IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1962 4.1 7.2 9.2 ****** 20.1 21.8 24.7 ****** ****** 14.9 8.1 6.5 ****** 1963 6.4 8.9 9.4 16.5 18.8 24.8 26.6 24.1 21.4 18.0 8.5 3.1 23.5 1964 -6.1 5.6 12.0 13.3 22.1 25.6 27.9 25.3 19.9 12.5 8.3 -0.1 34.0 1965 0.9 5.8 10.3 14.0 24.4 25.0 27.2 21.5 17.9 11.6 2.5 3.0 26.3 1966 9.1 11.4 10.8 14.8 25.1 ****** 25.0 24.0 19.3 9.7 6.0 1.6 ****** 1967 ****** 8.4 8.1 12.0 21.9 24.4 ****** ****** 19.0 12.9 7.4 5.6 ****** 1968 -0.7 9.4 9.9 20.0 23.1 25.8 27.0 27.2 24.2 13.4 9.2 6.9 27.9 1969 0.5 3.4 12.2 14.3 18.4 25.9 24.5 ****** ****** ****** 6.1 5.7 ****** 1970 ****** ****** 8.3 15.7 20.7 24.0 25.5 25.6 23.4 17.0 12.8 0.2 ****** 1971 7.8 4.1 10.1 13.5 22.9 23.2 24.4 23.0 21.6 ****** ****** 7.1 ****** 1972 -4.6 ****** 5.0 15.2 14.9 22.4 24.3 22.2 20.7 16.4 8.1 -0.6 ****** 1973 -0.4 8.2 10.9 ****** 17.0 23.5 27.2 24.1 18.1 17.7 ****** 1.4 ****** 1974 -1.9 ****** ****** ****** ****** ****** ****** 22.6 19.9 16.4 8.6 2.4 ****** 1975 3.5 ****** ****** ****** ****** ****** ****** ****** 19.9 16.4 6.3 4.5 ****** 1976 4.2 ****** ****** ****** ****** ****** ****** 24.9 20.3 14.4 5.3 2.9 ****** 1977 -5.1 3.0 13.0 14.6 17.9 26.0 25.3 23.2 18.8 14.0 9.4 3.1 31.1 1978 0.1 3.2 7.4 15.4 18.6 22.4 24.9 23.1 19.9 15.4 6.7 5.8 24.8 1979 3.0 5.2 ****** 15.6 16.5 23.2 26.5 23.9 20.2 ****** 8.9 5.1 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 14.7 21.1 26.3 29.1 28.0 22.1 14.6 11.8 3.7 ****** 1984 ****** -1.2 ****** ****** ****** 25.4 27.5 28.5 21.5 13.1 10.5 ****** ****** 1985 ****** 5.7 6.2 15.4 20.4 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 1.8 1.9 7.8 14.1 17.6 22.7 25.1 23.2 20.0 13.1 8.1 5.0 23.3 1992 0.2 3.9 3.7 12.1 14.9 22.9 25.0 21.9 18.5 13.0 10.4 5.2 24.8 1993 -0.6 4.3 6.4 14.5 18.3 22.9 25.0 23.0 21.0 11.9 7.8 4.3 25.6 1994 3.0 2.5 9.9 14.2 20.0 25.0 26.2 25.6 16.7 13.1 11.8 2.9 23.7 1995 4.2 4.6 8.1 14.3 17.8 23.0 27.6 25.8 20.2 13.6 10.0 2.3 25.3 1996 1.1 4.4 7.1 13.5 18.4 24.2 25.5 23.7 22.7 14.2 7.0 5.5 24.4 1997 3.7 3.2 6.7 14.1 17.9 24.4 26.9 25.1 20.8 16.8 8.1 4.1 23.7 1998 1.8 2.9 8.3 16.0 18.5 23.4 26.7 25.3 20.8 15.3 11.1 7.9 24.9 1999 2.7 7.5 8.2 13.5 19.1 24.9 25.2 25.3 20.3 15.5 7.3 4.7 22.6 2000 2.5 3.0 8.3 17.7 22.7 23.0 25.5 24.6 22.0 14.8 6.8 5.2 23.0 MEAN 1.6 5.1 8.7 14.8 19.6 24.1 26.0 24.4 20.4 14.4 8.3 4.0 24.4 SD 3.61 2.80 2.23 1.67 2.66 1.30 1.28 1.76 1.66 1.99 2.22 2.17 2.11 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 -2.5 1.2 1.9 ****** 12.4 13.2 15.5 14.1 8.3 5.3 0.0 -2.0 ****** 1963 -1.5 1.2 2.2 8.9 10.9 15.9 17.5 14.9 11.8 8.2 0.3 -4.5 7.2 1964 -14.5 -1.6 4.3 5.9 11.6 15.6 19.1 15.7 9.6 1.8 -1.1 -10.0 4.7 1965 -8.2 -2.4 1.7 5.7 14.3 16.0 18.0 10.4 7.3 2.0 -7.3 -6.6 4.2 1966 3.7 6.9 5.3 6.9 15.1 ****** 16.1 15.6 9.0 2.2 -3.9 -6.9 ****** 1967 -15.5 1.2 1.5 4.6 11.4 13.8 ****** ****** 10.4 3.9 -1.7 -3.1 ****** 1968 -8.0 3.5 3.0 10.8 13.8 14.8 16.8 18.5 13.7 5.2 2.4 0.6 7.9 1969 -7.5 -3.6 5.3 7.3 10.6 18.7 17.6 ****** ****** ****** 0.3 -0.4 ****** 1970 ****** ****** 1.8 7.5 11.5 14.1 16.5 15.4 15.4 9.0 4.3 -6.9 ****** 1971 3.0 -1.1 3.6 8.0 14.5 13.4 17.3 12.1 12.2 ****** ****** 0.4 ****** 1972 -10.0 -14.1 0.6 7.9 8.3 13.7 14.9 14.5 12.8 8.6 1.4 -6.7 4.3 1973 -6.2 2.5 4.2 ****** 11.3 14.6 18.8 15.3 10.0 10.0 ****** -5.4 ****** 1974 -7.8 ****** ****** ****** ****** ****** ****** 14.5 12.4 10.2 3.6 -6.3 ****** 1975 -3.2 ****** ****** ****** ****** ****** ****** ****** 12.4 10.2 0.9 -1.2 ****** 1976 -0.0 ****** ****** ****** ****** ****** ****** 15.7 10.6 6.1 -2.3 -3.1 ****** 1977 -10.3 -3.8 4.5 7.7 10.3 17.1 16.2 14.6 9.1 7.4 3.7 -2.5 6.2 1978 -6.4 -3.0 0.3 7.1 10.2 13.3 16.1 12.8 8.6 6.0 1.4 -0.1 5.5 1979 -2.0 -0.6 ****** 8.1 8.9 14.3 16.9 14.6 9.6 ****** -0.1 -1.2 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 9.2 13.5 17.6 20.3 18.8 13.5 5.9 4.7 -1.3 ****** 1984 ****** -8.4 ****** ****** ****** 16.5 18.7 20.1 13.0 5.9 3.4 ****** ****** 1985 ****** -1.4 0.2 8.6 14.2 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 -2.4 -2.3 2.4 7.4 9.5 13.8 16.0 13.0 10.5 4.5 0.7 0.3 6.1 1992 -3.8 -1.0 -1.8 6.2 8.5 14.6 15.5 13.2 8.7 3.3 2.0 0.5 5.5 1993 -5.2 -0.6 0.5 7.6 11.4 14.3 16.4 14.0 11.3 3.0 1.2 -1.8 6.0 1994 -2.2 -3.5 3.1 6.3 11.6 16.5 17.1 16.3 7.3 5.6 5.1 -2.8 6.7 1995 -2.3 -1.6 1.8 7.6 9.0 13.7 18.3 16.0 10.7 4.6 0.9 -3.5 6.3 1996 -4.8 -1.1 2.3 6.6 10.7 15.7 17.4 14.3 12.8 5.6 -0.9 -1.7 6.4 1997 -2.4 -4.3 0.4 7.3 10.2 15.9 17.6 15.3 11.2 8.6 2.1 -0.5 6.8 1998 -2.8 -2.0 1.8 8.6 10.8 14.7 18.4 16.9 11.3 6.2 2.8 0.1 7.2 1999 -2.6 1.5 2.8 5.5 9.9 15.7 17.0 16.0 10.5 5.9 1.0 -2.3 6.7 2000 -3.8 -3.0 0.9 8.8 13.4 14.2 17.5 15.5 13.3 7.1 0.7 -0.2 7.0 MEAN -4.8 -1.6 2.2 7.4 11.4 15.1 17.2 15.1 10.9 6.0 0.9 -2.7 6.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 10.7 13.1 16.5 ****** 27.8 30.5 33.8 ****** ****** 24.4 16.1 14.9 ****** 1963 14.2 16.6 16.7 24.0 26.7 33.8 35.6 33.3 31.1 27.9 16.8 10.6 23.9 1964 2.3 12.7 19.7 20.7 32.5 35.5 36.7 34.9 30.2 23.2 17.6 9.9 23.0 1965 10.1 14.0 19.0 22.2 34.4 34.0 36.4 32.6 28.5 21.3 12.3 12.5 23.1 1966 14.5 16.0 16.4 22.7 35.1 ****** 34.0 32.4 29.5 17.1 15.8 10.1 ****** 1967 ****** 15.6 14.8 19.4 32.4 35.0 ****** ****** 27.6 21.9 16.6 14.2 ****** 1968 6.6 15.2 16.7 29.2 32.4 36.8 37.2 35.9 34.7 21.5 16.0 13.3 24.6 1969 8.5 10.3 19.0 21.2 26.1 33.2 31.4 ****** ****** 24.6 11.9 11.7 ****** 1970 ****** ****** 14.9 23.8 29.9 33.9 34.5 35.8 31.2 25.0 21.3 7.3 ****** 1971 12.7 9.4 16.6 19.1 31.3 33.0 31.5 33.8 31.0 ****** ****** 13.8 ****** 1972 0.8 ****** 9.4 22.5 21.5 31.2 33.6 30.0 28.5 24.3 14.9 5.4 ****** 1973 5.4 13.9 17.5 ****** 22.6 32.4 35.5 33.0 26.1 25.5 ****** 8.2 ****** 1974 3.9 ****** ****** ****** ****** ****** ****** 30.7 27.4 22.5 13.7 9.8 ****** 1975 10.2 ****** ****** ****** ****** ****** ****** ****** 27.4 22.5 11.8 10.2 ****** 1976 8.5 ****** ****** ****** ****** ****** ****** 34.1 30.0 22.6 12.9 8.7 ****** 1977 0.2 9.6 21.5 21.4 25.4 35.0 34.4 31.8 28.6 20.6 15.2 8.6 21.0 1978 6.6 9.3 14.3 23.7 27.1 31.4 33.7 33.2 31.1 25.0 11.9 11.8 21.6 1979 7.8 11.0 ****** 23.2 24.1 32.1 36.3 33.4 30.9 ****** 18.2 11.2 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** 22.0 11.0 6.5 ****** 1983 5.2 11.2 ****** 20.3 28.9 34.8 38.0 37.3 30.7 23.3 18.9 8.7 ****** 1984 7.8 7.0 ****** ****** ****** 34.1 36.4 36.9 29.9 21.4 18.0 ****** ****** 1985 6.3 13.0 11.0 22.6 27.0 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 5.8 6.6 12.1 20.9 25.5 31.7 34.1 33.4 29.4 21.8 15.5 9.7 20.6 1992 4.6 8.9 9.3 19.2 21.4 31.1 34.5 30.6 28.3 22.8 18.9 10.0 20.0 1993 4.1 9.2 12.2 21.4 25.1 31.5 33.5 32.0 30.7 20.8 14.4 10.4 20.4 1994 8.1 8.6 16.6 22.1 28.3 33.6 35.2 35.0 26.2 20.7 18.5 8.6 21.8 1995 10.6 10.7 14.4 21.0 26.5 32.3 36.9 35.6 29.6 22.6 19.1 8.0 22.3 1996 7.0 9.9 11.9 20.3 26.2 32.7 33.7 33.0 32.5 22.9 14.9 12.8 21.5 1997 9.8 10.7 13.1 20.9 25.7 32.8 36.1 35.0 30.5 24.9 14.1 8.8 21.9 1998 6.5 7.8 14.8 23.4 26.1 32.1 35.1 33.6 30.4 24.5 19.5 15.7 22.5 1999 8.1 13.4 13.6 21.6 28.3 34.0 33.3 34.6 30.1 25.2 13.5 11.8 22.3 2000 8.8 8.9 15.7 26.7 32.1 31.8 33.5 33.6 30.8 22.5 12.9 10.5 22.3 MEAN 7.4 11.3 15.1 22.1 27.8 33.1 34.8 33.7 29.7 22.9 15.6 10.5 22.0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 13.2 11.9 14.6 ****** 15.4 17.3 18.3 ****** ****** 19.1 16.1 16.9 ****** 1963 15.7 15.4 14.5 15.1 15.8 17.9 18.1 18.4 19.3 19.7 16.5 15.1 16.8 1964 16.8 14.3 15.4 14.8 20.9 19.9 17.6 19.2 20.6 21.4 18.7 19.9 18.3 1965 18.3 16.4 17.3 16.5 20.1 18.0 18.4 22.2 21.2 19.3 19.6 19.1 18.9 1966 10.8 9.1 11.1 15.8 20.0 ****** 17.9 16.8 20.5 14.9 19.7 17.0 ****** 1967 ****** 14.4 13.3 14.8 21.0 21.2 ****** ****** 17.2 18.0 18.3 17.3 ****** 1968 14.6 11.7 13.7 18.4 18.6 22.0 20.4 17.4 21.0 16.3 13.6 12.7 16.7 1969 16.0 13.9 13.7 13.9 15.5 14.5 13.8 ****** ****** ****** 11.6 12.1 ****** 1970 ****** ****** 13.1 16.3 18.4 19.8 18.0 20.4 15.8 16.0 17.0 14.2 ****** 1971 9.7 10.5 13.0 11.1 16.8 19.6 14.2 21.7 18.8 ****** ****** 13.4 ****** 1972 10.8 ****** 8.8 14.6 13.2 17.5 18.7 15.5 15.7 15.7 13.5 12.1 ****** 1973 11.6 11.4 13.3 ****** 11.3 17.8 16.7 17.7 16.1 15.5 ****** 13.6 ****** 1974 11.7 ****** ****** ****** ****** ****** ****** 16.2 15.0 12.3 10.1 16.1 ****** 1975 13.4 ****** ****** ****** ****** ****** ****** ****** 15.0 12.3 10.9 11.4 ****** 1976 8.5 ****** ****** ****** ****** ****** ****** 18.4 19.4 16.5 15.2 11.8 ****** 1977 10.5 13.4 17.0 13.7 15.1 17.9 18.2 17.2 19.5 13.2 11.5 11.1 14.9 1978 13.0 12.3 14.0 16.6 16.9 18.1 17.6 20.4 22.5 19.0 10.5 11.9 16.1 1979 9.8 11.6 ****** 15.1 15.2 17.8 19.4 18.8 21.3 ****** 18.3 12.4 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 11.1 15.4 17.2 17.7 18.5 17.2 17.4 14.2 10.0 ****** 1984 ****** 15.4 ****** ****** ****** 17.6 17.7 16.8 16.9 15.5 14.6 ****** ****** 1985 ****** 14.4 10.8 14.0 12.8 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 8.2 8.9 9.7 13.5 16.0 17.9 18.1 20.4 18.9 17.3 14.8 9.4 14.4 1992 8.4 9.9 11.1 13.0 12.9 16.5 19.0 17.4 19.6 19.5 16.9 9.5 14.5 1993 9.3 9.8 11.7 13.8 13.7 17.2 17.1 18.0 19.4 17.8 13.2 12.2 14.4 1994 10.3 12.1 13.5 15.8 16.7 17.1 18.1 18.7 18.9 15.1 13.4 11.4 15.1 1995 12.9 12.3 12.6 13.4 17.5 18.6 18.6 19.6 18.9 18.0 18.2 11.5 16.0 1996 11.8 11.0 9.6 13.7 15.5 17.0 16.3 18.7 19.7 17.3 15.8 14.5 15.1 1997 12.2 15.0 12.7 13.6 15.5 16.9 18.5 19.7 19.3 16.3 12.0 9.3 15.1 1998 9.3 9.8 13.0 14.8 15.3 17.4 16.7 16.7 19.1 18.3 16.7 15.6 15.2 1999 10.7 11.9 10.8 16.1 18.4 18.3 16.3 18.6 19.6 19.3 12.5 14.1 15.5 2000 12.6 11.9 14.8 17.9 18.7 17.6 16.0 18.1 17.5 15.4 12.2 10.7 15.3 MEAN 11.9 12.3 12.9 14.7 16.4 18.0 17.6 18.5 18.7 16.9 14.8 13.3 15.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 3.24 4.75 4.65 ****** 7.47 8.88 7.42 8.15 5.33 4.60 4.15 4.07 ****** 1963 3.36 3.80 4.29 6.12 7.66 9.11 8.14 7.75 5.73 5.44 3.81 2.80 5.67 1964 1.71 3.83 5.19 5.70 6.85 6.54 9.81 8.74 5.43 4.77 3.33 1.55 5.29 1965 1.98 3.87 4.64 5.52 9.05 8.43 9.18 4.43 2.79 3.27 2.15 2.37 4.81 1966 5.05 7.73 6.90 5.92 10.25 ****** 12.18 14.57 3.10 3.28 2.21 2.09 ****** 1967 1.01 4.09 3.99 4.77 5.23 5.00 ****** ****** 6.38 3.55 2.71 3.04 ****** 1968 2.20 4.14 3.86 5.27 6.12 7.75 4.37 5.16 3.49 2.10 3.05 3.58 4.26 1969 3.25 3.88 6.57 6.33 7.33 8.01 7.04 ****** ****** 7.01 4.36 4.11 ****** 1970 ****** ****** 4.45 5.98 7.46 7.23 8.39 7.97 5.76 4.66 4.37 2.33 ****** 1971 5.64 3.97 5.49 7.38 10.52 7.95 6.39 6.41 6.63 ****** ****** 4.03 ****** 1972 1.59 0.96 4.43 6.75 7.14 9.90 10.64 10.46 9.49 6.84 3.96 2.21 6.20 1973 2.33 4.47 5.09 ****** 8.46 10.23 14.50 11.01 8.02 7.73 ****** 2.42 ****** 1974 1.85 ****** ****** ****** ****** ****** ****** 10.97 9.58 8.41 5.29 2.35 ****** 1975 3.12 ****** ****** ****** ****** ****** ****** ****** 9.62 8.30 4.43 3.71 ****** 1976 4.05 ****** ****** ****** ****** ****** ****** 4.88 6.26 4.63 3.26 3.18 ****** 1977 2.24 3.30 5.20 6.00 7.48 7.57 5.61 5.75 3.78 5.40 5.50 3.58 5.12 1978 2.65 3.26 4.25 6.41 8.50 6.07 5.06 5.27 3.81 4.98 4.84 4.37 4.95 1979 3.88 4.12 ****** 5.53 7.41 5.79 7.02 5.47 4.28 ****** 3.54 3.43 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 8.45 ****** 8.60 8.10 8.72 8.19 6.06 7.81 4.65 3.24 ****** 1983 2.99 3.59 ****** 7.05 9.03 9.80 11.72 10.95 7.92 4.51 4.64 3.93 ****** 1984 3.34 2.78 ****** ****** ****** 7.73 8.61 8.08 6.69 4.60 5.06 ****** ****** 1985 3.33 3.84 3.90 5.80 8.38 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 3.14 3.64 5.20 6.67 7.92 8.00 8.25 6.50 5.45 4.11 3.55 4.04 5.54 1992 3.15 3.23 3.56 6.10 7.63 9.51 6.84 6.84 4.55 3.65 3.39 4.42 5.24 1993 2.81 4.15 4.33 6.47 9.29 9.01 7.63 7.15 6.69 3.79 4.17 3.63 5.76 1994 3.57 3.14 4.99 6.02 6.87 6.77 7.11 8.09 3.85 5.41 5.06 3.35 5.35 1995 3.37 3.64 4.43 6.64 6.38 7.47 7.84 7.38 5.33 3.91 2.74 3.08 5.18 1996 2.72 3.78 4.95 6.24 7.43 7.09 6.96 5.48 5.62 4.46 3.31 3.19 5.10 1997 3.09 2.85 4.07 6.50 7.83 9.81 9.16 6.43 4.62 5.52 4.91 4.07 5.74 1998 3.61 3.67 4.31 7.29 8.14 8.46 9.18 8.44 5.65 4.79 4.11 3.73 5.95 1999 3.58 4.30 4.80 5.82 6.85 6.76 7.82 5.82 5.55 4.57 4.43 3.43 5.31 2000 3.09 3.23 3.79 5.54 6.19 6.17 6.02 5.39 5.54 5.45 4.05 4.12 4.88 MEAN 3.04 3.78 4.84 6.16 7.77 7.90 8.21 7.57 5.77 5.09 3.97 3.32 5.61 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 4.22 5.22 5.40 ****** 9.61 7.82 7.24 8.08 5.15 5.84 5.23 5.02 ****** 1963 4.55 5.23 5.39 7.12 8.52 8.23 9.22 8.66 5.90 5.95 5.24 4.20 6.52 1964 2.81 5.37 5.78 7.09 10.23 11.01 12.77 9.96 9.28 5.66 5.71 4.22 7.49 1965 4.26 5.90 6.48 8.88 16.38 16.28 20.54 9.80 3.84 4.57 3.65 4.03 8.72 1966 5.60 6.84 7.89 6.99 15.26 ****** 17.82 17.47 4.84 3.77 4.48 2.92 ****** 1967 1.44 4.72 4.76 5.66 6.96 6.59 ****** ****** 8.28 4.25 3.64 3.54 ****** 1968 2.88 4.63 4.67 6.68 8.26 7.63 8.00 6.74 5.89 2.80 3.58 4.31 5.51 1969 4.01 4.21 7.50 7.29 7.83 8.49 7.16 ****** ****** 6.48 5.12 4.77 ****** 1970 ****** ****** 4.84 5.66 6.01 6.96 7.84 7.99 6.47 4.74 4.43 5.20 ****** 1971 7.26 6.50 10.00 11.99 21.90 16.84 6.76 14.41 13.83 ****** ****** 6.01 ****** 1972 2.73 1.84 5.39 10.55 9.81 14.79 15.05 12.13 11.29 10.30 7.20 3.90 8.75 1973 3.82 5.79 7.52 ****** 8.90 12.61 12.13 11.24 10.99 11.52 ****** 4.41 ****** 1974 2.54 ****** ****** ****** ****** ****** ****** 10.67 10.74 8.76 5.59 4.65 ****** 1975 5.27 ****** ****** ****** ****** ****** ****** ****** 10.56 8.72 6.17 6.23 ****** 1976 5.25 ****** ****** ****** ****** ****** ****** 5.95 6.07 5.44 4.14 4.43 ****** 1977 2.68 3.56 5.18 5.63 7.96 6.70 6.53 5.92 4.80 5.40 5.81 4.30 5.37 1978 3.25 3.41 3.75 6.12 8.06 5.40 5.39 6.86 4.99 5.10 4.49 4.28 5.09 1979 3.91 4.46 ****** 6.89 6.52 5.44 8.92 6.40 6.33 ****** 4.14 4.48 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 8.31 ****** 8.49 6.65 8.02 8.42 6.13 7.93 5.45 4.33 ****** 1983 4.33 5.03 ****** 7.14 9.06 8.63 11.16 11.25 9.11 5.15 5.53 4.86 ****** 1984 3.74 4.19 ****** ****** ****** 6.83 7.61 9.68 7.63 5.75 5.69 ****** ****** 1985 4.48 3.95 4.30 6.20 8.59 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 3.10 3.83 6.22 5.94 6.33 6.67 7.81 7.48 5.80 4.76 4.27 4.35 5.55 1992 3.51 3.52 3.87 5.63 6.97 7.28 5.68 6.21 4.49 4.24 3.95 4.92 5.02 1993 3.04 4.38 4.06 5.67 7.71 6.40 5.88 6.87 7.76 4.77 4.10 4.09 5.39 1994 3.90 3.03 4.75 5.05 4.60 5.11 6.13 9.07 4.97 5.18 4.76 3.34 4.99 1995 3.38 3.92 3.81 6.12 4.87 5.33 6.55 7.32 5.31 3.83 3.00 3.32 4.73 1996 3.04 4.16 5.27 6.10 6.26 5.73 5.71 4.34 5.30 4.59 3.51 3.46 4.79 1997 3.47 2.77 3.88 5.63 5.68 7.31 9.66 5.74 4.04 5.82 5.22 4.43 5.30 1998 4.23 3.89 4.67 6.62 7.24 7.44 8.43 7.90 5.67 4.69 4.98 4.70 5.87 1999 4.29 4.11 4.58 5.04 5.45 5.56 6.44 5.29 4.89 5.01 5.60 4.25 5.04 2000 3.43 3.49 3.54 4.28 5.01 4.99 5.16 4.60 5.19 5.66 4.39 4.73 4.54 MEAN 3.82 4.37 5.46 6.64 8.52 8.11 8.88 8.45 6.86 5.75 4.80 4.39 6.33 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 4.34 5.51 5.82 ****** 9.30 7.19 5.98 7.39 5.70 5.07 4.99 5.68 ****** 1963 4.57 5.20 5.09 7.42 8.73 8.10 8.82 6.49 6.46 5.47 5.18 4.03 6.30 1964 2.31 5.13 6.29 7.91 11.20 18.82 16.75 11.62 12.52 6.36 5.40 3.90 9.02 1965 4.48 6.19 7.76 11.12 22.63 18.95 22.97 14.55 5.82 6.47 4.78 5.22 10.91 1966 6.29 7.36 8.40 8.95 20.75 ****** 26.36 27.48 6.44 4.27 3.79 4.19 ****** 1967 1.03 5.18 5.56 7.44 10.29 7.33 ****** ****** 9.84 5.23 4.40 4.43 ****** 1968 2.54 4.95 4.59 8.84 10.80 9.21 10.71 9.74 4.05 2.45 4.08 5.20 6.43 1969 3.82 4.95 8.69 8.52 8.14 8.16 7.01 ****** ****** 5.88 4.67 4.75 ****** 1970 ****** ****** 5.02 5.67 6.59 6.51 6.92 6.77 6.06 4.51 4.44 3.19 ****** 1971 7.10 4.39 6.26 8.20 12.20 9.00 6.55 6.73 7.06 ****** ****** 5.11 ****** 1972 1.82 1.31 4.73 8.20 8.26 11.49 12.31 11.53 11.58 9.29 4.79 2.78 7.34 1973 3.07 4.89 6.41 ****** 9.31 13.34 14.51 12.51 10.30 8.84 ****** 3.35 ****** 1974 2.67 ****** ****** ****** ****** ****** ****** 11.30 10.07 8.67 5.74 3.38 ****** 1975 4.04 ****** ****** ****** ****** ****** ****** ****** 10.10 8.63 5.00 4.47 ****** 1976 4.47 ****** ****** ****** ****** ****** ****** 5.26 6.10 5.49 3.90 3.85 ****** 1977 2.29 4.22 5.03 5.47 6.98 6.61 6.52 6.20 4.60 5.69 5.87 4.16 5.30 1978 3.09 3.91 3.82 5.96 7.79 6.33 4.95 5.99 5.10 5.06 5.10 4.86 5.16 1979 4.11 4.94 ****** 7.56 6.65 5.40 7.63 6.09 5.64 ****** 4.45 4.63 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 8.38 ****** 8.63 7.10 8.33 7.38 6.02 8.41 5.27 3.92 ****** 1983 3.57 4.32 ****** 7.63 10.12 8.74 10.29 12.00 8.47 5.13 5.25 4.36 ****** 1984 3.89 4.02 ****** ****** ****** 7.00 7.75 7.61 6.89 4.73 5.48 ****** ****** 1985 3.93 3.76 4.51 6.20 8.37 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 3.39 4.29 5.75 5.96 7.00 6.38 7.11 6.73 5.46 4.56 3.96 4.67 5.44 1992 3.54 3.97 4.21 5.67 6.95 7.72 5.44 6.19 4.98 4.19 4.06 5.17 5.17 1993 3.33 4.78 4.36 6.63 9.04 6.61 5.94 6.18 7.23 4.47 4.15 4.25 5.58 1994 4.22 3.35 5.37 5.11 5.34 4.74 5.75 10.42 4.98 5.61 5.31 3.56 5.31 1995 3.59 4.06 4.11 6.50 5.45 5.91 6.33 7.17 5.55 4.07 2.91 3.24 4.91 1996 2.97 4.35 5.71 6.56 6.41 6.16 5.64 3.93 5.56 4.33 3.70 3.30 4.88 1997 3.50 2.63 4.44 5.97 6.11 8.00 10.06 4.82 4.06 6.02 5.53 4.60 5.48 1998 4.30 4.14 4.96 7.34 7.68 7.98 8.57 7.09 5.36 4.65 4.54 4.47 5.92 1999 4.36 4.62 4.96 4.75 5.33 5.29 6.12 4.61 4.67 4.93 5.59 4.49 4.98 2000 3.40 3.66 3.55 4.41 4.93 4.61 4.50 3.96 5.45 5.79 4.63 5.05 4.50 MEAN 3.67 4.45 5.54 6.96 8.97 8.25 9.26 8.50 6.74 5.67 4.73 4.28 6.41 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 -12.0 19 -3.5 12 -2.5 4 ***** ** 5.0 4 8.0 17 9.0 1 10.0 28 -0.5 25 0.0 13 -7.5 24 -7.0 31 ***** 1963 -7.0 7 -10.0 10 -7.0 8 -1.0 4 5.0 15 10.0 25 12.0 1 7.5 28 5.5 14 3.5 31 -6.0 27 -20.0 31 -20.0 1964 -20.0 6 -17.5 1 -3.0 8 0.0 17 6.5 3 11.0 5 13.0 30 10.0 25 4.0 25 -4.5 31 -11.0 30 -25.0 28 -25.0 1965 -21.0 19 -8.5 16 -9.0 17 1.5 7 8.5 21 12.5 4 14.5 2 3.5 26 4.0 18 -3.5 22 -17.5 30 -17.5 2 -21.0 1966 1.0 14 3.5 1 2.5 31 2.5 1 3.5 1 ***** ** 11.0 29 13.0 5 5.5 3 -3.5 23 -7.5 30 -11.5 24 ***** 1967 -23.5 23 -7.0 1 -9.0 1 1.0 4 3.0 1 7.0 23 ***** ** ***** ** 4.0 17 -3.5 13 -19.0 27 -17.0 29 ***** 1968 -18.0 9 -2.0 25 -17.0 26 7.0 4 4.0 23 10.0 1 11.0 6 14.0 7 8.0 4 2.0 20 -3.0 27 -6.0 24 -18.0 1969 -17.0 8 -15.0 2 -6.0 21 1.5 17 5.0 6 13.0 3 12.5 9 ***** ** ***** ** ***** ** -8.0 19 -3.0 12 ***** 1970 ***** ** ***** ** -6.9 14 3.5 14 5.5 10 5.5 13 12.5 8 11.5 16 9.8 22 -0.4 26 1.0 15 -15.5 23 ***** 1971 -2.0 26 -6.4 1 -3.2 8 4.0 5 10.0 1 10.0 6 10.0 5 10.0 11 10.8 9 ***** ** ***** ** -5.0 21 ***** 1972 -22.0 25 -20.0 1 -8.0 2 4.2 5 3.0 11 10.0 2 12.8 11 12.0 25 3.4 19 4.6 29 -1.2 21 -19.0 25 -22.0 1973 -17.2 1 -2.0 5 -1.0 30 ***** ** 8.2 7 11.0 8 16.2 1 13.0 