IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1961 7.9 8.1 10.1 15.8 23.1 25.6 26.9 25.9 23.0 18.1 13.4 11.8 19.0 1962 7.3 9.9 13.3 14.4 20.4 24.2 27.4 26.6 22.6 18.2 12.5 9.8 20.1 1963 10.4 10.2 10.6 15.5 19.7 23.5 26.4 26.3 24.0 19.6 12.0 7.6 18.8 1964 3.1 7.7 10.1 12.8 20.5 26.2 26.0 25.2 22.6 17.1 13.9 7.5 23.1 1965 5.9 8.5 9.4 13.7 20.3 24.4 26.5 26.5 23.0 18.5 13.8 9.9 20.6 1966 11.0 10.1 12.0 16.4 19.3 24.7 26.9 27.7 23.1 17.8 14.3 11.2 17.6 1967 8.6 6.5 9.6 14.1 20.8 22.6 25.2 27.0 23.4 18.3 14.6 9.2 20.5 1968 8.6 7.6 9.9 13.2 20.9 21.8 25.1 25.8 24.3 20.2 14.1 9.5 18.1 1969 4.3 3.8 7.6 12.6 19.0 24.3 24.4 25.6 22.2 17.5 10.3 10.2 21.8 1970 7.0 9.8 11.4 15.8 21.5 23.1 26.1 26.1 22.1 18.6 14.4 8.5 19.1 1971 7.2 7.9 11.4 14.6 21.0 23.2 27.3 26.4 25.1 18.2 13.8 9.2 20.1 1972 2.7 2.5 7.1 16.3 18.8 24.9 27.5 25.4 24.3 20.6 13.2 6.1 25.0 1973 3.6 9.7 10.0 14.9 20.3 22.4 25.6 26.7 21.7 19.2 12.3 7.6 23.1 1974 5.0 5.6 9.5 13.3 21.6 24.2 24.7 25.6 22.1 18.5 14.8 8.1 20.6 1975 7.1 ****** 10.2 16.6 22.2 26.2 28.0 26.1 24.5 17.6 11.4 6.5 ****** 1976 8.1 4.4 6.7 15.6 19.8 23.9 25.5 27.4 24.3 16.5 11.7 8.7 23.0 1977 3.1 7.6 11.2 16.1 20.0 25.1 25.6 25.7 23.8 16.3 12.5 8.1 22.6 1978 7.1 7.0 11.7 15.7 17.8 21.3 25.7 25.4 24.7 20.1 11.0 10.1 18.7 1979 7.2 8.8 10.3 15.1 18.9 22.2 26.7 26.7 25.2 19.4 13.4 9.2 19.5 1980 5.9 5.8 9.3 16.7 20.0 24.5 27.6 26.1 22.3 17.1 15.3 10.8 21.8 1981 8.5 8.6 11.2 13.5 19.6 23.3 25.7 27.0 24.2 18.6 13.5 10.9 18.5 1982 5.8 6.1 7.9 17.1 19.4 23.0 26.4 24.8 23.8 17.2 10.3 6.1 20.7 1983 5.9 8.1 10.1 16.0 21.7 23.8 26.7 25.6 22.2 17.3 14.5 9.3 20.8 1984 7.3 5.1 9.2 15.6 18.3 22.3 26.3 24.5 22.9 17.8 14.5 6.7 21.2 1985 7.0 8.2 7.7 16.2 21.6 24.7 24.8 25.5 23.9 17.5 14.2 9.2 18.5 1986 8.3 8.1 7.5 15.5 19.5 23.9 25.9 26.3 24.5 18.8 12.5 8.0 18.8 1987 9.5 8.6 10.0 13.7 21.0 24.5 25.5 26.3 22.0 15.0 12.8 9.8 17.7 1988 6.9 7.9 10.6 15.7 19.4 25.5 25.9 25.0 22.9 18.9 13.7 10.3 19.0 1989 5.8 5.6 11.2 16.3 20.6 24.4 27.1 27.1 23.5 20.1 14.7 9.9 21.5 1990 6.0 8.0 10.2 15.3 18.9 24.4 26.2 24.8 24.0 18.6 14.8 9.1 20.2 1991 7.6 6.7 8.7 15.9 19.2 23.5 26.6 26.6 23.1 20.2 13.1 8.4 19.9 1992 5.5 6.8 8.5 13.9 17.6 23.8 25.3 23.9 22.2 17.8 13.4 9.0 19.8 1993 6.9 6.0 10.0 15.6 19.9 23.1 25.0 26.1 23.0 17.0 10.3 8.2 20.1 1994 7.8 5.8 10.1 16.2 20.3 21.8 24.6 25.5 21.8 18.2 14.7 7.4 19.7 1995 8.7 8.8 11.2 16.6 21.7 24.5 26.1 26.9 24.1 16.7 14.5 8.3 18.6 1996 6.5 8.2 8.2 13.4 21.1 23.1 26.5 26.4 24.5 18.6 13.0 11.0 20.0 1997 8.8 7.4 8.7 15.9 21.1 25.4 26.1 27.2 22.1 21.0 12.9 9.7 19.8 1998 6.9 7.3 11.2 17.2 21.1 26.1 26.6 27.5 23.8 18.7 15.3 11.5 20.6 1999 8.7 10.7 10.9 15.3 19.0 23.7 25.7 28.8 23.7 20.1 12.5 10.2 20.1 2000 8.1 8.6 9.7 18.5 20.1 23.5 26.7 27.9 24.6 17.9 12.2 9.7 19.8 MEAN 6.9 7.5 9.9 15.3 20.2 23.9 26.1 26.2 23.4 18.3 13.3 9.1 19.3 SD 1.88 1.81 1.45 1.34 1.20 1.22 0.88 0.99 0.99 1.29 1.35 1.44 1.32 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 3.1 2.8 4.5 9.4 16.1 18.6 22.3 20.5 18.7 12.6 7.1 5.5 11.8 1962 2.4 4.8 8.0 9.9 14.7 20.0 21.6 20.7 16.9 12.9 7.3 4.5 12.0 1963 5.2 5.8 5.2 11.3 14.7 18.5 21.8 21.6 19.2 15.0 6.5 1.8 12.2 1964 -2.5 3.4 6.4 8.0 14.3 20.8 21.4 20.9 18.9 11.5 7.4 2.2 11.1 1965 2.0 2.6 4.8 8.5 15.4 19.0 21.4 21.9 18.3 14.6 7.5 4.3 11.7 1966 5.0 5.6 7.0 11.5 14.7 19.5 21.4 22.9 19.0 13.4 8.6 5.6 12.8 1967 2.3 1.8 5.2 9.0 14.7 17.2 20.7 21.5 18.8 13.0 9.8 3.1 11.4 1968 3.0 2.6 5.3 9.1 15.0 16.9 19.8 21.2 18.5 14.5 9.8 5.5 11.8 1969 1.0 0.4 5.1 8.4 13.7 17.9 19.6 20.5 17.1 13.0 4.6 5.6 10.6 1970 2.9 4.3 7.1 10.7 15.3 18.0 20.4 21.9 17.7 13.1 8.9 3.8 12.0 1971 2.6 3.0 5.7 9.8 15.9 17.6 21.1 21.1 18.4 12.2 8.1 4.0 11.6 1972 -1.5 -2.1 2.7 9.5 13.4 19.4 22.2 18.8 18.7 14.3 7.0 2.0 10.4 1973 -1.8 4.0 5.3 9.3 14.7 18.0 20.9 22.4 17.0 13.7 6.6 2.2 11.0 1974 0.9 1.7 6.3 8.6 15.5 18.6 20.7 20.9 17.9 10.9 9.7 2.7 11.2 1975 1.8 ****** 4.7 10.1 16.8 20.8 22.3 21.8 19.1 13.0 5.8 2.0 ****** 1976 2.4 0.8 2.7 10.1 14.9 19.0 21.3 21.8 20.1 11.0 6.2 4.3 11.2 1977 -0.1 2.6 6.9 10.7 15.1 20.1 21.2 20.6 19.3 11.7 6.8 3.5 11.5 1978 1.9 2.8 6.4 10.3 13.1 16.4 20.3 21.1 19.3 14.5 6.4 4.8 11.4 1979 2.1 3.6 4.5 10.5 13.8 17.6 22.3 20.5 19.1 14.3 7.4 3.8 11.6 1980 1.1 2.3 5.6 10.8 14.3 18.4 21.5 21.6 18.1 11.9 10.6 6.4 11.9 1981 2.6 3.4 6.0 8.3 14.3 17.8 20.8 22.1 18.3 12.6 7.0 5.2 11.5 1982 0.7 1.2 2.8 11.2 15.3 18.0 21.6 20.2 18.3 12.0 6.1 0.7 10.7 1983 0.8 2.0 4.9 10.3 17.3 19.8 21.9 21.5 18.2 11.2 8.6 3.6 11.7 1984 1.5 1.8 6.3 10.7 14.2 18.3 21.6 21.1 18.1 12.0 10.2 3.2 11.6 1985 2.7 3.4 3.7 11.1 16.4 20.3 21.4 19.8 19.2 12.3 9.3 4.7 12.0 1986 3.1 4.5 3.9 11.0 15.6 19.8 21.7 21.5 18.4 14.0 8.7 2.8 12.1 1987 3.9 4.8 7.1 9.0 16.5 19.9 21.1 22.4 17.4 11.3 8.9 4.6 12.3 1988 2.9 3.8 6.4 11.3 15.5 20.7 22.3 21.6 19.0 14.4 9.0 5.6 12.7 1989 1.3 0.3 6.9 11.2 16.0 20.3 22.9 23.3 19.3 15.5 8.9 5.9 12.6 1990 1.9 3.3 5.5 10.6 14.6 19.8 22.1 21.3 19.6 13.5 8.9 4.1 12.1 1991 3.5 2.7 5.9 10.9 15.0 18.9 21.7 22.6 18.8 15.1 8.7 3.3 12.3 1992 1.0 2.1 4.1 9.8 13.6 19.8 22.0 19.9 17.4 12.2 8.3 5.1 11.3 1993 2.4 2.8 4.7 10.5 15.8 19.2 21.3 22.1 19.3 11.9 7.0 4.6 11.8 1994 3.5 2.0 6.1 11.5 16.3 18.5 20.5 21.8 16.5 13.4 10.3 3.2 12.0 1995 4.4 4.6 6.8 12.0 16.3 19.2 22.0 22.7 19.1 11.9 8.2 3.1 12.5 1996 2.6 3.8 5.8 9.6 16.7 19.3 21.7 21.7 19.5 13.4 8.4 5.7 12.3 1997 4.4 3.2 4.0 10.5 15.8 21.0 22.7 23.2 18.1 15.5 8.1 4.7 12.6 1998 2.9 2.2 5.9 11.9 16.5 21.2 22.1 22.7 19.7 13.4 10.6 7.6 13.1 1999 3.6 5.0 6.4 10.7 14.6 19.2 21.1 23.4 19.4 15.2 7.8 4.6 12.6 2000 3.6 3.9 5.5 13.0 16.1 18.8 21.2 23.0 21.2 14.2 7.9 5.4 12.8 MEAN 2.2 2.9 5.5 10.3 15.2 19.1 21.4 21.6 18.6 13.2 8.1 4.1 11.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 12.7 13.3 15.7 22.3 30.1 32.5 31.5 31.4 27.3 23.5 19.6 18.0 23.2 1962 12.3 14.9 18.7 18.8 26.1 28.4 33.1 32.6 28.3 23.5 17.6 15.2 22.5 1963 15.6 14.6 16.0 19.7 24.7 28.4 30.9 31.0 28.7 24.3 17.5 13.3 22.1 1964 8.8 11.9 13.8 17.5 26.7 31.5 30.6 29.5 26.3 22.8 20.4 12.6 21.0 1965 9.7 14.4 13.9 18.8 25.2 29.8 31.5 31.0 27.6 22.5 20.0 15.5 21.7 1966 17.1 14.6 17.0 21.3 23.8 29.8 32.4 32.6 27.2 22.3 20.1 16.7 22.9 1967 14.8 11.2 14.1 19.2 26.8 28.1 29.8 32.5 27.9 23.6 19.3 15.4 21.9 1968 14.2 12.6 14.4 17.2 26.7 26.7 30.3 30.3 30.0 25.9 18.4 13.6 21.7 1969 7.7 7.3 10.2 16.7 24.3 30.8 29.1 30.6 27.3 22.0 16.0 14.8 19.7 1970 11.0 15.4 15.8 21.0 27.7 28.2 31.9 30.3 26.4 24.1 20.0 13.1 22.1 1971 11.9 12.8 17.1 19.4 26.2 28.8 33.4 31.7 31.8 24.3 19.6 14.4 22.6 1972 7.0 7.1 11.4 23.1 24.3 30.4 32.9 32.0 29.9 27.2 19.5 10.3 21.3 1973 9.1 15.4 14.8 20.6 25.9 26.8 30.3 31.0 26.4 24.7 18.0 13.0 21.3 1974 9.0 9.4 12.7 18.1 27.7 29.8 28.6 30.3 26.3 26.0 20.0 13.5 21.0 1975 12.4 ****** 15.6 23.2 27.5 31.6 33.7 30.4 29.9 22.3 17.0 11.1 ****** 1976 13.9 7.9 10.7 21.1 24.6 28.8 29.7 33.0 28.5 21.9 17.2 13.1 20.9 1977 6.4 12.7 15.4 21.6 24.9 30.0 30.0 30.8 28.3 20.8 18.1 12.8 21.0 1978 12.3 11.3 17.0 21.1 22.5 26.3 31.2 29.7 30.1 25.8 15.6 15.4 21.5 1979 12.2 13.7 16.0 19.8 24.0 26.8 31.2 33.0 31.2 24.5 19.5 14.5 22.2 1980 10.6 9.2 13.2 22.6 25.9 30.5 33.8 30.5 26.5 22.4 19.9 15.3 21.7 1981 14.4 13.8 16.5 18.5 24.9 28.8 30.5 31.8 30.1 24.6 19.8 16.6 22.5 1982 10.9 11.1 13.0 22.8 23.5 27.9 31.1 29.3 29.3 21.9 14.6 11.6 20.6 1983 11.1 14.2 15.3 21.8 26.2 27.8 31.6 29.6 26.2 23.4 20.3 14.9 21.9 1984 13.1 8.3 12.1 20.5 22.5 26.4 31.0 27.8 27.7 23.6 