64 61 61 61 58 58 60 63 64 62 62 62 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 61 57 58 58 58 55 57 60 61 57 57 59 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 65 61 60 61 59 58 59 63 63 61 62 62 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 3 6 2 0 0 0 0 0 0 0 0 8 19 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 23 8 0 0 0 0 35 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 29 31 24 18 0 0 0 107 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 27 9 0 0 0 0 0 0 0 8 19 93 DATE OF START AND END FREEZING START = 13 NOV. END = 10 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 5.4 3.5 6.0 14.8 21.4 24.6 27.5 25.3 21.3 17.3 7.5 5.8 15.0 AVERAGE OF MINIMUM TEMPERATURE IN C. 0.0 -2.0 0.3 7.9 12.5 14.4 17.5 16.1 12.4 9.4 0.3 0.1 7.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.8 9.1 11.7 21.7 30.3 34.9 37.5 34.5 30.3 25.2 14.7 11.5 22.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 11.1 11.4 13.8 17.8 20.5 20.0 18.4 17.9 15.8 14.4 11.4 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.79 3.43 3.92 6.44 7.11 6.84 10.22 9.69 6.91 6.25 3.49 3.76 5.99 MEAN OF MIXING RATIO AT 09 GMT. 5.32 4.85 5.68 9.14 9.28 8.70 14.33 13.44 9.21 8.85 5.22 5.46 8.29 MEAN OF MIXING RATIO AT 15 GMT. 4.31 3.93 4.48 7.57 8.15 7.82 12.91 11.58 8.12 7.33 4.12 4.45 7.06 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.7 -8.6 -4.8 2.0 9.6 12.1 15.1 13.2 8.5 6.5 -4.5 -3.4 -8.6 DAY 1 24 2 3 1 9 26 10 14 31 17 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.8 19.2 18.4 29.9 34.6 38.2 41.5 38.4 34.6 28.7 20.6 15.8 41.5 DAY 22 9 31 18 22 7 4 4 6 3 14 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 13.0 26.0 9.7 5.6 0.0 0.0 0.0 0.0 8.0 9.4 8.0 26.0 DAY 24 1 26 22 25 ** ** ** ** 30 30 31 MONTHLY TOTAL PRECIPITATION IN MM. 12.0 46.0 49.6 19.7 5.6 0.0 0.0 0.0 0.0 8.0 12.4 20.5 173.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 61.9 14.6 0.0 23.5 NO. OF DAYS WITH PRECIPITATION. 4 8 7 4 1 0 0 0 0 1 2 4 31 NO. OF DAYS PRECIPITATION EQUAL 2 8 7 4 1 0 0 0 0 1 2 3 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 1 0 0 0 0 0 0 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 65 65 66 58 38 26 35 40 36 48 54 66 50 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 61 60 52 31 23 32 36 31 41 45 58 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 65 65 56 36 25 37 39 34 47 53 66 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 3 13 3 0 0 0 0 0 0 0 2 0 21 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 16 30 31 31 17 0 0 0 125 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 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. 18 19 13 0 0 0 0 0 0 0 14 11 75 DATE OF START AND END FREEZING START = 15 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. -1.0 6.9 14.7 15.8 21.8 28.4 30.1 27.2 21.3 17.6 11.1 6.5 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.4 0.5 7.0 8.7 13.6 20.1 23.3 20.3 14.4 11.0 5.1 1.0 10.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.4 13.3 22.3 22.8 30.0 36.8 36.9 34.2 28.3 24.1 17.1 12.0 23.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.8 12.8 15.3 14.1 16.4 16.7 13.6 13.9 13.9 13.1 12.0 11.0 13.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.82 3.80 5.06 6.26 6.32 7.41 7.35 7.06 5.35 5.86 4.40 3.73 5.45 MEAN OF MIXING RATIO AT 09 GMT. 3.69 5.05 6.14 7.61 6.93 8.16 8.81 8.47 6.48 7.29 5.77 5.08 6.62 MEAN OF MIXING RATIO AT 15 GMT. 3.12 4.35 5.72 7.04 6.67 7.91 8.39 7.74 6.09 6.84 5.12 4.50 6.12 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.5 -6.8 1.5 5.4 9.2 15.2 20.0 15.7 11.5 2.5 1.0 -6.5 -13.5 DAY 26 1 1 3 3 2 6 31 9 24 29 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 19.4 30.6 31.0 33.7 41.5 40.5 40.5 31.8 30.5 22.0 17.7 41.5 DAY 1 20 21 15 16 20 12 18 28 18 13 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 5.0 1.5 8.5 5.0 0.0 0.0 0.0 0.0 8.0 3.5 13.5 13.5 DAY 8 8 6 1 25 ** ** ** ** 26 1 23 MONTHLY TOTAL PRECIPITATION IN MM. 60.7 7.0 2.2 34.5 6.0 0.0 0.0 0.0 0.0 20.0 3.5 24.0 157.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 44.3 25.6 0.0 30.1 NO. OF DAYS WITH PRECIPITATION. 10 2 2 7 2 0 0 0 0 4 1 4 32 NO. OF DAYS PRECIPITATION EQUAL 10 2 1 7 2 0 0 0 0 4 1 4 31 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 0 0 0 0 0 0 0 0 1 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 58 43 53 34 27 27 30 32 50 56 65 46 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 49 34 44 24 19 21 23 25 38 43 54 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 55 40 50 29 23 24 26 30 48 53 64 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 1 0 0 0 0 0 0 0 0 0 6 30 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 28 10 0 0 0 0 48 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 3 16 30 31 29 7 2 0 0 119 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 2 1 0 0 0 0 10 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 8 0 0 0 0 0 0 0 0 0 9 47 DATE OF START AND END FREEZING START = 13 DEC. END = 27 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 3.1 5.5 10.2 19.1 23.1 26.7 27.9 26.3 23.6 18.0 7.5 7.1 16.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.3 -0.2 4.5 12.4 16.3 18.9 19.9 18.2 15.6 10.5 1.7 1.6 9.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.5 11.2 15.9 25.9 29.9 34.5 35.9 34.3 31.6 25.5 13.2 12.5 23.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.8 11.4 11.4 13.5 13.6 15.6 16.0 16.1 16.0 15.0 11.5 10.9 13.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.08 3.88 4.61 5.20 6.26 5.60 6.20 5.59 5.04 4.58 4.23 4.50 4.90 MEAN OF MIXING RATIO AT 09 GMT. 4.75 5.51 6.32 6.11 7.13 6.00 7.31 6.67 5.79 5.69 5.81 6.39 6.12 MEAN OF MIXING RATIO AT 15 GMT. 4.15 4.77 5.58 5.84 6.68 6.05 6.85 6.43 5.72 5.53 5.02 5.25 5.65 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.6 -7.3 -3.7 5.8 8.0 15.1 16.0 14.7 12.0 8.3 -3.7 -4.3 -10.6 DAY 15 14 1 17 3 9 8 23 29 6 25 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.9 17.9 22.2 31.5 34.5 40.2 41.5 37.3 35.2 28.9 25.0 19.1 41.5 DAY 4 21 29 30 19 30 2 4 10 1 1 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 46.5 14.0 11.8 1.0 0.0 0.0 0.0 0.0 0.0 10.2 42.5 46.5 DAY 26 26 7 15 2 ** ** ** ** ** 10 4 MONTHLY TOTAL PRECIPITATION IN MM. 41.0 73.3 33.0 20.8 1.7 0.0 0.0 0.0 0.0 0.0 29.2 72.9 271.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 54.2 8.3 0.0 37.6 NO. OF DAYS WITH PRECIPITATION. 6 5 5 4 2 0 0 0 0 0 8 6 36 NO. OF DAYS PRECIPITATION EQUAL 6 5 5 4 1 0 0 0 0 0 8 6 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 0 0 0 0 0 0 1 2 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 72 63 41 36 24 24 25 28 38 68 73 47 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 59 53 29 25 16 18 18 18 26 55 63 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 69 60 35 31 20 22 22 25 35 66 71 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 5 0 0 0 0 0 0 0 0 0 1 20 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 9 1 0 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 19 27 30 28 23 0 0 0 130 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 2 0 0 0 0 0 3 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 15 3 0 0 0 0 0 0 0 12 12 68 DATE OF START AND END FREEZING START = 6 NOV. END = 3 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.5 6.0 8.8 19.3 20.0 26.7 28.7 ***** 22.5 19.9 9.8 4.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -2.9 -0.0 3.4 12.7 13.1 18.9 20.5 ***** 14.8 12.7 3.0 -2.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.9 11.9 14.3 26.0 27.0 34.4 36.9 33.7 30.2 27.1 16.6 10.6 23.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.8 11.9 10.9 13.3 13.9 15.5 16.4 ***** 15.4 14.4 13.6 12.