10 -3.0 25 8.4 28 ***** ** -10.0 14 ***** 1974 -10.2 6 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 13.2 14 11.2 16 7.2 26 0.0 30 -14.0 28 ***** 1975 -8.0 22 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 11.0 26 7.2 26 -8.0 15 -8.0 23 ***** 1976 -8.4 1 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 12.0 30 4.0 16 -2.0 31 -11.0 15 -7.5 22 ***** 1977 -19.0 23 -16.5 1 -2.5 1 2.0 18 6.5 11 13.5 10 12.5 1 9.0 31 6.0 30 -2.5 25 0.0 16 -9.0 28 -19.0 1978 -18.4 14 -14.0 28 -12.5 1 1.0 17 5.0 3 7.0 9 10.0 29 6.0 24 4.0 18 2.0 12 -4.5 22 -8.5 18 -18.4 1979 -11.0 28 -8.0 12 ***** ** 3.5 12 2.5 1 7.0 2 13.0 2 8.5 22 7.0 19 ***** ** -6.5 23 -5.0 5 ***** 1980 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1983 ***** ** ***** ** ***** ** 2.8 1 7.0 1 10.8 2 15.0 4 15.8 28 8.4 19 0.0 22 -1.6 27 -8.4 19 ***** 1984 ***** ** -18.0 6 ***** ** ***** ** ***** ** 11.0 1 10.8 8 17.8 25 8.0 25 1.0 25 -0.1 30 ***** ** ***** 1985 ***** ** -5.8 25 -12.0 9 3.5 8 9.5 1 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 -7.2 16 -12.0 14 -7.6 12 2.4 8 4.2 6 7.8 24 12.0 15 6.2 23 2.0 29 -1.0 14 -7.0 25 -5.8 21 -12.0 1992 -17.6 29 -8.0 17 -15.8 12 0.0 4 -0.6 4 11.6 16 11.2 17 7.4 19 3.4 13 -4.0 19 -4.8 21 -4.8 29 -17.6 1993 -12.6 21 -6.4 17 -12.8 3 1.0 2 3.0 11 11.2 24 12.2 30 9.2 4 6.0 28 -3.5 9 -7.2 23 -5.6 1 -12.8 1994 -7.4 11 -10.0 20 -1.8 3 -3.8 6 6.2 8 11.0 6 10.6 16 12.2 19 3.0 8 -0.6 26 -2.0 11 -11.6 8 -11.6 1995 -7.0 10 -11.4 26 -6.6 6 -0.4 8 3.4 21 7.6 2 13.2 27 10.8 8 5.2 4 -7.6 19 -8.6 29 -8.4 21 -11.4 1996 -12.0 15 -9.6 4 -2.6 1 -2.5 5 2.4 3 9.0 18 14.8 12 3.6 31 5.4 1 -1.2 3 -5.8 19 -10.0 6 -12.0 1997 -5.6 25 -10.2 2 -6.4 9 -0.4 13 4.6 7 10.6 3 13.4 1 7.4 27 6.4 10 2.0 21 -5.6 26 -8.0 19 -10.2 1998 -12.8 15 -9.0 11 -9.0 3 1.6 8 1.6 4 11.4 12 13.0 3 12.0 26 5.6 13 -1.6 11 -1.4 25 -5.0 23 -12.8 1999 -11.4 3 -3.2 2 -3.2 7 -2.0 24 5.8 13 10.4 18 11.0 14 11.6 17 3.2 30 1.0 28 -4.0 22 -7.8 1 -11.4 2000 -13.0 12 -14.8 9 -6.2 17 0.6 1 8.6 12 6.8 14 11.0 26 11.0 14 8.5 21 3.2 9 -4.2 18 -5.0 31 -14.8 LOW. -23.5 23 -20.0 1 -17.0 26 -3.8 6 -0.6 4 5.5 13 9.0 1 3.5 26 -3.0 25 -7.6 19 -19.0 27 -25.0 28 -25.0 YEAR 1967 1972 1968 1994 1992 1970 1962 1965 1973 1995 1967 1964 1964 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 18.5 8 23.0 20 23.5 19 ***** ** 30.5 20 36.0 9 38.0 6 ***** ** ***** ** 29.0 9 23.5 7 20.0 24 ***** 1963 23.0 31 24.0 25 26.0 26 32.0 10 36.0 29 39.5 12 39.0 25 36.5 16 37.0 6 34.5 16 24.5 1 20.0 1 39.5 1964 9.0 18 17.5 26 25.5 26 30.0 30 37.5 22 37.5 2 43.0 10 39.0 13 33.0 7 32.0 1 25.5 25 17.5 23 43.0 1965 17.5 13 22.5 28 27.5 9 28.5 28 37.5 12 36.5 2 41.5 13 36.0 1 33.5 2 28.5 2 17.5 2 17.5 9 41.5 1966 19.5 12 19.0 14 22.5 27 31.0 21 39.0 19 ***** ** 41.5 4 41.5 21 37.5 1 25.0 4 18.5 17 15.5 1 ***** 1967 ***** ** 19.0 9 18.0 21 27.0 20 39.0 28 37.5 3 ***** ** ***** ** 34.5 4 27.0 5 21.0 2 21.0 19 ***** 1968 17.0 2 19.0 8 23.0 24 33.0 20 35.0 28 41.0 18 41.0 1 40.0 10 38.0 10 34.0 1 21.0 1 18.0 2 41.0 1969 15.0 14 20.0 26 24.5 6 31.5 1 38.0 24 37.5 26 36.0 1 ***** ** ***** ** 31.5 1 22.5 2 19.0 24 ***** 1970 ***** ** ***** ** 24.5 31 31.5 8 36.8 31 39.5 30 39.5 1 39.5 5 37.0 7 34.8 1 26.0 1 15.0 1 ***** 1971 18.0 1 15.0 21 23.0 14 29.0 25 37.2 26 39.2 8 36.5 7 37.0 6 34.0 2 ***** ** ***** ** 21.0 6 ***** 1972 6.0 5 ***** ** 16.0 31 29.0 12 30.2 30 37.0 25 38.0 1 32.0 2 32.0 1 29.0 1 20.0 1 19.0 1 ***** 1973 12.0 30 17.0 22 20.0 26 ***** ** 25.0 26 35.0 28 38.0 29 39.0 2 31.0 1 28.0 1 ***** ** 19.0 2 ***** 1974 8.0 7 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 32.0 1 30.0 1 25.0 1 18.0 1 15.0 10 ***** 1975 16.0 4 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 30.0 1 25.0 1 18.0 1 17.0 12 ***** 1976 12.0 31 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 36.0 18 35.5 5 28.5 13 24.0 4 15.0 16 ***** 1977 4.0 1 20.5 19 29.0 20 27.0 15 30.0 19 39.0 20 37.0 4 37.0 27 32.0 20 31.0 2 18.0 1 16.0 5 39.0 1978 17.0 4 17.5 18 24.5 31 31.0 30 32.0 14 39.0 30 40.0 1 36.5 8 36.5 9 30.0 1 17.5 1 20.0 10 40.0 1979 16.5 6 19.5 18 ***** ** 30.0 5 31.5 23 38.5 23 39.0 11 38.5 1 37.0 12 ***** ** 26.0 1 17.5 15 ***** 1980 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 28.0 5 20.0 9 11.4 17 ***** 1983 13.0 3 15.0 21 ***** ** 29.4 22 34.2 13 39.6 23 42.0 30 41.0 1 36.6 9 33.0 5 25.6 2 17.2 9 ***** 1984 11.8 8 14.6 12 ***** ** ***** ** ***** ** 37.4 21 39.2 20 38.8 2 36.4 3 27.8 17 25.2 2 ***** ** ***** 1985 15.8 30 21.0 26 21.6 20 33.5 24 32.0 30 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 12.0 31 15.4 27 19.6 30 28.2 22 35.6 31 35.8 12 41.0 8 38.5 6 38.0 9 25.4 27 26.0 4 17.4 1 41.0 1992 13.2 21 18.4 23 17.8 30 28.2 14 29.2 30 38.4 19 38.0 6 36.0 25 34.2 25 28.0 12 24.8 14 16.4 16 38.4 1993 13.8 29 15.4 12 20.6 30 29.2 20 32.2 27 37.6 19 36.6 3 36.4 28 35.6 4 32.0 1 24.4 1 16.0 23 37.6 1994 15.8 5 16.4 28 24.2 22 33.2 26 32.6 14 38.8 17 38.5 7 39.2 1 32.4 1 26.4 20 23.4 5 17.6 20 39.2 1995 16.4 30 17.0 4 22.6 26 29.2 4 34.1 7 39.4 30 40.6 16 39.6 23 35.6 20 30.8 5 26.8 11 12.8 4 40.6 1996 16.0 6 16.0 10 21.2 31 28.0 23 34.0 31 38.2 3 36.2 8 37.6 27 38.6 9 29.5 14 23.4 8 19.2 29 38.6 1997 17.2 2 21.0 22 23.2 24 27.6 28 34.0 28 37.2 16 39.2 18 39.8 15 37.8 1 32.0 3 22.0 5 17.2 10 39.8 1998 12.4 26 17.0 8 24.5 29 31.8 18 33.8 22 37.6 28 41.6 6 37.0 18 39.2 5 33.6 2 26.2 1 24.2 12 41.6 1999 16.2 16 20.6 27 21.6 27 27.8 30 35.0 20 39.8 29 39.0 5 38.2 30 36.8 13 31.0 12 23.2 1 16.0 30 39.8 2000 16.8 2 17.2 25 24.4 25 32.6 10 38.0 27 38.2 24 35.6 8 37.0 1 34.6 1 28.2 12 23.2 2 16.0 22 38.2 HIG. 23.0 31 24.0 25 29.0 20 33.5 24 39.0 19 41.0 18 43.0 10 41.5 21 39.2 5 34.8 1 26.8 11 24.2 12 43.0 YEAR 1963 1963 1977 1985 1966 1968 1964 1966 1998 1970 1995 1998 1964 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 8.0 9 8.0 6 6.0 12 11.0 28 5.0 22 9.0 10 4.0 7 0.0 ** 0.0 ** 7.0 11 0.0 ** 15.0 24 15.0 1963 8.0 6 11.0 3 15.0 14 23.0 20 16.0 18 0.0 ** 0.0 ** 0.0 ** 6.5 10 5.5 19 1.5 13 18.0 27 23.0 1964 15.0 19 15.0 16 18.0 29 27.0 2 5.0 12 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 11 35.0 26 35.0 1965 24.0 10 15.5 9 22.0 3 1.0 3 7.0 4 0.5 9 0.0 ** 0.0 ** 3.0 22 0.0 ** 8.0 10 4.0 22 24.0 1966 18.0 16 18.0 23 14.0 11 18.0 5 0.0 ** ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 25 ***** 1967 27.0 23 12.0 10 18.0 10 29.0 15 7.5 4 0.0 ** ***** ** ***** ** 15.0 23 1.0 3 0.0 ** 1.5 30 ***** 1968 27.0 9 18.0 1 25.0 26 17.0 19 4.0 31 0.0 ** 0.0 ** 0.0 ** 0.0 ** 12.0 22 23.0 8 8.0 15 27.0 1969 20.0 23 23.0 19 14.0 20 11.3 10 10.0 17 0.0 ** 28.0 12 ***** ** 0.0 ** 9.0 14 25.0 10 4.0 3 ***** 1970 ***** ** ***** ** 11.3 24 3.7 25 3.1 8 0.0 ** 1.4 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 13.0 15 ***** 1971 2.0 14 12.0 7 8.0 24 17.4 27 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** 22.2 20 ***** 1972 8.4 19 15.0 20 14.2 10 8.2 25 19.2 21 2.6 16 0.0 ** 2.4 2 3.4 18 2.4 31 0.0 ** 12.4 2 19.2 1973 8.4 31 37.6 23 31.2 23 ***** ** 9.4 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 6.2 13 ***** 1974 6.4 17 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.2 27 ***** 1975 8.8 5 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** 0.0 ** 12.4 30 13.0 25 ***** 1976 16.6 25 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** 0.0 ** 1.0 31 12.0 2 9.8 31 ***** 1977 28.0 8 7.5 25 15.5 28 5.2 11 20.0 23 3.5 1 0.0 ** 0.0 ** 0.0 ** 24.5 23 10.0 15 13.5 4 28.0 1978 17.0 21 21.0 13 11.0 7 14.5 15 18.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.0 22 16.5 1 14.0 4 21.0 1979 22.5 24 25.5 12 25.0 15 4.0 2 8.0 7 0.0 ** 0.0 ** 0.0 ** 1.5 15 ***** ** 0.0 ** 19.0 9 ***** 1980 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 ***** ** ***** ** 3.0 2 ***** ** 9.0 28 10.0 25 0.0 ** 0.0 ** 0.0 ** 30.0 2 12.0 3 5.0 7 ***** 1983 7.2 16 9.0 18 ***** ** 6.0 5 2.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.0 26 12.0 15 ***** 1984 10.0 17 9.2 5 ***** ** ***** ** ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.2 16 ***** ** ***** 1985 10.0 23 8.0 2 9.0 25 4.0 4 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 11.0 26 12.0 22 22.0 15 10.0 1 7.0 7 0.0 ** 0.2 14 0.0 ** 0.1 26 0.2 6 0.9 19 36.0 15 36.0 1992 14.4 22 14.0 11 25.0 10 15.6 19 19.3 13 14.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 26 17.0 22 25.0 1993 8.0 9 20.9 5 17.7 2 21.5 13 26.0 29 1.0 1 1.0 28 0.5 17 0.0 ** 1.0 30 9.0 29 5.0 6 26.0 1994 9.0 3 3.0 4 28.2 13 3.0 19 10.4 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 4 9.2 26 4.5 1 28.2 1995 4.1 18 20.0 24 12.0 18 13.0 16 2.0 1 4.0 28 0.0 ** 0.0 ** 5.2 22 0.4 13 1.2 26 2.1 5 20.0 1996 7.5 20 16.1 3 18.0 3 10.0 4 4.0 26 0.8 28 0.0 ** 0.0 ** 0.0 ** 0.6 31 9.0 12 0.5 1 18.0 1997 10.0 17 2.1 28 18.0 27 27.0 20 11.0 6 5.3 19 0.0 ** 0.0 ** 0.0 ** 9.0 24 16.1 1 11.0 21 27.0 1998 13.7 6 29.0 10 14.0 2 22.0 6 3.0 13 2.0 21 0.0 ** 0.0 ** 0.0 ** 7.0 25 0.0 ** 2.0 25 29.0 1999 22.6 19 17.0 21 29.0 3 6.0 7 4.4 11 4.0 9 5.0 13 0.0 ** 3.0 28 0.6 26 8.0 9 6.2 17 29.0 2000 6.5 30 8.0 14 7.7 3 0.4 1 0.0 ** 5.0 13 0.0 ** 0.0 ** 1.1 19 8.0 15 13.6 6 19.0 16 19.0 HIG. 28.0 8 37.6 23 31.2 23 29.0 15 26.0 29 14.0 6 28.0 12 2.4 2 15.0 23 30.0 2 25.0 10 36.0 15 37.6 YEAR 1977 1973 1973 1967 1993 1992 1969 1972 1967 1982 1969 1991 1973 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1962 8.0 15.0 6.0 34.0 5.0 13.0 4.0 0.0 0.0 17.5 0.0 16.5 119.0 24.4 43.7 3.4 28.6 1963 8.0 16.0 36.0 47.5 53.0 0.0 0.0 0.0 11.5 5.5 2.5 76.0 256.0 23.4 39.3 4.5 32.8 1964 56.0 44.0 36.0 62.0 5.0 0.0 0.0 0.0 0.0 0.0 20.0 58.0 281.0 48.4 23.8 0.0 27.8 1965 148.7 15.5 60.0 1.0 13.0 0.5 0.0 0.0 7.0 0.0 8.0 4.0 257.7 87.0 5.6 2.7 4.7 1966 31.0 63.0 14.0 45.5 0.0 ****** 0.0 0.0 0.0 0.0 0.0 2.0 ****** 69.5 29.3 0.0 1.3 1967 71.5 37.0 25.0 98.0 11.5 0.0 ****** ****** 27.0 1.0 0.0 1.5 ****** 49.0 40.2 9.9 0.9 1968 42.0 30.0 25.0 17.0 4.0 0.0 0.0 0.0 0.0 18.0 70.0 24.5 230.5 42.1 9.1 0.0 48.8 1969 89.0 63.0 29.0 34.5 23.0 0.0 34.0 ****** 0.0 23.5 43.5 14.1 ****** 51.2 16.3 9.6 22.9 1970 ****** ****** 40.4 8.1 4.4 0.0 1.4 0.0 0.0 0.0 0.0 14.5 ****** 58.7 18.2 2.0 21.1 1971 4.5 35.0 17.0 47.2 0.0 0.0 0.0 0.0 0.0 ****** ****** 35.5 ****** 40.6 33.9 0.0 25.5 1972 39.8 35.2 92.2 25.2 79.8 2.6 0.0 2.4 3.4 2.4 0.0 45.8 328.8 50.9 32.7 1.8 14.7 1973 26.8 69.4 74.6 ****** 14.8 0.0 0.0 0.0 0.0 0.0 ****** 10.0 ****** 87.3 7.6 0.0 5.1 1974 36.6 ****** ****** ****** ****** ****** ****** 0.0 0.0 0.0 0.0 13.4 ****** 73.2 ***** 0.0 26.8 1975 27.6 ****** ****** ****** ****** ****** ****** ****** 0.0 0.0 21.2 38.4 ****** 31.7 ***** 0.0 68.3 1976 51.0 ****** ****** ****** ****** ****** ****** 0.0 0.0 1.0 25.5 18.8 ****** 53.0 ***** 0.0 47.0 1977 89.0 7.5 15.5 8.0 29.0 6.5 0.0 0.0 0.0 78.7 39.2 30.3 303.7 36.9 14.3 0.0 48.8 1978 54.3 81.1 25.5 30.3 55.8 0.0 0.0 0.0 0.0 3.0 49.5 28.5 328.0 49.1 26.3 0.0 24.7 1979 81.5 61.0 118.0 9.0 16.0 0.0 0.0 0.0 1.5 ****** 0.0 60.4 ****** 75.0 7.2 0.4 17.4 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1982 ****** ****** 5.0 ****** 20.0 10.0 0.0 0.0 0.0 68.0 44.0 19.0 ****** 3.0 18.1 0.0 78.9 1983 16.8 14.6 ****** 12.0 3.0 0.0 0.0 0.0 0.0 0.0 7.0 40.1 ****** 33.6 16.0 0.0 50.4 1984 23.8 21.0 ****** ****** ****** 0.0 0.0 0.0 0.0 0.0 17.2 ****** ****** 72.3 0.0 0.0 27.7 1985 28.2 25.0 35.2 7.0 0.0 ****** ****** ****** ****** ****** ****** ****** ****** 92.7 7.3 ***** ***** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1991 39.4 33.3 89.7 29.4 17.8 0.0 0.2 0.0 0.1 0.6 1.8 100.7 313.0 51.9 15.1 0.1 32.9 1992 46.7 22.3 93.8 35.8 56.5 31.5 0.0 0.0 0.0 0.0 6.4 57.2 350.2 46.5 35.4 0.0 18.2 1993 21.5 77.5 61.7 67.6 71.9 2.7 1.0 0.5 0.0 1.0 10.6 6.4 322.4 49.8 44.1 0.5 5.6 1994 42.5 6.8 70.3 6.8 16.7 0.0 0.0 0.0 0.0 12.3 25.7 9.7 190.8 62.7 12.3 0.0 25.0 1995 9.0 69.2 30.9 39.5 4.9 4.3 0.0 0.0 7.2 0.4 2.2 6.7 174.3 62.6 27.9 4.1 5.3 1996 17.9 32.9 98.1 25.2 14.0 0.8 0.0 0.0 0.0 0.9 9.0 1.3 200.1 74.4 20.0 0.0 5.6 1997 22.0 3.4 78.7 43.0 32.7 11.1 0.0 0.0 0.0 16.3 22.2 31.6 261.0 39.9 33.3 0.0 26.9 1998 50.3 110.6 25.4 39.4 9.8 3.0 0.0 0.0 0.0 7.0 0.0 3.0 248.5 75.0 21.0 0.0 4.0 1999 48.3 29.9 72.8 9.1 9.4 4.0 7.4 0.0 3.2 0.6 18.1 9.3 212.1 71.2 10.6 5.0 13.2 2000 16.8 27.2 10.5 0.9 0.0 5.0 0.0 0.0 1.3 12.7 35.0 48.7 158.1 34.5 3.7 0.8 61.0 MEAN 41.6 38.8 47.6 30.1 20.4 3.5 1.8 0.1 2.0 9.3 16.5 27.5 239.2 53.5 22.6 1.6 22.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 1 4 1 4 1 2 1 0 0 3 0 2 19 1963 1 2 5 6 8 0 0 0 2 1 2 7 34 1964 5 6 4 7 1 0 0 0 0 0 4 3 30 1965 14 1 6 1 3 1 0 0 3 0 1 1 31 1966 3 6 1 4 0 *** 0 0 0 0 0 1 *** 1967 4 4 2 11 2 0 *** *** 2 1 0 1 *** 1968 2 2 1 1 1 0 0 0 0 3 4 5 19 1969 11 7 4 4 4 0 2 *** 0 4 5 7 *** 1970 *** *** 12 6 3 0 3 0 0 0 0 2 *** 1971 3 5 3 4 0 0 1 0 0 *** *** 3 *** 1972 9 4 14 4 8 1 0 1 1 1 0 6 49 1973 5 5 6 *** 3 0 0 0 0 0 *** 3 *** 1974 11 *** *** *** *** *** *** 0 0 0 0 6 *** 1975 8 *** *** *** *** *** *** *** 0 0 4 5 *** 1976 7 *** *** *** *** *** *** 0 0 1 4 4 *** 1977 7 1 1 4 2 2 0 0 0 10 6 4 37 1978 6 7 5 6 7 0 0 0 0 1 7 4 43 1979 7 5 9 3 3 0 0 0 1 *** 0 11 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 3 *** 3 1 0 0 0 8 8 6 *** 1983 5 3 *** 4 2 0 0 0 0 0 1 6 *** 1984 5 3 *** *** *** 0 0 0 0 0 6 *** *** 1985 8 5 8 2 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 11 13 19 6 9 0 1 0 1 3 3 10 76 1992 13 11 17 12 13 9 0 0 0 0 4 12 91 1993 7 14 12 12 11 4 1 1 0 1 3 5 71 1994 11 9 15 7 5 0 0 0 0 5 6 5 63 1995 8 9 8 13 3 2 0 0 2 1 3 7 56 1996 7 8 19 13 9 1 0 0 0 3 1 3 64 1997 6 4 14 9 6 9 0 0 0 4 5 9 66 1998 15 13 8 7 8 2 0 0 0 1 0 2 56 1999 10 9 13 4 4 1 3 0 2 1 9 4 60 2000 9 7 5 3 0 1 0 0 2 4 5 8 44 MEAN 7 6 8 6 4 1 0 0 1 2 3 5 43 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 1 4 1 4 1 2 1 0 0 3 0 2 19 1963 1 2 5 6 8 0 0 0 2 1 2 7 34 1964 5 6 4 7 1 0 0 0 0 0 4 3 30 1965 14 1 6 1 2 0 0 0 3 0 1 1 29 1966 3 6 1 4 0 *** 0 0 0 0 0 1 *** 1967 4 4 2 11 2 0 *** *** 2 1 0 1 *** 1968 2 2 1 1 1 0 0 0 0 3 4 5 19 1969 11 7 4 4 4 0 2 *** 0 4 5 4 *** 1970 *** *** 7 2 2 0 1 0 0 0 0 2 *** 1971 3 5 3 4 0 0 0 0 0 *** *** 3 *** 1972 8 4 14 4 8 1 0 1 1 1 0 6 48 1973 5 5 6 *** 3 0 0 0 0 0 *** 3 *** 1974 11 *** *** *** *** *** *** 0 0 0 0 6 *** 1975 8 *** *** *** *** *** *** *** 0 0 4 5 *** 1976 7 *** *** *** *** *** *** 0 0 1 4 4 *** 1977 7 1 1 2 2 2 0 0 0 10 6 4 35 1978 6 7 5 6 7 0 0 0 0 1 7 4 43 1979 7 5 9 3 3 0 0 0 1 *** 0 10 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 3 *** 3 1 0 0 0 8 8 6 *** 1983 5 3 *** 4 2 0 0 0 0 0 1 6 *** 1984 5 3 *** *** *** 0 0 0 0 0 6 *** *** 1985 8 5 8 2 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 6 6 11 5 5 0 0 0 0 0 0 7 40 1992 10 4 9 6 8 4 0 0 0 0 1 8 50 1993 4 12 11 8 8 2 1 0 0 1 2 1 50 1994 8 2 9 3 2 0 0 0 0 4 4 3 35 1995 3 8 6 7 2 1 0 0 2 0 1 3 33 1996 6 5 15 5 6 0 0 0 0 0 1 0 38 1997 4 1 11 7 5 3 0 0 0 3 3 5 42 1998 12 11 5 4 5 2 0 0 0 1 0 2 42 1999 5 7 9 3 3 1 2 0 1 0 3 2 36 2000 7 4 2 0 0 1 0 0 1 3 4 7 29 MEAN 6 5 6 4 3 1 0 0 0 2 2 4 33 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 0 0 0 1 0 0 0 0 0 0 0 1 2 1963 0 1 1 2 1 0 0 0 0 0 0 3 8 1964 3 2 1 2 0 0 0 0 0 0 0 2 10 1965 8 1 3 0 0 0 0 0 0 0 0 0 12 1966 1 4 1 2 0 *** 0 0 0 0 0 0 *** 1967 3 3 1 4 0 0 *** *** 2 0 0 0 *** 1968 2 2 1 1 0 0 0 0 0 1 4 0 11 1969 4 2 2 2 1 0 1 *** 0 0 1 0 *** 1970 *** *** 1 0 0 0 0 0 0 0 0 1 *** 1971 0 2 0 2 0 0 0 0 0 *** *** 2 *** 1972 0 1 4 0 4 0 0 0 0 0 0 3 12 1973 0 2 3 *** 0 0 0 0 0 0 *** 0 *** 1974 0 *** *** *** *** *** *** 0 0 0 0 0 *** 1975 0 *** *** *** *** *** *** *** 0 0 1 1 *** 1976 2 *** *** *** *** *** *** 0 0 0 1 0 *** 1977 4 0 1 0 1 0 0 0 0 2 1 1 10 1978 2 3 1 1 2 0 0 0 0 0 2 2 13 1979 3 3 7 0 0 0 0 0 0 *** 0 2 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 0 *** 0 1 0 0 0 1 2 0 *** 1983 0 0 *** 0 0 0 0 0 0 0 0 1 *** 1984 1 0 *** *** *** 0 0 0 0 0 0 *** *** 1985 1 0 0 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 1 1 3 1 0 0 0 0 0 0 0 4 10 1992 1 1 2 1 2 2 0 0 0 0 0 2 11 1993 0 2 2 3 3 0 0 0 0 0 0 0 10 1994 0 0 3 0 1 0 0 0 0 0 0 0 4 1995 0 2 1 1 0 0 0 0 0 0 0 0 4 1996 0 1 3 1 0 0 0 0 0 0 0 0 5 1997 1 0 2 1 1 0 0 0 0 0 1 1 7 1998 1 4 1 2 0 0 0 0 0 0 0 0 8 1999 2 1 2 0 0 0 0 0 0 0 0 0 5 2000 0 0 0 0 0 0 0 0 0 0 2 1 3 MEAN 1 1 2 1 1 0 0 0 0 0 1 1 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 69 83 69 *** 61 53 43 56 50 60 72 79 *** 1963 68 67 69 64 67 57 45 54 52 63 73 73 63 1964 63 78 76 68 53 41 49 55 50 68 56 46 59 1965 48 68 73 62 62 49 44 35 33 51 51 50 52 1966 75 76 76 62 63 *** 69 86 24 50 47 64 *** 1967 42 61 62 62 40 38 *** *** 56 41 40 55 *** 1968 50 59 54 43 36 54 22 27 26 24 46 63 42 1969 83 80 64 57 58 43 43 *** *** 59 80 82 *** 1970 *** *** 79 66 58 42 46 44 37 50 64 69 *** 1971 91 82 79 79 66 45 36 36 38 *** *** 73 *** 1972 62 46 80 72 73 63 61 66 66 65 66 58 65 1973 64 69 68 *** 65 60 63 61 66 67 *** 67 *** 1974 63 *** *** *** *** *** *** 71 71 75 80 70 *** 1975 75 *** *** *** *** *** *** *** 71 73 78 77 *** 1976 79 *** *** *** *** *** *** 29 57 61 76 85 *** 1977 82 88 77 74 73 46 38 39 36 63 87 88 66 1978 82 80 83 80 78 47 33 44 42 63 88 91 68 1979 90 89 *** 65 74 37 46 40 45 *** 66 80 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 63 *** 64 46 42 52 54 82 87 88 *** 1983 85 79 *** 75 66 54 56 58 58 54 68 89 *** 1984 87 83 *** *** *** 47 45 42 54 57 77 *** *** 1985 83 77 75 60 62 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 79 89 92 75 71 50 46 48 53 61 72 83 68 1992 83 76 81 79 79 63 39 50 50 60 65 92 68 1993 86 89 86 77 79 57 42 50 62 62 77 90 71 1994 89 84 84 76 55 39 40 49 47 75 74 85 66 1995 87 86 82 79 60 47 40 45 50 57 52 85 64 1996 82 85 90 78 63 43 38 37 48 61 78 75 65 1997 80 78 81 77 68 58 47 41 43 66 88 89 68 1998 89 88 81 79 68 51 48 51 50 65 73 78 68 1999 88 83 85 76 57 38 45 34 51 65 85 85 66 2000 78 83 76 57 44 39 33 36 47 72 85 91 62 MEAN 76 78 76 70 63 48 44 48 50 61 71 77 64 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 60 64 60 *** 50 30 23 32 25 37 60 69 *** 1963 50 47 50 42 42 27 27 28 23 28 47 56 39 1964 71 72 52 55 49 35 40 30 44 44 54 69 51 1965 67 74 65 61 65 59 60 45 21 48 53 59 56 1966 70 64 81 58 63 *** 67 80 25 45 48 58 *** 1967 44 56 61 58 38 36 *** *** 57 39 40 48 *** 1968 50 55 52 35 37 31 29 27 18 19 42 57 38 1969 85 74 62 57 53 40 26 *** *** 41 56 58 *** 1970 *** *** 51 32 23 21 24 22 25 23 28 77 *** 1971 78 81 77 78 69 49 24 40 45 *** *** 57 *** 1972 61 52 67 55 56 46 42 42 43 50 62 55 53 1973 57 53 55 *** 47 38 30 32 48 52 *** 55 *** 1974 47 *** *** *** *** *** *** 35 44 47 52 63 *** 1975 62 *** *** *** *** *** *** *** 42 46 65 73 *** 1976 69 *** *** *** *** *** *** 18 23 33 45 65 *** 1977 70 54 34 36 41 20 19 20 19 38 52 60 39 1978 53 49 40 38 36 19 17 22 19 25 49 49 35 1979 58 51 *** 37 35 18 24 19 23 *** 33 54 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 38 *** 39 21 23 26 26 53 63 70 *** 1983 78 61 *** 51 36 25 27 29 33 29 41 71 *** 1984 58 71 *** *** *** 20 19 24 29 35 46 *** *** 1985 76 45 50 37 38 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 56 63 70 39 34 23 24 24 24 29 39 56 40 1992 63 52 53 44 47 26 17 23 20 26 30 63 39 1993 59 63 48 38 40 23 18 24 29 31 42 54 39 1994 59 48 44 31 20 16 18 26 25 35 36 47 34 1995 45 53 40 43 22 18 17 21 23 23 24 50 32 1996 50 56 62 42 31 19 17 14 19 29 36 39 35 1997 48 35 46 36 29 23 25 17 16 31 52 62 35 1998 72 62 48 39 36 25 24 24 21 27 37 45 38 1999 65 44 51 34 27 17 21 15 21 26 58 51 36 2000 48 50 35 20 17 18 16 14 19 35 47 60 32 MEAN 61 57 54 44 40 28 27 28 28 35 46 58 42 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 60 61 54 *** 49 34 22 31 30 36 56 68 *** 1963 55 56 57 53 54 32 36 24 32 35 68 66 47 1964 62 69 55 60 45 53 50 41 60 54 62 61 56 1965 67 69 65 68 71 67 73 55 35 53 60 62 62 1966 65 61 79 60 62 *** 76 82 29 42 40 66 *** 1967 43 51 58 60 40 25 *** *** 56 41 40 48 *** 1968 46 49 42 37 36 24 29 29 18 18 39 58 35 1969 78 79 63 61 51 31 31 *** *** 41 71 75 *** 1970 *** *** 63 41 33 24 24 23 29 36 46 73 *** 1971 87 82 78 79 67 47 27 35 38 *** *** 72 *** 1972 60 50 77 70 69 61 60 65 64 66 67 59 64 1973 70 65 68 *** 64 59 57 59 66 67 *** 65 *** 1974 66 *** *** *** *** *** *** 65 68 71 79 74 *** 1975 79 *** *** *** *** *** *** *** 68 71 79 80 *** 1976 78 *** *** *** *** *** *** 19 30 43 62 77 *** 1977 80 64 40 45 40 22 21 26 25 51 74 79 47 1978 69 71 51 45 49 27 19 23 28 42 84 78 49 1979 78 75 *** 52 48 23 24 23 23 *** 56 71 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 51 *** 54 30 33 32 33 70 79 85 *** 1983 84 71 *** 65 56 35 34 48 42 43 54 79 *** 1984 77 84 *** *** *** 29 30 28 37 42 66 *** *** 1985 83 66 66 53 49 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 68 75 72 44 42 25 23 23 26 36 49 73 46 1992 77 66 65 47 50 33 18 26 26 37 47 82 48 1993 76 76 58 53 54 28 20 23 34 40 54 75 49 1994 77 59 56 35 26 16 18 34 29 46 52 65 43 1995 59 62 45 51 30 22 18 22 27 30 33 61 38 1996 59 68 73 51 36 23 18 15 22 35 51 51 42 1997 61 41 59 44 36 31 29 15 18 43 70 77 44 1998 83 73 56 48 42 28 26 24 22 33 45 57 45 1999 75 56 59 35 26 17 21 14 22 33 69 68 41 2000 58 60 38 22 18 17 14 13 25 45 63 79 38 MEAN 69 65 60 51 46 32 32 33 35 45 59 69 50 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 13 0 0 *** 0 0 0 0 0 0 11 10 *** 1963 7 4 2 0 0 0 0 0 0 0 8 12 33 1964 30 7 0 0 0 0 0 0 0 2 7 29 75 1965 26 12 5 0 0 0 0 0 0 0 20 19 82 1966 0 0 0 0 0 *** 0 0 0 0 17 29 *** 1967 31 5 4 0 0 0 *** *** 0 0 10 13 *** 1968 21 0 3 0 0 0 0 0 0 0 0 5 29 1969 24 14 2 0 0 0 0 *** *** *** 5 0 *** 1970 *** *** 3 0 0 0 0 0 0 0 0 19 *** 1971 0 8 0 0 0 0 0 0 0 *** *** 4 *** 1972 30 29 5 0 0 0 0 0 0 0 0 20 84 1973 22 0 0 *** 0 0 0 0 0 0 *** 20 *** 1974 31 *** *** *** *** *** *** 0 0 0 0 25 *** 1975 17 *** *** *** *** *** *** *** 0 0 6 11 *** 1976 2 *** *** *** *** *** *** 0 0 0 13 12 *** 1977 29 13 0 0 0 0 0 0 0 0 0 11 53 1978 20 10 4 0 0 0 0 0 0 0 3 7 44 1979 8 4 *** 0 0 0 0 0 0 *** 12 4 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** 0 0 0 0 0 0 0 0 11 *** 1984 *** 18 *** *** *** 0 0 0 0 0 0 *** *** 1985 *** 5 6 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 7 9 2 0 0 0 0 0 0 0 5 6 29 1992 10 8 8 0 0 0 0 0 0 1 4 1 32 1993 19 3 5 0 0 0 0 0 0 0 5 4 36 1994 11 11 0 0 0 0 0 0 0 0 0 15 37 1995 10 8 3 0 0 0 0 0 0 2 3 16 42 1996 17 9 0 0 0 0 0 0 0 0 5 10 41 1997 10 16 4 0 0 0 0 0 0 0 1 3 34 1998 10 8 4 0 0 0 0 0 0 0 0 3 25 1999 12 0 0 0 0 0 0 0 0 0 1 6 19 2000 15 10 3 0 0 0 0 0 0 0 1 2 31 MEAN 16 8 3 0 0 0 0 0 0 0 5 11 43 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 0 0 0 *** 1 1 1 0 0 0 0 0 *** 1963 0 0 0 1 0 1 6 0 0 0 0 0 8 1964 0 0 0 0 0 1 7 0 0 0 0 0 8 1965 0 0 0 0 1 0 3 0 0 0 0 0 4 1966 0 0 0 0 2 *** 4 0 0 0 0 0 *** 1967 0 0 0 0 0 0 *** *** 0 0 0 0 *** 1968 0 0 0 0 0 2 1 6 0 0 0 0 9 1969 0 0 0 0 0 11 2 *** *** *** 0 0 *** 1970 *** *** 0 0 0 0 0 0 1 0 0 0 *** 1971 0 0 0 0 0 0 4 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 *** 1974 0 *** *** *** *** *** *** 0 0 0 0 0 *** 1975 0 *** *** *** *** *** *** *** 0 0 0 0 *** 1976 0 *** *** *** *** *** *** 0 0 0 0 0 *** 1977 0 0 0 0 0 1 0 0 0 0 0 0 1 1978 0 0 0 0 0 1 1 0 0 0 0 0 2 1979 0 0 *** 0 0 0 2 1 0 *** 0 0 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** 0 0 1 12 4 0 0 0 0 *** 1984 *** 0 *** *** *** 1 2 9 0 0 0 *** *** 1985 *** 0 0 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 0 0 0 0 0 0 1 0 0 0 0 0 1 1992 0 0 0 0 0 1 0 0 0 0 0 0 1 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 1 0 0 0 0 0 0 1 1995 0 0 0 0 0 0 4 0 0 0 0 0 4 1996 0 0 0 0 0 1 1 1 0 0 0 0 3 1997 0 0 0 0 0 0 2 0 0 0 0 0 2 1998 0 0 0 0 0 0 7 3 0 0 0 0 10 1999 0 0 0 0 0 1 6 2 0 0 0 0 9 2000 0 0 0 0 0 0 2 0 0 0 0 0 2 MEAN 0 0 0 0 0 1 3 1 0 0 0 0 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 0 0 0 *** 0 0 0 *** *** 0 0 0 *** 1963 0 0 0 0 0 0 0 0 0 0 0 4 4 1964 11 0 0 0 0 0 0 0 0 0 0 4 15 1965 3 0 0 0 0 0 0 0 0 0 0 0 3 1966 0 0 0 0 0 *** 0 0 0 0 0 0 *** 1967 *** 0 0 0 0 0 *** *** 0 0 0 0 *** 1968 7 0 0 0 0 0 0 0 0 0 0 0 7 1969 0 0 0 0 0 0 0 *** *** 0 0 0 *** 1970 *** *** 0 0 0 0 0 0 0 0 0 1 *** 1971 0 0 0 0 0 0 0 0 0 *** *** 0 *** 1972 14 *** 1 0 0 0 0 0 0 0 0 9 *** 1973 6 0 0 *** 0 0 0 0 0 0 *** 0 *** 1974 0 *** *** *** *** *** *** 0 0 0 0 1 *** 1975 0 *** *** *** *** *** *** *** 0 0 0 0 *** 1976 0 *** *** *** *** *** *** 0 0 0 0 1 *** 1977 13 1 0 0 0 0 0 0 0 0 0 0 14 1978 3 0 0 0 0 0 0 0 0 0 0 0 3 1979 1 0 *** 0 0 0 0 0 0 *** 0 0 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** 0 0 2 *** 1983 5 0 *** 0 0 0 0 0 0 0 0 0 *** 1984 0 1 *** *** *** 0 0 0 0 0 0 *** *** 1985 0 0 0 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 0 3 0 0 0 0 0 0 0 0 0 0 3 1992 6 0 2 0 0 0 0 0 0 0 0 0 8 1993 5 0 0 0 0 0 0 0 0 0 0 0 5 1994 0 0 0 0 0 0 0 0 0 0 0 1 1 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 1 0 0 0 0 0 0 0 0 0 0 0 1 1997 0 1 0 0 0 0 0 0 0 0 0 1 2 1998 0 3 0 0 0 0 0 0 0 0 0 0 3 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 2 2 0 0 0 0 0 0 0 0 0 0 4 MEAN 3 0 0 0 0 0 0 0 0 0 0 1 4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 0 0 0 *** 5 19 31 *** *** 0 0 0 *** 1963 0 0 0 3 3 29 30 30 17 6 0 0 118 1964 0 0 0 1 25 30 31 28 20 4 0 0 139 1965 0 0 0 0 28 29 31 30 5 0 0 0 123 1966 0 0 0 2 25 *** 29 31 13 0 0 0 *** 1967 *** 0 0 0 21 30 *** *** 14 0 0 0 *** 1968 0 0 0 15 30 28 30 31 27 3 0 0 164 1969 0 0 0 1 7 28 22 *** *** 6 0 0 *** 1970 *** *** 0 2 15 25 30 22 20 8 0 0 *** 1971 0 0 0 0 18 30 25 31 27 *** *** 0 *** 1972 0 *** 0 0 1 19 31 20 16 0 0 0 *** 1973 0 0 0 *** 0 27 31 31 9 0 *** 0 *** 1974 0 *** *** *** *** *** *** 29 6 0 0 0 *** 1975 0 *** *** *** *** *** *** *** 6 0 0 0 *** 1976 0 *** *** *** *** *** *** 23 17 0 0 0 *** 1977 0 0 0 0 1 29 31 26 11 2 0 0 100 1978 0 0 0 1 9 23 26 30 22 1 0 0 112 1979 0 0 *** 2 2 22 23 28 20 *** 0 0 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1983 0 0 *** 0 13 28 31 31 17 2 0 0 *** 1984 0 0 *** *** *** 28 28 29 17 0 0 *** *** 1985 0 0 0 3 5 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 0 0 0 0 4 22 30 31 18 0 0 0 105 1992 0 0 0 0 0 17 27 18 7 0 0 0 69 1993 0 0 0 0 4 19 31 28 20 2 0 0 104 1994 0 0 0 4 11 30 31 31 3 0 0 0 110 1995 0 0 0 0 4 24 31 31 14 3 0 0 107 1996 0 0 0 0 7 23 30 25 24 0 0 0 109 1997 0 0 0 0 8 26 31 30 18 5 0 0 118 1998 0 0 0 2 7 27 31 29 14 3 0 0 113 1999 0 0 0 0 13 29 28 31 19 1 0 0 121 2000 0 0 0 8 24 21 30 31 20 0 0 0 134 MEAN 0 0 0 2 11 25 29 28 16 2 0 0 113 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 0 0 0 *** 0 0 0 *** *** 0 0 0 *** 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 7 0 0 0 0 0 7 1965 0 0 0 0 0 0 1 0 0 0 0 0 1 1966 0 0 0 0 0 *** 2 1 0 0 0 0 *** 1967 *** 0 0 0 0 0 *** *** 0 0 0 0 *** 1968 0 0 0 0 0 4 1 1 0 0 0 0 6 1969 0 0 0 0 0 0 0 *** *** 0 0 0 *** 1970 *** *** 0 0 0 0 0 0 0 0 0 0 *** 1971 0 0 0 0 0 0 0 0 0 *** *** 0 *** 1972 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1973 0 0 0 *** 0 0 0 0 0 0 *** 0 *** 1974 0 *** *** *** *** *** *** 0 0 0 0 0 *** 1975 0 *** *** *** *** *** *** *** 0 0 0 0 *** 1976 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 1 0 0 0 0 0 1 1979 0 0 *** 0 0 0 0 0 0 *** 0 0 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1983 0 0 *** 0 0 0 7 3 0 0 0 0 *** 1984 0 0 *** *** *** 0 0 0 0 0 0 *** *** 1985 0 0 0 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 0 0 0 0 0 0 1 0 0 0 0 0 1 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 2 0 0 0 0 0 2 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 2 0 0 0 0 0 2 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 1 0 0 0 0 0 1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 0 0 0 *** 0 0 0 *** *** 0 0 0 *** 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 *** 0 0 0 0 0 0 *** 1967 *** 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 *** 1970 *** *** 0 0 0 0 0 0 0 0 0 0 *** 1971 0 0 0 0 0 0 0 0 0 *** *** 0 *** 1972 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1973 0 0 0 *** 0 0 0 0 0 0 *** 0 *** 1974 0 *** *** *** *** *** *** 0 0 0 0 0 *** 1975 0 *** *** *** *** *** *** *** 0 0 0 0 *** 1976 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 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** 0 0 0 *** 1983 0 0 *** 0 0 0 0 0 0 0 0 0 *** 1984 0 0 *** *** *** 0 0 0 0 0 0 *** *** 1985 0 0 0 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 -------------- 1962 22 12 8 *** 0 0 0 0 1 1 15 23 *** 9 25 3 9 1963 21 9 8 1 0 0 0 0 0 0 14 28 81 11 6 4 4 1964 31 15 4 1 0 0 0 0 0 14 20 30 115 10 11 4 17 1965 29 21 7 0 0 0 0 0 0 8 27 22 114 10 10 3 31 1966 0 0 0 0 0 *** 0 0 0 5 29 31 *** 10 18 12 31 1967 31 9 5 0 0 0 *** *** 0 1 18 16 *** 10 13 3 5 1968 24 1 3 0 0 0 0 0 0 0 6 14 48 11 21 3 28 1969 29 20 4 0 0 0 0 *** *** *** 18 22 *** 11 11 3 22 1970 *** *** 7 0 0 0 0 0 0 2 0 29 *** 10 23 3 16 1971 5 18 8 0 0 0 0 0 0 *** *** 16 *** 12 13 3 22 1972 31 29 18 0 0 0 0 0 0 0 7 28 113 11 19 3 22 1973 26 2 1 *** 0 0 0 0 1 0 *** 30 *** 9 25 3 30 1974 31 *** *** *** *** *** *** 0 0 0 1 31 *** 11 30 1 31 1975 20 *** *** *** *** *** *** *** 0 0 11 17 *** 11 13 1 30 1976 11 *** *** *** *** *** *** 0 0 4 20 27 *** 10 19 1 27 1977 30 19 5 0 0 0 0 0 0 1 1 25 81 10 25 3 16 1978 29 22 16 0 0 0 0 0 0 0 12 16 95 11 3 3 22 1979 23 17 *** 0 0 0 0 0 0 *** 17 24 *** 11 8 2 28 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1983 *** *** *** 0 0 0 0 0 0 1 2 18 *** 10 22 12 31 1984 *** 19 *** *** *** 0 0 0 0 0 2 *** *** 11 17 2 28 1985 *** 14 11 0 0 *** *** *** *** *** *** *** *** 2 5 3 16 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1991 19 17 7 0 0 0 0 0 0 2 12 16 73 10 14 3 22 1992 24 20 19 1 1 0 0 0 0 4 10 10 89 10 17 5 4 1993 29 19 15 0 0 0 0 0 0 6 13 25 107 10 7 3 29 1994 23 24 5 5 0 0 0 0 0 2 4 22 85 10 26 4 10 1995 27 21 11 1 0 0 0 0 0 9 16 26 111 10 18 4 8 1996 27 19 10 4 0 0 0 0 0 1 18 17 96 10 3 4 7 1997 25 24 16 1 0 0 0 0 0 0 8 20 94 11 9 4 13 1998 23 23 12 0 0 0 0 0 0 2 4 17 81 10 10 3 27 1999 22 11 8 2 0 0 0 0 0 0 13 26 82 11 4 4 24 2000 24 22 18 0 0 0 0 0 0 0 16 20 100 11 9 3 29 MEAN 24 16 9 1 0 0 0 0 0 2 12 22 86 9 25 5 4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 4.9 8.0 10.1 ****** 20.2 23.9 26.8 24.0 19.8 15.1 8.4 6.4 ****** 1963 7.6 9.4 9.8 16.6 19.3 25.6 27.1 25.2 21.9 17.9 7.8 3.2 15.9 1964 -4.3 5.3 11.4 14.0 22.2 27.7 28.2 26.9 20.4 13.2 8.9 0.5 14.5 1965 2.0 7.1 9.9 15.7 24.9 25.5 28.5 22.7 17.7 10.7 4.0 3.9 14.4 1966 8.7 13.5 11.6 14.9 24.9 ****** 26.6 25.2 20.8 9.5 7.9 0.9 ****** 1967 -8.2 9.2 7.8 11.7 23.2 22.6 ****** ****** 18.3 12.8 9.2 6.2 ****** 1968 -0.7 9.3 9.8 21.4 24.9 26.1 28.9 27.0 24.4 14.6 9.8 7.2 16.9 1969 -0.3 2.9 14.6 15.6 18.0 24.6 25.3 ****** ****** 18.0 6.0 5.4 ****** 1970 ****** ****** 8.2 16.7 22.9 26.6 27.5 28.0 23.6 16.8 12.7 -0.1 ****** 1971 8.1 4.0 10.2 13.8 23.6 25.1 25.5 25.5 24.2 ****** ****** 7.4 ****** 1972 -4.7 -8.3 5.1 15.7 15.5 23.7 25.6 23.2 22.0 17.8 8.5 -0.4 12.0 1973 -0.0 8.7 11.8 ****** 18.5 25.5 28.9 25.8 19.4 18.4 ****** 1.8 ****** 1974 -1.2 ****** ****** ****** ****** ****** ****** 23.1 20.4 16.8 8.6 0.5 ****** 1975 3.4 ****** ****** ****** ****** ****** ****** ****** 20.5 16.9 6.5 4.5 ****** 1976 4.5 ****** ****** ****** ****** ****** ****** 27.0 21.7 15.0 4.5 2.0 ****** 1977 -5.4 2.8 13.5 14.6 18.6 27.4 26.8 24.5 20.5 14.4 9.0 2.6 14.1 1978 -0.2 2.8 7.3 15.2 19.5 24.0 25.9 24.1 20.0 15.6 6.0 5.4 13.8 1979 2.8 5.0 ****** 16.2 17.2 25.3 28.0 25.5 21.5 ****** 8.5 4.8 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 20.7 ****** 20.6 26.2 27.9 25.2 20.6 15.2 6.1 0.8 ****** 1983 -0.6 4.6 ****** 14.5 21.8 27.0 29.9 28.2 22.8 14.9 11.9 3.1 ****** 1984 1.9 0.7 ****** ****** ****** 26.1 28.2 28.4 21.6 13.9 10.3 ****** ****** 1985 1.3 5.5 5.7 15.5 20.6 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 1.2 1.6 7.9 15.5 19.2 25.5 28.0 25.4 21.3 13.9 8.2 4.9 14.4 1992 -0.2 3.7 4.0 13.4 16.0 25.0 27.9 23.8 19.5 13.1 10.1 4.8 13.4 1993 -0.6 4.1 6.6 15.1 19.2 25.5 27.7 25.1 22.1 12.3 7.6 3.6 14.0 1994 2.4 2.4 10.2 15.3 22.2 27.4 28.4 27.5 17.8 13.6 11.8 2.3 15.1 1995 3.9 4.3 8.6 14.9 19.9 26.0 30.0 27.9 21.4 13.9 9.9 2.0 15.2 1996 0.8 4.3 7.2 14.0 20.3 26.5 28.0 25.6 24.0 14.3 6.7 5.1 14.7 1997 3.4 3.5 6.9 14.9 19.9 26.5 29.7 27.2 22.2 17.2 7.8 4.1 15.3 1998 1.6 2.9 8.8 16.9 20.1 26.3 28.9 27.2 22.5 15.7 11.4 7.7 15.8 1999 2.5 7.8 8.4 14.9 21.7 27.9 27.4 28.0 22.0 16.3 7.6 4.7 15.8 2000 2.9 3.4 9.2 19.9 25.4 26.2 27.8 26.8 23.2 15.0 6.8 4.8 15.9 MEAN 1.2 4.8 9.4 15.5 20.7 25.8 27.8 25.9 21.3 14.9 8.4 3.7 14.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 -2.7 1.7 1.3 ****** 8.8 7.6 5.7 7.8 1.9 1.3 0.5 1.2 ****** 1963 -1.2 0.3 0.8 6.0 8.7 8.7 9.1 7.2 3.7 3.2 0.3 -3.3 3.6 1964 -10.3 0.6 3.4 5.7 9.8 12.4 14.4 11.4 9.2 2.6 0.0 -8.0 4.3 1965 -6.0 1.8 3.7 8.5 17.7 15.6 18.7 8.6 -5.9 0.1 -5.4 -4.9 4.4 1966 3.3 7.0 7.9 5.6 17.4 ****** 20.1 21.7 -2.9 -2.9 -6.4 -6.5 ****** 1967 -20.1 0.5 0.3 3.8 5.7 4.0 ****** ****** 7.4 -2.1 -6.3 -4.3 ****** 1968 -11.2 0.2 -1.4 5.5 8.0 7.4 5.4 4.8 -3.3 -11.3 -4.7 -1.1 -0.1 1969 -3.1 -0.9 7.0 6.0 7.7 8.3 6.5 ****** ****** 4.9 0.3 0.3 ****** 1970 ****** ****** 0.9 3.7 5.7 5.9 7.8 7.5 3.5 0.3 0.0 -4.7 ****** 1971 5.6 1.0 6.4 10.1 17.0 12.8 5.4 9.6 9.8 ****** ****** 1.4 ****** 1972 -11.3 -17.9 0.8 9.0 9.0 14.4 15.3 13.8 12.8 9.7 2.2 -8.2 4.1 1973 -6.5 1.7 5.0 ****** 10.0 14.5 16.7 14.0 11.1 10.7 ****** -4.9 ****** 1974 -8.8 ****** ****** ****** ****** ****** ****** 13.3 12.0 9.6 3.2 -4.3 ****** 1975 -1.4 ****** ****** ****** ****** ****** ****** ****** 12.0 9.5 1.9 0.6 ****** 1976 0.4 ****** ****** ****** ****** ****** ****** 2.1 4.1 1.6 -2.9 -2.1 ****** 1977 -8.9 -3.1 1.6 3.4 7.1 6.2 4.6 4.0 -0.4 2.7 3.5 -1.7 1.6 1978 -6.0 -3.5 -1.8 4.6 8.5 3.7 1.8 4.0 0.4 1.7 0.9 0.0 1.2 1979 -1.6 -0.3 ****** 5.5 5.9 3.1 7.6 4.2 1.8 ****** -2.0 -1.1 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 9.0 ****** 9.0 7.0 8.9 8.1 4.4 8.6 1.9 -2.1 ****** 1983 -4.0 -0.6 ****** 6.9 10.7 10.2 13.2 13.6 9.2 1.3 2.0 -0.4 ****** 1984 -2.7 -2.8 ****** ****** ****** 6.6 8.5 9.2 6.6 1.3 2.8 ****** ****** 1985 -1.9 -2.1 -1.2 4.0 9.1 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 -4.6 -2.7 3.4 4.7 6.5 6.1 8.0 5.8 2.8 -0.1 -1.9 -0.6 2.3 1992 -4.5 -3.3 -2.5 3.5 6.6 8.5 4.0 4.9 0.0 -1.6 -2.4 1.1 1.2 1993 -5.2 -0.3 -1.1 4.5 9.2 6.7 5.1 5.8 6.9 -1.0 -1.4 -1.4 2.3 1994 -2.2 -4.9 1.5 2.2 3.0 2.8 4.9 10.3 0.5 2.3 1.2 -4.2 1.4 1995 -3.6 -2.3 -1.9 4.6 2.2 4.6 6.1 6.8 2.1 -3.1 -6.4 -4.8 0.4 1996 -6.3 -1.4 2.3 4.2 5.6 4.4 4.5 -0.4 2.7 -0.9 -3.2 -4.3 0.6 1997 -3.9 -7.2 -1.3 3.7 5.2 8.7 10.6 2.2 -0.9 3.4 1.8 -0.2 1.8 1998 -1.5 -2.1 0.4 6.4 7.7 8.3 9.5 7.7 2.2 0.3 0.3 -0.6 3.2 1999 -1.8 -0.5 0.8 1.8 3.5 3.3 5.9 2.2 1.1 1.1 1.8 -1.3 1.5 2000 -4.7 -3.7 -3.0 0.7 2.4 1.9 2.1 0.2 2.4 3.2 -0.4 0.5 0.1 MEAN -4.5 -1.7 1.6 5.0 8.1 7.5 8.5 7.5 3.9 1.9 -0.6 -2.3 2.