18.8 10.2 20.2 1985 11.2 13.1 11.8 21.3 26.8 29.2 28.2 31.2 28.5 22.7 19.1 13.7 21.4 1986 13.6 11.6 11.0 20.1 23.4 28.0 30.2 31.2 30.6 23.6 16.3 13.3 21.1 1987 15.2 12.3 12.9 18.4 25.5 29.2 30.0 30.1 26.5 18.7 16.6 14.9 20.9 1988 10.8 11.9 14.8 20.0 23.4 30.3 29.6 28.5 26.9 23.4 18.4 15.1 21.1 1989 10.3 11.0 15.5 21.5 25.2 28.4 31.4 30.9 27.7 24.7 20.4 13.8 21.7 1990 10.2 12.6 14.9 20.0 23.2 29.0 30.2 28.3 28.4 23.8 20.6 14.2 21.3 1991 11.7 10.8 11.4 20.9 23.4 28.1 31.5 30.6 27.5 25.4 17.5 13.4 21.0 1992 10.0 11.5 13.0 18.0 21.5 27.8 28.7 28.0 27.0 23.4 18.6 12.9 20.0 1993 11.5 9.1 15.2 20.7 24.1 27.0 28.6 30.1 26.7 22.0 13.6 11.8 20.0 1994 12.1 9.5 14.1 20.9 24.2 25.1 28.6 29.3 27.1 23.0 19.0 11.6 20.4 1995 13.0 12.9 15.6 21.2 27.0 29.7 30.1 31.1 29.1 21.6 20.9 13.4 22.1 1996 10.4 12.5 10.7 17.1 25.6 26.8 31.2 31.1 29.5 23.7 17.6 16.3 21.0 1997 13.2 11.6 13.4 21.2 26.4 29.8 29.4 31.2 26.1 26.5 17.7 14.6 21.8 1998 10.8 12.4 16.4 22.5 25.6 30.9 31.0 32.4 28.0 24.1 19.9 15.3 22.5 1999 13.7 16.4 15.4 19.9 23.4 28.2 30.4 34.1 28.1 25.0 17.1 15.8 22.3 2000 12.6 13.2 13.9 24.1 24.1 28.1 32.3 32.8 27.9 21.5 16.5 14.0 21.7 MEAN 11.7 12.0 14.3 20.4 25.1 28.8 30.8 30.8 28.1 23.5 18.4 14.0 21.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 9.6 10.5 11.2 12.9 14.0 13.9 9.2 10.9 8.6 10.9 12.5 12.5 11.4 1962 9.9 10.1 10.7 8.9 11.4 8.4 11.5 11.9 11.4 10.6 10.3 10.7 10.5 1963 10.4 8.9 10.8 8.4 10.0 9.9 9.1 9.4 9.5 9.3 11.0 11.5 9.8 1964 11.3 8.5 7.4 9.5 12.4 10.7 9.2 8.6 7.4 11.3 13.0 10.4 10.0 1965 7.7 11.8 9.1 10.3 9.8 10.8 10.1 9.1 9.3 7.9 12.5 11.2 10.0 1966 12.1 9.0 10.0 9.8 9.1 10.3 11.0 9.7 8.2 8.9 11.5 11.1 10.1 1967 12.5 9.4 8.9 10.2 12.1 10.9 9.1 11.0 9.1 10.6 9.5 12.3 10.5 1968 11.2 10.0 9.1 8.1 11.7 9.8 10.5 9.1 11.5 11.4 8.6 8.1 9.9 1969 6.7 6.9 5.1 8.3 10.6 12.9 9.5 10.1 10.2 9.0 11.4 9.2 9.2 1970 8.1 11.1 8.7 10.3 12.4 10.2 11.5 8.4 8.7 11.0 11.1 9.3 10.1 1971 9.3 9.8 11.4 9.6 10.3 11.1 12.3 10.6 13.4 12.1 11.5 10.4 11.0 1972 8.5 9.2 8.7 13.6 10.9 11.0 10.7 13.2 11.2 12.9 12.5 8.3 10.9 1973 10.9 11.4 9.5 11.4 11.2 8.8 9.4 8.6 9.4 11.0 11.4 10.8 10.3 1974 8.1 7.7 6.4 9.5 12.2 11.2 7.9 9.4 8.4 15.1 10.3 10.8 9.7 1975 10.6 ****** 10.9 13.1 10.7 10.8 11.4 8.6 10.8 9.3 11.2 9.1 ****** 1976 11.5 7.1 8.0 11.0 9.7 9.8 8.4 11.2 8.4 10.9 11.0 8.8 9.6 1977 6.5 10.1 8.5 10.9 9.8 9.9 8.8 10.2 9.0 9.1 11.3 9.3 9.4 1978 10.4 8.5 10.6 10.8 9.4 9.9 10.9 8.6 10.8 11.3 9.2 10.6 10.1 1979 10.1 10.1 11.5 9.3 10.2 9.2 8.9 12.5 12.1 10.2 12.1 10.7 10.6 1980 9.5 6.9 7.6 11.8 11.6 12.1 12.3 8.9 8.4 10.5 9.3 8.9 9.8 1981 11.8 10.4 10.5 10.2 10.6 11.0 9.7 9.7 11.9 12.0 12.8 11.4 11.0 1982 10.2 9.9 10.2 11.6 8.2 9.9 9.5 9.1 11.0 9.9 8.5 10.9 9.9 1983 10.3 12.2 10.4 11.5 8.9 8.0 9.7 8.1 8.0 12.2 11.7 11.3 10.2 1984 11.6 6.5 5.8 9.8 8.3 8.1 9.4 6.7 9.6 11.6 8.6 7.0 8.6 1985 8.5 9.7 8.1 10.2 10.4 8.9 6.8 11.4 9.3 10.4 9.8 9.0 9.4 1986 10.5 7.1 7.1 9.1 7.8 8.2 8.5 9.7 12.2 9.6 7.6 10.5 9.0 1987 11.3 7.5 5.8 9.4 9.0 9.3 8.9 7.7 9.1 7.4 7.7 10.3 8.6 1988 7.9 8.1 8.4 8.7 7.9 9.6 7.3 6.9 7.9 9.0 9.4 9.5 8.4 1989 9.0 10.7 8.6 10.3 9.2 8.1 8.5 7.6 8.4 9.2 11.5 7.9 9.1 1990 8.3 9.3 9.4 9.4 8.6 9.2 8.1 7.0 8.8 10.3 11.7 10.1 9.2 1991 8.2 8.1 5.5 10.0 8.4 9.2 9.8 8.0 8.7 10.3 8.8 10.1 8.8 1992 9.0 9.4 8.9 8.2 7.9 8.0 6.7 8.1 9.6 11.2 10.3 7.8 8.8 1993 9.1 6.3 10.5 10.2 8.3 7.8 7.3 8.0 7.4 10.1 6.6 7.2 8.2 1994 8.6 7.5 8.0 9.4 7.9 6.6 8.1 7.5 10.6 9.6 8.7 8.4 8.4 1995 8.6 8.3 8.8 9.2 10.7 10.5 8.1 8.4 10.0 9.7 12.7 10.3 9.6 1996 7.8 8.7 4.9 7.5 8.9 7.5 9.5 9.4 10.0 10.3 9.2 10.6 8.7 1997 8.8 8.4 9.4 10.7 10.6 8.8 6.7 8.0 8.0 11.0 9.6 9.9 9.2 1998 7.9 10.2 10.5 10.6 9.1 9.7 8.9 9.7 8.3 10.7 9.3 7.7 9.4 1999 10.1 11.4 9.0 9.2 8.8 9.0 9.3 10.7 8.7 9.8 9.3 11.2 9.7 2000 9.0 9.3 8.4 11.1 8.0 9.3 11.1 9.8 6.7 7.3 8.6 8.6 8.9 MEAN 9.5 9.1 8.8 10.1 9.9 9.7 9.3 9.3 9.5 10.4 10.3 9.8 9.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 4.87 4.86 5.38 7.84 11.79 13.72 16.47 15.57 13.83 9.56 6.85 5.73 9.71 1962 4.60 5.47 6.78 7.89 11.25 14.26 16.76 15.88 12.80 9.98 6.97 5.23 9.82 1963 5.35 5.87 5.75 8.66 10.80 14.05 16.29 15.75 14.20 11.32 6.23 4.24 9.87 1964 3.09 4.89 6.19 6.76 10.64 14.76 15.50 15.30 13.73 9.02 6.59 4.71 9.27 1965 4.41 4.60 5.63 7.31 10.49 14.22 15.75 16.57 13.23 10.65 6.86 5.37 9.59 1966 5.68 5.71 6.41 8.57 11.23 14.09 15.68 17.80 14.15 9.83 7.23 5.71 10.17 1967 4.72 4.29 5.41 7.18 10.23 11.79 14.29 15.55 13.37 9.73 7.82 4.76 9.10 1968 4.37 4.52 5.63 7.49 10.81 12.51 14.95 15.44 13.20 10.55 7.69 5.61 9.40 1969 4.12 3.84 5.52 7.09 9.58 12.74 14.11 14.99 12.60 9.86 5.64 5.94 8.84 1970 4.80 5.24 6.19 8.29 10.80 12.98 14.39 16.22 13.23 9.82 7.42 5.07 9.54 1971 4.62 4.99 5.81 7.57 11.53 11.99 14.73 14.87 13.61 9.29 7.09 5.55 9.30 1972 3.56 3.41 4.73 8.06 10.31 14.51 17.09 14.32 14.37 11.31 6.90 4.90 9.46 1973 3.59 5.08 5.55 7.72 11.08 13.48 15.48 16.87 13.10 10.63 6.45 4.69 9.48 1974 4.18 4.48 6.02 7.19 11.36 13.83 15.52 15.46 13.27 8.06 7.74 4.68 9.32 1975 4.27 ****** 5.27 7.95 12.07 14.84 16.34 15.68 13.93 9.65 5.94 4.49 ****** 1976 4.35 4.22 4.83 7.71 10.78 13.73 15.35 16.29 14.85 8.57 6.08 5.38 9.35 1977 3.99 4.75 6.26 7.98 10.97 14.84 15.41 15.80 14.07 8.92 6.47 5.02 9.54 1978 4.54 4.94 6.23 8.07 9.71 11.92 14.84 15.50 14.21 11.16 6.01 5.38 9.38 1979 4.46 5.31 5.29 8.17 9.85 12.75 16.19 14.80 14.20 10.79 6.69 5.07 9.46 1980 4.21 4.56 5.76 8.12 10.35 12.86 15.62 15.62 13.34 9.04 8.00 6.13 9.47 1981 4.67 4.92 6.21 7.32 10.07 12.77 15.78 16.73 13.60 9.75 6.41 5.64 9.49 1982 4.33 4.05 4.81 8.11 11.29 13.33 15.90 15.03 13.51 9.03 5.95 3.93 9.11 1983 3.93 4.39 5.18 7.73 12.08 14.72 16.94 16.05 13.50 8.74 7.39 5.30 9.66 1984 4.32 4.22 6.02 7.95 9.41 13.09 15.88 15.58 12.47 9.08 7.80 4.79 9.22 1985 4.86 4.93 4.99 7.68 11.22 14.62 15.43 14.04 13.55 9.04 7.58 5.53 9.46 1986 4.93 5.30 5.02 8.09 10.69 13.70 15.94 15.49 12.58 10.10 7.41 4.78 9.50 1987 5.05 5.28 6.19 6.81 10.76 14.15 15.38 16.63 12.16 8.37 7.05 5.11 9.41 1988 4.59 4.79 5.88 8.05 10.48 14.38 16.34 15.71 13.19 9.99 7.13 5.81 9.70 1989 3.88 3.59 5.76 7.98 10.31 14.03 16.50 17.29 13.48 10.99 6.61 5.75 9.68 1990 4.17 4.44 5.23 7.74 10.12 13.53 16.11 15.26 13.87 9.49 7.43 5.19 9.38 1991 4.67 4.60 5.76 8.08 10.05 13.16 15.70 15.95 12.94 10.47 7.14 4.70 9.43 1992 4.02 4.36 4.94 7.11 9.62 14.19 16.15 14.30 12.39 8.85 6.75 5.45 9.01 1993 4.16 4.57 5.02 7.41 10.47 13.91 15.79 16.19 14.08 8.40 6.23 5.18 9.28 1994 4.88 4.33 5.69 8.06 11.49 13.55 14.71 15.72 11.06 9.40 7.76 4.64 9.28 1995 4.84 5.11 6.05 8.00 10.69 13.25 16.05 16.61 13.44 9.03 6.64 4.68 9.53 1996 4.75 5.09 5.72 7.47 11.71 14.22 16.22 15.99 14.25 9.71 7.00 5.63 9.81 1997 5.45 4.62 5.07 7.58 10.95 15.67 17.08 17.46 12.99 10.69 6.85 5.42 9.99 1998 4.85 4.68 5.74 8.48 11.36 15.42 16.67 16.88 14.52 9.90 8.18 6.75 10.28 1999 5.02 5.44 6.20 8.10 10.34 13.18 15.47 17.66 13.87 10.88 6.65 5.33 9.85 2000 4.81 4.96 5.69 8.86 11.10 13.03 14.90 16.71 15.55 10.13 6.91 5.89 9.88 MEAN 4.50 4.74 5.65 7.81 10.75 13.70 15.75 15.89 13.51 9.75 6.94 5.23 9.51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 6.09 6.16 6.92 9.26 13.34 14.93 17.14 17.23 15.56 10.90 8.75 7.19 11.12 1962 5.77 6.65 8.26 8.76 11.64 13.91 17.88 16.35 13.69 11.59 7.65 6.57 10.73 1963 6.76 6.83 6.83 9.51 11.26 14.21 17.34 16.29 15.08 13.03 7.77 5.62 10.88 1964 4.04 5.68 6.84 7.79 11.48 15.29 15.22 15.40 14.49 10.04 