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.35 3.76 4.97 6.28 5.43 6.88 5.73 5.22 5.11 4.89 3.50 3.32 4.87 MEAN OF MIXING RATIO AT 09 GMT. 4.90 5.62 6.75 7.54 6.57 8.23 6.81 5.92 6.28 5.96 5.08 5.53 6.27 MEAN OF MIXING RATIO AT 15 GMT. 4.06 4.82 5.87 6.83 6.40 7.99 6.68 5.91 5.87 5.51 4.31 4.24 5.71 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.5 -8.0 -7.5 4.6 6.4 13.6 17.8 ***** 9.6 9.8 -3.9 -8.4 ****** DAY 27 19 3 30 1 1 4 ** 27 1 28 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.3 16.5 23.4 34.2 33.7 39.0 42.5 37.1 36.5 32.3 26.0 14.1 42.5 DAY 6 3 26 23 23 9 8 1 10 4 3 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.0 7.5 10.0 5.7 33.8 0.0 0.0 0.0 0.0 0.0 0.0 20.6 33.8 DAY 25 19 15 17 8 ** ** ** ** ** ** 22 MONTHLY TOTAL PRECIPITATION IN MM. 43.3 30.5 41.0 10.8 42.0 0.0 0.0 0.0 0.0 0.0 0.0 98.4 266.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 43.2 19.8 0.0 37.0 NO. OF DAYS WITH PRECIPITATION. 5 6 10 4 3 0 0 0 0 0 0 9 37 NO. OF DAYS PRECIPITATION EQUAL 5 6 9 3 3 0 0 0 0 0 0 9 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 0 1 0 0 0 0 0 0 5 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 69 68 69 46 38 30 22 24 31 36 52 75 47 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 59 58 34 28 22 16 17 22 25 40 63 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 68 67 42 36 28 20 22 29 34 52 71 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 2 6 0 0 0 0 *** 0 0 0 8 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 15 *** 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 7 9 29 31 31 19 4 0 0 130 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 0 0 0 0 0 3 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 10 9 0 0 0 0 *** 0 0 9 22 *** DATE OF START AND END FREEZING START = 22 NOV. END = 9 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 2.3 3.9 10.8 20.7 24.3 27.9 27.7 26.5 21.4 16.4 12.1 6.5 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.1 -1.9 4.6 13.5 16.7 19.6 19.0 18.0 13.4 9.3 5.6 -0.1 9.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.7 9.6 17.0 27.8 32.0 36.2 36.3 35.1 29.4 23.4 18.6 13.2 24.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.8 11.5 12.4 14.3 15.3 16.6 17.3 17.1 16.0 14.1 13.0 13.3 14.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.84 3.63 4.95 6.02 6.52 6.76 5.38 5.64 4.67 4.65 4.89 3.56 4.96 MEAN OF MIXING RATIO AT 09 GMT. 4.73 5.74 7.23 7.27 7.60 8.09 6.30 6.43 5.43 5.97 7.63 5.69 6.51 MEAN OF MIXING RATIO AT 15 GMT. 3.90 4.67 6.19 6.98 6.93 7.54 6.29 6.52 4.92 5.20 5.83 4.46 5.79 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.8 -10.1 -3.2 10.0 13.0 15.4 17.6 13.9 11.2 4.6 2.0 -5.0 -10.1 DAY 12 3 5 19 18 2 22 31 23 22 26 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.3 15.0 23.1 33.0 36.5 42.2 38.5 39.6 33.2 32.2 22.5 18.4 42.2 DAY 6 18 27 23 28 10 31 6 20 5 22 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.5 13.4 18.0 3.3 0.0 0.5 0.0 0.3 0.0 0.0 4.3 16.2 25.5 DAY 25 12 20 5 ** 1 ** 10 ** ** 25 13 MONTHLY TOTAL PRECIPITATION IN MM. 37.0 50.1 45.2 3.3 0.0 0.5 0.0 0.3 0.0 0.0 10.2 19.2 165.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 79.8 2.3 0.2 17.7 NO. OF DAYS WITH PRECIPITATION. 5 11 6 1 0 1 0 1 0 0 4 3 32 NO. OF DAYS PRECIPITATION EQUAL 5 10 6 1 0 0 0 0 0 0 3 3 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 2 0 0 0 0 0 0 0 0 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 78 69 42 35 29 23 26 31 45 64 66 48 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 68 56 29 23 20 15 17 19 31 52 55 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 77 67 39 30 26 20 23 26 40 59 64 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 7 0 0 0 0 0 0 0 0 0 4 31 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 0 2 0 0 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 7 26 30 31 30 9 6 0 0 139 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 0 0 0 0 0 0 4 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 20 3 0 0 0 0 0 0 0 0 16 68 DATE OF START AND END FREEZING START = 13 DEC. END = 8 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 3.2 5.8 12.2 16.4 20.8 23.0 24.5 23.1 19.0 13.9 9.5 6.2 14.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.8 -1.3 4.4 7.8 10.5 12.1 13.8 12.9 9.2 5.4 1.8 -1.5 5.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.1 12.9 19.8 24.7 30.7 33.9 35.3 33.2 28.8 22.4 17.3 13.9 23.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.9 14.2 15.4 16.9 20.2 21.8 21.5 20.3 19.6 17.0 15.5 15.4 17.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.98 3.76 5.19 6.15 6.25 6.42 7.30 7.05 5.66 4.92 4.06 3.47 5.27 MEAN OF MIXING RATIO AT 09 GMT. 5.18 6.79 8.07 8.59 8.30 8.34 9.37 8.36 7.32 7.12 6.35 6.18 7.50 MEAN OF MIXING RATIO AT 15 GMT. 4.05 5.37 6.74 7.70 7.48 7.59 8.84 8.41 6.57 5.89 5.02 4.77 6.54 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.8 -6.0 0.0 -4.6 5.0 8.0 12.0 9.7 5.2 1.2 -1.8 -3.5 -7.8 DAY 15 3 1 3 3 1 22 29 29 31 25 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 21.2 27.3 31.9 38.9 38.0 40.0 36.8 35.5 28.5 23.2 17.1 40.0 DAY 19 20 27 24 28 25 12 20 19 8 15 17 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.4 21.8 15.5 12.3 20.5 0.0 4.5 0.0 0.0 3.8 5.1 9.2 21.8 DAY 12 11 4 2 3 ** 22 ** ** 17 23 30 MONTHLY TOTAL PRECIPITATION IN MM. 33.3 84.5 23.9 19.8 40.1 0.0 4.5 0.0 0.0 4.0 5.1 13.7 228.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 61.9 26.2 2.0 10.0 NO. OF DAYS WITH PRECIPITATION. 4 8 4 4 5 0 1 0 0 2 1 3 32 NO. OF DAYS PRECIPITATION EQUAL 4 6 4 4 4 0 1 0 0 1 1 3 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 5 1 1 2 0 0 0 0 0 0 0 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 73 65 54 40 32 33 34 40 52 60 67 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 66 52 41 30 23 25 24 27 39 47 57 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 74 61 51 36 29 29 31 35 47 55 66 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 4 0 1 0 0 0 0 0 0 0 0 19 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 17 24 30 30 9 0 0 0 114 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 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 18 1 2 0 0 0 0 0 0 5 30 87 DATE OF START AND END FREEZING START = 24 NOV. END = 3 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 2.7 2.4 7.4 16.9 20.7 28.3 28.3 27.4 21.5 17.0 10.7 2.4 15.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.8 -4.4 0.3 8.2 10.8 20.8 20.2 19.2 12.9 9.2 3.6 -5.4 7.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.1 9.2 14.4 25.7 30.6 35.8 36.5 35.6 30.2 24.8 17.7 10.3 23.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.9 13.6 14.1 17.5 19.8 15.0 16.3 16.4 17.3 15.6 14.1 15.7 15.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.70 2.97 4.19 6.30 6.57 6.51 6.40 6.48 5.44 6.72 4.90 2.89 5.17 MEAN OF MIXING RATIO AT 09 GMT. 5.08 5.28 6.90 9.39 8.55 8.01 7.19 7.66 6.80 9.64 7.47 4.25 7.19 MEAN OF MIXING RATIO AT 15 GMT. 3.69 4.12 5.78 8.16 7.82 7.56 7.25 7.59 6.47 8.63 5.89 3.81 6.40 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.1 -11.0 -5.4 3.2 7.5 12.5 16.4 12.8 8.5 2.0 -4.2 -7.5 -11.0 DAY 25 20 8 5 13 1 1 31 27 26 30 10 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.5 12.8 22.9 31.7 35.8 40.7 43.5 43.0 33.5 29.2 21.8 11.5 43.5 DAY 14 3 24 28 20 11 31 1 14 1 10 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.5 11.5 19.0 7.3 4.5 0.0 0.0 0.0 0.0 2.8 6.0 5.7 21.5 DAY 29 14 26 22 25 ** ** ** ** 15 13 1 MONTHLY TOTAL PRECIPITATION IN MM. 47.5 55.5 54.0 15.6 6.8 0.0 0.0 0.0 0.0 9.4 15.8 13.2 217.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 72.1 10.3 0.0 17.6 NO. OF DAYS WITH PRECIPITATION. 4 12 7 4 2 0 0 0 0 6 4 4 43 NO. OF DAYS PRECIPITATION EQUAL 4 11 6 3 2 0 0 0 0 4 4 4 38 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 2 0 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 74 72 53 40 29 26 30 37 59 67 62 51 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 65 61 42 29 20 17 20 24 46 54 49 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 74 71 49 36 26 23 27 34 58 64 61 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 14 3 0 0 0 0 0 0 0 1 25 60 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 13 9 10 0 0 0 0 32 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 18 28 31 31 18 0 0 0 130 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 4 8 0 0 0 0 15 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 14 0 0 0 0 0 0 0 2 31 106 DATE OF START AND END FREEZING START = 29 NOV. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 2.1 4.7 7.0 15.0 23.7 28.4 30.6 28.8 24.5 16.3 12.7 4.6 16.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.9 -2.5 0.0 8.1 15.9 19.9 21.8 20.2 15.9 8.0 5.2 -1.8 8.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.3 12.0 14.0 22.0 31.4 37.0 39.4 37.4 33.1 24.6 20.3 10.9 24.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 16.2 14.5 14.0 13.9 15.5 17.1 17.6 17.2 17.2 16.6 15.1 12.7 15.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.27 3.31 4.02 6.86 8.05 7.94 7.42 6.82 5.41 4.21 3.99 3.16 5.37 MEAN OF MIXING RATIO AT 09 GMT. 3.64 5.50 6.61 10.01 10.18 9.45 8.77 8.32 6.87 6.99 6.72 5.23 7.36 MEAN OF MIXING RATIO AT 15 GMT. 3.81 4.52 5.36 8.46 9.41 8.77 8.29 7.93 6.59 5.52 4.98 3.97 6.47 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -6.3 -4.0 3.1 9.7 15.6 16.7 17.2 11.9 2.3 -1.3 -7.0 -10.0 DAY 15 23 19 2 3 1 3 12 17 22 27 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.5 16.3 18.1 31.6 34.1 43.0 43.0 40.9 37.6 31.5 25.2 17.3 43.0 DAY 16 21 28 24 21 23 29 1 8 5 1 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.4 14.7 24.5 31.6 12.7 0.0 0.0 0.0 0.0 0.0 0.0 3.5 31.6 DAY 14 18 7 6 3 ** ** ** ** ** ** 28 MONTHLY TOTAL PRECIPITATION IN MM. 18.4 21.0 46.2 70.7 14.1 0.0 0.0 0.0 0.0 0.0 0.0 7.8 178.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 48.0 47.6 0.0 4.4 NO. OF DAYS WITH PRECIPITATION. 3 4 6 8 2 0 0 0 0 0 0 3 26 NO. OF DAYS PRECIPITATION EQUAL 3 3 6 8 2 0 0 0 0 0 0 3 25 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 2 1 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 68 72 69 43 32 26 28 31 46 54 67 51 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 47 58 61 56 33 23 18 19 21 34 42 58 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 67 70 66 42 29 23 25 29 43 52 66 48 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 8 1 0 0 0 0 0 0 0 0 11 44 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 13 21 13 0 0 0 0 47 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 26 28 31 31 28 4 0 0 151 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 14 4 0 0 0 0 25 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 23 12 0 0 0 0 0 0 0 2 22 90 DATE OF START AND END FREEZING START = 27 NOV. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.5 1.7 12.2 19.0 ***** 26.8 28.0 28.8 22.3 15.7 11.9 2.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -4.7 -4.7 5.5 11.4 ***** 18.7 19.8 20.1 13.7 7.2 4.1 -5.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.6 8.1 18.9 26.7 ***** 35.0 36.2 37.4 30.8 24.1 19.7 9.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.3 12.8 13.4 15.3 ***** 16.3 16.4 17.3 17.1 16.9 15.6 14.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.68 2.63 5.28 5.47 ***** 6.05 6.43 6.70 5.29 3.93 3.86 2.56 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.87 4.19 8.11 7.31 ***** 7.42 7.47 8.03 6.66 6.28 6.91 4.88 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.85 3.50 6.93 6.49 ***** 7.15 7.51 8.06 6.38 5.03 4.93 3.66 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.1 -9.0 1.6 5.4 ***** 16.4 18.0 18.7 8.9 2.5 -1.0 -10.4 ****** DAY 31 7 1 2 ** 18 21 12 30 28 21 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.7 15.5 21.5 33.4 ***** 38.3 38.3 40.2 36.1 30.0 23.0 19.0 ****** DAY 28 14 26 23 ** 21 11 15 3 18 3 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.5 5.3 17.4 0.2 ***** 0.0 0.0 0.0 0.0 0.0 7.5 7.2 ****** DAY 17 9 23 19 ** ** ** ** ** ** 16 12 MONTHLY TOTAL PRECIPITATION IN MM. 28.0 10.1 56.0 0.2 ***** 0.0 0.0 0.0 0.0 0.0 7.5 14.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 80.9 0.2 0.0 18.9 NO. OF DAYS WITH PRECIPITATION. 5 3 8 1 *** 0 0 0 0 0 1 4 *** NO. OF DAYS PRECIPITATION EQUAL 4 2 8 0 *** 0 0 0 0 0 1 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 0 *** 0 0 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 69 64 66 44 *** 27 26 27 35 42 55 68 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 55 54 33 *** 19 18 18 22 31 45 60 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 65 64 42 *** 24 23 25 33 41 53 68 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 17 0 0 *** 0 0 0 0 0 0 23 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 *** 1 3 7 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 *** 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 11 *** 30 31 31 20 1 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 *** 0 0 1 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. 31 27 0 0 *** 0 0 0 0 0 1 31 *** DATE OF START AND END FREEZING START = 21 NOV. END = 29 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.0 7.6 9.3 18.9 22.9 28.2 29.3 23.9 22.7 16.4 11.7 6.1 16.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.8 -0.1 2.2 11.1 15.2 19.6 20.3 15.6 13.4 7.7 4.4 -0.3 8.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.9 15.2 16.4 26.8 30.5 36.8 38.3 32.1 31.9 25.2 18.9 12.5 24.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.7 15.3 14.2 15.7 15.3 17.2 18.0 16.5 18.5 17.5 14.5 12.8 15.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.37 3.68 4.29 5.61 6.32 7.14 6.75 6.16 4.71 4.11 4.25 4.14 5.04 MEAN OF MIXING RATIO AT 09 GMT. 5.69 6.00 6.93 7.66 7.76 8.15 7.65 7.28 5.71 6.03 6.70 6.31 6.82 MEAN OF MIXING RATIO AT 15 GMT. 4.33 4.96 5.70 6.94 7.29 8.47 7.99 7.66 5.84 5.34 5.44 5.40 6.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.0 -6.2 -7.8 5.8 12.6 15.4 18.8 12.6 9.2 2.6 0.8 -6.8 -7.8 DAY 1 24 12 18 1 10 2 29 25 24 24 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.8 21.5 25.4 33.0 33.6 39.8 40.0 36.8 35.4 32.0 24.2 22.6 40.0 DAY 17 27 24 24 17 8 23 1 7 1 7 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.2 4.0 10.8 4.4 1.7 0.0 0.0 1.2 0.0 0.0 3.8 12.0 15.2 DAY 24 2 4 4 18 ** ** 28 ** ** 14 28 MONTHLY TOTAL PRECIPITATION IN MM. 52.9 4.5 24.4 5.7 2.7 0.0 0.0 1.2 0.0 0.0 4.9 45.7 142.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.6 5.9 0.8 35.6 NO. OF DAYS WITH PRECIPITATION. 7 2 5 3 2 0 0 1 0 0 2 8 30 NO. OF DAYS PRECIPITATION EQUAL 7 1 4 2 2 0 0 1 0 0 2 7 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 0 0 0 0 0 0 0 0 2 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 74 64 64 46 37 29 25 34 29 41 57 74 48 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 52 54 35 26 19 17 23 18 29 46 66 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 62 63 44 35 26 22 31 28 39 55 73 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 1 9 0 0 0 0 0 0 0 0 4 23 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 9 0 0 0 0 0 17 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 7 16 30 31 27 25 3 0 0 139 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 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 18 13 0 0 0 0 0 0 0 0 21 80 DATE OF START AND END FREEZING START = 6 DEC. END = 14 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 4.5 5.3 6.7 16.7 24.1 26.8 27.9 25.2 21.0 17.6 10.4 4.7 15.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 -1.1 0.9 10.0 16.4 18.7 19.8 17.2 12.9 9.7 3.6 -1.6 8.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.4 11.7 12.4 23.3 31.8 34.9 36.1 33.2 29.1 25.4 17.2 11.0 23.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.9 12.8 11.5 13.3 15.4 16.2 16.3 16.0 16.2 15.7 13.6 12.6 14.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.30 3.93 4.34 6.77 7.42 6.82 7.75 6.66 5.12 5.13 4.31 4.01 5.46 MEAN OF MIXING RATIO AT 09 GMT. 5.69 6.39 6.30 9.67 9.09 8.32 9.31 8.15 6.28 7.43 6.53 6.35 7.46 MEAN OF MIXING RATIO AT 15 GMT. 4.27 4.98 5.51 8.49 8.53 8.21 9.42 8.15 6.26 6.54 5.70 5.15 6.77 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -5.5 -4.8 4.4 12.8 16.4 16.0 13.6 10.0 3.2 -1.8 -7.4 -7.4 DAY 26 3 17 1 1 4 23 30 11 18 26 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.2 18.2 22.0 28.2 34.0 39.3 39.2 37.4 31.8 31.6 27.0 18.6 39.3 DAY 20 28 2 17 24 19 27 3 7 6 9 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.5 19.0 21.0 10.0 3.7 0.0 0.0 0.0 0.0 0.0 4.3 28.5 28.5 DAY 21 16 12 11 5 ** ** ** ** ** 24 21 MONTHLY TOTAL PRECIPITATION IN MM. 12.7 58.0 57.4 21.2 4.0 0.0 0.0 0.0 0.0 0.0 5.3 67.2 225.