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 3.93 5.16 5.29 ****** 8.79 7.97 6.88 7.87 5.39 5.17 4.79 4.92 ****** 1963 4.16 4.74 4.92 6.89 8.30 8.48 8.73 7.63 6.03 5.62 4.74 3.68 6.16 1964 2.28 4.78 5.75 6.90 9.43 12.12 13.11 10.11 9.07 5.60 4.81 3.22 7.27 1965 3.58 5.32 6.29 8.50 16.02 14.55 17.56 9.59 4.15 4.77 3.51 3.87 8.14 1966 5.65 7.31 7.73 7.28 15.75 ****** 18.71 19.84 4.79 3.77 3.54 3.06 ****** 1967 1.16 4.66 4.77 5.96 7.49 6.31 ****** ****** 8.17 4.35 3.63 3.67 ****** 1968 2.54 4.57 4.37 6.93 8.39 8.20 7.69 7.21 4.48 2.45 3.57 4.36 5.40 1969 3.69 4.34 7.58 7.38 7.77 8.22 7.06 ****** ****** 6.45 4.72 4.54 ****** 1970 ****** ****** 4.77 5.77 6.69 6.90 7.71 7.58 6.14 4.64 4.41 3.57 ****** 1971 6.67 4.95 7.25 9.19 14.87 11.26 6.57 9.18 9.17 ****** ****** 5.05 ****** 1972 2.05 1.37 4.85 8.50 8.40 12.06 12.67 11.37 10.79 8.81 5.31 2.96 7.43 1973 3.08 5.04 6.34 ****** 8.89 12.06 13.71 11.59 9.77 9.36 ****** 3.39 ****** 1974 2.35 ****** ****** ****** ****** ****** ****** 10.98 10.13 8.61 5.54 3.51 ****** 1975 4.14 ****** ****** ****** ****** ****** ****** ****** 10.09 8.55 5.22 4.81 ****** 1976 4.59 ****** ****** ****** ****** ****** ****** 5.40 6.14 5.19 3.76 3.84 ****** 1977 2.41 3.69 5.14 5.72 7.48 6.96 6.22 6.00 4.39 5.50 5.73 4.01 5.27 1978 3.01 3.52 3.94 6.18 8.14 5.93 5.13 6.04 4.64 5.03 4.81 4.53 5.07 1979 4.02 4.51 ****** 6.66 6.86 5.51 7.89 5.99 5.41 ****** 4.06 4.18 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 8.38 ****** 8.49 7.28 8.36 8.00 6.07 8.09 5.12 3.87 ****** 1983 3.51 4.33 ****** 7.27 9.40 9.06 11.06 11.40 8.50 4.93 5.14 4.38 ****** 1984 3.67 3.74 ****** ****** ****** 7.19 7.99 8.46 7.07 5.03 5.41 ****** ****** 1985 3.92 3.87 4.28 6.07 8.45 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 3.19 3.72 5.83 6.30 7.18 7.01 7.76 6.90 5.52 4.47 3.93 4.35 5.51 1992 3.35 3.57 3.88 5.80 7.18 8.17 5.99 6.41 4.68 4.03 3.80 4.84 5.14 1993 3.06 4.44 4.25 6.26 8.68 7.34 6.48 6.73 7.23 4.34 4.14 3.99 5.58 1994 3.90 3.17 5.04 5.39 5.60 5.54 6.33 9.19 4.60 5.40 5.04 3.41 5.22 1995 3.45 3.87 4.12 6.42 5.57 6.23 6.91 7.29 5.40 3.94 2.88 3.22 4.94 1996 2.91 4.09 5.31 6.30 6.70 6.33 6.10 4.58 5.49 4.48 3.51 3.32 4.93 1997 3.35 2.75 4.13 6.03 6.54 8.37 9.63 5.66 4.24 5.79 5.22 4.37 5.51 1998 4.05 3.84 4.65 7.08 7.69 7.97 8.73 7.81 5.56 4.71 4.55 4.30 5.91 1999 4.07 4.34 4.78 5.20 5.87 5.87 6.80 5.24 5.04 4.83 5.21 4.06 5.11 2000 3.31 3.46 3.63 4.74 5.38 5.25 5.23 4.65 5.39 5.63 4.36 4.63 4.64 MEAN 3.50 4.19 5.28 6.59 8.43 8.08 8.78 8.17 6.45 5.50 4.50 4.00 6.12 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 5.49 7.20 7.38 ****** 12.25 11.13 9.65 11.02 7.57 7.24 6.69 6.87 ****** 1963 5.82 6.63 6.88 9.62 11.60 11.86 12.20 10.69 8.45 7.88 6.62 5.14 8.62 1964 3.17 6.66 8.04 9.63 13.12 16.79 18.17 14.11 12.65 7.82 6.72 4.50 10.12 1965 4.99 7.42 8.77 11.84 22.09 20.09 24.17 13.33 5.81 6.67 4.90 5.41 11.29 1966 7.88 10.20 10.77 10.15 21.73 ****** 25.69 27.22 6.71 5.28 4.95 4.28 ****** 1967 1.62 6.52 6.66 8.32 10.47 8.84 ****** ****** 11.38 6.08 5.08 5.13 ****** 1968 3.55 6.39 6.12 9.70 11.73 11.45 10.76 10.09 6.29 3.44 5.00 6.10 7.55 1969 5.15 6.06 10.58 10.28 10.85 11.50 9.91 ****** ****** 9.03 6.58 6.34 ****** 1970 ****** ****** 6.67 8.09 9.38 9.69 10.82 10.64 8.61 6.51 6.18 4.98 ****** 1971 9.29 6.90 10.10 12.78 20.56 15.68 9.23 12.82 12.81 ****** ****** 7.05 ****** 1972 2.85 1.91 6.77 11.85 11.72 16.78 17.63 15.84 15.03 12.29 7.42 4.14 10.35 1973 4.29 7.04 8.85 ****** 12.40 16.79 19.08 16.15 13.62 13.05 ****** 4.74 ****** 1974 3.29 ****** ****** ****** ****** ****** ****** 15.30 14.12 12.01 7.73 4.89 ****** 1975 5.78 ****** ****** ****** ****** ****** ****** ****** 14.07 11.92 7.29 6.70 ****** 1976 6.41 ****** ****** ****** ****** ****** ****** 7.60 8.62 7.27 5.26 5.35 ****** 1977 3.35 5.16 7.19 8.00 10.45 9.78 8.75 8.42 6.18 7.70 7.99 5.60 7.38 1978 4.20 4.91 5.51 8.64 11.36 8.33 7.22 8.48 6.52 7.05 6.71 6.32 7.11 1979 5.61 6.29 ****** 9.31 9.59 7.75 11.06 8.42 7.60 ****** 5.68 5.84 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 11.71 ****** 11.86 10.22 11.71 11.20 8.51 11.29 7.15 5.39 ****** 1983 4.89 6.04 ****** 10.15 13.12 12.68 15.45 15.90 11.89 6.91 7.20 6.11 ****** 1984 5.12 5.22 ****** ****** ****** 10.09 11.21 11.86 9.91 7.04 7.56 ****** ****** 1985 5.46 5.41 5.98 8.49 11.80 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 4.45 5.19 8.13 8.82 10.04 9.84 10.90 9.69 7.75 6.27 5.50 6.08 7.72 1992 4.67 4.99 5.42 8.11 10.03 11.43 8.43 9.00 6.56 5.65 5.32 6.75 7.20 1993 4.27 6.19 5.93 8.74 12.11 10.28 9.11 9.45 10.12 6.09 5.79 5.57 7.81 1994 5.44 4.43 7.04 7.55 7.86 7.80 8.90 12.87 6.47 7.56 7.05 4.77 7.31 1995 4.81 5.41 5.76 8.97 7.80 8.76 9.71 10.24 7.57 5.52 4.04 4.49 6.92 1996 4.06 5.72 7.41 8.80 9.38 8.89 8.58 6.45 7.72 6.27 4.91 4.64 6.90 1997 4.68 3.85 5.77 8.43 9.16 11.72 13.46 7.96 5.96 8.10 7.29 6.09 7.71 1998 5.65 5.36 6.50 9.90 10.75 11.17 12.23 10.95 7.80 6.60 6.36 6.01 8.27 1999 5.68 6.07 6.68 7.28 8.24 8.26 9.55 7.38 7.07 6.78 7.27 5.67 7.16 2000 4.62 4.83 5.08 6.66 7.56 7.39 7.37 6.55 7.58 7.89 6.09 6.46 6.51 MEAN 4.89 5.85 7.37 9.21 11.75 11.30 12.26 11.42 9.03 7.70 6.29 5.58 8.55 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 3.64 4.07 5.71 ****** 12.57 19.51 26.88 20.09 17.61 10.98 5.23 3.15 ****** 1963 5.55 6.19 6.05 10.25 11.98 22.49 25.31 23.05 19.72 14.23 4.84 3.43 12.76 1964 1.55 2.68 6.20 7.05 15.54 22.13 21.67 23.30 12.86 8.75 5.40 2.49 10.80 1965 2.77 3.12 4.44 6.70 11.10 13.61 15.81 15.86 15.94 6.68 3.74 3.40 8.60 1966 3.54 5.35 2.96 7.61 11.81 ****** 10.81 6.14 19.35 6.96 6.45 2.71 ****** 1967 1.95 5.39 4.35 5.77 21.15 20.43 ****** ****** 11.27 9.03 7.65 5.13 ****** 1968 3.18 5.53 6.84 17.04 20.80 25.27 30.49 26.96 26.42 14.34 7.47 4.44 15.73 1969 1.12 1.84 6.86 8.17 10.41 20.08 23.22 ****** ****** 12.75 3.50 2.95 ****** 1970 ****** ****** 5.17 12.17 20.51 27.07 27.11 28.69 22.20 14.35 9.50 1.92 ****** 1971 1.79 1.60 3.00 3.54 10.31 17.62 24.38 21.45 18.32 ****** ****** 3.98 ****** 1972 1.74 1.62 2.50 6.95 6.77 14.09 16.83 13.55 12.78 8.99 4.14 2.60 7.71 1973 2.32 4.56 5.39 ****** 9.24 17.14 21.97 18.50 10.24 8.86 ****** 3.00 ****** 1974 2.50 ****** ****** ****** ****** ****** ****** 14.19 10.73 7.69 3.85 2.25 ****** 1975 2.60 ****** ****** ****** ****** ****** ****** ****** 10.94 7.82 2.91 2.15 ****** 1976 2.21 ****** ****** ****** ****** ****** ****** 29.83 19.57 11.38 4.02 2.08 ****** 1977 1.00 3.34 9.88 9.73 11.90 28.84 28.74 24.11 19.67 10.20 3.96 2.20 12.80 1978 2.31 3.09 5.69 9.81 13.02 23.52 28.01 23.93 19.36 12.09 2.99 3.42 12.27 1979 2.43 3.09 ****** 10.58 11.34 26.46 29.20 26.74 20.88 ****** 6.61 3.20 ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** 13.85 ****** 13.49 25.09 27.24 22.70 16.95 6.81 2.70 1.56 ****** 1983 1.17 2.99 ****** 7.16 14.10 24.68 28.68 24.26 17.25 11.34 7.59 2.17 ****** 1984 2.15 1.66 ****** ****** ****** 25.46 28.71 28.46 17.35 9.88 5.63 ****** ****** 1985 1.50 4.10 4.86 10.34 13.25 ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 2.20 2.12 3.05 10.01 13.56 24.02 28.40 25.03 20.25 10.81 6.43 3.10 12.42 1992 1.79 3.48 3.31 8.07 9.35 21.78 30.79 21.99 18.01 11.06 8.38 2.19 11.68 1993 1.96 2.40 4.57 9.59 11.34 23.96 29.24 23.91 18.58 9.57 5.70 2.74 11.96 1994 2.16 3.36 6.29 11.79 20.35 30.16 31.56 25.84 15.52 9.11 7.67 3.12 13.91 1995 3.71 3.50 6.22 9.06 16.72 26.44 34.73 29.54 20.02 12.41 9.88 2.89 14.59 1996 3.00 3.11 3.31 8.54 15.76 27.38 30.33 28.57 24.78 11.56 5.83 4.88 13.92 1997 3.63 4.84 4.97 9.58 15.58 24.20 29.90 30.33 23.23 13.11 3.97 2.42 13.81 1998 1.52 2.61 6.09 10.87 14.28 24.35 29.37 26.64 21.96 13.19 8.16 5.28 13.69 1999 2.06 5.15 5.13 10.97 19.30 31.27 28.50 32.20 21.74 13.61 3.83 3.38 14.76 2000 3.57 3.53 7.79 18.45 26.87 28.53 31.41 30.65 22.84 10.29 4.43 2.49 15.90 MEAN 2.42 3.49 5.56 9.59 14.37 23.54 26.64 23.80 18.21 10.62 5.60 3.02 12.24 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 63 69 61 *** 53 39 29 40 35 44 63 72 *** 1963 58 57 59 53 54 38 36 35 35 42 63 65 50 1964 65 73 61 61 49 43 47 42 51 56 57 59 55 1965 61 70 68 64 66 58 59 45 29 51 55 57 57 1966 70 67 79 60 64 *** 71 83 26 46 45 63 *** 1967 43 56 60 60 40 33 *** *** 56 40 40 51 *** 1968 49 55 49 38 37 36 26 28 21 21 42 59 38 1969 82 78 63 58 54 38 33 *** *** 47 69 72 *** 1970 *** *** 64 46 38 29 31 30 30 37 46 73 *** 1971 86 81 78 79 67 47 29 37 40 *** *** 67 *** 1972 61 49 74 66 66 57 54 57 58 60 65 58 60 1973 64 63 64 *** 59 52 50 51 60 62 *** 62 *** 1974 59 *** *** *** *** *** *** 57 61 64 70 69 *** 1975 72 *** *** *** *** *** *** *** 60 63 73 77 *** 1976 75 *** *** *** *** *** *** 23 37 46 61 76 *** 1977 77 69 50 52 51 29 26 28 27 51 71 76 51 1978 69 67 58 55 55 31 23 30 30 43 74 72 51 1979 75 72 *** 51 52 26 31 27 30 *** 52 68 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 51 *** 52 32 33 36 37 69 77 81 *** 1983 83 70 *** 64 52 38 39 45 44 42 54 80 *** 1984 74 79 *** *** *** 32 32 32 40 45 63 *** *** 1985 81 63 63 50 50 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 69 76 77 54 49 33 31 32 34 42 53 71 52 1992 75 64 67 57 59 41 25 33 32 41 47 79 52 1993 73 76 64 56 58 36 27 32 42 44 58 73 53 1994 75 64 61 47 34 24 25 36 33 52 54 66 48 1995 64 67 56 58 37 29 25 30 33 37 36 65 45 1996 63 70 75 57 43 28 25 22 30 42 55 55 47 1997 63 51 62 53 44 37 34 24 26 47 70 76 49 1998 81 74 62 56 49 35 33 33 31 42 51 60 51 1999 76 61 65 48 37 24 29 21 31 41 71 68 48 2000 62 64 50 33 26 25 21 21 30 51 65 77 44 MEAN 69 67 63 55 50 36 34 36 38 47 59 68 52 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 78 87 78 *** 70 56 45 58 53 65 77 84 *** 1963 72 73 78 69 71 57 53 54 54 64 78 78 67 1964 75 83 77 76 64 62 58 60 67 75 71 77 70 1965 77 81 77 74 76 75 75 61 53 62 69 72 71 1966 79 77 84 73 74 *** 83 90 41 59 67 75 *** 1967 59 65 70 69 49 44 *** *** 72 52 56 68 *** 1968 60 64 63 50 45 56 37 38 33 29 55 73 50 1969 91 87 71 64 60 44 44 *** *** 62 82 84 *** 1970 *** *** 82 66 58 42 46 44 44 51 66 83 *** 1971 93 88 83 83 71 52 37 42 45 *** *** 75 *** 1972 69 60 82 74 74 66 63 68 67 67 70 65 69 1973 74 71 71 *** 67 62 64 63 68 70 *** 73 *** 1974 72 *** *** *** *** *** *** 71 72 76 82 78 *** 1975 80 *** *** *** *** *** *** *** 73 75 82 83 *** 1976 81 *** *** *** *** *** *** 31 58 65 78 86 *** 1977 84 90 78 74 73 47 38 40 38 64 88 89 67 1978 83 83 83 80 80 47 34 45 42 64 91 92 69 1979 91 89 *** 65 75 37 45 40 46 *** 69 81 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 68 *** 68 46 44 53 54 84 89 91 *** 1983 91 82 *** 78 67 56 57 63 58 56 68 91 *** 1984 90 89 *** *** *** 49 45 42 54 60 79 *** *** 1985 89 81 79 64 63 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 80 91 92 79 71 50 46 48 53 61 73 84 69 1992 85 81 84 79 79 63 39 51 52 60 68 93 70 1993 87 91 87 79 81 57 42 50 62 65 78 90 72 1994 90 85 87 76 56 39 40 50 47 75 76 86 67 1995 87 88 83 80 61 47 40 45 50 57 54 85 65 1996 83 89 93 79 64 43 38 37 48 61 78 77 66 1997 81 78 85 79 70 58 47 41 43 67 89 91 69 1998 91 90 84 80 68 51 48 51 50 65 73 80 69 1999 90 85 86 76 58 38 45 34 52 65 86 86 67 2000 80 85 76 57 44 39 33 36 48 73 86 92 62 MEAN 81 82 80 73 66 51 48 50 53 64 75 82 67 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1962 48 54 44 *** 38 25 18 25 21 27 49 61 *** 1963 45 41 42 39 38 25 23 22 21 26 45 51 35 1964 54 63 47 48 36 26 35 28 36 39 42 39 41 1965 43 58 57 54 56 42 42 27 10 40 41 41 43 1966 61 57 72 48 55 *** 57 72 14 32 22 49 *** 1967 26 47 52 52 30 22 *** *** 41 30 25 35 *** 1968 37 44 36 30 28 20 17 20 10 13 30 43 27 1969 72 67 56 53 49 31 26 *** *** 34 54 57 *** 1970 *** *** 50 32 23 21 22 21 20 22 28 60 *** 1971 76 75 72 75 63 42 22 32 35 *** *** 56 *** 1972 53 39 66 55 56 46 42 42 43 50 61 51 50 1973 53 53 55 *** 47 37 30 32 48 52 *** 51 *** 1974 44 *** *** *** *** *** *** 35 43 47 52 60 *** 1975 61 *** *** *** *** *** *** *** 42 46 63 71 *** 1976 68 *** *** *** *** *** *** 16 21 30 45 64 *** 1977 68 51 31 34 35 18 18 19 18 37 52 60 37 1978 53 48 38 37 35 19 15 20 19 25 49 48 34 1979 58 51 *** 37 34 18 22 19 19 *** 33 53 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 33 *** 33 20 23 24 25 51 63 69 *** 1983 72 58 *** 50 35 24 26 28 33 29 40 69 *** 1984 55 68 *** *** *** 20 19 24 28 34 46 *** *** 1985 71 45 46 36 37 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 55 63 64 38 32 21 21 22 22 28 38 55 38 1992 62 47 51 40 45 25 16 23 19 25 29 63 37 1993 58 62 47 37 39 22 17 22 29 29 41 54 38 1994 58 47 42 29 18 14 16 25 24 34 35 47 32 1995 45 51 37 42 19 17 16 20 21 21 22 49 30 1996 47 54 59 39 29 18 16 12 19 28 35 38 33 1997 47 33 43 33 27 23 25 13 15 30 51 60 33 1998 70 60 46 38 36 24 23 22 19 26 36 44 37 1999 64 41 49 30 23 15 19 13 19 26 57 51 34 2000 47 47 32 19 16 16 14 12 18 34 46 60 30 MEAN 56 53 49 41 36 24 24 25 25 33 42 54 39 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 1962 1 1 1 4 1 1 0 0 0 3 0 1 13 1963 1 2 3 4 6 0 0 0 2 1 0 7 26 1964 5 5 3 5 1 0 0 0 0 0 3 2 24 1965 10 1 4 0 2 0 0 0 0 0 1 0 18 1966 3 5 1 3 0 *** 0 0 0 0 0 0 *** 1967 4 3 2 7 1 0 *** *** 2 0 0 0 *** 1968 2 2 1 1 0 0 0 0 0 1 4 3 14 1969 7 4 2 3 2 0 2 *** 0 3 3 0 *** 1970 *** *** 3 0 0 0 0 0 0 0 0 1 *** 1971 0 3 2 4 0 0 0 0 0 *** *** 2 *** 1972 4 3 9 3 5 0 0 0 0 0 0 4 28 1973 3 4 4 *** 1 0 0 0 0 0 *** 1 *** 1974 2 *** *** *** *** *** *** 0 0 0 0 0 *** 1975 2 *** *** *** *** *** *** *** 0 0 1 4 *** 1976 4 *** *** *** *** *** *** 0 0 0 2 2 *** 1977 7 1 1 1 2 0 0 0 0 7 4 3 26 1978 5 5 2 1 5 0 0 0 0 0 3 2 23 1979 6 3 8 0 2 0 0 0 0 *** 0 3 *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** 0 *** 2 1 0 0 0 5 4 2 *** 1983 1 1 *** 1 0 0 0 0 0 0 1 4 *** 1984 2 2 *** *** *** 0 0 0 0 0 2 *** *** 1985 2 3 3 0 0 *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 4 3 6 3 1 0 0 0 0 0 0 5 22 1992 3 1 7 2 4 2 0 0 0 0 1 5 25 1993 2 6 4 5 3 0 0 0 0 0 1 1 22 1994 5 0 3 0 2 0 0 0 0 1 3 0 14 1995 0 5 2 2 0 0 0 0 1 0 0 0 10 1996 1 2 7 2 0 0 0 0 0 0 1 0 13 1997 2 0 7 1 3 1 0 0 0 1 1 3 19 1998 4 6 1 2 0 0 0 0 0 1 0 0 14 1999 3 1 5 1 0 0 1 0 0 0 2 1 14 2000 1 3 1 0 0 1 0 0 0 1 3 4 14 MEAN 3 3 3 2 2 0 0 0 0 1 1 2 17 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. HIGHEST AND LOWEST LIMITS FOR 39 YEARS DURING 1962-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 15.5 15.5 23.4 27.2 28.0 31.5 35.0 28.4 28.8 22.6 16.0 11.2 1 YEAR - DAY 1966-19 1966-15 1982-26 1969- 1 1962- 9 1965-29 1968- 1 1998- 8 1970-15 1993- 2 1969- 3 1978-10 LOW. DRY 03 -21.5 -18.4 -15.8 -3.2 1.6 9.6 11.6 6.0 0.0 -7.6 -12.5 -17.0 2 YEAR - DAY 1967-24 1972- 1 1992-12 1994- 6 1992- 4 2000-14 1978-29 1965-26 1973-25 1995-19 1965-30 1972-25 HIG. WET 03 13.5 12.5 15.6 26.0 21.0 28.0 27.5 23.0 19.2 15.0 12.0 8.2 3 YEAR - DAY 1966-19 1966-17 1982-30 1969- 1 1966-23 1965-29 1966- 6 1966-11 1970- 1 1969-18 1969- 3 1994- 4 LOW. WET 03 -21.5 -19.2 -16.0 -3.2 0.4 4.5 5.6 3.0 -2.0 -9.2 -14.0 -18.2 4 YEAR - DAY 1967-24 1972- 4 1992-12 1994- 6 1992- 4 1967- 1 1978- 6 1996-31 1973-25 1995-19 1967-27 1972-25 HIG. DRY 09 21.0 23.0 32.2 33.0 36.8 39.8 41.0 39.8 36.6 32.0 25.8 23.6 5 YEAR - DAY 1963-31 1963-25 1982-30 1994-26 2000-27 1982-10 1983-30 1982- 1 1996- 9 1968- 1 1995-11 1998-12 LOW. DRY 09 -12.5 -10.0 -4.0 3.8 6.2 13.8 20.5 15.0 11.0 3.0 -4.0 -8.0 6 YEAR - DAY 1967-24 1972-23 1968-26 1996- 4 1992- 2 2000-13 1966- 2 1962-31 1967-17 1976-31 1967-26 1972-31 HIG. WET 09 14.4 17.0 19.4 26.4 31.8 29.0 32.0 28.5 25.5 20.2 17.0 14.0 7 YEAR - DAY 1971- 2 1962-21 1982-30 1969- 1 1971-19 1964- 8 1964-12 1966- 3 1966- 1 1973- 1 1969- 2 1971- 6 LOW. WET 09 -14.5 -12.0 -5.7 0.6 4.8 8.5 11.0 11.0 6.5 1.4 -8.0 -10.4 8 YEAR - DAY 1967-24 1972-23 1992-11 1996- 6 1992- 2 1967- 1 1968- 2 1996-30 1965-29 1977-24 1967-26 1972-24 HIG. DRY 15 20.0 20.0 27.8 32.0 37.0 39.0 40.5 40.5 39.2 31.0 23.0 17.0 9 YEAR - DAY 1963-31 1962-20 1977-20 1968-23 1967-15 1968-19 1966- 4 1966-21 1998- 5 1968- 1 1962- 9 1963- 5 LOW. DRY 15 -17.5 -13.0 -12.0 4.0 6.8 15.0 15.0 16.0 9.0 1.4 -7.0 -12.0 10 YEAR - DAY 1967-22 1972-23 1968-26 1994- 4 1978- 2 2000-13 1963- 1 1971- 2 1991-27 1976-31 1967-26 1970-21 HIG. WET 15 13.5 15.0 19.0 27.3 32.0 32.0 35.5 32.5 27.5 19.0 15.0 12.5 11 YEAR - DAY 1963-31 1963-26 1969-30 1969- 1 1966- 8 1964-26 1966- 4 1966-27 1966- 1 1995- 3 1962- 8 1965-11 LOW. WET 15 -18.0 -14.2 -14.0 0.4 4.6 8.6 10.6 10.0 4.5 -1.4 -10.0 -14.2 12 YEAR - DAY 1967-22 1972-15 1968-26 1994- 4 1992- 3 1970-11 1971- 4 1962-27 1965-19 1995-18 1967-26 1972-26 HIG. MIN. 12.5 11.5 16.0 21.5 25.5 25.5 28.4 26.2 23.0 17.4 13.6 10.0 13 YEAR - DAY 1966-19 1966- 9 2000-25 1963-12 1962-29 1969-26 1983-31 1983- 1 1970- 1 1969- 6 1994- 6 1978-10 LOW. MIN. -23.5 -20.0 -17.0 -3.8 -0.6 5.5 9.0 3.5 -3.0 -7.6 -19.0 -25.0 14 YEAR - DAY 1967-23 1972- 1 1968-26 1994- 6 1992- 4 1970-13 1962- 1 1965-26 1973-25 1995-19 1967-27 1964-28 HIG. MAX. 23.0 24.0 29.0 33.5 39.0 41.0 43.0 41.5 39.2 34.8 26.8 24.2 15 YEAR - DAY 1963-31 1963-25 1977-20 1985-24 1966-19 1968-18 1964-10 1966-21 1998- 5 1970- 1 1995-11 1998-12 LOW. MAX. -8.0 -7.8 -2.2 6.6 8.0 18.0 25.0 21.4 16.0 5.0 1.8 -5.5 16 YEAR - DAY 1968- 9 1972- 5 1992-11 1996- 4 1992- 2 2000-13 1969- 8 1992-31 1991-28 1976-31 1982-15 1964-28 HIG. PPTN 28.0 37.6 31.2 29.0 26.0 14.0 28.0 2.4 15.0 30.0 25.0 36.0 17 YEAR - DAY 1977- 8 1973-23 1973-23 1967-15 1993-29 1992- 6 1969-12 1972- 2 1967-23 1982- 2 1969-10 1991-15 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 39 YEARS DURING 1962-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 20.0 19.0 19.6 20.2 20.6 21.2 21.0 23.0 25.8 22.0 29.5 20.0 18 YEAR - DAY 1965-19 1963-28 1994-22 1999-25 2000- 6 1992-19 1978-29 1965-26 1978-18 1963-19 1967-27 1965-23 DRY 15 - DRY 09 13.0 20.0 15.1 14.4 14.4 17.4 14.2 15.8 18.0 18.2 19.6 15.8 19 YEAR - DAY 1964- 8 1979-19 1982-30 1978-10 1982-16 1971- 8 1982-31 1982- 1 1967- 4 1984-20 1993-14 1970-27 DRY 15 - DRY 03 18.5 16.6 21.0 19.0 20.0 23.0 22.0 22.0 22.5 19.4 31.0 22.5 20 YEAR - DAY 1962-20 1977-18 1977- 3 1966-28 1964-14 1968-11 1966- 4 1966-21 1964-26 1999- 5 1967-27 1965-22 WET 09 - WET 03 17.5 14.0 15.5 14.0 15.0 16.5 15.5 17.0 17.2 17.0 24.5 17.2 21 YEAR - DAY 1965-11 1985-25 1963-23 1962-28 1964-16 1964- 8 1966-13 1978- 1 1973-25 1976- 9 1967-27 1970-23 WET 15 - WET 09 13.0 14.8 10.8 17.0 11.4 17.0 13.0 14.0 14.0 13.0 10.2 15.6 22 YEAR - DAY 1968-30 1979-19 1971- 8 1966-28 1993-16 1965-19 1968- 2 1966- 7 1965-23 1982-25 1993-14 1970-27 WET 15 - WET 03 19.0 14.0 13.0 19.0 18.0 18.0 20.0 20.0 18.2 15.0 28.0 22.5 23 YEAR - DAY 1962-20 1964- 7 1965-18 1966-28 1964-16 1964-13 1966- 7 1965-22 1992-21 1965-16 1967-27 1965-22 DAY BY DAY DRY 03 15.4 13.8 22.0 11.2 16.0 12.5 13.0 10.2 9.0 12.2 17.0 14.5 24 YEAR - DAY 1992-31 1977- 5 1968-26 1969- 2 1962-10 1965-29 1968- 1 1998- 8 1964-23 1993-29 1993-15 1965-22 DAY BY DAY WET 03 15.0 13.4 20.0 12.9 10.0 16.0 13.0 10.0 10.5 9.7 13.2 15.0 25 YEAR - DAY 1964-21 1977- 5 1968-26 1969- 1 1966- 8 1965-29 1966- 7 1963- 1 1966-21 1976-19 1993-15 1965-22 DAY BY DAY DRY 09 16.5 16.4 19.0 12.0 15.6 16.0 15.5 12.5 17.0 13.6 21.5 12.0 26 YEAR - DAY 1965- 9 1979-20 1968-26 1971-26 1999-11 2000-13 1966- 2 1962-27 1962-22 1996-31 1967-27 1977-15 DAY BY DAY WET 09 14.3 13.8 16.0 12.4 13.0 12.0 14.5 9.6 12.0 9.8 18.5 11.0 27 YEAR - DAY 1969-25 1979-20 1968-26 1969- 1 1966- 9 1962- 1 1963-25 1978- 1 1965-27 1984-21 1967-27 1967-31 DAY BY DAY DRY 15 21.0 17.0 31.0 15.0 16.5 14.0 13.9 12.0 18.0 16.6 26.0 19.5 28 YEAR - DAY 1965-18 1979-19 1968-26 1966-23 1966-10 1965-20 1982-27 1983-12 1967- 5 1998- 9 1967-27 1964-26 DAY BY DAY WET 15 21.5 13.2 26.0 13.0 16.0 18.0 12.0 17.5 14.0 10.6 24.0 17.5 29 YEAR - DAY 1965-18 1979-19 1968-26 1966-23 1966- 8 1965-20 1964- 7 1965-23 1970-29 1982-26 1967-27 1964-26 DAY BY DAY MIN. 17.5 17.0 24.0 12.0 13.0 12.4 10.0 10.0 9.0 11.5 14.5 15.5 30 YEAR - DAY 1966- 1 1969- 6 1968-26 1964-20 1966- 7 1991-24 1968- 2 1979-22 1968- 5 1976-31 1979-14 1965-22 DAY BY DAY MAX. 12.0 16.0 15.5 13.5 14.5 14.0 8.0 10.0 11.0 10.0 16.0 11.5 31 YEAR - DAY 1968- 5 1998-10 1968-26 1963-23 1979- 7 1977- 1 1964-10 1966-21 1966-19 1964-18 1967-27 1964-26 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.1 7.2 9.2 ***** 20.1 21.8 24.7 ***** ***** 14.9 8.1 6.5 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 1.2 1.9 ***** 12.4 13.2 15.5 14.1 8.3 5.3 0.0 -2.0 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.7 13.1 16.5 ***** 27.8 30.5 33.8 ***** ***** 24.4 16.1 14.9 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.2 11.9 14.6 ***** 15.4 17.3 18.3 ***** ***** 19.1 16.1 16.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.24 4.75 4.65 ***** 7.47 8.88 7.42 8.15 5.33 4.60 4.15 4.07 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.22 5.22 5.40 ***** 9.61 7.82 7.24 8.08 5.15 5.84 5.23 5.02 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.34 5.51 5.82 ***** 9.30 7.19 5.98 7.39 5.70 5.07 4.99 5.68 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -3.5 -2.5 ***** 5.0 8.0 9.0 10.0 -0.5 0.0 -7.5 -7.0 ****** DAY 19 12 4 ** 4 17 1 28 25 13 24 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.5 23.0 23.5 ***** 30.5 36.0 38.0 ***** ***** 29.0 23.5 20.0 ****** DAY 8 20 19 ** 20 9 6 ** ** 9 7 24 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 8.0 6.0 11.0 5.0 9.0 4.0 0.0 0.0 7.0 0.0 15.0 15.0 DAY 9 6 12 28 22 10 7 ** ** 11 ** 24 MONTHLY TOTAL PRECIPITATION IN MM. 8.0 15.0 6.0 34.0 5.0 13.0 4.0 0.0 0.0 17.5 0.0 16.5 119.