8.43 6.05 10.06 1965 5.18 6.06 6.62 8.43 11.33 14.47 16.32 16.90 13.80 12.05 8.78 6.74 10.56 1966 7.32 6.86 7.59 9.50 11.55 14.68 16.60 18.63 14.70 10.79 8.37 7.21 11.15 1967 5.78 4.81 6.00 7.42 10.19 11.60 14.20 15.09 13.29 10.60 9.23 6.38 9.55 1968 5.64 5.60 6.16 7.94 10.95 13.40 15.14 16.33 14.34 11.50 8.92 6.90 10.24 1969 4.68 4.24 5.89 7.17 9.84 12.69 13.85 15.89 13.45 11.36 7.15 7.04 9.44 1970 5.68 6.00 7.29 9.22 11.74 12.65 14.51 16.46 13.88 11.01 9.25 6.18 10.32 1971 5.33 5.49 6.68 7.75 12.29 12.31 14.37 15.32 14.81 10.18 8.61 6.44 9.96 1972 4.19 4.13 5.32 8.57 10.53 14.44 17.63 15.72 15.61 12.55 8.42 5.29 10.20 1973 4.36 6.06 5.95 8.02 11.43 13.63 15.37 17.30 13.74 11.71 7.49 5.58 10.05 1974 4.51 4.91 6.16 7.61 12.76 14.91 16.31 16.45 14.05 7.79 9.02 5.68 10.01 1975 4.90 ****** 6.16 8.90 11.91 15.28 15.96 16.20 14.72 10.27 6.89 4.89 ****** 1976 4.89 4.46 4.91 8.62 11.76 14.97 15.69 17.78 16.60 10.46 7.34 6.29 10.31 1977 4.21 5.51 6.98 9.44 12.33 16.49 15.90 16.66 15.65 10.28 7.40 6.02 10.57 1978 5.37 5.23 6.83 8.94 11.05 12.80 15.98 16.30 15.33 11.57 6.47 6.37 10.19 1979 5.38 5.86 6.14 8.73 11.03 13.25 16.32 17.10 15.44 12.37 8.66 6.48 10.56 1980 5.02 4.71 6.19 9.20 11.44 13.30 15.89 16.63 14.58 10.36 8.83 7.31 10.29 1981 6.25 6.20 7.18 8.26 11.16 14.17 16.99 17.20 15.29 10.51 8.04 6.15 10.62 1982 5.19 4.50 5.51 8.50 11.95 13.57 16.91 15.66 14.19 9.70 6.61 4.66 9.75 1983 5.07 5.33 5.79 8.19 12.35 14.62 17.15 16.06 13.79 9.63 8.76 5.92 10.22 1984 5.34 4.33 6.58 8.84 9.91 13.84 17.60 16.58 14.71 11.51 9.76 5.61 10.38 1985 5.84 5.97 5.85 9.10 12.42 15.92 16.36 16.17 15.78 11.03 9.69 7.05 10.93 1986 6.55 6.09 5.51 9.12 11.17 14.05 16.97 17.16 14.92 11.50 8.37 5.75 10.60 1987 6.15 6.06 6.71 8.39 10.69 14.40 15.18 16.60 12.61 8.59 7.78 6.30 9.95 1988 5.35 5.14 6.87 8.99 10.94 14.86 16.53 15.69 13.94 10.64 8.39 6.89 10.35 1989 4.37 4.10 6.82 8.88 10.34 13.48 17.08 17.26 13.92 11.91 7.89 6.72 10.23 1990 4.71 4.81 5.85 8.06 9.53 13.48 16.17 15.55 14.52 10.42 8.52 6.01 9.80 1991 5.35 5.06 6.28 8.98 10.13 12.99 15.86 16.17 13.35 11.36 8.21 5.86 9.97 1992 4.69 4.96 5.47 7.96 9.88 14.93 16.49 14.92 13.00 9.99 8.33 6.38 9.75 1993 4.82 4.89 5.67 8.27 10.77 14.60 16.18 16.22 14.55 9.07 6.63 5.91 9.80 1994 5.38 4.70 6.22 8.61 11.99 13.82 14.51 15.09 11.95 10.26 8.91 5.33 9.73 1995 5.75 5.56 6.49 8.87 10.26 13.15 15.34 16.06 13.48 10.08 8.12 5.72 9.90 1996 5.54 5.76 6.03 8.41 12.66 14.70 17.80 16.63 15.46 11.80 8.23 7.33 10.86 1997 6.21 5.19 5.92 8.40 11.09 16.23 17.70 17.47 14.10 12.76 8.11 6.59 10.81 1998 5.47 5.22 6.79 9.61 11.76 15.99 16.98 17.99 14.86 10.66 9.28 7.58 11.02 1999 5.50 5.96 6.91 8.94 10.58 13.22 16.86 19.83 14.16 12.36 7.33 6.78 10.70 2000 5.33 5.63 6.15 10.10 11.18 13.33 16.34 16.98 15.69 10.66 7.60 6.87 10.49 MEAN 5.35 5.41 6.36 8.64 11.27 14.12 16.22 16.54 14.43 10.88 8.20 6.30 10.30 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 5.80 5.95 6.85 9.07 13.78 15.03 17.09 17.07 15.17 11.24 8.73 7.37 11.10 1962 5.80 6.77 8.14 8.93 11.70 13.29 18.42 17.20 15.07 11.39 7.82 6.06 10.88 1963 6.45 6.96 7.05 9.43 11.46 14.13 17.37 16.45 15.17 12.95 7.61 5.62 10.89 1964 4.13 5.71 6.91 7.80 10.87 15.46 15.97 15.91 15.01 10.42 8.00 5.62 10.15 1965 5.18 5.97 6.42 8.28 11.21 14.40 16.28 17.75 14.30 11.70 8.45 6.53 10.54 1966 7.32 6.87 7.64 9.68 11.48 15.11 17.87 19.39 15.44 11.33 8.72 7.02 11.49 1967 5.97 5.21 6.31 8.11 11.00 12.51 14.73 16.01 13.84 11.31 8.98 6.28 10.02 1968 5.58 5.57 6.41 7.58 11.48 13.28 15.91 16.81 15.01 12.00 9.13 6.75 10.46 1969 4.69 4.54 5.94 7.35 10.15 12.99 14.66 16.13 14.46 11.10 7.29 6.80 9.68 1970 5.56 6.07 7.13 9.31 11.87 13.16 14.62 16.51 13.62 11.18 8.83 6.04 10.33 1971 5.53 5.48 7.04 8.10 11.98 13.05 15.42 14.89 14.57 10.74 8.64 6.61 10.17 1972 4.20 4.32 5.48 9.09 11.03 15.32 17.34 15.29 16.04 12.56 8.52 5.50 10.39 1973 4.74 6.39 6.28 8.13 11.44 13.92 15.51 17.51 13.22 12.30 7.64 5.76 10.24 1974 4.83 5.06 6.12 7.73 13.06 14.59 15.72 16.40 14.52 9.82 9.13 6.00 10.25 1975 5.30 ****** 6.18 9.07 12.77 15.85 16.22 16.70 15.65 11.08 7.00 5.43 ****** 1976 5.24 4.64 5.22 8.95 11.51 14.57 16.11 17.77 16.33 10.26 6.82 5.92 10.28 1977 4.32 5.80 7.33 9.45 11.70 15.28 15.82 16.29 15.91 9.28 7.85 6.15 10.43 1978 5.48 5.55 7.20 9.21 10.66 12.66 15.53 16.04 15.45 12.25 6.79 6.40 10.27 1979 5.37 5.85 6.28 8.65 10.69 13.35 16.30 16.90 15.61 12.39 7.83 6.10 10.44 1980 5.03 5.05 6.04 9.14 11.01 13.95 16.27 16.44 14.28 10.43 8.94 6.87 10.29 1981 5.97 6.08 7.26 8.53 10.85 13.71 17.05 17.42 15.13 10.88 8.24 6.72 10.65 1982 5.25 4.73 5.70 9.07 11.65 13.43 16.68 16.12 13.70 10.31 6.47 5.30 9.87 1983 5.01 5.85 6.29 8.63 12.48 15.08 17.42 16.89 14.47 10.35 8.91 6.52 10.66 1984 5.97 4.54 6.48 9.08 10.03 14.21 17.85 16.58 14.54 11.61 9.50 5.61 10.50 1985 6.19 6.33 6.06 9.44 11.85 15.53 16.20 16.53 15.82 10.92 9.34 6.73 10.91 1986 6.56 6.32 5.54 9.06 11.31 14.45 16.85 17.73 15.16 12.01 8.58 5.92 10.79 1987 6.36 6.39 6.73 8.00 11.39 14.20 16.04 17.44 13.68 9.23 8.04 6.44 10.33 1988 5.58 5.55 6.89 8.94 10.51 15.35 16.61 16.38 14.41 11.15 8.43 6.93 10.56 1989 4.66 4.57 6.93 8.82 10.78 13.51 17.60 17.73 14.94 12.70 8.44 6.65 10.61 1990 5.04 5.34 6.14 8.41 9.51 14.10 16.28 16.19 15.84 11.38 8.84 6.22 10.28 1991 5.63 5.21 6.29 8.89 10.45 13.51 16.74 16.74 14.00 12.01 8.51 5.92 10.32 1992 4.99 5.22 5.82 8.20 10.25 14.84 16.81 15.48 13.69 10.80 8.51 6.39 10.08 1993 5.21 5.12 6.17 8.65 10.93 14.25 16.59 16.68 15.36 10.19 6.89 6.08 10.18 1994 5.86 4.90 6.51 8.99 11.55 13.63 14.70 16.25 13.05 10.94 9.21 5.54 10.09 1995 6.12 6.11 7.13 9.36 10.67 13.90 16.19 17.35 14.61 10.56 8.64 5.92 10.55 1996 5.72 5.99 6.18 8.44 12.76 14.58 17.86 17.49 15.95 11.86 8.53 7.21 11.05 1997 6.37 5.61 6.02 9.06 11.64 15.98 17.96 18.05 14.53 13.42 8.39 6.73 11.15 1998 5.67 5.49 7.23 10.07 11.76 16.17 17.05 18.89 15.52 11.65 9.50 7.76 11.40 1999 6.14 6.86 7.09 9.21 10.60 12.92 16.97 20.05 14.98 12.93 7.69 6.91 11.03 2000 5.65 6.22 6.48 10.84 11.42 13.77 17.07 18.15 16.35 11.21 7.93 7.01 11.01 MEAN 5.52 5.65 6.53 8.82 11.34 14.23 16.50 16.95 14.87 11.30 8.29 6.34 10.52 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. ABSOLUTE OF MINIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1961 -2.0 31 -3.6 1 -1.0 7 3.0 18 11.0 2 12.5 8 19.5 15 15.5 9 14.5 20 5.0 29 0.0 26 0.5 27 -3.6 1962 -1.5 25 0.5 23 2.5 3 5.0 14 10.0 2 14.5 10 17.5 10 16.0 30 11.0 28 5.5 12 0.5 16 -1.5 11 -1.5 1963 -0.5 6 -0.5 10 -0.5 21 6.5 2 11.0 4 15.0 13 15.0 1 19.0 4 13.5 10 10.0 19 -0.5 30 -5.0 29 -5.0 1964 -9.5 20 -2.0 1 2.0 6 3.5 16 7.5 3 17.0 24 18.0 1 17.0 29 15.0 25 8.0 17 -0.5 30 -4.0 28 -9.5 1965 -3.0 6 -1.5 3 -1.5 17 2.0 6 9.2 5 16.0 27 18.0 7 18.0 10 13.4 24 11.5 2 2.5 11 -2.5 24 -3.0 1966 -0.5 15 0.5 8 1.0 3 6.5 1 8.5 19 16.0 1 16.5 8 19.5 30 16.5 6 7.0 18 2.0 27 0.5 24 -0.5 1967 -2.0 23 -4.0 4 -1.5 2 0.5 2 11.0 1 8.5 6 18.0 4 17.5 30 12.0 26 7.5 24 1.5 29 -2.5 26 -4.0 1968 -2.5 24 -6.5 12 0.5 19 4.5 1 8.5 1 11.5 10 13.0 13 17.5 30 12.5 21 6.0 28 5.0 23 1.0 23 -6.5 1969 -7.0 7 -4.5 12 -0.5 24 2.0 15 8.5 9 11.5 2 16.5 9 17.0 30 11.0 14 3.5 31 -1.5 19 1.0 16 -7.0 1970 -2.0 29 -0.5 2 2.0 17 5.5 10 8.0 9 13.5 14 17.0 20 19.0 26 11.5 13 6.0 26 5.0 25 -1.5 17 -2.0 1971 -2.0 16 -2.5 15 2.0 12 4.0 2 12.0 1 12.0 20 18.0 27 19.0 2 15.5 18 7.5 25 5.0 21 -2.0 23 -2.5 1972 -7.0 25 -6.5 23 -2.5 21 3.0 6 9.0 