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 56.7 11.2 0.0 32.1 NO. OF DAYS WITH PRECIPITATION. 2 9 9 7 2 0 0 0 0 0 2 7 38 NO. OF DAYS PRECIPITATION EQUAL 2 8 9 7 1 0 0 0 0 0 2 6 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 1 1 0 0 0 0 0 0 0 2 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 79 76 62 40 30 33 34 36 47 63 80 54 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 70 66 50 28 22 23 23 23 34 51 70 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 78 75 60 38 28 30 32 33 44 62 79 53 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 6 3 0 0 0 0 0 0 0 0 10 28 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 7 1 0 0 0 0 10 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 23 30 31 29 9 4 0 0 126 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 17 13 0 0 0 0 0 0 0 8 23 88 DATE OF START AND END FREEZING START = 16 NOV. END = 24 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 5.5 7.6 12.6 17.7 23.7 26.8 28.4 27.6 23.6 14.0 12.0 7.7 17.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.7 0.3 6.3 10.5 15.8 18.7 20.1 19.2 14.9 6.4 5.0 0.1 9.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.9 14.9 19.0 24.9 31.6 34.9 36.8 36.0 32.3 21.6 19.0 15.3 24.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.6 14.6 12.7 14.4 15.8 16.2 16.7 16.8 17.4 15.2 14.0 15.2 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.54 4.15 5.68 6.33 6.78 6.94 8.20 8.09 5.73 4.64 4.61 3.72 5.70 MEAN OF MIXING RATIO AT 09 GMT. 6.27 6.99 8.60 8.94 8.61 8.46 10.44 10.17 7.21 6.87 6.95 6.59 8.01 MEAN OF MIXING RATIO AT 15 GMT. 4.94 5.71 7.48 7.65 8.02 8.29 9.66 9.61 7.10 6.03 5.76 5.09 7.11 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.6 -5.0 2.6 2.6 10.6 15.2 17.4 16.6 11.0 -1.0 -6.8 -9.0 -9.0 DAY 29 8 22 6 1 10 12 12 25 13 30 3 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.2 21.0 24.0 32.6 36.3 38.8 40.0 38.0 36.6 29.0 25.8 20.8 40.0 DAY 28 28 4 26 25 5 8 16 5 4 8 24 24 HOUR MAXIMUM PRECIPITATION IN MM. 1.5 12.0 21.8 8.5 11.3 0.0 0.0 0.0 0.0 12.5 2.0 5.0 21.8 DAY 7 21 29 5 29 ** ** ** ** 27 4 29 MONTHLY TOTAL PRECIPITATION IN MM. 1.5 20.3 42.6 15.1 14.9 0.0 0.0 0.0 0.0 19.5 2.0 7.5 123.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 52.2 24.3 0.0 23.5 NO. OF DAYS WITH PRECIPITATION. 1 4 8 5 3 0 0 0 0 3 1 3 28 NO. OF DAYS PRECIPITATION EQUAL 1 3 7 4 2 0 0 0 0 3 1 2 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 2 0 1 0 0 0 0 1 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 73 71 57 38 31 34 36 35 54 60 66 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 62 59 44 28 22 24 25 23 42 47 56 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 71 69 53 37 30 32 33 31 53 57 66 50 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 5 5 0 0 0 0 0 0 0 0 1 7 18 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 9 4 0 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 11 24 30 31 31 23 0 0 0 150 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 15 0 0 0 0 0 0 0 3 3 16 62 DATE OF START AND END FREEZING START = 13 OCT. END = 25 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 1.6 1.6 11.1 17.7 21.6 28.4 29.1 25.6 23.1 17.8 10.5 6.9 16.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.4 -4.7 4.2 10.0 14.0 19.4 20.1 17.0 14.3 9.2 3.6 0.8 8.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.6 8.0 18.1 25.3 29.2 37.4 38.1 34.2 32.0 26.3 17.3 12.9 23.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.0 12.7 13.9 15.3 15.2 18.0 18.0 17.2 17.7 17.1 13.7 12.1 15.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.94 2.99 4.88 5.54 6.65 6.15 6.57 6.46 5.46 4.56 4.23 3.87 5.03 MEAN OF MIXING RATIO AT 09 GMT. 4.69 5.09 7.96 8.34 8.25 7.11 7.26 7.72 7.15 6.75 6.79 6.04 6.93 MEAN OF MIXING RATIO AT 15 GMT. 3.88 3.96 6.42 7.57 7.78 7.72 7.99 8.30 6.79 5.96 5.49 5.15 6.42 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -8.6 -1.0 1.8 3.4 15.6 17.2 13.8 8.8 5.4 1.0 -2.9 -8.6 DAY 5 3 1 1 1 10 31 29 23 26 24 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 12.2 23.8 29.4 37.4 40.4 43.3 37.8 37.4 31.0 22.4 19.3 43.3 DAY 2 23 27 25 28 25 9 12 15 6 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.8 33.5 13.4 9.3 8.8 1.3 0.0 0.0 0.0 0.0 14.5 9.0 33.5 DAY 3 23 29 30 8 8 ** ** ** ** 17 16 MONTHLY TOTAL PRECIPITATION IN MM. 18.2 61.8 17.7 9.3 9.5 1.3 0.0 0.0 0.0 0.0 21.4 22.7 161.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 60.3 12.4 0.0 27.2 NO. OF DAYS WITH PRECIPITATION. 6 5 3 1 2 1 0 0 0 0 4 7 29 NO. OF DAYS PRECIPITATION EQUAL 3 5 2 1 1 1 0 0 0 0 2 7 22 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 0 0 0 0 0 0 0 1 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 79 69 50 46 26 26 34 35 43 63 70 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 71 58 40 32 17 16 21 23 30 51 60 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 80 67 49 43 25 24 31 33 41 61 70 50 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 17 0 0 0 0 0 0 0 0 0 0 38 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 12 0 0 0 0 0 18 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 30 31 31 21 7 0 0 134 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 4 0 0 0 0 0 6 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 2 0 0 0 0 0 0 0 0 19 78 DATE OF START AND END FREEZING START = 7 DEC. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 4.4 5.6 10.2 17.5 25.0 28.1 28.4 28.2 24.2 16.0 11.7 4.5 17.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.5 -0.5 2.9 10.5 16.7 19.2 19.5 19.1 15.5 7.8 3.5 -2.0 9.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.2 11.7 17.5 24.4 33.3 37.1 37.3 37.3 32.9 24.2 19.9 11.1 24.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.7 12.2 14.6 13.9 16.6 17.9 17.8 18.2 17.4 16.4 16.4 13.1 15.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.95 4.13 4.25 6.52 6.52 6.02 5.96 5.43 6.22 4.11 3.57 3.22 4.99 MEAN OF MIXING RATIO AT 09 GMT. 4.46 6.21 6.93 9.27 8.21 6.89 7.16 6.45 5.51 4.39 6.05 5.37 6.41 MEAN OF MIXING RATIO AT 15 GMT. 4.89 5.38 5.95 8.35 8.22 7.61 7.61 7.11 5.92 4.55 5.45 4.58 6.30 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.8 -5.4 -3.6 4.6 13.0 14.0 16.0 16.6 10.8 1.5 -1.2 -7.0 -7.0 DAY 14 26 22 8 14 1 13 15 29 24 19 16 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.2 19.0 25.9 32.5 36.2 42.0 40.5 39.5 38.2 30.8 26.6 18.4 42.0 DAY 5 20 14 29 19 29 31 8 2 2 12 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.5 8.0 5.3 12.0 1.2 0.0 0.0 0.0 0.0 1.4 0.9 14.5 14.5 DAY 3 3 21 4 11 ** ** ** ** 30 29 26 MONTHLY TOTAL PRECIPITATION IN MM. 35.9 36.6 12.8 18.6 2.2 0.0 0.0 0.0 0.0 1.4 0.9 39.0 147.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.9 14.1 0.0 28.0 NO. OF DAYS WITH PRECIPITATION. 11 8 3 3 2 0 0 0 0 1 1 5 34 NO. OF DAYS PRECIPITATION EQUAL 8 7 3 3 2 0 0 0 0 1 0 5 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 0 0 0 0 0 0 0 2 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 79 63 58 35 25 25 23 35 42 52 68 49 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 56 68 52 46 24 16 17 15 17 22 40 60 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 79 62 56 33 24 23 22 24 33 50 69 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 5 6 0 0 0 0 0 0 0 0 0 9 20 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 3 0 0 0 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 26 30 31 31 26 5 0 0 152 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 1 0 0 0 0 0 6 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 16 9 0 0 0 0 0 0 0 7 25 85 DATE OF START AND END FREEZING START = 17 NOV. END = 23 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 3.1 3.7 9.1 17.0 19.8 25.6 27.1 25.3 22.8 15.6 8.9 5.3 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.1 -2.4 3.9 10.4 12.2 16.7 18.0 15.8 13.9 8.2 0.7 -1.3 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.2 9.8 14.4 23.7 27.4 34.4 36.2 34.7 31.8 23.1 17.1 12.0 22.