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.4 43.7 3.4 28.6 NO. OF DAYS WITH PRECIPITATION. 1 4 1 4 1 2 1 0 0 3 0 2 19 NO. OF DAYS PRECIPITATION EQUAL 1 4 1 4 1 2 1 0 0 3 0 2 19 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 0 0 0 0 0 0 0 1 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 69 83 69 *** 61 53 43 56 50 60 72 79 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 64 60 *** 50 30 23 32 25 37 60 69 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 61 54 *** 49 34 22 31 30 36 56 68 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 0 0 *** 0 0 0 0 0 0 11 10 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 1 1 1 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 *** *** 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 5 19 31 *** *** 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 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 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 12 8 *** 0 0 0 0 1 1 15 23 *** DATE OF START AND END FREEZING START = 25 SEP. END = 9 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 6.4 8.9 9.4 16.5 18.8 24.8 26.6 24.1 21.4 18.0 8.5 3.1 15.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.5 1.2 2.2 8.9 10.9 15.9 17.5 14.9 11.8 8.2 0.3 -4.5 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.2 16.6 16.7 24.0 26.7 33.8 35.6 33.3 31.1 27.9 16.8 10.6 23.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.7 15.4 14.5 15.1 15.8 17.9 18.1 18.4 19.3 19.7 16.5 15.1 16.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.36 3.80 4.29 6.12 7.66 9.11 8.14 7.75 5.73 5.44 3.81 2.80 5.67 MEAN OF MIXING RATIO AT 09 GMT. 4.55 5.23 5.39 7.12 8.52 8.23 9.22 8.66 5.90 5.95 5.24 4.20 6.52 MEAN OF MIXING RATIO AT 15 GMT. 4.57 5.20 5.09 7.42 8.73 8.10 8.82 6.49 6.46 5.47 5.18 4.03 6.30 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -10.0 -7.0 -1.0 5.0 10.0 12.0 7.5 5.5 3.5 -6.0 -20.0 -20.0 DAY 7 10 8 4 15 25 1 28 14 31 27 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.0 24.0 26.0 32.0 36.0 39.5 39.0 36.5 37.0 34.5 24.5 20.0 39.5 DAY 31 25 26 10 29 12 25 16 6 16 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 11.0 15.0 23.0 16.0 0.0 0.0 0.0 6.5 5.5 1.5 18.0 23.0 DAY 6 3 14 20 18 ** ** ** 10 19 13 27 MONTHLY TOTAL PRECIPITATION IN MM. 8.0 16.0 36.0 47.5 53.0 0.0 0.0 0.0 11.5 5.5 2.5 76.0 256.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.4 39.3 4.5 32.8 NO. OF DAYS WITH PRECIPITATION. 1 2 5 6 8 0 0 0 2 1 2 7 34 NO. OF DAYS PRECIPITATION EQUAL 1 2 5 6 8 0 0 0 2 1 2 7 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 2 1 0 0 0 0 0 0 3 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 67 69 64 67 57 45 54 52 63 73 73 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 50 47 50 42 42 27 27 28 23 28 47 56 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 55 56 57 53 54 32 36 24 32 35 68 66 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 4 2 0 0 0 0 0 0 0 8 12 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 0 1 6 0 0 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 4 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 3 29 30 30 17 6 0 0 118 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 9 8 1 0 0 0 0 0 0 14 28 81 DATE OF START AND END FREEZING START = 6 NOV. END = 4 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. -6.1 5.6 12.0 13.3 22.1 25.6 27.9 25.3 19.9 12.5 8.3 -0.1 13.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -14.5 -1.6 4.3 5.9 11.6 15.6 19.1 15.7 9.6 1.8 -1.1 -10.0 4.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.3 12.7 19.7 20.7 32.5 35.5 36.7 34.9 30.2 23.2 17.6 9.9 23.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 16.8 14.3 15.4 14.8 20.9 19.9 17.6 19.2 20.6 21.4 18.7 19.9 18.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.71 3.83 5.19 5.70 6.85 6.54 9.81 8.74 5.43 4.77 3.33 1.55 5.29 MEAN OF MIXING RATIO AT 09 GMT. 2.81 5.37 5.78 7.09 10.23 11.01 12.77 9.96 9.28 5.66 5.71 4.22 7.49 MEAN OF MIXING RATIO AT 15 GMT. 2.31 5.13 6.29 7.91 11.20 18.82 16.75 11.62 12.52 6.36 5.40 3.90 9.02 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.0 -17.5 -3.0 0.0 6.5 11.0 13.0 10.0 4.0 -4.5 -11.0 -25.0 -25.0 DAY 6 1 8 17 3 5 30 25 25 31 30 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 17.5 25.5 30.0 37.5 37.5 43.0 39.0 33.0 32.0 25.5 17.5 43.0 DAY 18 26 26 30 22 2 10 13 7 1 25 23 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 15.0 18.0 27.0 5.0 0.0 0.0 0.0 0.0 0.0 6.0 35.0 35.0 DAY 19 16 29 2 12 ** ** ** ** ** 11 26 MONTHLY TOTAL PRECIPITATION IN MM. 56.0 44.0 36.0 62.0 5.0 0.0 0.0 0.0 0.0 0.0 20.0 58.0 281.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 48.4 23.8 0.0 27.8 NO. OF DAYS WITH PRECIPITATION. 5 6 4 7 1 0 0 0 0 0 4 3 30 NO. OF DAYS PRECIPITATION EQUAL 5 6 4 7 1 0 0 0 0 0 4 3 30 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 1 2 0 0 0 0 0 0 0 2 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 63 78 76 68 53 41 49 55 50 68 56 46 59 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 72 52 55 49 35 40 30 44 44 54 69 51 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 62 69 55 60 45 53 50 41 60 54 62 61 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 7 0 0 0 0 0 0 0 2 7 29 75 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 7 0 0 0 0 0 8 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 11 0 0 0 0 0 0 0 0 0 0 4 15 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 25 30 31 28 20 4 0 0 139 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 0 0 0 0 0 7 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 15 4 1 0 0 0 0 0 14 20 30 115 DATE OF START AND END FREEZING START = 11 OCT. END = 17 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 0.9 5.8 10.3 14.0 24.4 25.0 27.2 21.5 17.9 11.6 2.5 3.0 13.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.2 -2.4 1.7 5.7 14.3 16.0 18.0 10.4 7.3 2.0 -7.3 -6.6 4.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.1 14.0 19.0 22.2 34.4 34.0 36.4 32.6 28.5 21.3 12.3 12.5 23.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 18.3 16.4 17.3 16.5 20.1 18.0 18.4 22.2 21.2 19.3 19.6 19.1 18.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.98 3.87 4.64 5.52 9.05 8.43 9.18 4.43 2.79 3.27 2.15 2.37 4.81 MEAN OF MIXING RATIO AT 09 GMT. 4.26 5.90 6.48 8.88 16.38 16.28 20.54 9.80 3.84 4.57 3.65 4.03 8.72 MEAN OF MIXING RATIO AT 15 GMT. 4.48 6.19 7.76 11.12 22.63 18.95 22.97 14.55 5.82 6.47 4.78 5.22 10.91 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -8.5 -9.0 1.5 8.5 12.5 14.5 3.5 4.0 -3.5 -17.5 -17.5 -21.0 DAY 19 16 17 7 21 4 2 26 18 22 30 2 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.5 22.5 27.5 28.5 37.5 36.5 41.5 36.0 33.5 28.5 17.5 17.5 41.5 DAY 13 28 9 28 12 2 13 1 2 2 2 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 24.0 15.5 22.0 1.0 7.0 0.5 0.0 0.0 3.0 0.0 8.0 4.0 24.0 DAY 10 9 3 3 4 9 ** ** 22 ** 10 22 MONTHLY TOTAL PRECIPITATION IN MM. 148.7 15.5 60.0 1.0 13.0 0.5 0.0 0.0 7.0 0.0 8.0 4.0 257.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 87.0 5.6 2.7 4.7 NO. OF DAYS WITH PRECIPITATION. 14 1 6 1 3 1 0 0 3 0 1 1 31 NO. OF DAYS PRECIPITATION EQUAL 14 1 6 1 2 0 0 0 3 0 1 1 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 8 1 3 0 0 0 0 0 0 0 0 0 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 48 68 73 62 62 49 44 35 33 51 51 50 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 74 65 61 65 59 60 45 21 48 53 59 56 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 69 65 68 71 67 73 55 35 53 60 62 62 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 12 5 0 0 0 0 0 0 0 20 19 82 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 0 3 0 0 0 0 0 4 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 0 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 28 29 31 30 5 0 0 0 123 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. 29 21 7 0 0 0 0 0 0 8 27 22 114 DATE OF START AND END FREEZING START = 10 OCT. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 11.4 10.8 14.8 25.1 ***** 25.0 24.0 19.3 9.7 6.0 1.6 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 3.7 6.9 5.3 6.9 15.1 ***** 16.1 15.6 9.0 2.2 -3.9 -6.9 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.5 16.0 16.4 22.7 35.1 ***** 34.0 32.4 29.5 17.1 15.8 10.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 9.1 11.1 15.8 20.0 ***** 17.9 16.8 20.5 14.9 19.7 17.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.05 7.73 6.90 5.92 10.25 ***** 12.18 14.57 3.10 3.28 2.21 2.09 ***** MEAN OF MIXING RATIO AT 09 GMT. 5.60 6.84 7.89 6.99 15.26 ***** 17.82 17.47 4.84 3.77 4.48 2.92 ***** MEAN OF MIXING RATIO AT 15 GMT. 6.29 7.36 8.40 8.95 20.75 ***** 26.36 27.48 6.44 4.27 3.79 4.19 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.0 3.5 2.5 2.5 3.5 ***** 11.0 13.0 5.5 -3.5 -7.5 -11.5 ****** DAY 14 1 31 1 1 ** 29 5 3 23 30 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.5 19.0 22.5 31.0 39.0 ***** 41.5 41.5 37.5 25.0 18.5 15.5 ****** DAY 12 14 27 21 19 ** 4 21 1 4 17 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.0 18.0 14.0 18.0 0.0 ***** 0.0 0.0 0.0 0.0 0.0 2.0 ****** DAY 16 23 11 5 ** ** ** ** ** ** ** 25 MONTHLY TOTAL PRECIPITATION IN MM. 31.0 63.0 14.0 45.5 0.0 ***** 0.0 0.0 0.0 0.0 0.0 2.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 69.5 29.3 0.0 1.3 NO. OF DAYS WITH PRECIPITATION. 3 6 1 4 0 *** 0 0 0 0 0 1 *** NO. OF DAYS PRECIPITATION EQUAL 3 6 1 4 0 *** 0 0 0 0 0 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 4 1 2 0 *** 0 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 76 76 62 63 *** 69 86 24 50 47 64 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 64 81 58 63 *** 67 80 25 45 48 58 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 61 79 60 62 *** 76 82 29 42 40 66 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** 0 0 0 0 17 29 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 *** 4 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 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 25 *** 29 31 13 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** 2 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. 0 0 0 0 0 *** 0 0 0 5 29 31 *** DATE OF START AND END FREEZING START = 18 OCT. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** 8.4 8.1 12.0 21.9 24.4 ***** ***** 19.0 12.9 7.4 5.6 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -15.5 1.2 1.5 4.6 11.4 13.8 ***** ***** 10.4 3.9 -1.7 -3.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** 15.6 14.8 19.4 32.4 35.0 ***** ***** 27.6 21.9 16.6 14.2 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 14.4 13.3 14.8 21.0 21.2 ***** ***** 17.2 18.0 18.3 17.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.01 4.09 3.99 4.77 5.23 5.00 ***** ***** 6.38 3.55 2.71 3.04 ***** MEAN OF MIXING RATIO AT 09 GMT. 1.44 4.72 4.76 5.66 6.96 6.59 ***** ***** 8.28 4.25 3.64 3.54 ***** MEAN OF MIXING RATIO AT 15 GMT. 1.03 5.18 5.56 7.44 10.29 7.33 ***** ***** 9.84 5.23 4.40 4.43 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -23.5 -7.0 -9.0 1.0 3.0 7.0 ***** ***** 4.0 -3.5 -19.0 -17.0 ****** DAY 23 1 1 4 1 23 ** ** 17 13 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** 19.0 18.0 27.0 39.0 37.5 ***** ***** 34.5 27.0 21.0 21.0 ****** DAY ** 9 21 20 28 3 ** ** 4 5 2 19 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.0 12.0 18.0 29.0 7.5 0.0 ***** ***** 15.0 1.0 0.0 1.5 ****** DAY 23 10 10 15 4 ** ** ** 23 3 ** 30 MONTHLY TOTAL PRECIPITATION IN MM. 71.5 37.0 25.0 98.0 11.5 0.0 ***** ***** 27.0 1.0 0.0 1.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.0 40.2 9.9 0.9 NO. OF DAYS WITH PRECIPITATION. 4 4 2 11 2 0 *** *** 2 1 0 1 *** NO. OF DAYS PRECIPITATION EQUAL 4 4 2 11 2 0 *** *** 2 1 0 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 3 1 4 0 0 *** *** 2 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 42 61 62 62 40 38 *** *** 56 41 40 55 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 44 56 61 58 38 36 *** *** 57 39 40 48 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 43 51 58 60 40 25 *** *** 56 41 40 48 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 5 4 0 0 0 *** *** 0 0 10 13 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** *** 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 *** *** 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 21 30 *** *** 14 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 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 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 9 5 0 0 0 *** *** 0 1 18 16 *** DATE OF START AND END FREEZING START = 13 OCT. END = 5 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. -0.7 9.4 9.9 20.0 23.1 25.8 27.0 27.2 24.2 13.4 9.2 6.9 16.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.0 3.5 3.0 10.8 13.8 14.8 16.8 18.5 13.7 5.2 2.4 0.6 7.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.6 15.2 16.7 29.2 32.4 36.8 37.2 35.9 34.7 21.5 16.0 13.3 24.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.6 11.7 13.7 18.4 18.6 22.0 20.4 17.4 21.0 16.3 13.6 12.7 16.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.20 4.14 3.86 5.27 6.12 7.75 4.37 5.16 3.49 2.10 3.05 3.58 4.26 MEAN OF MIXING RATIO AT 09 GMT. 2.88 4.63 4.67 6.68 8.26 7.63 8.00 6.74 5.89 2.80 3.58 4.31 5.51 MEAN OF MIXING RATIO AT 15 GMT. 2.54 4.95 4.59 8.84 10.80 9.21 10.71 9.74 4.05 2.45 4.08 5.20 6.43 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.0 -2.0 -17.0 7.0 4.0 10.0 11.0 14.0 8.0 2.0 -3.0 -6.0 -18.0 DAY 9 25 26 4 23 1 6 7 4 20 27 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 19.0 23.0 33.0 35.0 41.0 41.0 40.0 38.0 34.0 21.0 18.0 41.0 DAY 2 8 24 20 28 18 1 10 10 1 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.0 18.0 25.0 17.0 4.0 0.0 0.0 0.0 0.0 12.0 23.0 8.0 27.0 DAY 9 1 26 19 31 ** ** ** ** 22 8 15 MONTHLY TOTAL PRECIPITATION IN MM. 42.0 30.0 25.0 17.0 4.0 0.0 0.0 0.0 0.0 18.0 70.0 24.5 230.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 42.1 9.1 0.0 48.8 NO. OF DAYS WITH PRECIPITATION. 2 2 1 1 1 0 0 0 0 3 4 5 19 NO. OF DAYS PRECIPITATION EQUAL 2 2 1 1 1 0 0 0 0 3 4 5 19 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 1 1 0 0 0 0 0 1 4 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 50 59 54 43 36 54 22 27 26 24 46 63 42 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 50 55 52 35 37 31 29 27 18 19 42 57 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 46 49 42 37 36 24 29 29 18 18 39 58 35 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 0 3 0 0 0 0 0 0 0 0 5 29 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 1 6 0 0 0 0 9 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 7 0 0 0 0 0 0 0 0 0 0 0 7 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 15 30 28 30 31 27 3 0 0 164 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 1 1 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. 24 1 3 0 0 0 0 0 0 0 6 14 48 DATE OF START AND END FREEZING START = 21 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 0.5 3.4 12.2 14.3 18.4 25.9 24.5 ***** ***** ***** 6.1 5.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -7.5 -3.6 5.3 7.3 10.6 18.7 17.6 ***** ***** ***** 0.3 -0.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.5 10.3 19.0 21.2 26.1 33.2 31.4 ***** ***** 24.6 11.9 11.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 16.0 13.9 13.7 13.9 15.5 14.5 13.8 ***** ***** ***** 11.6 12.1 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.25 3.88 6.57 6.33 7.33 8.01 7.04 ***** ***** 7.01 4.36 4.11 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.01 4.21 7.50 7.29 7.83 8.49 7.16 ***** ***** 6.48 5.12 4.77 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.82 4.95 8.69 8.52 8.14 8.16 7.01 ***** ***** 5.88 4.67 4.75 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.0 -15.0 -6.0 1.5 5.0 13.0 12.5 ***** ***** ***** -8.0 -3.0 ****** DAY 8 2 21 17 6 3 9 ** ** ** 19 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 20.0 24.5 31.5 38.0 37.5 36.0 ***** ***** 31.5 22.5 19.0 ****** DAY 14 26 6 1 24 26 1 ** ** 1 2 24 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.0 23.0 14.0 11.3 10.0 0.0 28.0 ***** 0.0 9.0 25.0 4.0 ****** DAY 23 19 20 10 17 ** 12 ** ** 14 10 3 MONTHLY TOTAL PRECIPITATION IN MM. 89.0 63.0 29.0 34.5 23.0 0.0 34.0 ***** 0.0 23.5 43.5 14.1 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.2 16.3 9.6 22.9 NO. OF DAYS WITH PRECIPITATION. 11 7 4 4 4 0 2 *** 0 4 5 7 *** NO. OF DAYS PRECIPITATION EQUAL 11 7 4 4 4 0 2 *** 0 4 5 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 2 2 2 1 0 1 *** 0 0 1 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 80 64 57 58 43 43 *** *** 59 80 82 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 85 74 62 57 53 40 26 *** *** 41 56 58 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 79 63 61 51 31 31 *** *** 41 71 75 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 14 2 0 0 0 0 *** *** *** 5 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 2 *** *** *** 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 1 7 28 22 *** *** 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. 29 20 4 0 0 0 0 *** *** *** 18 22 *** DATE OF START AND END FREEZING START = 11 NOV. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** 8.3 15.7 20.7 24.0 25.5 25.6 23.4 17.0 12.8 0.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** 1.8 7.5 11.5 14.1 16.5 15.4 15.4 9.0 4.3 -6.9 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** 14.9 23.8 29.9 33.9 34.5 35.8 31.2 25.0 21.3 7.3 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** 13.1 16.3 18.4 19.8 18.0 20.4 15.8 16.0 17.0 14.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** 4.45 5.98 7.46 7.23 8.39 7.97 5.76 4.66 4.37 2.33 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** 4.84 5.66 6.01 6.96 7.84 7.99 6.47 4.74 4.43 5.20 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** 5.02 5.67 6.59 6.51 6.92 6.77 6.06 4.51 4.44 3.19 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** -6.9 3.5 5.5 5.5 12.5 11.5 9.8 -0.4 1.0 -15.5 ****** DAY ** ** 14 14 10 13 8 16 22 26 15 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** 24.5 31.5 36.8 39.5 39.5 39.5 37.0 34.8 26.0 15.0 ****** DAY ** ** 31 8 31 30 1 5 7 1 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** 11.3 3.7 3.1 0.0 1.4 0.0 0.0 0.0 0.0 13.0 ****** DAY ** ** 24 25 8 ** 8 ** ** ** ** 15 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** 40.4 8.1 4.4 0.0 1.4 0.0 0.0 0.0 0.0 14.