12 15.5 1 19.5 17 14.0 25 13.5 20 10.0 31 3.0 10 -4.5 27 -7.0 1973 -9.5 25 -6.5 7 -1.5 10 6.0 12 8.5 6 13.5 11 16.5 5 19.5 30 7.5 27 6.0 31 0.5 22 -2.0 14 -9.5 1974 -2.0 26 -3.0 4 1.0 7 3.0 13 8.0 2 13.0 9 17.0 8 17.5 31 12.5 25 6.5 14 4.0 28 -1.0 25 -3.0 1975 -3.0 15 ***** ** -1.0 5 4.5 1 10.0 9 17.5 10 19.5 21 17.0 18 15.0 24 7.0 31 -1.0 15 -2.0 25 ***** 1976 -1.0 16 -6.5 17 -2.5 3 3.0 4 10.0 8 14.5 14 18.5 21 19.0 21 16.5 19 5.0 20 1.5 21 -0.5 25 -6.5 1977 -5.0 26 -1.5 3 1.5 6 5.5 17 11.5 4 14.0 3 17.5 20 16.0 31 16.0 9 3.5 24 2.5 28 -1.5 26 -5.0 1978 -3.5 16 -0.5 2 1.0 1 3.5 16 6.0 3 9.0 3 15.5 9 16.5 28 16.0 27 11.0 7 2.5 27 -2.0 24 -3.5 1979 -2.0 28 -1.0 19 -1.5 7 4.5 30 5.0 1 14.5 11 19.5 6 18.0 25 14.5 22 11.0 9 4.0 28 -1.0 22 -2.0 1980 -5.0 27 -3.5 1 0.5 8 4.0 18 9.0 7 12.5 1 19.0 14 17.5 30 12.5 24 6.0 22 7.5 22 1.0 16 -5.0 1981 0.0 2 -0.5 4 1.0 5 -0.5 3 10.5 3 14.0 2 16.5 22 19.5 1 10.5 24 8.0 31 3.5 24 1.5 21 -0.5 1982 -3.0 22 -1.5 8 0.5 1 4.0 1 11.5 29 15.0 3 16.5 2 16.5 14 13.0 22 4.0 26 1.0 18 -2.0 9 -3.0 1983 -3.5 27 -1.5 3 0.0 8 4.3 2 13.0 1 16.0 1 18.5 1 15.0 28 11.5 16 5.5 22 1.5 27 -2.0 23 -3.5 1984 -2.5 1 -3.0 7 0.5 17 5.0 5 8.0 2 15.0 16 19.6 24 17.5 21 11.6 28 5.6 22 4.6 30 -1.2 31 -3.0 1985 -2.8 18 -4.0 24 -1.8 11 6.2 1 11.8 4 18.2 13 18.6 24 14.2 31 13.4 24 7.5 30 4.4 21 -0.8 31 -4.0 1986 -3.2 22 -2.0 3 0.0 3 5.2 2 11.2 18 16.4 23 18.0 23 17.0 9 12.4 30 8.2 18 1.0 16 -3.6 13 -3.6 1987 0.0 13 -0.2 7 1.4 24 2.0 2 11.0 2 16.6 1 17.4 5 18.0 31 12.0 24 4.2 29 4.6 13 -0.5 2 -0.5 1988 -1.6 5 -1.5 7 0.6 7 3.4 3 10.6 3 18.4 2 18.2 28 17.2 27 13.4 22 7.8 23 0.5 16 0.0 25 -1.6 1989 -2.0 9 -3.8 16 1.8 13 6.0 2 9.2 1 15.3 2 20.8 16 19.8 19 14.0 24 8.7 26 1.4 23 0.0 8 -3.8 1990 -1.7 14 -1.8 9 -0.6 18 5.6 5 12.0 1 15.4 1 18.6 6 18.6 22 15.2 14 6.4 16 4.0 14 -2.0 20 -2.0 1991 -0.8 13 -4.0 14 0.4 12 0.0 8 10.0 7 14.0 6 17.4 15 19.5 29 12.0 28 11.0 18 2.6 17 -1.4 25 -4.0 1992 -3.8 29 -1.4 12 -1.0 1 5.6 4 7.0 6 15.4 8 18.0 12 15.8 30 14.1 2 6.2 8 1.2 27 -1.2 29 -3.8 1993 -2.4 16 -4.0 17 0.2 3 5.4 24 9.7 1 15.8 23 18.2 14 18.8 26 14.4 28 6.8 10 0.5 18 -1.0 7 -4.0 1994 -2.0 22 -2.6 20 0.7 2 1.8 5 12.6 8 13.0 6 16.8 1 19.2 13 13.0 17 8.2 14 4.5 11 -3.6 8 -3.6 1995 -0.4 25 -0.8 26 2.2 1 5.4 8 12.6 11 14.0 24 19.4 2 19.2 12 12.2 22 5.2 21 2.2 28 -2.0 20 -2.0 1996 -1.2 19 -2.6 4 0.0 1 3.0 5 12.2 2 17.4 12 18.6 15 18.2 25 16.2 25 7.4 21 3.2 21 1.0 20 -2.6 1997 -1.6 30 -3.4 2 -0.6 10 1.8 12 10.0 6 16.2 5 19.0 8 19.6 30 14.0 16 11.2 26 4.4 11 -0.6 29 -3.4 1998 -1.4 11 -2.2 16 -1.6 3 4.0 2 9.8 3 18.6 14 18.0 26 20.0 5 16.2 13 7.8 12 6.2 26 3.0 6 -2.2 1999 -2.0 5 1.0 7 -0.4 19 6.8 12 9.6 22 16.0 6 17.4 13 19.8 2 11.6 30 7.4 28 1.4 30 1.2 4 -2.0 2000 -4.2 18 -1.4 9 -1.2 16 7.6 3 12.0 12 13.6 14 18.4 28 19.8 18 15.2 26 8.8 16 2.2 12 0.8 30 -4.2 LOW. -9.5 20 -6.5 12 -2.5 21 -0.5 3 5.0 1 8.5 6 13.0 13 14.0 25 7.5 27 3.5 31 -1.5 19 -5.0 29 -9.5 YEAR 1964 1968 1972 1981 1979 1967 1968 1972 1973 1969 1969 1963 1964 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. ABSOLUTE OF MAXIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1961 22.0 18 23.0 8 30.0 24 32.0 22 39.5 16 37.5 25 37.5 23 38.5 19 31.0 12 35.0 15 26.0 16 23.6 11 39.5 1962 20.5 4 22.5 16 31.5 24 26.0 8 37.0 17 38.5 7 37.5 21 39.5 21 34.0 11 29.0 1 22.5 7 24.5 18 39.5 1963 26.0 15 25.5 22 29.0 25 28.5 29 32.5 28 35.0 19 36.0 21 35.0 24 31.2 14 30.5 16 24.0 15 24.5 8 36.0 1964 18.5 16 18.0 4 29.0 26 31.0 29 35.5 11 35.5 4 35.6 18 35.0 13 29.0 4 27.0 2 28.8 21 18.6 5 35.6 1965 15.5 8 21.5 9 27.5 1 35.0 28 32.0 16 37.0 8 37.0 16 36.5 13 32.5 15 30.0 8 29.0 17 29.0 15 37.0 1966 25.0 6 25.5 26 26.0 12 31.0 16 32.5 25 37.0 6 38.5 27 36.0 3 31.5 10 27.0 31 24.5 17 25.5 17 38.5 1967 25.0 15 24.5 24 28.5 17 32.0 21 33.5 27 36.5 22 33.5 7 35.0 29 32.0 6 32.0 11 24.0 2 25.0 7 36.5 1968 27.5 15 23.0 27 27.0 13 25.0 30 35.5 20 31.5 28 38.0 20 35.5 15 34.5 22 32.5 8 25.0 14 19.8 11 38.0 1969 16.8 14 13.0 6 19.0 30 27.0 17 37.5 14 36.8 24 43.0 14 35.0 21 33.5 4 27.5 6 26.0 7 23.0 18 43.0 1970 17.0 18 25.0 13 31.5 18 29.5 5 36.5 23 33.0 20 36.0 20 36.5 27 33.0 23 29.5 1 26.5 5 21.0 6 36.5 1971 20.5 2 23.0 10 26.5 11 30.0 16 32.0 6 33.5 10 37.5 22 35.5 15 34.5 9 33.5 8 25.5 15 23.0 8 37.5 1972 16.5 13 14.5 16 26.0 30 31.0 22 30.5 1 34.5 22 35.6 18 35.5 16 34.0 1 32.5 7 26.0 27 15.0 12 35.6 1973 17.0 13 26.6 19 27.5 2 29.5 18 36.5 28 33.0 18 36.0 27 36.0 9 29.5 5 28.0 23 27.5 1 22.5 17 36.5 1974 14.0 21 17.5 9 27.5 17 31.0 20 33.5 17 34.0 30 36.0 2 33.5 12 31.0 16 32.0 26 30.0 3 17.0 10 36.0 1975 20.0 2 ***** ** 30.5 23 31.5 12 35.5 29 35.5 28 37.0 29 34.5 4 36.0 1 27.0 2 26.8 22 21.0 21 ***** 1976 20.0 30 17.5 8 17.0 4 31.5 13 33.0 13 36.0 10 34.5 30 38.6 23 34.0 4 29.0 16 29.0 26 24.0 14 38.6 1977 10.0 11 21.5 14 32.5 2 33.0 15 33.5 13 37.0 6 34.5 8 35.5 12 33.0 25 28.5 3 23.0 11 26.5 5 37.0 1978 24.0 2 22.5 17 32.5 24 29.5 6 27.0 17 35.0 16 35.0 11 34.0 13 36.5 9 33.0 23 24.0 1 24.5 1 36.5 1979 26.0 4 23.5 8 24.0 16 30.0 5 30.0 14 33.5 23 34.5 1 36.5 16 37.5 9 30.0 4 31.0 2 19.5 12 37.5 1980 19.5 28 13.5 13 23.5 23 37.0 20 38.5 22 43.0 4 37.0 26 35.0 17 32.5 3 28.5 3 27.5 14 22.5 5 43.0 1981 21.5 7 22.0 9 26.0 20 31.0 20 34.0 14 34.0 15 34.5 9 34.5 2 38.0 17 31.0 15 32.0 13 26.5 17 38.0 1982 18.0 4 21.0 4 25.0 31 34.0 24 30.0 15 33.0 16 34.0 10 33.5 28 33.5 2 32.0 18 27.0 6 15.5 18 34.0 1983 20.3 18 25.5 19 24.0 27 30.5 18 32.5 4 34.4 15 35.2 14 35.0 14 30.0 25 28.5 11 26.8 22 25.2 2 35.2 1984 18.0 6 12.0 13 18.5 17 30.0 20 33.5 26 35.2 10 34.0 22 30.8 24 31.8 24 30.2 14 23.2 25 17.5 14 35.2 1985 17.4 21 26.8 14 25.0 21 29.6 12 35.2 20 32.4 19 33.4 13 34.6 13 32.0 1 28.0 18 28.2 9 19.5 1 35.2 1986 23.4 9 21.2 27 16.4 28 34.0 15 29.6 3 31.8 5 32.8 9 33.6 22 33.4 10 31.4 22 23.4 9 22.4 27 34.0 1987 26.6 31 25.0 25 23.0 6 32.8 19 36.2 24 35.0 2 34.0 30 34.6 10 30.2 16 31.4 1 22.5 21 25.6 11 36.2 1988 17.2 28 23.2 29 26.2 3 28.6 23 30.0 27 34.7 14 32.4 3 32.4 12 32.4 9 29.6 20 30.6 8 23.0 11 34.7 1989 16.0 1 23.8 28 24.9 26 28.5 17 32.1 17 31.3 14 35.6 30 33.5 1 33.7 1 36.8 19 29.0 27 23.3 11 36.8 1990 14.4 21 23.5 17 27.5 2 33.0 28 28.6 29 38.0 3 34.4 27 31.6 25 35.8 14 31.8 23 28.6 21 26.0 5 38.0 1991 18.6 31 20.8 18 20.0 28 34.2 17 29.0 9 33.4 30 36.5 4 36.0 1 30.6 4 30.4 19 23.6 1 21.2 10 36.5 1992 16.2 1 20.0 19 25.4 30 31.5 21 30.8 30 32.4 16 32.0 22 32.6 23 30.5 7 32.0 24 26.6 22 21.0 15 32.6 1993 23.1 28 17.8 27 26.0 30 34.2 19 30.8 17 31.4 28 34.2 24 33.7 13 31.5 1 29.0 1 20.5 7 21.6 23 34.2 1994 22.0 30 18.2 27 28.2 29 36.0 24 31.8 9 30.0 12 32.0 23 33.0 16 31.2 26 30.2 19 25.6 3 20.0 14 36.0 1995 22.6 2 18.8 11 25.6 31 30.3 29 32.5 24 39.6 29 32.8 15 34.6 12 33.6 5 31.2 3 28.8 10 20.2 29 39.6 1996 14.8 2 34.6 9 17.6 30 27.0 29 34.2 15 34.2 29 34.4 24 34.6 25 36.6 8 32.4 24 22.0 6 24.4 25 36.6 1997 26.0 6 18.1 17 24.5 23 31.6 24 34.4 4 34.6 12 33.0 1 34.0 29 33.6 1 35.0 13 23.8 4 21.5 8 35.0 1998 15.1 30 25.9 7 25.9 13 31.4 14 32.6 21 34.6 22 34.0 6 36.2 30 35.2 1 33.6 1 27.0 15 26.0 8 36.2 1999 20.3 11 25.0 25 25.2 21 29.6 30 28.8 17 31.2 27 33.0 31 37.4 24 32.4 14 32.4 16 26.8 25 24.2 30 37.4 2000 22.6 19 23.8 23 23.0 19 30.8 20 30.5 3 32.6 8 35.4 31 37.5 1 33.2 8 26.0 11 21.8 1 18.2 17 37.5 HIG. 27.5 15 34.6 9 32.5 2 37.0 20 39.5 16 43.0 4 43.0 14 39.5 21 38.0 17 36.8 19 32.0 13 29.0 15 43.0 YEAR 1968 1996 1977 1980 1961 1980 1969 1962 1981 1989 1981 1965 1969 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. 