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 12.2 10.5 13.3 15.2 17.7 18.2 18.9 17.9 14.9 16.4 13.3 14.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.62 3.61 5.54 6.86 5.20 5.32 5.20 4.53 4.54 4.28 3.52 3.66 4.66 MEAN OF MIXING RATIO AT 09 GMT. 5.48 5.87 7.39 9.79 6.10 6.63 6.19 5.52 5.26 5.66 5.57 5.57 6.25 MEAN OF MIXING RATIO AT 15 GMT. 4.66 4.77 6.73 9.02 6.61 6.69 6.32 5.75 5.40 5.96 5.10 4.89 5.99 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -10.2 0.6 4.8 6.2 13.4 16.0 12.6 7.4 4.6 -5.0 -7.0 -10.2 DAY 17 15 4 7 6 25 13 11 30 15 29 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 15.6 19.6 31.0 36.8 38.2 39.5 38.8 36.9 25.2 24.1 19.6 39.5 DAY 20 20 26 26 30 13 8 8 9 8 3 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.5 5.5 51.0 12.0 9.0 0.0 0.0 0.0 0.0 0.7 0.8 12.5 51.0 DAY 24 8 7 1 4 ** ** ** ** 5 11 14 MONTHLY TOTAL PRECIPITATION IN MM. 40.4 24.6 98.4 27.0 19.2 0.0 0.0 0.0 0.0 1.2 1.7 28.9 241.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 67.7 19.1 0.0 13.2 NO. OF DAYS WITH PRECIPITATION. 10 8 13 4 4 0 0 0 0 2 4 7 52 NO. OF DAYS PRECIPITATION EQUAL 8 8 8 4 4 0 0 0 0 0 0 6 38 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 2 0 0 0 0 0 0 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 79 83 64 39 27 24 24 29 43 55 70 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 75 71 67 52 28 18 15 15 17 30 44 60 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 80 81 64 33 21 17 17 20 38 52 71 48 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 3 9 0 0 0 0 0 0 0 0 4 11 27 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 8 30 31 31 20 0 0 0 124 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 21 0 0 0 0 0 0 0 0 13 20 82 DATE OF START AND END FREEZING START = 10 NOV. END = 25 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 3.4 4.4 5.3 14.0 16.8 24.5 26.8 23.7 20.4 15.8 11.9 5.9 14.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -2.3 -1.2 7.1 10.1 17.0 18.5 15.6 12.7 8.3 4.9 1.4 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.8 11.2 11.9 21.0 23.6 32.0 35.1 31.9 28.1 23.3 18.9 10.4 21.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.7 13.5 13.1 13.9 13.5 15.0 16.6 16.3 15.4 15.0 14.0 9.0 14.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.08 3.20 3.87 5.96 6.60 7.27 5.92 5.85 5.72 4.05 4.03 4.41 5.00 MEAN OF MIXING RATIO AT 09 GMT. 4.47 4.56 6.22 9.50 8.63 7.46 7.14 7.28 7.50 5.43 5.99 5.45 6.64 MEAN OF MIXING RATIO AT 15 GMT. 3.88 3.98 5.82 9.36 9.00 11.65 8.25 7.45 7.17 5.27 5.60 5.15 6.88 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -10.4 -7.0 1.2 3.2 10.2 14.4 11.6 9.6 4.4 -3.0 -6.2 -10.4 DAY 29 17 1 8 4 2 26 31 10 20 29 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 20.8 17.3 26.6 31.3 34.4 37.6 37.6 33.2 26.0 23.4 15.0 37.6 DAY 21 23 30 26 23 26 10 1 26 12 12 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 3.2 4.6 9.0 36.8 3.7 0.0 0.0 0.0 0.0 2.8 14.0 36.8 DAY 27 11 31 28 13 15 ** ** ** ** 16 12 MONTHLY TOTAL PRECIPITATION IN MM. 23.4 5.0 23.8 19.9 66.5 5.9 0.0 0.0 0.0 0.0 3.0 28.9 176.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.6 52.3 0.0 18.1 NO. OF DAYS WITH PRECIPITATION. 8 2 10 6 6 3 0 0 0 0 2 7 44 NO. OF DAYS PRECIPITATION EQUAL 6 2 8 6 6 3 0 0 0 0 1 6 38 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 2 0 0 0 0 0 0 1 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 69 64 75 69 59 38 26 33 42 40 53 75 54 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 53 66 59 46 27 19 23 30 29 41 66 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 72 62 75 67 52 36 23 27 31 36 50 75 51 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 16 9 5 0 0 0 0 0 0 0 0 2 32 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 27 31 22 5 0 0 0 86 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 22 21 0 0 0 0 0 0 0 3 8 83 DATE OF START AND END FREEZING START = 27 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 1.0 6.2 8.2 16.3 20.7 25.0 25.7 24.1 22.9 ***** 10.2 6.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -4.0 0.8 2.1 8.9 13.7 16.4 17.8 15.8 14.7 ***** 2.6 -1.9 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.0 11.6 14.4 23.7 27.8 33.7 33.7 32.3 31.1 ***** 17.7 13.8 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.0 10.8 12.3 14.8 14.1 17.3 15.9 16.5 16.4 ***** 15.1 15.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.05 4.59 4.25 5.82 6.69 5.33 5.19 4.65 5.35 ***** 3.96 3.21 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.57 6.86 6.22 8.63 8.52 6.26 6.07 5.28 6.29 ***** 6.11 5.14 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.96 6.10 5.61 9.00 8.89 6.37 6.70 6.74 6.42 ***** 5.53 4.46 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.6 -5.0 -3.0 5.6 8.6 13.0 15.0 13.2 11.4 ***** -5.0 -8.0 ****** DAY 20 17 14 15 10 1 31 2 20 ** 23 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 17.6 20.4 30.0 33.2 38.6 36.4 34.2 34.4 ***** 23.0 17.1 ****** DAY 30 12 9 20 27 21 4 28 8 ** 1 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 37.5 7.0 16.8 22.0 0.0 0.0 0.0 0.0 ***** 3.0 2.6 ****** DAY 5 5 9 28 8 ** ** ** ** ** 12 3 MONTHLY TOTAL PRECIPITATION IN MM. 20.0 146.2 29.0 41.3 23.6 0.0 0.0 0.0 0.0 ***** 7.1 3.8 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 72.0 23.9 0.0 4.0 NO. OF DAYS WITH PRECIPITATION. 4 11 6 6 3 0 0 0 0 *** 6 2 *** NO. OF DAYS PRECIPITATION EQUAL 4 11 6 6 2 0 0 0 0 *** 3 2 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 7 0 2 1 0 0 0 0 *** 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 85 66 57 48 28 24 25 32 *** 57 65 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 76 57 46 37 18 17 16 21 *** 48 56 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 84 63 54 40 19 19 21 23 *** 54 65 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 19 2 0 0 0 0 0 0 0 *** 1 7 *** 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 1 0 0 0 0 0 0 0 0 *** 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 10 26 31 30 24 *** 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 12 8 0 0 0 0 0 0 *** 9 25 *** DATE OF START AND END FREEZING START = 15 NOV. END = 25 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 5.2 5.1 12.4 15.7 21.7 26.4 27.6 27.3 18.9 16.3 14.2 4.2 16.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.3 -0.4 6.0 8.4 14.6 17.9 19.2 19.1 11.4 9.3 7.8 -2.2 9.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.7 10.6 18.7 23.0 28.9 34.9 36.1 35.6 26.4 23.2 20.5 10.6 23.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.0 11.0 12.7 14.6 14.3 17.0 16.9 16.5 15.0 13.9 12.7 12.8 14.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.37 3.49 5.38 5.57 7.14 7.44 7.93 8.23 5.06 4.78 4.79 3.05 5.52 MEAN OF MIXING RATIO AT 09 GMT. 5.03 4.69 7.79 7.99 9.52 9.82 10.07 10.31 6.30 6.14 6.29 4.62 7.38 MEAN OF MIXING RATIO AT 15 GMT. 4.54 4.41 7.58 7.99 10.35 10.29 11.27 10.85 6.77 6.14 6.29 4.27 7.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.8 -7.2 -1.2 -4.2 11.0 14.2 15.2 15.8 7.2 5.8 4.4 -8.0 -8.0 DAY 13 4 3 6 7 12 3 10 21 9 19 10 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.0 16.2 23.8 32.7 33.3 39.1 39.2 39.6 32.6 30.9 26.4 18.8 39.6 DAY 5 27 8 26 28 21 8 4 1 1 5 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.8 2.5 25.5 20.7 4.0 0.0 0.0 0.0 0.0 4.4 9.7 20.0 25.5 DAY 25 25 13 19 7 ** ** ** ** 16 18 4 MONTHLY TOTAL PRECIPITATION IN MM. 12.8 4.3 57.5 23.5 8.3 0.0 0.0 0.0 0.0 4.4 16.9 22.8 150.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.6 21.1 0.0 29.3 NO. OF DAYS WITH PRECIPITATION. 