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.7 18.2 2.0 21.1 NO. OF DAYS WITH PRECIPITATION. *** *** 12 6 3 0 3 0 0 0 0 2 *** NO. OF DAYS PRECIPITATION EQUAL *** *** 7 2 2 0 1 0 0 0 0 2 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** 1 0 0 0 0 0 0 0 0 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** 79 66 58 42 46 44 37 50 64 69 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** 51 32 23 21 24 22 25 23 28 77 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** 63 41 33 24 24 23 29 36 46 73 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 3 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 1 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 0 0 0 0 0 0 0 0 0 1 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 0 2 15 25 30 22 20 8 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. *** *** 7 0 0 0 0 0 0 2 0 29 *** DATE OF START AND END FREEZING START = 23 OCT. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 7.8 4.1 10.1 13.5 22.9 23.2 24.4 23.0 21.6 ***** ***** 7.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 3.0 -1.1 3.6 8.0 14.5 13.4 17.3 12.1 12.2 ***** ***** 0.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.7 9.4 16.6 19.1 31.3 33.0 31.5 33.8 31.0 ***** ***** 13.8 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.7 10.5 13.0 11.1 16.8 19.6 14.2 21.7 18.8 ***** ***** 13.4 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.64 3.97 5.49 7.38 10.52 7.95 6.39 6.41 6.63 ***** ***** 4.03 ***** MEAN OF MIXING RATIO AT 09 GMT. 7.26 6.50 10.00 11.99 21.90 16.84 6.76 14.41 13.83 ***** ***** 6.01 ***** MEAN OF MIXING RATIO AT 15 GMT. 7.10 4.39 6.26 8.20 12.20 9.00 6.55 6.73 7.06 ***** ***** 5.11 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -6.4 -3.2 4.0 10.0 10.0 10.0 10.0 10.8 ***** ***** -5.0 ****** DAY 26 1 8 5 1 6 5 11 9 ** ** 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 15.0 23.0 29.0 37.2 39.2 36.5 37.0 34.0 ***** ***** 21.0 ****** DAY 1 21 14 25 26 8 7 6 2 ** ** 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 12.0 8.0 17.4 0.0 0.0 0.0 0.0 0.0 ***** ***** 22.2 ****** DAY 14 7 24 27 ** ** ** ** ** ** ** 20 MONTHLY TOTAL PRECIPITATION IN MM. 4.5 35.0 17.0 47.2 0.0 0.0 0.0 0.0 0.0 ***** ***** 35.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.6 33.9 0.0 25.5 NO. OF DAYS WITH PRECIPITATION. 3 5 3 4 0 0 1 0 0 *** *** 3 *** NO. OF DAYS PRECIPITATION EQUAL 3 5 3 4 0 0 0 0 0 *** *** 3 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 0 2 0 0 0 0 0 *** *** 2 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 82 79 79 66 45 36 36 38 *** *** 73 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 78 81 77 78 69 49 24 40 45 *** *** 57 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 82 78 79 67 47 27 35 38 *** *** 72 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 8 0 0 0 0 0 0 0 *** *** 4 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 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 0 18 30 25 31 27 *** *** 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. 5 18 8 0 0 0 0 0 0 *** *** 16 *** DATE OF START AND END FREEZING START = 13 DEC. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. -4.6 ***** 5.0 15.2 14.9 22.4 24.3 22.2 20.7 16.4 8.1 -0.6 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -10.0 -14.1 0.6 7.9 8.3 13.7 14.9 14.5 12.8 8.6 1.4 -6.7 4.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.8 ***** 9.4 22.5 21.5 31.2 33.6 30.0 28.5 24.3 14.9 5.4 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 ***** 8.8 14.6 13.2 17.5 18.7 15.5 15.7 15.7 13.5 12.1 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.59 0.96 4.43 6.75 7.14 9.90 10.64 10.46 9.49 6.84 3.96 2.21 6.20 MEAN OF MIXING RATIO AT 09 GMT. 2.73 1.84 5.39 10.55 9.81 14.79 15.05 12.13 11.29 10.30 7.20 3.90 8.75 MEAN OF MIXING RATIO AT 15 GMT. 1.82 1.31 4.73 8.20 8.26 11.49 12.31 11.53 11.58 9.29 4.79 2.78 7.34 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.0 -20.0 -8.0 4.2 3.0 10.0 12.8 12.0 3.4 4.6 -1.2 -19.0 -22.0 DAY 25 1 2 5 11 2 11 25 19 29 21 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 ***** 16.0 29.0 30.2 37.0 38.0 32.0 32.0 29.0 20.0 19.0 ****** DAY 5 ** 31 12 30 25 1 2 1 1 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.4 15.0 14.2 8.2 19.2 2.6 0.0 2.4 3.4 2.4 0.0 12.4 19.2 DAY 19 20 10 25 21 16 ** 2 18 31 ** 2 MONTHLY TOTAL PRECIPITATION IN MM. 39.8 35.2 92.2 25.2 79.8 2.6 0.0 2.4 3.4 2.4 0.0 45.8 328.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 50.9 32.7 1.8 14.7 NO. OF DAYS WITH PRECIPITATION. 9 4 14 4 8 1 0 1 1 1 0 6 49 NO. OF DAYS PRECIPITATION EQUAL 8 4 14 4 8 1 0 1 1 1 0 6 48 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 4 0 4 0 0 0 0 0 0 3 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 62 46 80 72 73 63 61 66 66 65 66 58 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 52 67 55 56 46 42 42 43 50 62 55 53 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 50 77 70 69 61 60 65 64 66 67 59 64 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 29 5 0 0 0 0 0 0 0 0 20 84 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 14 *** 1 0 0 0 0 0 0 0 0 9 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** 0 0 1 19 31 20 16 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** 0 0 0 0 0 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** 0 0 0 0 0 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 29 18 0 0 0 0 0 0 0 7 28 113 DATE OF START AND END FREEZING START = 19 NOV. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. -0.4 8.2 10.9 ***** 17.0 23.5 27.2 24.1 18.1 17.7 ***** 1.4 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -6.2 2.5 4.2 ***** 11.3 14.6 18.8 15.3 10.0 10.0 ***** -5.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.4 13.9 17.5 ***** 22.6 32.4 35.5 33.0 26.1 25.5 ***** 8.2 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.6 11.4 13.3 ***** 11.3 17.8 16.7 17.7 16.1 15.5 ***** 13.6 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.33 4.47 5.09 ***** 8.46 10.23 14.50 11.01 8.02 7.73 ***** 2.42 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.82 5.79 7.52 ***** 8.90 12.61 12.13 11.24 10.99 11.52 ***** 4.41 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.07 4.89 6.41 ***** 9.31 13.34 14.51 12.51 10.30 8.84 ***** 3.35 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.2 -2.0 -1.0 ***** 8.2 11.0 16.2 13.0 -3.0 8.4 ***** -10.0 ****** DAY 1 5 30 ** 7 8 1 10 25 28 ** 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 17.0 20.0 ***** 25.0 35.0 38.0 39.0 31.0 28.0 ***** 19.0 ****** DAY 30 22 26 ** 26 28 29 2 1 1 ** 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.4 37.6 31.2 ***** 9.4 0.0 0.0 0.0 0.0 0.0 ***** 6.2 ****** DAY 31 23 23 ** 1 ** ** ** ** ** ** 13 MONTHLY TOTAL PRECIPITATION IN MM. 26.8 69.4 74.6 ***** 14.8 0.0 0.0 0.0 0.0 0.0 ***** 10.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 87.3 7.6 0.0 5.1 NO. OF DAYS WITH PRECIPITATION. 5 5 6 *** 3 0 0 0 0 0 *** 3 *** NO. OF DAYS PRECIPITATION EQUAL 5 5 6 *** 3 0 0 0 0 0 *** 3 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 3 *** 0 0 0 0 0 0 *** 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 64 69 68 *** 65 60 63 61 66 67 *** 67 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 53 55 *** 47 38 30 32 48 52 *** 55 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 65 68 *** 64 59 57 59 66 67 *** 65 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 0 0 *** 0 0 0 0 0 0 *** 20 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 0 0 *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 0 *** 0 0 0 0 0 0 *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 27 31 31 9 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. 26 2 1 *** 0 0 0 0 1 0 *** 30 *** DATE OF START AND END FREEZING START = 25 SEP. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. -1.9 ***** ***** ***** ***** ***** ***** 22.6 19.9 16.4 8.6 2.4 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -7.8 ***** ***** ***** ***** ***** ***** 14.5 12.4 10.2 3.6 -6.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.9 ***** ***** ***** ***** ***** ***** 30.7 27.4 22.5 13.7 9.8 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.7 ***** ***** ***** ***** ***** ***** 16.2 15.0 12.3 10.1 16.1 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.85 ***** ***** ***** ***** ***** ***** 10.97 9.58 8.41 5.29 2.35 ***** MEAN OF MIXING RATIO AT 09 GMT. 2.54 ***** ***** ***** ***** ***** ***** 10.67 10.74 8.76 5.59 4.65 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.67 ***** ***** ***** ***** ***** ***** 11.30 10.07 8.67 5.74 3.38 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.2 ***** ***** ***** ***** ***** ***** 13.2 11.2 7.2 0.0 -14.0 ****** DAY 6 ** ** ** ** ** ** 14 16 26 30 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 ***** ***** ***** ***** ***** ***** 32.0 30.0 25.0 18.0 15.0 ****** DAY 7 ** ** ** ** ** ** 1 1 1 1 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.4 ***** ***** ***** ***** ***** ***** 0.0 0.0 0.0 0.0 4.2 ****** DAY 17 ** ** ** ** ** ** ** ** ** ** 27 MONTHLY TOTAL PRECIPITATION IN MM. 36.6 ***** ***** ***** ***** ***** ***** 0.0 0.0 0.0 0.0 13.4 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 73.2 ***** 0.0 26.8 NO. OF DAYS WITH PRECIPITATION. 11 *** *** *** *** *** *** 0 0 0 0 6 *** NO. OF DAYS PRECIPITATION EQUAL 11 *** *** *** *** *** *** 0 0 0 0 6 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 63 *** *** *** *** *** *** 71 71 75 80 70 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 47 *** *** *** *** *** *** 35 44 47 52 63 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 *** *** *** *** *** *** 65 68 71 79 74 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 *** *** *** *** *** *** 0 0 0 0 25 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 1 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 29 6 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 *** *** *** *** *** *** 0 0 0 1 31 *** DATE OF START AND END FREEZING START = 30 NOV. END = 31 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 3.5 ***** ***** ***** ***** ***** ***** ***** 19.9 16.4 6.3 4.5 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -3.2 ***** ***** ***** ***** ***** ***** ***** 12.4 10.2 0.9 -1.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.2 ***** ***** ***** ***** ***** ***** ***** 27.4 22.5 11.8 10.2 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.4 ***** ***** ***** ***** ***** ***** ***** 15.0 12.3 10.9 11.4 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.12 ***** ***** ***** ***** ***** ***** ***** 9.62 8.30 4.43 3.71 ***** MEAN OF MIXING RATIO AT 09 GMT. 5.27 ***** ***** ***** ***** ***** ***** ***** 10.56 8.72 6.17 6.23 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.04 ***** ***** ***** ***** ***** ***** ***** 10.10 8.63 5.00 4.47 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 ***** ***** ***** ***** ***** ***** ***** 11.0 7.2 -8.0 -8.0 ****** DAY 22 ** ** ** ** ** ** ** 26 26 15 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 ***** ***** ***** ***** ***** ***** ***** 30.0 25.0 18.0 17.0 ****** DAY 4 ** ** ** ** ** ** ** 1 1 1 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.8 ***** ***** ***** ***** ***** ***** ***** 0.0 0.0 12.4 13.0 ****** DAY 5 ** ** ** ** ** ** ** ** ** 30 25 MONTHLY TOTAL PRECIPITATION IN MM. 27.6 ***** ***** ***** ***** ***** ***** ***** 0.0 0.0 21.2 38.4 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.7 ***** 0.0 68.3 NO. OF DAYS WITH PRECIPITATION. 8 *** *** *** *** *** *** *** 0 0 4 5 *** NO. OF DAYS PRECIPITATION EQUAL 8 *** *** *** *** *** *** *** 0 0 4 5 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 *** *** *** *** *** *** *** 0 0 1 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 *** *** *** *** *** *** *** 71 73 78 77 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 *** *** *** *** *** *** *** 42 46 65 73 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 *** *** *** *** *** *** *** 68 71 79 80 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 *** *** *** *** *** *** *** 0 0 6 11 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** *** 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** *** 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** *** 6 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** *** 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** *** 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 20 *** *** *** *** *** *** *** 0 0 11 17 *** DATE OF START AND END FREEZING START = 13 NOV. END = 30 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 4.2 ***** ***** ***** ***** ***** ***** 24.9 20.3 14.4 5.3 2.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -0.0 ***** ***** ***** ***** ***** ***** 15.7 10.6 6.1 -2.3 -3.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.5 ***** ***** ***** ***** ***** ***** 34.1 30.0 22.6 12.9 8.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.5 ***** ***** ***** ***** ***** ***** 18.4 19.4 16.5 15.2 11.8 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.05 ***** ***** ***** ***** ***** ***** 4.88 6.26 4.63 3.26 3.18 ***** MEAN OF MIXING RATIO AT 09 GMT. 5.25 ***** ***** ***** ***** ***** ***** 5.95 6.07 5.44 4.14 4.43 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.47 ***** ***** ***** ***** ***** ***** 5.26 6.10 5.49 3.90 3.85 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.4 ***** ***** ***** ***** ***** ***** 12.0 4.0 -2.0 -11.0 -7.5 ****** DAY 1 ** ** ** ** ** ** 30 16 31 15 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 ***** ***** ***** ***** ***** ***** 36.0 35.5 28.5 24.0 15.0 ****** DAY 31 ** ** ** ** ** ** 18 5 13 4 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.6 ***** ***** ***** ***** ***** ***** 0.0 0.0 1.0 12.0 9.8 ****** DAY 25 ** ** ** ** ** ** ** ** 31 2 31 MONTHLY TOTAL PRECIPITATION IN MM. 51.0 ***** ***** ***** ***** ***** ***** 0.0 0.0 1.0 25.5 18.8 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 53.0 ***** 0.0 47.0 NO. OF DAYS WITH PRECIPITATION. 7 *** *** *** *** *** *** 0 0 1 4 4 *** NO. OF DAYS PRECIPITATION EQUAL 7 *** *** *** *** *** *** 0 0 1 4 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 *** *** *** *** *** *** 0 0 0 1 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 *** *** *** *** *** *** 29 57 61 76 85 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 *** *** *** *** *** *** 18 23 33 45 65 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 *** *** *** *** *** *** 19 30 43 62 77 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 2 *** *** *** *** *** *** 0 0 0 13 12 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 1 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 23 17 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 *** *** *** *** *** *** 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 11 *** *** *** *** *** *** 0 0 4 20 27 *** DATE OF START AND END FREEZING START = 19 OCT. END = 27 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.1 3.0 13.0 14.6 17.9 26.0 25.3 23.2 18.8 14.0 9.4 3.1 13.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.3 -3.8 4.5 7.7 10.3 17.1 16.2 14.6 9.1 7.4 3.7 -2.5 6.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.2 9.6 21.5 21.4 25.4 35.0 34.4 31.8 28.6 20.6 15.2 8.6 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.5 13.4 17.0 13.7 15.1 17.9 18.2 17.2 19.5 13.2 11.5 11.1 14.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.24 3.30 5.20 6.00 7.48 7.57 5.61 5.75 3.78 5.40 5.50 3.58 5.12 MEAN OF MIXING RATIO AT 09 GMT. 2.68 3.56 5.18 5.63 7.96 6.70 6.53 5.92 4.80 5.40 5.81 4.30 5.37 MEAN OF MIXING RATIO AT 15 GMT. 2.29 4.22 5.03 5.47 6.98 6.61 6.52 6.20 4.60 5.69 5.87 4.16 5.30 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -19.0 -16.5 -2.5 2.0 6.5 13.5 12.5 9.0 6.0 -2.5 0.0 -9.0 -19.0 DAY 23 1 1 18 11 10 1 31 30 25 16 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.0 20.5 29.0 27.0 30.0 39.0 37.0 37.0 32.0 31.0 18.0 16.0 39.0 DAY 1 19 20 15 19 20 4 27 20 2 1 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 28.0 7.5 15.5 5.2 20.0 3.5 0.0 0.0 0.0 24.5 10.0 13.5 28.0 DAY 8 25 28 11 23 1 ** ** ** 23 15 4 MONTHLY TOTAL PRECIPITATION IN MM. 89.0 7.5 15.5 8.0 29.0 6.5 0.0 0.0 0.0 78.7 39.2 30.3 303.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 36.9 14.3 0.0 48.8 NO. OF DAYS WITH PRECIPITATION. 7 1 1 4 2 2 0 0 0 10 6 4 37 NO. OF DAYS PRECIPITATION EQUAL 7 1 1 2 2 2 0 0 0 10 6 4 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 0 1 0 1 0 0 0 0 2 1 1 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 88 77 74 73 46 38 39 36 63 87 88 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 54 34 36 41 20 19 20 19 38 52 60 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 64 40 45 40 22 21 26 25 51 74 79 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 13 0 0 0 0 0 0 0 0 0 11 53 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 13 1 0 0 0 0 0 0 0 0 0 0 14 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 29 31 26 11 2 0 0 100 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 19 5 0 0 0 0 0 0 1 1 25 81 DATE OF START AND END FREEZING START = 25 OCT. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.1 3.2 7.4 15.4 18.6 22.4 24.9 23.1 19.9 15.4 6.7 5.8 13.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.4 -3.0 0.3 7.1 10.2 13.3 16.1 12.8 8.6 6.0 1.4 -0.1 5.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.6 9.3 14.3 23.7 27.1 31.4 33.7 33.2 31.1 25.0 11.9 11.8 21.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.0 12.3 14.0 16.6 16.9 18.1 17.6 20.4 22.5 19.0 10.5 11.9 16.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.65 3.26 4.25 6.41 8.50 6.07 5.06 5.27 3.81 4.98 4.84 4.37 4.95 MEAN OF MIXING RATIO AT 09 GMT. 3.25 3.41 3.75 6.12 8.06 5.40 5.39 6.86 4.99 5.10 4.49 4.28 5.09 MEAN OF MIXING RATIO AT 15 GMT. 3.09 3.91 3.82 5.96 7.79 6.33 4.95 5.99 5.10 5.06 5.10 4.86 5.16 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.4 -14.0 -12.5 1.0 5.0 7.0 10.0 6.0 4.0 2.0 -4.5 -8.5 -18.4 DAY 14 28 1 17 3 9 29 24 18 12 22 18 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 17.5 24.5 31.0 32.0 39.0 40.0 36.5 36.5 30.0 17.5 20.0 40.0 DAY 4 18 31 30 14 30 1 8 9 1 1 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 17.0 21.0 11.0 14.5 18.0 0.0 0.0 0.0 0.0 3.0 16.5 14.0 21.0 DAY 21 13 7 15 4 ** ** ** ** 22 1 4 MONTHLY TOTAL PRECIPITATION IN MM. 54.3 81.1 25.5 30.3 55.8 0.0 0.0 0.0 0.0 3.0 49.5 28.5 328.