24 HOUR MAXIMUM PRECIPITATION. YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1961 12.0 8 8.0 27 17.0 27 41.0 16 19.5 31 10.5 7 17.5 16 26.0 8 43.5 2 40.0 24 17.0 23 21.0 20 43.5 1962 36.0 23 27.5 22 30.0 29 23.0 19 7.0 12 56.0 10 5.0 12 19.5 25 51.5 17 64.0 11 30.0 10 16.0 10 64.0 1963 10.5 4 11.0 8 20.0 28 12.0 21 35.0 17 28.5 16 10.0 26 33.5 25 12.5 8 70.5 18 47.0 25 48.5 11 70.5 1964 40.0 1 18.0 27 10.0 8 16.0 10 4.5 1 9.2 28 10.0 6 8.2 20 33.0 16 31.5 4 17.5 10 48.5 19 48.5 1965 11.0 11 18.3 16 33.0 13 13.5 8 28.0 5 5.0 26 9.6 31 23.7 8 29.0 19 26.5 16 13.5 18 43.0 29 43.0 1966 13.2 31 19.5 19 29.0 2 18.0 24 9.0 5 15.0 17 7.0 6 190.0 6 100.0 21 31.0 16 1.5 9 23.0 3 190.0 1967 21.5 22 22.0 13 39.0 24 11.0 14 9.0 18 48.0 5 10.5 22 3.0 26 32.0 23 77.5 22 29.5 30 50.0 23 77.5 1968 34.0 23 42.0 3 31.0 22 38.0 25 16.4 23 18.5 7 34.0 12 8.0 4 11.0 13 106.0 27 31.0 18 40.0 13 106.0 1969 15.0 25 24.8 2 31.8 21 27.0 14 7.5 28 19.2 25 5.0 2 7.0 8 51.0 11 31.5 8 57.0 17 37.2 7 57.0 1970 26.7 28 10.5 20 26.2 20 6.5 25 32.5 7 23.5 10 53.5 24 9.8 17 54.0 9 16.5 31 17.0 13 32.8 14 54.0 1971 15.8 8 19.8 14 20.0 21 26.0 2 5.2 29 27.0 19 3.0 16 3.0 23 20.0 30 19.0 26 38.0 12 23.0 20 38.0 1972 14.4 19 29.5 20 20.0 18 19.0 24 51.8 7 59.0 27 0.5 3 49.0 1 10.0 11 24.0 30 28.8 8 41.5 7 59.0 1973 13.0 18 23.5 6 30.5 29 11.5 19 17.0 21 16.6 5 2.6 31 25.5 29 19.5 21 19.5 27 36.0 6 37.0 30 37.0 1974 17.0 23 23.8 20 15.0 4 15.4 25 11.2 6 9.0 8 34.4 7 16.5 25 30.0 5 12.0 3 27.4 27 34.4 23 34.4 1975 26.5 12 ***** ** 23.5 2 12.0 24 14.5 7 12.2 17 2.0 13 29.0 17 16.6 27 13.4 10 84.5 29 19.4 31 ***** 1976 16.5 15 23.6 24 37.0 22 10.2 25 23.0 7 12.0 13 19.4 20 4.2 2 17.0 13 31.6 30 5.8 10 34.5 11 37.0 1977 23.6 13 27.8 25 14.0 23 15.5 20 11.4 23 6.5 9 29.0 18 29.0 19 19.5 30 75.5 6 25.0 13 28.0 24 75.5 1978 68.0 10 24.5 12 12.8 15 8.8 14 27.4 2 51.2 22 2.4 3 6.2 20 12.5 26 18.0 2 19.5 2 29.5 23 68.0 1979 26.0 8 29.6 18 36.0 27 20.0 27 28.0 8 10.6 17 5.6 28 34.0 1 47.0 14 45.0 17 16.0 4 88.0 15 88.0 1980 29.0 30 27.0 19 11.0 7 13.0 17 13.4 16 17.4 18 0.6 3 13.0 27 14.8 19 19.0 21 43.0 2 29.0 12 43.0 1981 17.8 1 40.6 22 18.0 31 39.4 1 22.7 16 6.5 25 11.8 19 9.2 10 113.5 24 74.0 17 43.0 30 16.4 26 113.5 1982 27.0 29 20.0 17 29.0 3 3.0 2 8.4 9 11.6 20 3.7 31 16.2 1 8.6 17 17.3 3 18.0 30 14.8 5 29.0 1983 23.3 25 25.9 22 24.0 6 8.5 25 19.6 30 7.5 11 6.0 24 18.8 26 17.8 15 24.0 5 25.2 26 24.0 14 25.9 1984 25.0 31 20.0 5 16.0 16 3.5 26 24.0 1 21.0 15 5.5 27 31.0 12 5.0 18 56.0 20 39.0 29 31.0 15 56.0 1985 20.7 23 26.0 6 11.6 10 8.0 28 1.8 3 2.0 28 7.0 3 19.0 25 21.0 20 41.0 11 7.0 19 14.0 30 41.0 1986 37.0 20 11.2 11 16.0 2 8.0 20 4.0 16 8.1 22 5.5 21 24.0 24 41.0 29 57.0 24 41.0 11 21.0 31 57.0 1987 11.0 11 16.2 21 52.0 20 17.0 5 2.5 31 2.0 4 17.0 10 24.0 16 20.0 23 116.0 9 30.0 26 29.0 31 116.0 1988 36.0 19 14.1 5 19.0 5 12.0 1 17.0 2 21.0 19 25.5 16 26.0 21 10.0 13 59.0 22 22.0 20 13.0 29 59.0 1989 12.8 3 19.0 24 58.0 16 10.0 29 16.0 18 4.3 7 6.0 11 33.0 18 64.6 19 30.0 22 12.0 1 16.0 2 64.6 1990 30.6 24 20.0 20 32.0 16 16.0 2 20.2 13 14.7 30 18.0 31 19.0 29 15.1 2 44.0 14 81.0 13 25.0 25 81.0 1991 33.0 5 49.0 5 8.0 26 10.0 13 14.9 4 6.0 8 15.7 14 3.0 12 9.2 10 28.0 8 37.0 15 40.0 16 49.0 1992 29.0 4 40.0 15 41.0 24 23.5 27 18.0 13 6.0 7 9.7 11 13.6 3 27.0 28 35.0 6 77.0 26 17.0 4 77.0 1993 15.0 17 22.0 16 23.0 22 16.0 23 8.0 28 14.0 22 13.0 11 23.0 16 31.0 15 13.0 29 37.0 29 9.0 6 37.0 1994 26.0 21 14.0 3 13.3 12 5.1 28 14.0 6 47.0 27 3.0 27 2.6 19 29.0 4 43.0 15 19.1 26 37.0 6 47.0 1995 16.0 20 19.0 24 8.2 17 9.0 24 0.7 4 13.0 22 6.0 18 17.2 14 96.0 21 26.2 24 54.0 26 29.0 6 96.0 1996 8.7 13 23.6 2 11.6 13 26.0 3 6.0 21 8.0 10 7.0 1 6.1 28 67.0 19 26.8 31 115.0 11 10.2 15 115.0 1997 14.0 28 40.0 1 28.0 8 23.0 11 10.0 15 17.0 3 21.0 7 13.1 20 44.0 14 44.0 31 24.1 1 70.3 11 70.3 1998 40.0 13 11.6 27 11.2 15 37.0 6 8.0 29 17.0 29 7.0 24 26.0 13 16.0 10 45.3 8 9.0 11 8.4 19 45.3 1999 27.1 1 5.4 4 24.0 17 12.3 9 12.1 21 4.2 29 71.0 12 14.0 30 40.3 23 13.0 25 16.4 10 28.2 16 71.0 2000 28.0 7 19.0 18 16.9 15 0.0 ** 9.7 9 17.4 12 2.2 13 11.0 5 33.0 1 41.0 1 43.0 7 18.3 26 43.0 HIG. 68.0 10 49.0 5 58.0 16 41.0 16 51.8 7 59.0 27 71.0 12 190.0 6 113.5 24 116.0 9 115.0 11 88.0 15 190.0 YEAR 1978 1991 1989 1961 1972 1972 1999 1966 1981 1987 1996 1979 1966 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1961 65.2 26.0 63.0 81.0 30.5 19.5 48.0 48.0 112.5 57.5 35.0 29.5 615.7 25.0 21.3 33.9 19.8 1962 100.5 57.5 63.0 67.5 25.5 113.5 5.5 41.5 83.5 191.5 72.5 41.5 863.5 25.6 23.9 15.1 35.4 1963 28.5 44.0 119.5 31.0 88.5 90.0 33.5 93.5 35.5 237.7 95.2 88.5 985.4 19.5 21.3 16.5 42.8 1964 120.0 42.5 47.3 78.3 4.5 15.4 46.1 37.9 110.7 98.3 42.2 88.7 731.9 28.7 13.4 26.6 31.3 1965 46.3 32.8 61.0 55.2 29.0 18.7 20.3 47.2 72.5 96.7 35.1 137.7 652.5 21.5 15.8 21.5 41.3 1966 35.5 40.0 136.0 56.0 47.9 44.1 18.5 192.6 249.2 109.0 1.5 77.4 1007.7 21.0 14.7 45.7 18.6 1967 67.6 77.2 90.5 18.2 13.0 82.5 27.2 7.1 72.0 205.5 61.8 101.0 823.6 28.6 13.8 12.9 44.7 1968 119.4 124.0 100.0 117.7 51.3 57.5 42.0 22.7 17.4 140.0 116.0 87.8 995.8 34.5 22.7 8.2 34.5 1969 62.9 82.7 119.3 50.9 17.4 48.8 12.7 9.0 133.2 99.5 170.8 100.1 907.3 29.2 12.9 17.1 40.8 1970 78.9 16.4 83.5 18.3 36.7 29.0 64.6 32.8 103.3 37.4 30.9 77.1 608.9 29.4 13.8 33.0 23.9 1971 57.6 65.7 75.5 63.8 15.0 27.2 5.1 10.7 20.4 64.8 88.3 98.8 592.9 33.5 17.9 6.1 42.5 1972 64.5 90.7 95.3 38.2 98.7 69.0 1.4 74.6 23.7 55.8 123.2 228.7 963.8 26.0 21.4 10.3 42.3 1973 43.4 61.1 77.5 19.8 38.2 44.9 4.6 72.6 84.4 46.0 129.3 143.8 765.6 23.8 13.4 21.1 41.7 1974 88.9 72.4 66.1 63.0 21.8 17.4 98.6 38.8 133.1 12.0 88.1 77.9 778.1 29.2 13.1 34.8 22.9 1975 63.6 ****** 70.9 27.0 21.3 20.9 2.0 59.6 19.5 56.8 125.2 66.8 ****** 25.2 13.0 15.2 46.6 1976 30.9 137.8 132.5 35.7 43.4 32.4 44.9 4.2 89.4 49.5 17.9 101.5 720.1 41.8 15.5 19.2 23.5 1977 97.0 37.8 25.0 25.9 49.2 17.0 48.1 91.9 25.3 146.0 62.5 77.3 703.0 22.7 13.1 23.5 40.7 1978 124.3 89.0 41.9 49.6 87.1 88.5 2.8 19.1 28.5 68.2 68.0 57.0 724.0 35.2 31.1 7.0 26.7 1979 80.3 95.5 60.0 52.1 51.0 35.1 15.2 35.4 88.0 125.6 33.5 168.9 840.6 28.1 16.4 16.5 39.0 1980 95.7 84.7 34.2 32.3 25.6 19.2 0.6 60.8 80.0 60.1 140.3 85.2 718.7 29.9 10.7 19.7 39.7 1981 54.8 108.6 83.2 77.0 53.8 20.0 70.9 19.3 167.5 123.8 103.8 45.0 927.7 26.6 16.3 27.8 29.4 1982 120.4 75.0 98.2 5.0 40.7 40.4 10.1 35.4 16.8 72.1 140.2 25.0 679.3 43.2 12.7 9.2 34.9 1983 107.0 34.2 63.9 16.5 38.8 31.1 7.5 59.7 58.0 57.5 52.8 91.5 618.5 33.2 14.0 20.2 32.6 1984 55.5 75.0 49.9 13.1 44.4 59.0 7.4 119.0 17.9 122.8 95.9 88.5 748.4 24.1 15.6 19.3 41.0 1985 61.7 125.3 37.6 13.4 1.9 2.4 19.3 44.6 41.0 109.7 21.8 63.9 542.6 41.4 3.3 19.3 36.0 1986 81.6 50.6 65.9 18.0 9.4 9.8 11.9 35.3 69.1 126.7 138.9 90.2 707.4 28.0 5.3 16.4 50.3 1987 17.9 59.9 96.7 38.5 7.7 3.7 37.3 92.2 65.3 288.2 67.3 103.2 877.9 19.9 5.7 22.2 52.2 1988 114.2 34.3 54.1 31.5 27.9 24.2 105.0 95.0 36.7 122.6 41.8 42.7 730.0 27.8 11.5 32.4 28.4 1989 59.1 47.4 126.2 12.9 23.7 4.4 8.6 78.7 136.1 98.9 27.5 78.3 701.8 33.2 5.8 31.8 29.2 1990 81.3 37.4 87.8 39.7 31.5 22.1 28.4 44.0 34.0 93.5 83.7 72.3 655.7 31.5 14.2 16.2 38.1 1991 61.3 109.8 43.7 19.4 43.8 6.8 27.5 8.7 26.0 38.1 67.3 92.9 545.3 39.4 12.8 11.4 36.4 1992 105.1 109.6 105.5 82.8 71.1 17.2 16.4 66.8 70.3 76.4 161.2 52.9 935.3 34.2 18.3 16.4 31.1 1993 69.8 82.0 62.3 25.4 28.3 67.7 35.8 34.5 114.9 18.6 108.0 20.8 668.1 32.0 18.2 27.7 22.1 1994 76.0 49.5 39.0 22.3 48.9 159.5 3.2 6.0 105.8 117.8 86.7 125.0 839.7 19.6 27.5 13.7 39.2 1995 32.5 40.9 22.3 46.4 1.8 17.4 17.9 26.3 135.3 77.8 81.1 105.2 604.9 15.8 10.8 29.7 43.7 1996 27.1 88.5 52.2 59.5 16.9 41.5 7.5 11.7 162.8 130.8 199.4 22.5 820.4 20.5 14.4 22.2 43.0 1997 67.7 65.5 115.8 23.9 18.6 40.4 100.9 29.1 139.4 93.6 99.0 123.6 917.5 27.1 9.0 29.4 34.5 1998 119.2 52.2 19.9 72.9 21.5 22.7 22.8 52.9 98.7 68.7 20.8 35.7 608.0 31.5 19.3 28.7 20.6 1999 92.5 8.9 59.6 43.4 46.4 4.3 126.7 14.8 92.0 45.1 75.3 49.6 658.6 24.4 14.3 35.5 25.8 2000 85.5 56.9 41.5 0.0 33.8 39.2 6.8 26.4 103.4 122.0 107.0 84.0 706.5 26.0 10.3 19.3 44.3 MEAN 74.0 66.4 72.2 41.1 35.2 38.1 30.3 47.5 81.8 99.1 82.9 83.7 752.3 28.3 15.2 21.2 35.