5 3 7 2 3 0 0 0 0 1 3 2 26 NO. OF DAYS PRECIPITATION EQUAL 3 2 6 2 2 0 0 0 0 1 3 2 21 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 1 0 0 0 0 0 0 0 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 65 68 55 46 36 35 38 40 44 51 63 51 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 55 59 45 37 26 26 27 28 33 41 54 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 64 67 49 42 29 29 29 32 38 48 62 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 8 0 1 0 0 0 0 0 0 0 14 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 4 8 0 0 0 0 15 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 5 15 30 31 31 6 2 0 0 120 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 16 13 1 3 0 0 0 0 0 0 0 21 54 DATE OF START AND END FREEZING START = 6 DEC. END = 7 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 5.3 7.1 ***** ***** ***** ***** 27.7 28.1 23.5 16.6 12.6 3.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -1.9 1.1 3.2 9.2 14.2 16.4 18.1 20.1 15.6 10.3 6.1 -2.3 9.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.5 13.1 ***** ***** ***** ***** 37.3 36.1 31.5 22.9 19.1 8.4 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.4 12.0 ***** ***** ***** ***** 19.2 16.0 15.9 12.6 13.0 10.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.19 3.99 4.67 6.49 5.43 4.37 4.75 4.85 4.49 3.93 3.55 3.36 4.42 MEAN OF MIXING RATIO AT 09 GMT. 5.27 5.97 7.11 9.72 7.05 5.24 6.19 6.10 5.56 5.10 4.85 4.78 6.08 MEAN OF MIXING RATIO AT 15 GMT. 4.70 5.37 6.86 9.39 7.52 5.85 6.53 7.13 5.90 5.07 4.63 4.50 6.12 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -6.0 -3.0 4.2 10.2 13.6 14.2 17.0 11.6 4.6 -6.0 -5.4 -6.0 DAY 25 26 5 9 29 1 25 8 4 18 29 15 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 17.4 ***** ***** ***** ***** 41.2 38.8 35.0 29.6 25.6 11.6 ****** DAY 31 5 ** ** ** ** 16 23 19 9 11 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.2 18.0 25.0 37.5 1.3 0.0 0.0 0.0 2.5 0.0 0.0 5.3 37.5 DAY 2 7 18 25 6 ** ** ** 21 ** ** 26 MONTHLY TOTAL PRECIPITATION IN MM. 3.5 40.8 39.9 96.1 1.3 0.0 0.0 0.0 2.5 0.0 0.0 21.1 205.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.0 47.5 1.2 10.3 NO. OF DAYS WITH PRECIPITATION. 2 6 4 9 1 0 0 0 1 0 0 6 29 NO. OF DAYS PRECIPITATION EQUAL 1 6 4 8 1 0 0 0 1 0 0 6 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 3 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 65 69 68 66 34 22 21 23 30 40 47 75 47 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 60 58 56 25 15 15 16 19 29 35 65 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 66 66 64 29 17 16 19 22 31 39 72 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 5 2 0 0 0 0 0 0 0 0 4 9 20 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 13 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** 29 31 23 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** 4 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** 0 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 9 10 0 0 0 0 0 0 0 5 27 78 DATE OF START AND END FREEZING START = 26 NOV. END = 10 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 1.8 6.7 8.6 15.2 20.1 25.6 25.9 24.8 23.9 16.4 8.3 6.5 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.2 1.7 3.4 7.6 12.1 17.1 17.4 15.7 14.7 8.8 1.0 0.1 7.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.7 11.9 13.6 22.3 28.1 34.1 34.4 33.9 33.0 23.9 15.7 12.9 22.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 10.2 10.2 14.7 16.0 17.0 17.0 18.2 18.3 15.1 14.7 12.8 14.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.91 4.46 5.17 4.92 4.72 4.59 4.65 4.46 4.72 4.49 3.44 3.64 4.35 MEAN OF MIXING RATIO AT 09 GMT. 4.70 6.38 7.41 7.84 6.31 5.57 5.54 5.41 6.38 6.23 5.57 5.72 6.09 MEAN OF MIXING RATIO AT 15 GMT. 4.25 6.04 7.20 7.71 7.03 6.06 6.42 6.50 6.77 5.81 4.96 4.82 6.13 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.4 -2.4 -0.8 -1.6 7.8 13.2 15.6 13.4 11.8 4.6 -4.2 -6.4 -10.4 DAY 15 17 20 6 3 17 19 21 4 21 22 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.2 20.4 21.0 28.2 34.8 39.1 38.0 37.2 38.0 32.0 21.2 17.4 39.1 DAY 6 11 26 22 18 5 10 27 11 1 7 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.5 10.3 31.5 10.2 1.5 0.0 0.0 0.0 1.2 1.5 0.5 9.0 31.5 DAY 18 22 4 16 20 ** ** ** 23 16 12 16 MONTHLY TOTAL PRECIPITATION IN MM. 10.7 38.8 92.8 12.8 5.1 0.0 0.0 0.0 1.2 1.5 0.5 9.8 173.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 82.2 10.3 0.7 6.8 NO. OF DAYS WITH PRECIPITATION. 5 9 12 4 5 0 0 0 1 1 1 2 40 NO. OF DAYS PRECIPITATION EQUAL 4 9 10 3 3 0 0 0 1 1 0 1 32 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 1 0 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 74 79 83 55 36 22 22 24 28 43 58 67 49 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 70 73 45 25 15 15 16 19 32 47 58 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 78 79 50 29 18 18 19 23 39 56 63 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 18 0 0 0 0 0 0 0 0 0 1 4 23 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 26 30 31 24 1 0 0 123 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 7 5 2 0 0 0 0 0 0 14 11 65 DATE OF START AND END FREEZING START = 13 NOV. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.7 3.9 9.0 14.5 20.6 27.0 28.8 27.3 24.0 19.2 9.3 6.1 16.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.8 -3.5 2.4 7.9 13.8 19.4 20.6 19.3 16.7 12.8 3.8 0.9 9.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.1 11.2 15.6 21.2 27.4 34.6 37.0 35.2 31.5 25.7 14.7 11.3 23.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 14.7 13.2 13.3 13.6 15.2 16.4 15.9 14.8 12.9 10.9 10.4 13.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.16 2.78 4.40 5.59 5.97 5.23 5.08 4.91 4.66 4.49 4.05 3.91 4.52 MEAN OF MIXING RATIO AT 09 GMT. 4.53 4.68 6.80 8.10 7.99 6.20 5.84 5.79 5.80 5.85 5.45 5.52 6.05 MEAN OF MIXING RATIO AT 15 GMT. 4.04 4.14 6.13 8.18 8.31 6.31 6.61 6.60 6.19 5.49 4.97 4.99 6.00 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -9.2 -4.0 1.8 8.2 16.6 19.6 15.6 13.4 8.8 -1.6 -5.2 -9.2 DAY 21 2 2 13 6 3 1 27 11 27 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.4 18.2 22.0 26.0 36.2 38.7 40.6 39.2 36.4 31.4 22.4 15.4 40.6 DAY 9 23 24 28 30 16 19 16 2 5 4 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 24.0 1.5 8.5 4.5 9.5 4.0 0.0 0.0 0.0 15.5 16.5 15.0 24.0 DAY 17 19 26 19 6 3 ** ** ** 23 14 18 MONTHLY TOTAL PRECIPITATION IN MM. 34.5 2.0 28.0 13.6 12.5 5.0 0.0 0.0 0.0 18.0 21.0 29.5 164.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.3 19.0 0.0 41.7 NO. OF DAYS WITH PRECIPITATION. 2 2 10 6 2 2 0 0 0 2 3 5 34 NO. OF DAYS PRECIPITATION EQUAL 2 1 9 5 2 2 0 0 0 2 3 5 31 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 0 0 0 0 0 0 1 1 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 64 63 70 59 43 25 22 24 28 36 59 71 47 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 52 51 59 48 33 17 14 15 19 27 48 62 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 60 67 54 36 19 17 18 23 33 55 70 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 15 2 0 0 0 0 0 0 0 0 4 29 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 3 9 6 0 0 0 0 19 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 30 30 28 19 5 0 0 120 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 21 7 0 0 0 0 0 0 0 2 8 60 DATE OF START AND END FREEZING START = 27 NOV. END = 10 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 2.9 4.7 10.6 17.5 21.1 24.2 28.2 26.7 24.6 18.9 15.4 10.3 17.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.1 -0.7 4.5 10.2 13.3 15.3 20.0 18.9 17.1 12.0 9.1 4.9 10.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.0 10.3 16.6 24.9 29.0 33.0 36.4 34.5 32.0 25.8 21.6 15.7 24.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.1 11.0 12.1 14.7 15.7 17.7 16.4 15.6 14.9 13.8 12.5 10.8 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.71 3.88 5.05 5.52 5.28 4.39 5.26 5.25 5.16 3.95 3.62 3.90 4.58 MEAN OF MIXING RATIO AT 09 GMT. 5.56 5.77 7.59 7.94 6.85 5.15 6.19 6.56 6.41 5.10 4.88 5.44 6.12 MEAN OF MIXING RATIO AT 15 GMT. 4.30 5.16 6.82 7.51 6.75 5.68 7.23 7.56 6.64 5.10 4.68 5.14 6.05 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -7.6 -3.4 5.2 6.8 13.2 17.4 16.8 14.0 7.8 7.4 -0.8 -8.0 DAY 15 17 4 8 3 13 1 26 17 10 4 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.6 16.0 25.4 31.4 35.2 37.8 41.8 38.0 37.4 34.4 24.4 19.6 41.8 DAY 6 7 29 20 13 29 6 21 7 2 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 18.0 13.0 23.0 1.5 0.0 0.0 0.0 0.0 0.5 0.0 0.8 23.0 DAY 6 13 19 7 2 ** ** ** ** 13 ** 5 MONTHLY TOTAL PRECIPITATION IN MM. 44.2 51.2 38.7 30.5 3.0 0.0 0.0 0.0 0.0 0.5 0.0 1.3 169.