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.1 26.3 0.0 24.7 NO. OF DAYS WITH PRECIPITATION. 6 7 5 6 7 0 0 0 0 1 7 4 43 NO. OF DAYS PRECIPITATION EQUAL 6 7 5 6 7 0 0 0 0 1 7 4 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 1 1 2 0 0 0 0 0 2 2 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 80 83 80 78 47 33 44 42 63 88 91 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 49 40 38 36 19 17 22 19 25 49 49 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 71 51 45 49 27 19 23 28 42 84 78 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 10 4 0 0 0 0 0 0 0 3 7 44 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 1 0 0 0 0 0 2 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 1 9 23 26 30 22 1 0 0 112 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. 29 22 16 0 0 0 0 0 0 0 12 16 95 DATE OF START AND END FREEZING START = 3 NOV. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 3.0 5.2 ***** 15.6 16.5 23.2 26.5 23.9 20.2 ***** 8.9 5.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -2.0 -0.6 ***** 8.1 8.9 14.3 16.9 14.6 9.6 ***** -0.1 -1.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.8 11.0 ***** 23.2 24.1 32.1 36.3 33.4 30.9 ***** 18.2 11.2 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 11.6 ***** 15.1 15.2 17.8 19.4 18.8 21.3 ***** 18.3 12.4 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.88 4.12 ***** 5.53 7.41 5.79 7.02 5.47 4.28 ***** 3.54 3.43 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.91 4.46 ***** 6.89 6.52 5.44 8.92 6.40 6.33 ***** 4.14 4.48 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.11 4.94 ***** 7.56 6.65 5.40 7.63 6.09 5.64 ***** 4.45 4.63 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.0 -8.0 ***** 3.5 2.5 7.0 13.0 8.5 7.0 ***** -6.5 -5.0 ****** DAY 28 12 ** 12 1 2 2 22 19 ** 23 5 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 19.5 ***** 30.0 31.5 38.5 39.0 38.5 37.0 ***** 26.0 17.5 ****** DAY 6 18 ** 5 23 23 11 1 12 ** 1 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.5 25.5 25.0 4.0 8.0 0.0 0.0 0.0 1.5 ***** 0.0 19.0 ****** DAY 24 12 15 2 7 ** ** ** 15 ** ** 9 MONTHLY TOTAL PRECIPITATION IN MM. 81.5 61.0 118.0 9.0 16.0 0.0 0.0 0.0 1.5 ***** 0.0 60.4 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 75.0 7.2 0.4 17.4 NO. OF DAYS WITH PRECIPITATION. 7 5 9 3 3 0 0 0 1 *** 0 11 *** NO. OF DAYS PRECIPITATION EQUAL 7 5 9 3 3 0 0 0 1 *** 0 10 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 3 7 0 0 0 0 0 0 *** 0 2 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 89 *** 65 74 37 46 40 45 *** 66 80 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 51 *** 37 35 18 24 19 23 *** 33 54 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 75 *** 52 48 23 24 23 23 *** 56 71 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 4 *** 0 0 0 0 0 0 *** 12 4 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** 0 0 0 2 1 0 *** 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 *** 0 0 0 0 0 0 *** 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** 2 2 22 23 28 20 *** 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. 23 17 *** 0 0 0 0 0 0 *** 17 24 *** DATE OF START AND END FREEZING START = 8 NOV. END = 28 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** 22.0 11.0 6.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** 8.45 ***** 8.60 8.10 8.72 8.19 6.06 7.81 4.65 3.24 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** 8.31 ***** 8.49 6.65 8.02 8.42 6.13 7.93 5.45 4.33 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** 8.38 ***** 8.63 7.10 8.33 7.38 6.02 8.41 5.27 3.92 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** 28.0 20.0 11.4 ****** DAY ** ** ** ** ** ** ** ** ** 5 9 17 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** 3.0 ***** 9.0 10.0 0.0 0.0 0.0 30.0 12.0 5.0 ****** DAY ** ** 2 ** 28 25 ** ** ** 2 3 7 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** 5.0 ***** 20.0 10.0 0.0 0.0 0.0 68.0 44.0 19.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 3.0 18.1 0.0 78.9 NO. OF DAYS WITH PRECIPITATION. *** *** 3 *** 3 1 0 0 0 8 8 6 *** NO. OF DAYS PRECIPITATION EQUAL *** *** 3 *** 3 1 0 0 0 8 8 6 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** 0 *** 0 1 0 0 0 1 2 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** 63 *** 64 46 42 52 54 82 87 88 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** 38 *** 39 21 23 26 26 53 63 70 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** 51 *** 54 30 33 32 33 70 79 85 *** 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 *** *** *** *** *** *** *** *** *** 0 0 2 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** 14.7 21.1 26.3 29.1 28.0 22.1 14.6 11.8 3.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 9.2 13.5 17.6 20.3 18.8 13.5 5.9 4.7 -1.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.2 11.2 ***** 20.3 28.9 34.8 38.0 37.3 30.7 23.3 18.9 8.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** 11.1 15.4 17.2 17.7 18.5 17.2 17.4 14.2 10.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.99 3.59 ***** 7.05 9.03 9.80 11.72 10.95 7.92 4.51 4.64 3.93 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.33 5.03 ***** 7.14 9.06 8.63 11.16 11.25 9.11 5.15 5.53 4.86 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.57 4.32 ***** 7.63 10.12 8.74 10.29 12.00 8.47 5.13 5.25 4.36 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 2.8 7.0 10.8 15.0 15.8 8.4 0.0 -1.6 -8.4 ****** DAY ** ** ** 1 1 2 4 28 19 22 27 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 15.0 ***** 29.4 34.2 39.6 42.0 41.0 36.6 33.0 25.6 17.2 ****** DAY 3 21 ** 22 13 23 30 1 9 5 2 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.2 9.0 ***** 6.0 2.0 0.0 0.0 0.0 0.0 0.0 7.0 12.0 ****** DAY 16 18 ** 5 7 ** ** ** ** ** 26 15 MONTHLY TOTAL PRECIPITATION IN MM. 16.8 14.6 ***** 12.0 3.0 0.0 0.0 0.0 0.0 0.0 7.0 40.1 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.6 16.0 0.0 50.4 NO. OF DAYS WITH PRECIPITATION. 5 3 *** 4 2 0 0 0 0 0 1 6 *** NO. OF DAYS PRECIPITATION EQUAL 5 3 *** 4 2 0 0 0 0 0 1 6 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 *** 0 0 0 0 0 0 0 0 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 79 *** 75 66 54 56 58 58 54 68 89 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 78 61 *** 51 36 25 27 29 33 29 41 71 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 71 *** 65 56 35 34 48 42 43 54 79 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 11 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 1 12 4 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 5 0 *** 0 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** 0 13 28 31 31 17 2 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** 0 0 0 7 3 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. *** *** *** 0 0 0 0 0 0 1 2 18 *** DATE OF START AND END FREEZING START = 22 OCT. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** -1.2 ***** ***** ***** 25.4 27.5 28.5 21.5 13.1 10.5 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** -8.4 ***** ***** ***** 16.5 18.7 20.1 13.0 5.9 3.4 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.8 7.0 ***** ***** ***** 34.1 36.4 36.9 29.9 21.4 18.0 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 15.4 ***** ***** ***** 17.6 17.7 16.8 16.9 15.5 14.6 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.34 2.78 ***** ***** ***** 7.73 8.61 8.08 6.69 4.60 5.06 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 3.74 4.19 ***** ***** ***** 6.83 7.61 9.68 7.63 5.75 5.69 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.89 4.02 ***** ***** ***** 7.00 7.75 7.61 6.89 4.73 5.48 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** -18.0 ***** ***** ***** 11.0 10.8 17.8 8.0 1.0 -0.1 ***** ****** DAY ** 6 ** ** ** 1 8 25 25 25 30 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.8 14.6 ***** ***** ***** 37.4 39.2 38.8 36.4 27.8 25.2 ***** ****** DAY 8 12 ** ** ** 21 20 2 3 17 2 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 9.2 ***** ***** ***** 0.0 0.0 0.0 0.0 0.0 5.2 ***** ****** DAY 17 5 ** ** ** ** ** ** ** ** 16 ** MONTHLY TOTAL PRECIPITATION IN MM. 23.8 21.0 ***** ***** ***** 0.0 0.0 0.0 0.0 0.0 17.2 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 72.3 0.0 0.0 27.7 NO. OF DAYS WITH PRECIPITATION. 5 3 *** *** *** 0 0 0 0 0 6 *** *** NO. OF DAYS PRECIPITATION EQUAL 5 3 *** *** *** 0 0 0 0 0 6 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 *** *** *** 0 0 0 0 0 0 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 83 *** *** *** 47 45 42 54 57 77 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 71 *** *** *** 20 19 24 29 35 46 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 84 *** *** *** 29 30 28 37 42 66 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 18 *** *** *** 0 0 0 0 0 0 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 *** *** *** 1 2 9 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 1 *** *** *** 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** 28 28 29 17 0 0 *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** 0 0 0 0 0 0 *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** 0 0 0 0 0 0 *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** 19 *** *** *** 0 0 0 0 0 2 *** *** DATE OF START AND END FREEZING START = 17 NOV. END = 28 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** 5.7 6.2 15.4 20.4 ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** -1.4 0.2 8.6 14.2 ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.3 13.0 11.0 22.6 27.0 ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 14.4 10.8 14.0 12.8 ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.33 3.84 3.90 5.80 8.38 ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 4.48 3.95 4.30 6.20 8.59 ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.93 3.76 4.51 6.20 8.37 ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** -5.8 -12.0 3.5 9.5 ***** ***** ***** ***** ***** ***** ***** ****** DAY ** 25 9 8 1 ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.8 21.0 21.6 33.5 32.0 ***** ***** ***** ***** ***** ***** ***** ****** DAY 30 26 20 24 30 ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 8.0 9.0 4.0 0.0 ***** ***** ***** ***** ***** ***** ***** ****** DAY 23 2 25 4 ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 28.2 25.0 35.2 7.0 0.0 ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 92.7 7.3 ***** ***** NO. OF DAYS WITH PRECIPITATION. 8 5 8 2 0 *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL 8 5 8 2 0 *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 0 0 *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 77 75 60 62 *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 76 45 50 37 38 *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 66 66 53 49 *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 5 6 0 0 *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 0 0 *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 5 *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** 14 11 0 0 *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = 5 FEB. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 1.8 1.9 7.8 14.1 17.6 22.7 25.1 23.2 20.0 13.1 8.1 5.0 13.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.4 -2.3 2.4 7.4 9.5 13.8 16.0 13.0 10.5 4.5 0.7 0.3 6.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.8 6.6 12.1 20.9 25.5 31.7 34.1 33.4 29.4 21.8 15.5 9.7 20.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.2 8.9 9.7 13.5 16.0 17.9 18.1 20.4 18.9 17.3 14.8 9.4 14.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.14 3.64 5.20 6.67 7.92 8.00 8.25 6.50 5.45 4.11 3.55 4.04 5.54 MEAN OF MIXING RATIO AT 09 GMT. 3.10 3.83 6.22 5.94 6.33 6.67 7.81 7.48 5.80 4.76 4.27 4.35 5.55 MEAN OF MIXING RATIO AT 15 GMT. 3.39 4.29 5.75 5.96 7.00 6.38 7.11 6.73 5.46 4.56 3.96 4.67 5.44 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.2 -12.0 -7.6 2.4 4.2 7.8 12.0 6.2 2.0 -1.0 -7.0 -5.8 -12.0 DAY 16 14 12 8 6 24 15 23 29 14 25 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 15.4 19.6 28.2 35.6 35.8 41.0 38.5 38.0 25.4 26.0 17.4 41.0 DAY 31 27 30 22 31 12 8 6 9 27 4 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 12.0 22.0 10.0 7.0 0.0 0.2 0.0 0.1 0.2 0.9 36.0 36.0 DAY 26 22 15 1 7 ** 14 ** 26 6 19 15 MONTHLY TOTAL PRECIPITATION IN MM. 39.4 33.3 89.7 29.4 17.8 0.0 0.2 0.0 0.1 0.6 1.8 100.7 313.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.9 15.1 0.1 32.9 NO. OF DAYS WITH PRECIPITATION. 11 13 19 6 9 0 1 0 1 3 3 10 76 NO. OF DAYS PRECIPITATION EQUAL 6 6 11 5 5 0 0 0 0 0 0 7 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 3 1 0 0 0 0 0 0 0 4 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 89 92 75 71 50 46 48 53 61 72 83 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 56 63 70 39 34 23 24 24 24 29 39 56 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 75 72 44 42 25 23 23 26 36 49 73 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 9 2 0 0 0 0 0 0 0 5 6 29 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 22 30 31 18 0 0 0 105 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. 19 17 7 0 0 0 0 0 0 2 12 16 73 DATE OF START AND END FREEZING START = 14 OCT. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 0.2 3.9 3.7 12.1 14.9 22.9 25.0 21.9 18.5 13.0 10.4 5.2 12.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.8 -1.0 -1.8 6.2 8.5 14.6 15.5 13.2 8.7 3.3 2.0 0.5 5.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.6 8.9 9.3 19.2 21.4 31.1 34.5 30.6 28.3 22.8 18.9 10.0 20.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.4 9.9 11.1 13.0 12.9 16.5 19.0 17.4 19.6 19.5 16.9 9.5 14.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.15 3.23 3.56 6.10 7.63 9.51 6.84 6.84 4.55 3.65 3.39 4.42 5.24 MEAN OF MIXING RATIO AT 09 GMT. 3.51 3.52 3.87 5.63 6.97 7.28 5.68 6.21 4.49 4.24 3.95 4.92 5.02 MEAN OF MIXING RATIO AT 15 GMT. 3.54 3.97 4.21 5.67 6.95 7.72 5.44 6.19 4.98 4.19 4.06 5.17 5.17 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.6 -8.0 -15.8 0.0 -0.6 11.6 11.2 7.4 3.4 -4.0 -4.8 -4.8 -17.6 DAY 29 17 12 4 4 16 17 19 13 19 21 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.2 18.4 17.8 28.2 29.2 38.4 38.0 36.0 34.2 28.0 24.8 16.4 38.4 DAY 21 23 30 14 30 19 6 25 25 12 14 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.4 14.0 25.0 15.6 19.3 14.0 0.0 0.0 0.0 0.0 6.0 17.0 25.0 DAY 22 11 10 19 13 6 ** ** ** ** 26 22 MONTHLY TOTAL PRECIPITATION IN MM. 46.7 22.3 93.8 35.8 56.5 31.5 0.0 0.0 0.0 0.0 6.4 57.2 350.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 46.5 35.4 0.0 18.2 NO. OF DAYS WITH PRECIPITATION. 13 11 17 12 13 9 0 0 0 0 4 12 91 NO. OF DAYS PRECIPITATION EQUAL 10 4 9 6 8 4 0 0 0 0 1 8 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 2 2 0 0 0 0 0 2 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 76 81 79 79 63 39 50 50 60 65 92 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 52 53 44 47 26 17 23 20 26 30 63 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 66 65 47 50 33 18 26 26 37 47 82 48 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 8 8 0 0 0 0 0 0 1 4 1 32 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 2 0 0 0 0 0 0 0 0 0 8 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 17 27 18 7 0 0 0 69 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 20 19 1 1 0 0 0 0 4 10 10 89 DATE OF START AND END FREEZING START = 17 OCT. END = 4 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. -0.6 4.3 6.4 14.5 18.3 22.9 25.0 23.0 21.0 11.9 7.8 4.3 13.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.2 -0.6 0.5 7.6 11.4 14.3 16.4 14.0 11.3 3.0 1.2 -1.8 6.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.1 9.2 12.2 21.4 25.1 31.5 33.5 32.0 30.7 20.8 14.4 10.4 20.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.3 9.8 11.7 13.8 13.7 17.2 17.1 18.0 19.4 17.8 13.2 12.2 14.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.81 4.15 4.33 6.47 9.29 9.01 7.63 7.15 6.69 3.79 4.17 3.63 5.76 MEAN OF MIXING RATIO AT 09 GMT. 3.04 4.38 4.06 5.67 7.71 6.40 5.88 6.87 7.76 4.77 4.10 4.09 5.39 MEAN OF MIXING RATIO AT 15 GMT. 3.33 4.78 4.36 6.63 9.04 6.61 5.94 6.18 7.23 4.47 4.15 4.25 5.58 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.6 -6.4 -12.8 1.0 3.0 11.2 12.2 9.2 6.0 -3.5 -7.2 -5.6 -12.8 DAY 21 17 3 2 11 24 30 4 28 9 23 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.8 15.4 20.6 29.2 32.2 37.6 36.6 36.4 35.6 32.0 24.4 16.0 37.6 DAY 29 12 30 20 27 19 3 28 4 1 1 23 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 20.9 17.7 21.5 26.0 1.0 1.0 0.5 0.0 1.0 9.0 5.0 26.0 DAY 9 5 2 13 29 1 28 17 ** 30 29 6 MONTHLY TOTAL PRECIPITATION IN MM. 21.5 77.5 61.7 67.6 71.9 2.7 1.0 0.5 0.0 1.0 10.6 6.4 322.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.8 44.1 0.5 5.6 NO. OF DAYS WITH PRECIPITATION. 7 14 12 12 11 4 1 1 0 1 3 5 71 NO. OF DAYS PRECIPITATION EQUAL 4 12 11 8 8 2 1 0 0 1 2 1 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 2 3 3 0 0 0 0 0 0 0 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 89 86 77 79 57 42 50 62 62 77 90 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 63 48 38 40 23 18 24 29 31 42 54 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 76 58 53 54 28 20 23 34 40 54 75 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 19 3 5 0 0 0 0 0 0 0 5 4 36 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 5 0 0 0 0 0 0 0 0 0 0 0 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 19 31 28 20 2 0 0 104 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 19 15 0 0 0 0 0 0 6 13 25 107 DATE OF START AND END FREEZING START = 7 OCT. END = 29 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 3.0 2.5 9.9 14.2 20.0 25.0 26.2 25.6 16.7 13.1 11.8 2.9 14.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.2 -3.5 3.1 6.3 11.6 16.5 17.1 16.3 7.3 5.6 5.1 -2.8 6.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.1 8.6 16.6 22.1 28.3 33.6 35.2 35.0 26.2 20.7 18.5 8.6 21.