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 12 7 7 5 3 2 8 7 17 6 3 4 81 1962 10 6 5 9 7 5 2 4 8 7 4 4 71 1963 6 8 13 10 10 8 7 8 5 14 12 9 110 1964 8 5 12 13 1 6 11 11 13 6 5 6 97 1965 11 6 7 9 2 6 8 9 10 15 6 8 97 1966 5 10 11 8 9 9 5 3 12 10 1 7 90 1967 5 11 9 5 2 7 7 5 8 8 6 6 79 1968 10 6 9 12 5 6 4 9 5 8 9 9 92 1969 11 11 18 11 7 5 5 2 11 11 10 9 111 1970 9 5 13 8 3 3 6 6 10 6 7 10 86 1971 6 10 8 11 6 2 3 6 2 5 5 13 77 1972 10 9 15 3 10 4 3 3 5 5 7 14 88 1973 8 6 11 6 7 7 2 7 11 4 5 9 83 1974 11 12 13 8 4 2 12 10 12 1 7 5 97 1975 5 *** 8 3 3 3 1 7 4 10 6 8 *** 1976 4 13 12 6 6 6 9 1 11 5 6 8 87 1977 14 3 4 3 9 8 9 8 5 10 6 12 91 1978 8 9 6 11 11 7 2 9 5 6 9 7 90 1979 10 11 5 7 4 10 6 2 4 8 4 11 82 1980 13 9 6 7 5 3 1 12 12 8 5 8 89 1981 4 6 10 10 10 6 12 7 5 5 5 4 84 1982 9 6 9 8 10 7 4 9 4 9 15 4 94 1983 12 4 8 8 12 12 7 16 14 7 7 7 114 1984 6 10 15 6 10 12 3 17 9 7 12 14 121 1985 9 13 11 2 2 4 10 5 4 10 8 14 92 1986 6 10 11 6 8 4 4 5 5 9 15 10 93 1987 7 11 17 12 5 4 5 13 8 14 8 10 114 1988 10 8 11 10 6 4 9 13 9 7 11 8 106 1989 11 6 8 4 6 2 4 10 7 8 6 13 85 1990 13 8 8 11 6 7 4 17 9 11 4 9 107 1991 9 14 16 6 9 2 6 6 9 6 12 8 103 1992 10 11 11 14 11 8 7 11 6 4 7 12 112 1993 13 12 8 10 10 10 9 6 13 8 17 8 124 1994 7 11 14 9 12 15 2 10 10 9 10 10 119 1995 7 9 7 12 5 4 9 13 6 12 4 10 98 1996 10 11 15 15 8 14 2 6 6 11 6 4 108 1997 12 14 12 3 6 6 11 9 13 7 7 9 109 1998 13 10 7 8 6 4 7 10 12 5 8 12 102 1999 9 3 10 10 10 2 6 2 12 8 14 5 91 2000 12 11 14 0 10 6 5 9 13 14 9 10 113 MEAN 9 9 10 8 7 6 6 8 9 8 8 9 97 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 1 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 12 7 7 5 3 2 8 7 17 5 3 3 79 1962 10 6 4 9 6 5 1 4 7 7 4 4 67 1963 6 8 13 9 10 8 7 8 5 14 10 9 107 1964 8 5 8 13 1 5 9 8 12 6 5 6 86 1965 11 5 7 9 2 6 6 7 9 11 6 7 86 1966 5 10 11 6 7 9 3 3 10 9 1 6 80 1967 5 10 9 5 2 7 4 4 8 8 6 5 73 1968 10 6 8 11 5 6 4 6 4 6 9 9 84 1969 10 10 15 7 5 4 3 2 9 8 9 9 91 1970 8 3 11 6 3 3 4 6 8 6 5 7 70 1971 6 8 8 10 4 1 2 5 1 5 4 12 66 1972 10 9 12 3 8 4 0 3 5 5 7 14 80 1973 8 6 11 5 6 7 2 7 11 4 5 9 81 1974 10 11 12 8 3 2 12 8 10 1 6 5 88 1975 4 *** 8 3 3 2 1 6 2 9 5 8 *** 1976 4 13 12 6 5 5 7 1 11 5 6 8 83 1977 14 3 4 3 8 4 8 7 3 10 6 10 80 1978 6 9 6 11 10 7 1 7 4 5 7 5 78 1979 10 11 5 7 4 8 6 2 4 7 4 11 79 1980 12 7 6 6 5 2 0 11 11 7 5 8 80 1981 4 6 8 8 10 4 10 7 5 5 5 4 76 1982 9 6 8 1 8 6 4 7 3 9 14 3 78 1983 11 4 8 5 8 11 1 13 10 6 5 6 88 1984 5 10 10 6 9 9 2 11 5 6 11 11 95 1985 9 12 10 2 1 1 6 5 4 6 5 10 71 1986 6 10 8 4 3 2 3 3 4 7 12 8 70 1987 3 9 10 6 4 2 5 10 7 13 8 9 86 1988 9 6 8 9 5 2 9 9 7 7 6 7 84 1989 9 6 7 2 4 1 2 8 6 7 5 13 70 1990 10 7 7 4 4 5 3 9 6 9 2 8 74 1991 7 10 11 4 7 1 5 4 4 4 9 7 73 1992 10 10 10 12 7 5 5 11 6 4 7 9 96 1993 12 7 6 6 9 10 6 5 11 5 9 4 90 1994 7 9 9 8 6 11 1 3 10 8 8 9 89 1995 4 6 4 8 0 2 5 6 6 8 4 9 62 1996 6 9 10 7 4 9 1 3 5 8 6 3 71 1997 9 9 9 1 5 5 8 4 9 5 7 8 79 1998 12 9 4 5 4 2 4 6 12 5 5 9 77 1999 8 2 5 8 9 1 5 1 8 6 10 4 67 2000 10 9 9 0 7 3 4 6 9 9 7 9 82 MEAN 8 8 8 6 5 5 4 6 7 7 6 8 78 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 10 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 1 0 3 3 2 1 2 1 2 1 2 1 19 1962 3 2 2 2 0 4 0 2 2 4 3 3 27 1963 1 2 6 1 3 3 1 2 2 7 2 2 32 1964 3 2 1 2 0 0 1 0 5 4 2 2 22 1965 1 1 2 2 1 0 0 2 2 4 1 5 21 1966 2 1 5 3 0 1 0 1 6 5 0 3 27 1967 3 2 3 1 0 2 1 0 2 4 1 3 22 1968 5 4 4 3 3 3 1 0 1 3 5 3 35 1969 2 4 5 2 0 2 0 0 3 3 7 3 31 1970 4 1 2 0 1 1 1 0 3 2 1 3 19 1971 3 3 2 2 0 1 0 0 1 4 3 4 23 1972 2 4 4 1 2 1 0 2 1 3 6 10 36 1973 1 2 1 1 1 2 0 3 3 2 4 7 27 1974 4 2 2 3 1 0 4 1 4 1 4 2 28 1975 3 *** 4 1 1 1 0 3 1 2 3 1 *** 1976 2 6 4 1 2 1 2 0 4 1 0 4 27 1977 3 1 1 1 2 0 1 3 1 5 2 2 22 1978 2 5 2 0 3 2 0 0 2 4 3 2 25 1979 3 4 2 2 2 1 0 1 2 3 1 3 24 1980 3 4 1 1 1 1 0 2 4 3 4 3 27 1981 3 4 5 3 2 0 3 0 3 2 3 2 30 1982 5 4 3 0 0 1 0 1 0 3 7 1 25 1983 5 1 2 0 1 0 0 1 2 2 1 4 19 1984 2 3 1 0 1 1 0 4 0 2 3 3 20 1985 2 5 1 0 0 0 0 2 2 3 0 3 18 1986 3 2 3 0 0 0 0 1 3 3 6 4 25 1987 1 1 3 1 0 0 2 3 2 7 2 4 26 1988 3 1 2 1 1 1 5 5 1 4 1 2 27 1989 3 3 3 1 1 0 0 2 3 4 1 3 24 1990 3 1 5 2 1 1 1 1 1 3 1 3 23 1991 2 4 0 1 2 0 1 0 0 1 1 4 16 1992 4 4 4 2 4 0 0 2 2 3 5 1 31 1993 3 5 2 1 0 3 1 1 4 1 5 0 26 1994 3 1 1 0 3 5 0 0 4 4 5 4 30 1995 2 2 0 0 0 1 0 1 2 3 3 4 18 1996 0 3 2 2 0 0 0 0 5 5 5 2 24 1997 4 1 5 1 1 2 5 1 4 3 4 4 35 1998 4 1 1 3 0 1 0 1 6 2 0 0 19 1999 3 0 2 1 1 0 3 1 2 2 3 2 20 2000 2 2 1 0 0 2 0 1 5 4 5 4 26 MEAN 3 3 3 1 1 1 1 1 3 3 3 3 26 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 92 94 92 91 88 82 88 92 93 95 95 92 91 1962 93 92 92 92 90 76 87 91 93 94 94 89 90 1963 89 89 92 93 88 88 85 88 91 95 94 90 90 1964 88 92 93 89 84 82 87 89 93 94 90 95 90 1965 92 92 94 91 88 86 86 91 90 92 90 89 90 1966 91 91 92 89 88 86 85 91 93 94 94 92 91 1967 89 89 89 86 80 82 84 86 90 92 94 91 88 1968 85 90 90 90 83 87 89 90 89 92 94 92 89 1969 92 92 94 90 84 81 87 90 93 95 94 92 90 1970 93 87 88 88 81 85 80 88 92 92 93 91 88 1971 92 91 88 89 88 81 78 83 85 89 92 92 87 1972 92 91 89 83 85 83 84 85 89 90 92 94 88 1973 90 90 89 87 85 87 85 87 92 92 91 91 89 1974 93 92 91 88 85 83 89 88 93 86 92 93 89 1975 89 *** 86 82 83 80 79 86 86 93 90 92 *** 1976 87 92 91 84 86 86 85 85 91 90 89 90 88 1977 92 91 87 86 87 85 84 89 91 92 90 88 89 1978 89 93 90 87 91 87 85 87 87 89 89 87 88 1979 90 89 86 88 83 86 86 84 89 92 91 91 88 1980 92 90 90 88 88 82 82 88 91 88 89 92 88 1981 88 89 88 89 87 83 90 89 90 92 90 91 89 1982 90 91 90 85 91 88 87 90 90 90 89 86 89 1983 87 91 89 87 87 92 88 91 94 93 91 93 90 1984 93 91 96 94 87 93 92 95 92 93 95 95 93 1985 95 92 94 89 91 92 93 89 92 93 95 94 92 1986 93 96 94 94 92 89 91 90 87 94 95 90 92 1987 89 91 94 89 87 89 91 93 93 93 92 89 91 1988 91 90 92 91 91 87 92 93 93 93 89 91 91 1989 86 87 88 90 85 89 90 93 90 92 87 91 89 1990 89 87 87 91 91 87 91 92 93 90 91 89 90 1991 88 91 94 92 89 90 90 90 90 90 93 89 91 1992 90 89 92 90 92 92 93 94 93 91 92 91 92 1993 85 94 89 89 88 93 95 93 94 91 92 93 91 1994 91 90 91 90 93 94 90 92 88 91 92 87 91 1995 86 92 92 87 84 84 90 92 90 93 88 90 89 1996 95 95 96 95 90 94 91 91 93 93 94 91 93 1997 93 91 94 88 87 92 93 92 93 91 96 94 92 1998 96 95 94 91 89 86 91 91 96 94 94 96 93 1999 94 91 95 93 92 86 92 91 92 93 93 93 92 2000 88 91 93 90 90 87 86 89 95 95 94 95 91 MEAN 90 91 91 89 87 87 88 90 91 92 92 91 