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 79.2 19.8 0.0 1.1 NO. OF DAYS WITH PRECIPITATION. 10 8 5 5 2 0 0 0 0 1 0 2 33 NO. OF DAYS PRECIPITATION EQUAL 10 8 5 4 2 0 0 0 0 0 0 0 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 2 1 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 79 70 50 37 24 24 26 30 34 39 56 46 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 71 60 40 27 15 15 18 20 24 28 46 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 78 66 44 31 18 19 23 24 28 33 51 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 5 0 0 0 0 0 0 0 0 0 0 18 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 0 1 0 0 0 8 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 5 19 30 31 31 21 6 0 0 143 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 8 0 0 0 0 0 8 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 15 5 0 0 0 0 0 0 0 0 1 45 DATE OF START AND END FREEZING START = 6 DEC. END = 5 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 3.9 8.4 10.4 17.9 22.2 27.4 27.6 26.8 24.7 18.9 10.4 7.0 17.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.4 2.5 4.6 11.2 14.6 19.0 19.4 18.6 16.3 11.0 4.6 0.7 10.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.4 14.3 16.1 24.6 29.8 35.8 35.7 35.1 33.1 26.8 16.1 13.2 24.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 11.8 11.5 13.4 15.2 16.8 16.3 16.5 16.8 15.8 11.5 12.5 14.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.74 4.60 5.21 6.37 5.13 4.95 5.46 5.05 4.59 4.32 4.20 3.05 4.72 MEAN OF MIXING RATIO AT 09 GMT. 5.17 6.83 7.14 8.92 6.77 5.67 6.11 6.12 5.53 5.33 5.91 4.64 6.18 MEAN OF MIXING RATIO AT 15 GMT. 4.45 6.08 6.75 8.32 7.39 6.27 7.05 6.87 6.11 5.35 5.32 4.49 6.20 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -3.2 -2.0 5.8 10.6 15.8 15.2 16.0 9.8 7.2 2.0 -1.8 -8.0 DAY 6 1 19 11 5 17 13 25 29 27 13 5 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.4 20.2 21.8 29.2 36.8 41.0 40.2 36.8 37.8 29.4 26.2 17.2 41.0 DAY 1 20 26 28 20 29 2 5 16 12 1 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 8.0 24.5 7.5 0.0 0.0 1.2 0.0 0.0 0.0 0.0 0.0 24.5 DAY 18 28 2 23 ** ** 15 ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 54.2 27.0 56.9 12.3 0.0 0.0 1.2 0.0 0.0 0.0 0.0 0.0 151.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 91.1 8.1 0.8 0.0 NO. OF DAYS WITH PRECIPITATION. 9 6 11 3 0 0 1 0 0 0 0 0 30 NO. OF DAYS PRECIPITATION EQUAL 9 6 9 3 0 0 1 0 0 0 0 0 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 0 0 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 72 71 55 34 23 25 25 27 35 60 55 46 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 62 61 44 26 15 16 16 17 23 50 45 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 74 69 67 49 28 17 20 19 20 26 57 52 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 0 0 0 0 0 0 0 0 0 0 0 7 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 8 2 0 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 12 30 29 31 27 0 0 0 129 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 1 0 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 5 5 0 0 0 0 0 0 0 0 13 45 DATE OF START AND END FREEZING START = 1 DEC. END = 20 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 4.7 5.8 11.3 19.9 25.2 26.1 27.1 26.3 24.5 17.7 10.1 6.1 17.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.8 0.3 4.2 12.1 16.8 17.5 19.0 18.1 17.0 10.8 4.6 1.0 10.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.2 11.5 18.3 27.6 33.7 34.7 35.1 34.4 32.0 24.5 15.7 11.2 24.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.0 11.2 14.1 15.5 16.9 17.2 16.1 16.3 15.0 13.7 11.1 10.2 14.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.89 3.47 3.82 4.66 4.43 4.78 4.61 4.81 5.23 4.62 3.98 3.70 4.25 MEAN OF MIXING RATIO AT 09 GMT. 4.79 5.32 5.90 6.65 5.41 5.60 5.81 6.16 6.15 6.08 5.34 5.28 5.71 MEAN OF MIXING RATIO AT 15 GMT. 4.10 4.64 5.34 6.74 5.83 5.79 6.13 6.11 5.99 5.72 4.85 4.82 5.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.4 -4.0 -2.4 5.8 13.2 13.6 14.4 15.4 12.8 8.2 -6.0 -8.0 -9.4 DAY 12 8 4 5 14 4 27 20 10 30 14 5 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 18.4 27.0 32.4 36.4 39.2 38.0 38.6 35.2 29.0 24.4 17.2 39.2 DAY 1 28 25 23 7 25 1 1 2 1 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 10.5 4.0 0.8 0.0 0.0 0.0 0.0 0.0 5.5 3.0 14.0 15.0 DAY 30 8 3 18 ** ** ** ** ** 2 11 27 MONTHLY TOTAL PRECIPITATION IN MM. 32.5 21.7 7.0 0.8 0.0 0.0 0.0 0.0 0.0 11.7 10.0 34.7 118.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.7 0.7 0.0 47.6 NO. OF DAYS WITH PRECIPITATION. 4 6 3 1 0 0 0 0 0 3 5 8 30 NO. OF DAYS PRECIPITATION EQUAL 4 6 2 0 0 0 0 0 0 3 5 6 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 0 0 0 0 0 0 0 0 0 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 63 66 52 38 24 25 23 25 30 42 56 66 43 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 54 58 43 27 16 15 15 17 19 30 46 59 33 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 65 47 31 18 17 17 18 21 34 51 66 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 1 0 0 0 0 0 0 0 0 1 2 12 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 4 1 1 0 0 0 7 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 9 31 29 31 31 24 0 0 0 155 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 12 6 0 0 0 0 0 0 0 5 8 53 DATE OF START AND END FREEZING START = 12 NOV. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 3.2 6.6 12.3 19.0 25.4 28.4 28.3 27.2 23.3 19.7 13.5 8.3 17.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 0.6 5.3 11.1 17.7 20.3 20.8 19.3 15.2 12.7 7.6 3.5 11.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.9 12.6 19.4 26.8 33.1 36.5 35.7 35.0 31.3 26.6 19.4 13.0 24.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.4 12.0 14.1 15.7 15.4 16.2 14.9 15.7 16.1 13.9 11.8 9.5 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.63 3.47 4.84 4.91 5.84 6.09 6.24 5.32 4.06 4.08 3.96 4.68 4.68 MEAN OF MIXING RATIO AT 09 GMT. 4.20 5.43 7.68 6.76 7.24 7.16 8.05 6.06 4.75 5.35 5.21 6.49 6.20 MEAN OF MIXING RATIO AT 15 GMT. 3.66 4.60 6.59 6.39 6.97 7.77 7.98 6.51 4.75 5.12 4.81 5.59 5.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -5.6 -1.2 6.6 15.0 17.2 14.8 16.0 11.2 7.4 3.8 -1.8 -14.0 DAY 29 1 13 14 2 12 30 14 20 28 29 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.6 17.0 24.0 31.4 38.2 39.8 40.6 38.0 36.4 31.2 24.2 17.2 40.6 DAY 14 21 25 27 17 10 13 28 1 1 1 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.5 0.0 9.5 0.0 2.5 0.6 0.0 0.0 0.0 1.0 2.0 12.0 12.0 DAY 28 ** 11 ** 5 13 ** ** ** 30 30 16 MONTHLY TOTAL PRECIPITATION IN MM. 7.5 0.0 15.5 0.0 3.7 0.6 0.0 0.0 0.0 1.0 5.3 44.1 77.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.6 5.5 0.0 64.9 NO. OF DAYS WITH PRECIPITATION. 2 0 2 0 2 1 0 0 0 1 4 8 20 NO. OF DAYS PRECIPITATION EQUAL 2 0 2 0 2 0 0 0 0 1 3 8 18 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 0 0 1 1 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 62 65 63 39 32 28 27 26 26 33 47 74 44 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 54 55 52 28 22 17 20 16 16 24 36 65 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 59 57 31 23 20 22 18 18 27 40 70 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 3 0 0 0 0 0 0 0 0 0 0 11 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 8 15 2 0 0 0 0 26 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 5 29 30 31 31 20 3 0 0 149 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 12 2 0 0 0 0 0 0 0 0 1 37 DATE OF START AND END FREEZING START = 23 DEC. END = 13 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 5.9 7.9 13.7 17.3 23.3 27.6 27.7 28.0 24.0 20.2 11.9 4.7 17.