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 12.1 13.5 15.8 16.7 17.1 18.1 18.7 18.9 15.1 13.4 11.4 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.57 3.14 4.99 6.02 6.87 6.77 7.11 8.09 3.85 5.41 5.06 3.35 5.35 MEAN OF MIXING RATIO AT 09 GMT. 3.90 3.03 4.75 5.05 4.60 5.11 6.13 9.07 4.97 5.18 4.76 3.34 4.99 MEAN OF MIXING RATIO AT 15 GMT. 4.22 3.35 5.37 5.11 5.34 4.74 5.75 10.42 4.98 5.61 5.31 3.56 5.31 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.4 -10.0 -1.8 -3.8 6.2 11.0 10.6 12.2 3.0 -0.6 -2.0 -11.6 -11.6 DAY 11 20 3 6 8 6 16 19 8 26 11 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.8 16.4 24.2 33.2 32.6 38.8 38.5 39.2 32.4 26.4 23.4 17.6 39.2 DAY 5 28 22 26 14 17 7 1 1 20 5 20 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.0 3.0 28.2 3.0 10.4 0.0 0.0 0.0 0.0 8.0 9.2 4.5 28.2 DAY 3 4 13 19 1 ** ** ** ** 4 26 1 MONTHLY TOTAL PRECIPITATION IN MM. 42.5 6.8 70.3 6.8 16.7 0.0 0.0 0.0 0.0 12.3 25.7 9.7 190.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 62.7 12.3 0.0 25.0 NO. OF DAYS WITH PRECIPITATION. 11 9 15 7 5 0 0 0 0 5 6 5 63 NO. OF DAYS PRECIPITATION EQUAL 8 2 9 3 2 0 0 0 0 4 4 3 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 3 0 1 0 0 0 0 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 84 84 76 55 39 40 49 47 75 74 85 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 48 44 31 20 16 18 26 25 35 36 47 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 59 56 35 26 16 18 34 29 46 52 65 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 11 11 0 0 0 0 0 0 0 0 0 15 37 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 1 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 11 30 31 31 3 0 0 0 110 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 24 5 5 0 0 0 0 0 2 4 22 85 DATE OF START AND END FREEZING START = 26 OCT. END = 10 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 4.2 4.6 8.1 14.3 17.8 23.0 27.6 25.8 20.2 13.6 10.0 2.3 14.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.3 -1.6 1.8 7.6 9.0 13.7 18.3 16.0 10.7 4.6 0.9 -3.5 6.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.6 10.7 14.4 21.0 26.5 32.3 36.9 35.6 29.6 22.6 19.1 8.0 22.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 12.3 12.6 13.4 17.5 18.6 18.6 19.6 18.9 18.0 18.2 11.5 16.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.37 3.64 4.43 6.64 6.38 7.47 7.84 7.38 5.33 3.91 2.74 3.08 5.18 MEAN OF MIXING RATIO AT 09 GMT. 3.38 3.92 3.81 6.12 4.87 5.33 6.55 7.32 5.31 3.83 3.00 3.32 4.73 MEAN OF MIXING RATIO AT 15 GMT. 3.59 4.06 4.11 6.50 5.45 5.91 6.33 7.17 5.55 4.07 2.91 3.24 4.91 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -11.4 -6.6 -0.4 3.4 7.6 13.2 10.8 5.2 -7.6 -8.6 -8.4 -11.4 DAY 10 26 6 8 21 2 27 8 4 19 29 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.4 17.0 22.6 29.2 34.1 39.4 40.6 39.6 35.6 30.8 26.8 12.8 40.6 DAY 30 4 26 4 7 30 16 23 20 5 11 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.1 20.0 12.0 13.0 2.0 4.0 0.0 0.0 5.2 0.4 1.2 2.1 20.0 DAY 18 24 18 16 1 28 ** ** 22 13 26 5 MONTHLY TOTAL PRECIPITATION IN MM. 9.0 69.2 30.9 39.5 4.9 4.3 0.0 0.0 7.2 0.4 2.2 6.7 174.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 62.6 27.9 4.1 5.3 NO. OF DAYS WITH PRECIPITATION. 8 9 8 13 3 2 0 0 2 1 3 7 56 NO. OF DAYS PRECIPITATION EQUAL 3 8 6 7 2 1 0 0 2 0 1 3 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 1 0 0 0 0 0 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 86 82 79 60 47 40 45 50 57 52 85 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 45 53 40 43 22 18 17 21 23 23 24 50 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 62 45 51 30 22 18 22 27 30 33 61 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 8 3 0 0 0 0 0 0 2 3 16 42 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 0 0 0 0 0 4 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 4 24 31 31 14 3 0 0 107 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. 27 21 11 1 0 0 0 0 0 9 16 26 111 DATE OF START AND END FREEZING START = 18 OCT. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 1.1 4.4 7.1 13.5 18.4 24.2 25.5 23.7 22.7 14.2 7.0 5.5 13.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.8 -1.1 2.3 6.6 10.7 15.7 17.4 14.3 12.8 5.6 -0.9 -1.7 6.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 9.9 11.9 20.3 26.2 32.7 33.7 33.0 32.5 22.9 14.9 12.8 21.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.8 11.0 9.6 13.7 15.5 17.0 16.3 18.7 19.7 17.3 15.8 14.5 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.72 3.78 4.95 6.24 7.43 7.09 6.96 5.48 5.62 4.46 3.31 3.19 5.10 MEAN OF MIXING RATIO AT 09 GMT. 3.04 4.16 5.27 6.10 6.26 5.73 5.71 4.34 5.30 4.59 3.51 3.46 4.79 MEAN OF MIXING RATIO AT 15 GMT. 2.97 4.35 5.71 6.56 6.41 6.16 5.64 3.93 5.56 4.33 3.70 3.30 4.88 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -9.6 -2.6 -2.5 2.4 9.0 14.8 3.6 5.4 -1.2 -5.8 -10.0 -12.0 DAY 15 4 1 5 3 18 12 31 1 3 19 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 16.0 21.2 28.0 34.0 38.2 36.2 37.6 38.6 29.5 23.4 19.2 38.6 DAY 6 10 31 23 31 3 8 27 9 14 8 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.5 16.1 18.0 10.0 4.0 0.8 0.0 0.0 0.0 0.6 9.0 0.5 18.0 DAY 20 3 3 4 26 28 ** ** ** 31 12 1 MONTHLY TOTAL PRECIPITATION IN MM. 17.9 32.9 98.1 25.2 14.0 0.8 0.0 0.0 0.0 0.9 9.0 1.3 200.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 74.4 20.0 0.0 5.6 NO. OF DAYS WITH PRECIPITATION. 7 8 19 13 9 1 0 0 0 3 1 3 64 NO. OF DAYS PRECIPITATION EQUAL 6 5 15 5 6 0 0 0 0 0 1 0 38 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. 82 85 90 78 63 43 38 37 48 61 78 75 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 50 56 62 42 31 19 17 14 19 29 36 39 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 68 73 51 36 23 18 15 22 35 51 51 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 9 0 0 0 0 0 0 0 0 5 10 41 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 1 1 0 0 0 0 3 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 0 0 7 23 30 25 24 0 0 0 109 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 19 10 4 0 0 0 0 0 1 18 17 96 DATE OF START AND END FREEZING START = 3 OCT. END = 7 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 3.7 3.2 6.7 14.1 17.9 24.4 26.9 25.1 20.8 16.8 8.1 4.1 14.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.4 -4.3 0.4 7.3 10.2 15.9 17.6 15.3 11.2 8.6 2.1 -0.5 6.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.8 10.7 13.1 20.9 25.7 32.8 36.1 35.0 30.5 24.9 14.1 8.8 21.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.2 15.0 12.7 13.6 15.5 16.9 18.5 19.7 19.3 16.3 12.0 9.3 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.09 2.85 4.07 6.50 7.83 9.81 9.16 6.43 4.62 5.52 4.91 4.07 5.74 MEAN OF MIXING RATIO AT 09 GMT. 3.47 2.77 3.88 5.63 5.68 7.31 9.66 5.74 4.04 5.82 5.22 4.43 5.30 MEAN OF MIXING RATIO AT 15 GMT. 3.50 2.63 4.44 5.97 6.11 8.00 10.06 4.82 4.06 6.02 5.53 4.60 5.48 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.6 -10.2 -6.4 -0.4 4.6 10.6 13.4 7.4 6.4 2.0 -5.6 -8.0 -10.2 DAY 25 2 9 13 7 3 1 27 10 21 26 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.2 21.0 23.2 27.6 34.0 37.2 39.2 39.8 37.8 32.0 22.0 17.2 39.8 DAY 2 22 24 28 28 16 18 15 1 3 5 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 2.1 18.0 27.0 11.0 5.3 0.0 0.0 0.0 9.0 16.1 11.0 27.0 DAY 17 28 27 20 6 19 ** ** ** 24 1 21 MONTHLY TOTAL PRECIPITATION IN MM. 22.0 3.4 78.7 43.0 32.7 11.1 0.0 0.0 0.0 16.3 22.2 31.6 261.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.9 33.3 0.0 26.9 NO. OF DAYS WITH PRECIPITATION. 6 4 14 9 6 9 0 0 0 4 5 9 66 NO. OF DAYS PRECIPITATION EQUAL 4 1 11 7 5 3 0 0 0 3 3 5 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 1 1 0 0 0 0 0 1 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 78 81 77 68 58 47 41 43 66 88 89 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 35 46 36 29 23 25 17 16 31 52 62 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 41 59 44 36 31 29 15 18 43 70 77 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 16 4 0 0 0 0 0 0 0 1 3 34 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 1 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 26 31 30 18 5 0 0 118 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 24 16 1 0 0 0 0 0 0 8 20 94 DATE OF START AND END FREEZING START = 9 NOV. END = 13 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.8 2.9 8.3 16.0 18.5 23.4 26.7 25.3 20.8 15.3 11.1 7.9 14.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.8 -2.0 1.8 8.6 10.8 14.7 18.4 16.9 11.3 6.2 2.8 0.1 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.5 7.8 14.8 23.4 26.1 32.1 35.1 33.6 30.4 24.5 19.5 15.7 22.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.3 9.8 13.0 14.8 15.3 17.4 16.7 16.7 19.1 18.3 16.7 15.6 15.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.61 3.67 4.31 7.29 8.14 8.46 9.18 8.44 5.65 4.79 4.11 3.73 5.95 MEAN OF MIXING RATIO AT 09 GMT. 4.23 3.89 4.67 6.62 7.24 7.44 8.43 7.90 5.67 4.69 4.98 4.70 5.87 MEAN OF MIXING RATIO AT 15 GMT. 4.30 4.14 4.96 7.34 7.68 7.98 8.57 7.09 5.36 4.65 4.54 4.47 5.92 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.8 -9.0 -9.0 1.6 1.6 11.4 13.0 12.0 5.6 -1.6 -1.4 -5.0 -12.8 DAY 15 11 3 8 4 12 3 26 13 11 25 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.4 17.0 24.5 31.8 33.8 37.6 41.6 37.0 39.2 33.6 26.2 24.2 41.6 DAY 26 8 29 18 22 28 6 18 5 2 1 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.7 29.0 14.0 22.0 3.0 2.0 0.0 0.0 0.0 7.0 0.0 2.0 29.0 DAY 6 10 2 6 13 21 ** ** ** 25 ** 25 MONTHLY TOTAL PRECIPITATION IN MM. 50.3 110.6 25.4 39.4 9.8 3.0 0.0 0.0 0.0 7.0 0.0 3.0 248.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 75.0 21.0 0.0 4.0 NO. OF DAYS WITH PRECIPITATION. 15 13 8 7 8 2 0 0 0 1 0 2 56 NO. OF DAYS PRECIPITATION EQUAL 12 11 5 4 5 2 0 0 0 1 0 2 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 4 1 2 0 0 0 0 0 0 0 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 88 81 79 68 51 48 51 50 65 73 78 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 62 48 39 36 25 24 24 21 27 37 45 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 73 56 48 42 28 26 24 22 33 45 57 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 8 4 0 0 0 0 0 0 0 0 3 25 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 3 0 0 0 0 10 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 7 27 31 29 14 3 0 0 113 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. 23 23 12 0 0 0 0 0 0 2 4 17 81 DATE OF START AND END FREEZING START = 10 OCT. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 2.7 7.5 8.2 13.5 19.1 24.9 25.2 25.3 20.3 15.5 7.3 4.7 14.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.6 1.5 2.8 5.5 9.9 15.7 17.0 16.0 10.5 5.9 1.0 -2.3 6.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.1 13.4 13.6 21.6 28.3 34.0 33.3 34.6 30.1 25.2 13.5 11.8 22.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.7 11.9 10.8 16.1 18.4 18.3 16.3 18.6 19.6 19.3 12.5 14.1 15.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.58 4.30 4.80 5.82 6.85 6.76 7.82 5.82 5.55 4.57 4.43 3.43 5.31 MEAN OF MIXING RATIO AT 09 GMT. 4.29 4.11 4.58 5.04 5.45 5.56 6.44 5.29 4.89 5.01 5.60 4.25 5.04 MEAN OF MIXING RATIO AT 15 GMT. 4.36 4.62 4.96 4.75 5.33 5.29 6.12 4.61 4.67 4.93 5.59 4.49 4.98 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.4 -3.2 -3.2 -2.0 5.8 10.4 11.0 11.6 3.2 1.0 -4.0 -7.8 -11.4 DAY 3 2 7 24 13 18 14 17 30 28 22 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.2 20.6 21.6 27.8 35.0 39.8 39.0 38.2 36.8 31.0 23.2 16.0 39.8 DAY 16 27 27 30 20 29 5 30 13 12 1 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.6 17.0 29.0 6.0 4.4 4.0 5.0 0.0 3.0 0.6 8.0 6.2 29.0 DAY 19 21 3 7 11 9 13 ** 28 26 9 17 MONTHLY TOTAL PRECIPITATION IN MM. 48.3 29.9 72.8 9.1 9.4 4.0 7.4 0.0 3.2 0.6 18.1 9.3 212.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 71.2 10.6 5.0 13.2 NO. OF DAYS WITH PRECIPITATION. 10 9 13 4 4 1 3 0 2 1 9 4 60 NO. OF DAYS PRECIPITATION EQUAL 5 7 9 3 3 1 2 0 1 0 3 2 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 2 0 0 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 83 85 76 57 38 45 34 51 65 85 85 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 44 51 34 27 17 21 15 21 26 58 51 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 56 59 35 26 17 21 14 22 33 69 68 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 0 0 0 0 0 0 0 0 0 1 6 19 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 6 2 0 0 0 0 9 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 13 29 28 31 19 1 0 0 121 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 11 8 2 0 0 0 0 0 0 13 26 82 DATE OF START AND END FREEZING START = 4 NOV. END = 24 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 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. 2.5 3.0 8.3 17.7 22.7 23.0 25.5 24.6 22.0 14.8 6.8 5.2 14.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.8 -3.0 0.9 8.8 13.4 14.2 17.5 15.5 13.3 7.1 0.7 -0.2 7.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.8 8.9 15.7 26.7 32.1 31.8 33.5 33.6 30.8 22.5 12.9 10.5 22.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 11.9 14.8 17.9 18.7 17.6 16.0 18.1 17.5 15.4 12.2 10.7 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.09 3.23 3.79 5.54 6.19 6.17 6.02 5.39 5.54 5.45 4.05 4.12 4.88 MEAN OF MIXING RATIO AT 09 GMT. 3.43 3.49 3.54 4.28 5.01 4.99 5.16 4.60 5.19 5.66 4.39 4.73 4.54 MEAN OF MIXING RATIO AT 15 GMT. 3.40 3.66 3.55 4.41 4.93 4.61 4.50 3.96 5.45 5.79 4.63 5.05 4.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -14.8 -6.2 0.6 8.6 6.8 11.0 11.0 8.5 3.2 -4.2 -5.0 -14.8 DAY 12 9 17 1 12 14 26 14 21 9 18 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.8 17.2 24.4 32.6 38.0 38.2 35.6 37.0 34.6 28.2 23.2 16.0 38.2 DAY 2 25 25 10 27 24 8 1 1 12 2 22 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.5 8.0 7.7 0.4 0.0 5.0 0.0 0.0 1.1 8.0 13.6 19.0 19.0 DAY 30 14 3 1 ** 13 ** ** 19 15 6 16 MONTHLY TOTAL PRECIPITATION IN MM. 16.8 27.2 10.5 0.9 0.0 5.0 0.0 0.0 1.3 12.7 35.0 48.7 158.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.5 3.7 0.8 61.0 NO. OF DAYS WITH PRECIPITATION. 9 7 5 3 0 1 0 0 2 4 5 8 44 NO. OF DAYS PRECIPITATION EQUAL 7 4 2 0 0 1 0 0 1 3 4 7 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 0 2 1 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 83 76 57 44 39 33 36 47 72 85 91 62 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 50 35 20 17 18 16 14 19 35 47 60 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 58 60 38 22 18 17 14 13 25 45 63 79 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 15 10 3 0 0 0 0 0 0 0 1 2 31 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 2 0 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 8 24 21 30 31 20 0 0 0 134 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 22 18 0 0 0 0 0 0 0 16 20 100 DATE OF START AND END FREEZING START = 9 NOV. END = 29 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE PERIOD 1962 TO 2000 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 1.6 5.1 8.7 14.8 19.6 24.1 26.0 24.4 20.4 14.4 8.3 4.0 14.3 SD OF MEAN DAILY TEMPERATURE IN C. 3.61 2.80 2.23 1.67 2.66 1.30 1.28 1.76 1.66 1.99 2.22 2.17 2.11 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.8 -1.6 2.2 7.4 11.4 15.1 17.2 15.1 10.9 6.0 0.9 -2.7 6.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.4 11.3 15.1 22.1 27.8 33.1 34.8 33.7 29.7 22.9 15.6 10.5 22.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 12.3 12.9 14.7 16.4 18.0 17.6 18.5 18.7 16.9 14.8 13.3 15.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.04 3.78 4.84 6.16 7.77 7.90 8.21 7.57 5.77 5.09 3.97 3.32 5.61 MEAN OF MIXING RATIO AT 09 GMT. 3.82 4.37 5.46 6.64 8.52 8.11 8.88 8.45 6.86 5.75 4.80 4.39 6.33 MEAN OF MIXING RATIO AT 15 GMT. 3.67 4.45 5.54 6.96 8.97 8.25 9.26 8.50 6.74 5.67 4.73 4.28 6.41 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -23.5 -20.0 -17.0 -3.8 -0.6 5.5 9.0 3.5 -3.0 -7.6 -19.0 -25.0 -25.0 YEAR - DAY 67-23 72- 1 68-26 94- 6 92- 4 70-13 62- 1 65-26 73-25 95-19 67-27 64-28 64-28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.0 24.0 29.0 33.5 39.0 41.0 43.0 41.5 39.2 34.8 26.8 24.2 43.0 YEAR - DAY 63-31 63-25 77-20 85-24 66-19 68-18 64-10 66-21 98- 5 70- 1 95-11 98-12 64-10 24 HOUR MAXIMUM PRECIPITATION IN MM. 28.0 37.6 31.2 29.0 26.0 14.0 28.0 2.4 15.0 30.0 25.0 36.0 37.6 YEAR - DAY 77- 8 73-23 73-23 67-15 93-29 92- 6 69-12 72- 2 67-23 82- 2 69-10 91-15 73-23 MONTHLY TOTAL PRECIPITATION IN MM. 41.6 38.8 47.6 30.1 20.4 3.5 1.8 0.1 2.0 9.3 16.5 27.5 239.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 53.5 22.6 1.6 22.3 NO. OF DAYS WITH PRECIPITATION. 7 6 8 6 4 1 0 0 1 2 3 5 43 NO. OF DAYS PRECIPITATION EQUAL 6 5 6 4 3 1 0 0 0 2 2 4 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 1 0 0 0 0 0 1 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 78 76 70 63 48 44 48 50 61 71 77 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 57 54 44 40 28 27 28 28 35 46 58 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 65 60 51 46 32 32 33 35 45 59 69 50 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 16 8 3 0 0 0 0 0 0 0 5 11 43 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 3 1 0 0 0 0 5 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 0 0 0 0 0 0 0 0 0 0 1 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 11 25 29 28 16 2 0 0 113 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. 24 16 9 1 0 0 0 0 0 2 12 22 86 DATE OF START AND END FREEZING START = 25 SEP. END = 4 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NEYSHABOUR LATITUDE 36 16 N DATA PROCESSING CENTER LONGITUDE 58 48 E ELEVATION 1213 MET. MEAN AND EXTREMES FOR THE PERIOD 1962 TO 2000 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 1.2 4.8 9.4 15.5 20.7 25.8 27.8 25.9 21.3 14.9 8.4 3.7 14.9 AVERAGE DEW POINT TEMPERATURE. IN C. -4.5 -1.7 1.6 5.0 8.1 7.5 8.5 7.5 3.9 1.9 -0.6 -2.3 2.9 AVERAGE OF MIXING RATIO IN G/KG 3.50 4.19 5.28 6.59 8.43 8.08 8.78 8.17 6.45 5.50 4.50 4.00 6.12 AVERAGE OF VAPOUR PRESSURE HPA 4.89 5.85 7.37 9.21 11.75 11.30 12.26 11.42 9.03 7.70 6.29 5.58 8.55 AVERAGE OF SATURATION DEFICIT IN HPA 2.42 3.49 5.56 9.59 14.37 23.54 26.64 23.80 18.21 10.62 5.60 3.02 12.24 AVERAGE RELATIVE HUMIDITY IN PERCENT 69 67 63 55 50 36 34 36 38 47 59 68 52 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 81 82 80 73 66 51 48 50 53 64 75 82 67 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 56 53 49 41 36 24 24 25 25 33 42 54 39 NO. OF DAYS PRECIPITATION EQUAL 3 3 3 2 2 0 0 0 0 1 1 2 17 OR MORE THAN 5 MM.