90 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 73 71 70 62 57 53 65 67 76 65 65 61 65 1962 72 70 68 70 62 63 61 59 60 68 63 68 65 1963 67 72 67 73 62 63 66 63 65 72 68 63 67 1964 64 71 75 69 57 57 60 64 71 63 61 70 65 1965 73 64 70 68 63 59 61 65 64 74 65 67 66 1966 66 73 69 64 67 60 57 63 69 67 58 65 65 1967 59 65 66 58 52 54 58 53 62 62 67 63 60 1968 62 66 65 72 53 65 59 65 59 57 70 74 64 1969 75 72 80 67 58 53 60 62 63 72 68 71 67 1970 73 61 71 65 56 57 52 64 67 63 68 68 64 1971 64 65 61 61 63 53 47 56 52 57 64 66 59 1972 70 69 69 52 60 56 59 56 63 57 63 74 62 1973 66 60 62 57 58 66 60 66 68 65 63 64 63 1974 67 69 71 67 61 61 71 64 68 40 65 62 64 1975 57 *** 60 53 55 55 52 63 59 64 61 63 *** 1976 54 72 68 59 64 64 63 60 70 65 62 70 64 1977 74 64 69 62 67 66 64 64 69 70 60 68 66 1978 64 67 61 64 70 65 60 67 63 63 63 62 64 1979 67 66 58 65 63 65 61 58 59 69 63 66 63 1980 69 69 71 60 61 53 51 65 71 64 65 72 64 1981 66 69 70 68 60 59 66 63 61 58 58 57 63 1982 67 60 66 56 70 62 63 66 58 64 69 58 63 1983 68 61 61 57 64 68 62 67 70 60 66 63 64 1984 64 68 81 68 64 71 68 76 68 69 78 78 71 1985 80 75 75 66 62 67 73 61 70 71 77 79 71 1986 77 79 73 70 68 63 67 65 59 68 76 68 69 1987 64 75 81 71 60 62 61 65 63 69 70 68 67 1988 73 68 74 67 66 59 68 69 67 64 69 70 68 1989 64 57 69 62 57 58 63 66 64 66 58 74 63 1990 67 61 63 65 60 60 64 69 64 62 61 66 64 1991 68 71 79 66 63 58 59 63 64 61 70 66 66 1992 68 67 65 74 68 67 72 68 63 62 70 73 68 1993 65 74 60 63 64 72 71 65 71 60 74 75 68 1994 69 71 72 62 69 76 63 63 59 64 70 67 67 1995 70 68 66 66 52 55 61 61 58 67 59 66 62 1996 76 73 80 77 66 73 66 62 67 70 70 68 71 1997 71 68 69 61 57 65 73 65 71 66 69 71 67 1998 74 69 67 65 62 62 66 63 68 63 70 75 67 1999 64 62 70 70 63 58 66 64 65 67 68 69 66 2000 68 66 69 60 66 60 58 57 70 70 69 75 66 MEAN 68 68 69 65 62 62 62 64 65 64 66 68 65 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 88 85 84 81 74 68 78 81 89 87 87 89 83 1962 86 86 84 83 75 88 71 75 82 83 86 82 82 1963 81 86 86 82 77 74 78 77 80 89 87 85 82 1964 85 85 85 80 67 73 72 80 87 83 86 88 81 1965 87 83 83 81 73 72 72 78 81 86 86 86 81 1966 87 85 86 77 79 74 73 78 87 88 86 87 82 1967 84 82 82 79 70 69 74 72 80 85 87 88 79 1968 82 82 82 79 69 76 73 81 77 81 90 89 80 1969 90 87 88 79 71 62 73 75 82 89 90 91 81 1970 86 78 83 81 71 71 66 81 83 83 88 86 80 1971 87 82 79 78 72 68 65 71 71 82 86 89 78 1972 88 87 85 73 78 73 69 69 80 82 88 91 80 1973 89 78 82 74 71 79 72 80 85 84 85 87 81 1974 89 84 83 78 77 70 79 80 86 74 88 88 81 1975 84 *** 77 70 71 69 65 79 77 87 83 88 *** 1976 80 89 86 78 77 74 78 73 83 83 83 86 81 1977 90 83 85 79 79 75 76 76 84 79 84 87 81 1978 84 85 80 77 81 76 68 78 78 81 86 84 80 1979 86 83 77 80 74 77 73 70 75 83 82 85 79 1980 85 86 85 79 73 69 63 79 83 85 86 89 80 1981 86 84 84 83 73 72 78 76 78 83 85 84 81 1982 87 78 80 72 81 73 74 81 73 83 83 86 79 1983 89 85 79 71 74 79 75 85 88 86 83 84 82 1984 85 81 85 76 68 77 74 85 81 89 93 90 82 1985 92 88 84 76 68 73 82 73 82 88 92 94 83 1986 93 90 82 79 75 74 75 77 75 88 92 90 83 1987 87 86 85 80 70 68 73 81 82 85 87 86 81 1988 86 79 82 76 70 70 76 82 81 82 86 87 80 1989 80 72 79 70 65 65 73 77 81 86 83 87 77 1990 83 75 74 72 65 68 71 83 82 84 85 85 77 1991 84 80 86 73 70 66 70 75 79 81 88 86 78 1992 86 80 77 80 77 77 81 81 78 85 88 88 82 1993 83 84 73 74 71 75 80 76 86 83 88 88 80 1994 86 82 81 72 74 80 72 81 77 84 89 85 80 1995 85 82 80 77 62 67 75 78 76 86 85 88 78 1996 89 87 88 84 76 82 74 76 82 89 91 90 84 1997 89 84 79 74 67 75 85 78 87 88 91 91 82 1998 90 85 82 76 69 70 72 77 85 85 88 92 81 1999 86 81 82 80 72 66 77 75 82 87 87 88 80 2000 85 84 79 73 72 70 67 73 85 88 89 93 80 MEAN 86 83 82 77 72 73 74 78 81 85 87 88 81 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR LESS THAN -4 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 3 3 1964 6 0 0 0 0 0 0 0 0 0 0 1 7 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 1 0 0 0 0 0 0 0 0 0 0 1 1968 0 1 0 0 0 0 0 0 0 0 0 0 1 1969 5 1 0 0 0 0 0 0 0 0 0 0 6 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 8 10 0 0 0 0 0 0 0 0 0 2 20 1973 9 1 0 0 0 0 0 0 0 0 0 0 10 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1976 0 3 0 0 0 0 0 0 0 0 0 0 3 1977 2 0 0 0 0 0 0 0 0 0 0 0 2 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 1 0 0 0 0 0 0 0 0 0 0 0 1 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 1 0 0 0 0 0 0 0 0 0 0 1 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 1 0 0 0 0 0 0 0 0 0 0 1 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 1 0 0 0 0 0 0 0 0 0 0 1 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 1 0 0 0 0 0 0 0 0 0 0 0 1 MEAN 1 1 0 0 0 0 0 0 0 0 0 0 2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR MORE THAN 21 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 0 0 0 0 0 5 25 12 1 0 0 0 43 1962 0 0 0 0 0 11 21 16 4 0 0 0 52 1963 0 0 0 0 0 5 24 22 9 0 0 0 60 1964 0 0 0 0 0 18 19 20 6 0 0 0 63 1965 0 0 0 0 0 3 20 21 4 0 0 0 48 1966 0 0 0 0 0 7 25 29 4 0 0 0 65 1967 0 0 0 0 1 3 15 23 10 0 0 0 52 1968 0 0 0 0 1 4 8 18 8 0 0 0 39 1969 0 0 0 0 0 5 9 14 3 0 0 0 31 1970 0 0 0 0 1 5 15 26 2 0 0 0 49 1971 0 0 0 0 0 1 17 18 3 0 0 0 39 1972 0 0 0 0 0 4 27 7 6 0 0 0 44 1973 0 0 0 0 0 3 16 25 4 0 0 0 48 1974 0 0 0 0 0 5 12 18 3 0 0 0 38 1975 0 *** 0 0 4 15 28 20 7 0 0 0 *** 1976 0 0 0 0 0 9 18 24 10 0 0 0 61 1977 0 0 0 0 0 12 16 19 3 0 0 0 50 1978 0 0 0 0 0 2 14 20 10 0 0 0 46 1979 0 0 0 0 0 0 27 12 9 0 0 0 48 1980 0 0 0 0 0 4 22 23 6 0 0 0 55 1981 0 0 0 0 0 4 12 30 7 0 0 0 53 1982 0 0 0 0 0 0 22 12 9 0 0 0 43 1983 0 0 0 0 2 8 24 24 4 0 0 0 62 1984 0 0 0 0 1 4 24 17 1 0 0 0 47 1985 0 0 0 0 2 11 23 10 8 0 0 0 54 1986 0 0 0 0 0 11 22 19 6 0 0 0 58 1987 0 0 0 0 2 9 17 25 1 0 0 0 54 1988 0 0 0 0 0 13 27 21 6 0 0 0 67 1989 0 0 0 0 1 11 30 28 11 2 0 0 83 1990 0 0 0 0 0 10 20 18 8 0 0 0 56 1991 0 0 0 0 0 4 23 28 8 0 0 0 63 1992 0 0 0 0 0 10 25 9 1 0 0 0 45 1993 0 0 0 0 0 5 18 26 11 0 0 0 60 1994 0 0 0 1 0 4 15 25 1 0 0 0 46 1995 0 0 0 0 0 5 25 28 9 0 0 0 67 1996 0 0 0 0 1 1 21 20 10 0 0 0 53 1997 0 0 0 0 0 17 29 30 3 0 0 0 79 1998 0 0 0 0 0 17 25 27 9 0 0 0 78 1999 0 0 0 0 0 7 17 29 12 0 0 0 65 2000 0 0 0 0 0 4 18 27 18 0 0 0 67 MEAN 0 0 0 0 0 7 20 21 6 0 0 0 54 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR LESS THAN 0 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 1 0 0 0 0 0 0 0 0 0 0 0 1 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 1 1 0 0 0 0 0 0 0 0 0 0 2 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 30 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 0 0 1 2 17 26 20 22 4 1 0 0 93 1962 0 0 1 0 6 13 29 25 10 0 0 0 84 1963 0 0 0 0 3 15 22 20 13 1 0 0 74 1964 0 0 0 2 5 23 18 15 0 0 0 0 63 1965 0 0 0 1 6 19 19 23 7 1 0 0 76 1966 0 0 0 1 3 17 27 29 6 0 0 0 83 1967 0 0 0 1 7 9 20 29 9 1 0 0 76 1968 0 0 0 0 4 6 19 21 17 3 0 0 70 1969 0 0 0 0 3 21 11 15 11 0 0 0 61 1970 0 0 1 0 9 9 27 21 1 0 0 0 68 1971 0 0 0 2 5 13 30 23 27 3 0 0 103 1972 0 0 0 2 4 21 31 26 17 5 0 0 106 1973 0 0 0 0 5 7 20 22 0 0 0 0 54 1974 0 0 0 1 11 17 12 20 1 4 1 0 67 1975 0 *** 1 2 8 23 30 22 16 0 0 0 *** 1976 0 0 0 2 2 11 18 27 11 0 0 0 71 1977 0 0 1 2 3 19 20 20 9 0 0 0 74 1978 0 0 1 0 0 6 23 18 19 4 0 0 71 1979 0 0 0 2 1 5 25 26 17 1 1 0 78 1980 0 0 0 5 6 15 30 19 4 0 0 0 79 1981 0 0 0 1 4 13 19 26 17 1 2 0 83 1982 0 0 0 2 1 6 