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 0.7 2.1 7.2 10.3 15.8 19.1 19.3 19.6 16.0 12.8 5.7 -0.1 10.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.0 13.7 20.1 24.2 30.9 36.1 36.1 36.3 32.0 27.6 18.2 9.5 24.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 11.6 12.9 13.9 15.1 17.0 16.8 16.7 16.0 14.8 12.5 9.6 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.97 4.23 5.02 6.43 6.49 6.21 5.39 5.77 4.39 3.64 3.78 3.39 4.89 MEAN OF MIXING RATIO AT 09 GMT. 5.28 6.42 7.29 9.80 8.64 7.94 6.71 6.63 4.72 4.43 5.66 4.63 6.51 MEAN OF MIXING RATIO AT 15 GMT. 4.66 5.77 6.66 9.34 8.44 8.26 6.66 6.88 4.74 4.30 5.05 3.93 6.22 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -4.2 -1.0 3.2 11.0 14.5 16.6 13.2 11.8 8.4 -0.6 -7.8 -7.8 DAY 15 6 8 6 6 9 30 15 10 24 19 5 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.8 20.2 26.2 33.4 36.0 38.8 38.8 38.8 35.6 33.0 25.2 13.2 38.8 DAY 8 27 29 19 30 22 18 11 13 4 1 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.3 1.5 2.0 4.8 7.0 0.0 0.0 0.0 0.0 0.0 3.0 17.5 17.5 DAY 9 15 22 3 13 ** ** ** ** ** 27 10 MONTHLY TOTAL PRECIPITATION IN MM. 28.4 6.5 4.7 16.8 8.5 0.0 0.0 0.0 0.0 0.0 6.8 51.5 123.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 32.1 20.5 0.0 47.3 NO. OF DAYS WITH PRECIPITATION. 5 5 4 6 2 0 0 0 0 0 4 7 33 NO. OF DAYS PRECIPITATION EQUAL 3 5 3 5 2 0 0 0 0 0 3 7 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 0 0 0 0 0 0 0 0 2 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 68 56 59 41 29 25 27 27 28 51 66 45 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 59 47 48 30 20 17 16 15 18 41 59 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 63 50 53 31 22 18 18 17 21 46 62 39 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 1 0 0 0 0 0 0 0 0 0 3 13 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 5 5 1 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 18 30 31 31 23 8 0 0 144 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. 14 10 1 0 0 0 0 0 0 0 2 15 42 DATE OF START AND END FREEZING START = 19 NOV. END = 8 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 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. 6.6 8.1 11.5 18.5 20.2 26.9 31.4 28.1 23.6 20.0 10.2 5.2 17.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.6 2.6 5.4 12.3 13.3 19.7 25.0 21.7 16.6 13.2 3.7 0.1 11.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.6 13.6 17.6 24.6 27.0 34.1 37.9 34.5 30.5 26.9 16.7 10.3 23.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.0 11.0 12.2 12.3 13.7 14.4 12.9 12.8 13.9 13.7 13.0 10.2 12.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.62 4.10 5.11 6.95 5.47 6.05 8.15 5.21 4.89 4.68 2.83 3.16 5.02 MEAN OF MIXING RATIO AT 09 GMT. 5.24 5.99 7.60 10.31 7.88 7.24 10.21 6.31 6.12 6.12 4.04 4.38 6.79 MEAN OF MIXING RATIO AT 15 GMT. 4.41 5.22 6.88 9.35 7.75 7.26 10.14 6.59 5.89 5.50 3.68 3.88 6.38 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -3.4 -5.0 2.4 5.0 15.6 19.8 18.0 8.8 9.4 -5.4 -8.2 -8.2 DAY 21 18 3 19 2 7 6 31 29 16 23 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.2 16.8 26.4 31.8 32.4 37.2 40.6 40.2 34.6 31.8 25.6 16.0 40.6 DAY 16 26 21 7 18 28 20 1 21 5 1 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.0 8.0 8.0 14.5 3.0 0.0 0.0 0.0 0.0 0.5 2.5 9.0 21.0 DAY 20 6 13 15 30 ** ** ** ** 6 15 11 MONTHLY TOTAL PRECIPITATION IN MM. 42.0 20.5 24.7 40.9 3.0 0.0 0.0 0.0 0.0 0.5 2.5 20.1 154.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 56.5 28.5 0.0 15.0 NO. OF DAYS WITH PRECIPITATION. 3 6 6 5 1 0 0 0 0 1 1 7 30 NO. OF DAYS PRECIPITATION EQUAL 3 5 6 5 1 0 0 0 0 0 1 6 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 2 0 0 0 0 0 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 62 67 65 62 43 30 32 26 31 36 42 61 46 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 60 55 51 33 20 23 17 21 26 33 51 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 64 61 56 37 22 25 20 23 28 38 57 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 2 0 0 0 0 0 0 0 3 4 10 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 30 18 0 0 0 0 57 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 10 29 31 31 22 3 0 0 130 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 2 0 0 0 0 6 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. 8 5 3 0 0 0 0 0 0 0 9 14 39 DATE OF START AND END FREEZING START = 16 NOV. END = 4 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE PERIOD 1964 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 3.4 5.5 10.3 16.8 21.5 26.1 27.6 25.8 22.2 17.2 11.3 5.8 16.1 SD OF MEAN DAILY TEMPERATURE IN C. 2.16 2.25 2.37 2.04 2.21 2.01 2.15 2.24 2.09 2.03 2.22 1.89 2.14 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.8 -0.6 3.7 9.3 13.4 17.4 18.9 17.3 13.9 9.5 4.4 -0.3 8.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.7 11.6 16.9 24.2 29.6 34.8 36.2 34.3 30.6 24.8 18.2 12.0 23.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.5 12.3 13.1 14.9 16.2 17.4 17.2 17.0 16.7 15.3 13.7 12.3 14.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.18 3.73 4.74 6.10 6.70 7.19 7.53 6.93 5.78 5.11 4.30 3.60 5.40 MEAN OF MIXING RATIO AT 09 GMT. 4.58 5.40 6.74 8.43 8.63 8.72 9.56 8.61 7.32 6.72 6.01 5.14 7.15 MEAN OF MIXING RATIO AT 15 GMT. 3.98 4.69 5.98 7.73 8.21 8.61 9.23 8.50 7.06 6.17 5.24 4.54 6.66 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.5 -12.3 -8.0 -5.0 3.2 6.3 7.2 4.8 4.0 -1.0 -6.8 -10.4 -16.5 YEAR - DAY 69- 1 72- 3 65- 2 67- 2 92- 4 69-13 69- 6 72-20 70- 6 87-13 87-30 65-23 69- 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.0 23.5 32.5 35.0 38.9 43.0 43.5 43.0 38.2 35.5 30.6 24.0 43.5 YEAR - DAY 67-21 70-26 67- 9 74-29 81-28 83-23 82-31 82- 1 90- 2 68-11 74- 2 71-11 82-31 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.5 50.0 51.0 47.0 36.8 4.0 4.5 1.2 2.5 15.5 34.0 42.5 51.0 YEAR - DAY 80-25 67-16 91- 7 67-16 92-13 97- 3 81-22 85-28 95-21 97-23 71-11 78- 4 91- 7 MONTHLY TOTAL PRECIPITATION IN MM. 28.9 33.1 34.5 26.2 9.7 0.3 0.1 0.0 0.1 2.9 8.5 25.6 169.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 56.9 21.3 0.1 21.7 NO. OF DAYS WITH PRECIPITATION. 5 5 6 4 2 0 0 0 0 1 2 4 29 NO. OF DAYS PRECIPITATION EQUAL 4 5 5 3 2 0 0 0 0 1 2 4 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 1 0 0 0 0 0 0 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 69 64 54 42 33 31 32 35 44 55 65 49 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 59 53 43 32 24 24 24 25 32 43 55 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 66 61 50 38 28 27 28 30 39 51 63 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 6 1 0 0 0 0 0 0 0 1 6 26 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 9 5 0 0 0 0 19 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 16 29 31 29 18 2 0 0 128 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 2 0 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 15 5 0 0 0 0 0 0 0 4 16 65 DATE OF START AND END FREEZING START = 13 OCT. END = 7 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION BEJESTAN LATITUDE 34 31 N DATA PROCESSING CENTER LONGITUDE 58 11 E ELEVATION 1370 MET. MEAN AND EXTREMES FOR THE PERIOD 1964 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 4.1 6.3 11.2 18.2 23.8 29.2 30.8 28.8 24.6 18.7 12.2 6.6 17.9 AVERAGE DEW POINT TEMPERATURE. IN C. -2.6 -0.3 3.1 6.6 7.3 7.7 8.5 7.4 4.8 3.3 1.4 -0.8 3.9 AVERAGE OF MIXING RATIO IN G/KG 3.90 4.60 5.82 7.42 7.84 8.17 8.77 8.01 6.72 6.00 5.18 4.42 6.40 AVERAGE OF VAPOUR PRESSURE HPA 5.35 6.31 7.98 10.18 10.78 11.24 12.06 11.03 9.25 8.25 7.11 6.06 8.80 AVERAGE OF SATURATION DEFICIT IN HPA 3.28 3.79 6.21 11.96 20.13 30.63 33.81 29.87 23.06 14.45 7.96 4.20 15.78 AVERAGE RELATIVE HUMIDITY IN PERCENT 64 65 59 49 37 28 27 28 30 38 50 61 45 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 70 70 66 55 43 33 32 33 36 45 56 67 51 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 57 58 52 43 32 23 23 23 25 32 43 54 39 NO. OF DAYS PRECIPITATION EQUAL 2 2 2 1 1 0 0 0 0 0 0 2 10 OR MORE THAN 5 MM.