25 13 11 1 0 0 59 1983 0 0 0 1 4 4 25 14 1 0 0 0 49 1984 0 0 0 2 2 5 24 5 2 1 0 0 41 1985 0 0 0 0 5 8 5 24 12 0 0 0 54 1986 0 0 0 1 0 7 19 27 23 1 0 0 78 1987 0 0 0 1 4 14 19 17 3 1 0 0 59 1988 0 0 0 0 1 19 16 9 3 0 1 0 49 1989 0 0 0 0 6 8 25 24 11 2 0 0 76 1990 0 0 0 1 0 9 22 9 7 2 0 0 50 1991 0 0 0 2 0 9 23 20 4 4 0 0 62 1992 0 0 0 1 1 9 12 8 3 4 0 0 38 1993 0 0 0 2 2 4 11 19 3 0 0 0 41 1994 0 0 0 5 3 1 9 14 1 1 0 0 34 1995 0 0 0 1 7 11 17 24 17 1 0 0 78 1996 0 1 0 0 4 4 26 20 14 2 0 0 71 1997 0 0 0 1 2 18 14 24 3 2 0 0 64 1998 0 0 0 3 3 20 23 25 9 2 0 0 85 1999 0 0 0 0 0 7 25 29 11 1 0 0 73 2000 0 0 0 2 2 9 27 28 5 0 0 0 73 MEAN 0 0 0 1 4 12 21 21 9 1 0 0 69 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 40 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 1 0 0 0 0 0 1 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 1 0 0 0 0 0 0 1 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 45 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF FREEZING DAYS , DATE OF START AND END FREEZING START END YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MO DAY MO DAY -------------- 1961 9 8 5 0 0 0 0 0 0 0 1 0 23 11 26 3 14 1962 7 0 0 0 0 0 0 0 0 0 0 4 11 12 1 1 25 1963 5 1 1 0 0 0 0 0 0 0 1 11 19 11 30 3 21 1964 26 3 0 0 0 0 0 0 0 0 1 8 38 11 30 2 28 1965 9 7 6 0 0 0 0 0 0 0 0 2 24 12 23 3 18 1966 2 0 0 0 0 0 0 0 0 0 0 0 2 1 15 1 16 1967 10 8 2 0 0 0 0 0 0 0 0 7 27 12 1 3 2 1968 8 9 0 0 0 0 0 0 0 0 0 0 17 1 18 2 25 1969 15 14 1 0 0 0 0 0 0 0 2 0 32 11 19 3 24 1970 6 1 0 0 0 0 0 0 0 0 0 6 13 12 16 2 2 1971 8 7 0 0 0 0 0 0 0 0 0 6 21 12 18 2 17 1972 23 23 5 0 0 0 0 0 0 0 0 11 62 12 18 3 28 1973 22 2 1 0 0 0 0 0 0 0 0 10 35 12 11 3 10 1974 13 8 0 0 0 0 0 0 0 0 0 6 27 12 25 2 25 1975 8 *** 4 0 0 0 0 0 0 0 2 10 *** 11 15 3 10 1976 5 13 7 0 0 0 0 0 0 0 0 2 27 12 3 3 28 1977 17 2 0 0 0 0 0 0 0 0 0 7 26 12 14 2 3 1978 12 3 0 0 0 0 0 0 0 0 0 3 18 12 18 2 14 1979 9 4 4 0 0 0 0 0 0 0 0 3 20 12 22 3 8 1980 10 9 0 0 0 0 0 0 0 0 0 0 19 1 7 2 25 1981 3 3 0 2 0 0 0 0 0 0 0 0 8 1 2 4 7 1982 14 12 0 0 0 0 0 0 0 0 0 16 42 12 1 2 28 1983 12 7 1 0 0 0 0 0 0 0 0 9 29 12 16 3 8 1984 11 11 0 0 0 0 0 0 0 0 0 3 25 12 12 2 22 1985 5 4 6 0 0 0 0 0 0 0 0 3 18 12 15 3 15 1986 6 2 2 0 0 0 0 0 0 0 0 6 16 12 12 3 17 1987 1 2 0 0 0 0 0 0 0 0 0 3 6 12 2 2 12 1988 5 2 0 0 0 0 0 0 0 0 0 1 8 12 25 2 19 1989 10 14 0 0 0 0 0 0 0 0 0 1 25 12 8 2 26 1990 8 6 2 0 0 0 0 0 0 0 0 5 21 12 20 3 19 1991 3 5 0 1 0 0 0 0 0 0 0 11 20 12 17 4 8 1992 12 11 4 0 0 0 0 0 0 0 0 3 30 12 29 3 13 1993 5 6 0 0 0 0 0 0 0 0 0 3 14 12 7 2 19 1994 3 8 0 0 0 0 0 0 0 0 0 6 17 12 6 2 22 1995 1 1 0 0 0 0 0 0 0 0 0 6 8 12 19 2 26 1996 5 2 1 0 0 0 0 0 0 0 0 0 8 1 17 3 1 1997 1 7 3 0 0 0 0 0 0 0 0 3 14 12 28 3 21 1998 3 7 1 0 0 0 0 0 0 0 0 0 11 1 11 3 3 1999 5 0 1 0 0 0 0 0 0 0 0 0 6 1 3 3 19 2000 4 2 2 0 0 0 0 0 0 0 0 0 8 1 16 3 16 MEAN 9 6 1 0 0 0 0 0 0 0 0 4 20 11 15 4 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 7.8 8.1 10.3 15.8 23.5 26.5 26.7 25.8 22.6 17.8 13.7 11.7 17.5 1962 7.5 10.0 13.4 14.9 21.0 23.9 28.4 27.0 23.1 18.6 12.7 9.8 17.5 1963 10.5 10.6 10.6 15.8 20.3 24.3 26.9 26.2 24.2 19.9 11.8 7.6 17.4 1964 3.1 7.8 10.5 13.4 21.5 26.4 26.4 25.3 22.7 17.2 13.6 7.3 16.3 1965 6.2 8.7 9.8 14.1 20.4 25.2 27.0 26.7 23.1 18.9 14.1 10.3 17.0 1966 11.4 10.4 12.1 17.0 20.0 25.3 27.8 28.3 23.3 18.0 14.4 11.2 18.3 1967 8.9 6.8 9.8 14.5 21.4 23.2 25.4 27.2 22.9 18.5 14.6 9.1 16.9 1968 8.6 7.8 10.3 13.6 22.0 22.7 26.0 25.7 24.4 20.3 14.3 9.7 17.1 1969 4.4 3.9 7.8 13.0 19.7 25.4 24.9 25.9 22.6 17.5 10.6 10.3 15.5 1970 7.3 10.3 11.7 16.3 22.3 23.9 27.1 26.1 22.3 18.6 14.4 8.7 17.4 1971 7.3 8.1 11.9 14.7 21.7 24.2 28.1 26.7 25.9 18.7 14.3 9.7 17.6 1972 3.1 3.2 7.7 17.5 19.9 26.1 28.7 26.6 25.1 21.6 13.8 6.4 16.6 1973 4.1 10.3 10.2 15.8 21.4 23.1 26.3 26.9 21.8 19.7 12.5 7.9 16.7 1974 5.2 6.1 9.5 13.5 22.2 25.4 25.2 25.8 22.4 18.8 14.9 8.3 16.4 1975 7.4 ****** 10.7 17.8 23.2 27.3 28.9 26.3 25.2 17.8 11.5 6.8 ****** 1976 8.1 4.4 6.9 16.1 20.4 24.6 25.9 28.1 24.6 17.0 11.9 9.0 16.4 1977 3.5 8.2 11.8 16.8 20.5 25.6 26.0 26.3 24.1 16.2 13.1 8.7 16.7 1978 7.5 7.7 12.3 16.4 18.0 22.0 26.6 25.7 25.0 20.5 10.8 10.3 16.9 1979 7.1 8.8 10.8 15.6 19.7 22.9 27.0 27.6 25.6 20.0 13.6 9.3 17.3 1980 6.0 6.0 9.3 16.6 20.3 25.2 28.7 26.1 22.6 17.4 15.3 10.7 17.0 1981 8.8 9.0 11.7 14.0 20.3 24.2 26.3 27.2 24.5 18.8 13.8 11.2 17.5 1982 6.6 6.3 8.5 17.3 19.8 23.7 26.8 25.0 24.1 17.3 10.6 6.6 16.0 1983 5.7 8.1 10.2 16.6 22.1 24.0 27.5 25.5 22.0 17.0 14.8 9.5 16.9 1984 7.5 5.1 9.2 15.5 18.7 22.5 26.7 24.3 22.7 17.6 14.1 6.7 15.9 1985 7.1 8.0 7.6 16.2 21.8 25.0 24.5 26.0 23.8 17.2 14.0 9.0 16.7 1986 8.2 8.0 7.6 15.4 19.6 24.2 26.2 26.5 24.7 18.7 12.6 8.0 16.6 1987 9.6 8.8 9.7 13.6 20.9 24.8 25.9 26.2 21.8 14.8 12.7 9.5 16.5 1988 6.8 7.9 10.4 15.5 19.5 25.8 25.9 24.8 22.7 18.6 13.6 10.4 16.8 1989 5.6 5.9 11.3 16.5 21.0 24.8 27.3 26.9 23.3 19.9 14.3 9.8 17.2 1990 6.1 8.1 10.4 15.2 19.2 24.6 26.4 24.6 23.9 18.5 14.7 9.0 16.7 1991 7.8 6.6 8.8 16.0 19.3 24.1 27.0 26.4 22.8 20.2 13.1 8.3 16.7 1992 5.5 7.1 8.6 13.6 17.5 23.9 25.2 23.8 22.4 17.6 13.0 9.0 15.6 1993 6.9 5.9 10.1 15.5 20.1 23.2 24.9 26.0 22.8 16.8 10.2 8.1 15.9 1994 7.8 5.8 10.0 16.3 20.4 21.8 24.9 25.3 21.8 18.1 14.5 7.4 16.2 1995 8.7 8.7 11.3 16.2 22.0 25.1 26.1 26.6 24.0 16.8 14.3 8.1 17.3 1996 6.7 7.9 8.2 13.2 21.5 22.9 27.0 26.6 24.3 18.4 12.8 10.9 16.7 1997 8.9 7.3 8.9 16.1 21.7 25.6 25.9 27.2 22.0 20.5 12.6 9.4 17.2 1998 6.8 7.0 10.9 17.2 21.4 26.8 27.0 27.8 23.4 18.4 15.2 11.4 17.8 1999 8.5 10.7 11.1 15.3 19.4 24.2 26.1 28.9 23.4 19.9 12.0 9.9 17.4 2000 8.0 8.7 10.0 18.8 20.5 24.0 27.6 28.1 24.3 17.7 12.2 9.8 17.5 MEAN 7.1 7.6 10.0 15.6 20.7 24.5 26.6 26.3 23.4 18.4 13.3 9.1 16.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 5.1 5.3 7.0 11.5 17.8 19.6 22.0 21.8 20.0 14.4 10.4 7.9 13.6 1962 4.6 6.9 9.9 11.4 16.0 18.8 22.8 21.6 18.7 15.1 9.1 6.0 13.4 1963 6.6 7.4 7.2 12.6 15.5 19.2 22.1 21.3 19.9 17.1 8.7 3.7 13.5 1964 -0.6 4.8 7.7 9.4 15.2 20.3 20.7 20.7 19.5 13.4 9.6 4.5 12.1 1965 3.4 5.0 6.6 10.3 15.2 19.5 21.3 22.2 18.7 15.9 10.4 6.6 12.9 1966 7.9 7.3 8.8 12.5 15.8 19.8 21.8 23.6 19.9 14.7 10.4 7.7 14.2 1967 4.7 2.8 6.0 9.5 14.5 16.4 19.5 20.7 18.4 14.5 11.4 5.5 12.0 1968 4.0 4.1 6.4 9.9 15.2 18.0 20.5 21.4 19.1 15.6 11.5 7.2 12.7 1969 1.9 1.2 5.8 8.8 13.6 17.5 19.3 20.9 18.4 14.8 7.6 7.6 11.4 1970 4.5 5.7 8.1 12.1 15.9 17.8 19.5 21.6 18.6 14.6 11.3 5.5 12.9 1971 4.0 4.4 7.3 10.0 16.5 17.2 19.9 20.2 19.4 13.9 10.7 6.5 12.5 1972 0.4 0.1 4.1 11.1 14.7 19.9 22.5 20.2 20.5 16.7 10.2 4.1 12.0 1973 1.0 5.7 6.1 10.4 15.6 18.6 20.6 22.4 18.1 16.0 8.6 4.4 12.3 1974 2.2 2.9 6.3 9.4 17.1 19.5 21.0 21.3 19.0 11.2 11.4 4.8 12.2 1975 3.0 ****** 5.7 11.3 16.9 20.5 21.4 21.3 19.9 14.2 7.4 3.4 ****** 1976 3.1 1.8 3.6 10.9 15.7 19.5 20.9 22.4 21.0 13.1 7.8 5.8 12.1 1977 1.2 4.5 8.1 12.1 16.1 20.6 20.9 21.4 20.4 12.2 8.9 5.2 12.6 1978 3.8 4.2 7.9 11.7 14.4 17.2 20.6 21.1 20.1 16.1 7.1 6.2 12.5 1979 3.7 5.2 5.9 11.3 14.5 18.1 21.5 21.4 20.1 16.4 9.7 5.9 12.8 1980 2.8 2.8 6.2 11.8 15.1 18.3 21.1 21.4 19.1 13.4 11.5 7.8 12.6 1981 5.2 5.5 8.1 10.2 14.9 18.5 21.8 22.3 19.6 14.4 9.4 6.6 13.0 1982 3.3 1.7 4.6 11.3 16.1 18.5 21.7 20.8 18.7 13.2 7.1 2.4 11.6 1983 2.4 4.1 5.6 10.7 17.0 20.0 22.3 21.5 19.0 13.0 11.0 5.7 12.7 1984 4.1 1.7 7.2 11.5 13.3 18.8 22.2 21.4 18.9 14.6 12.1 4.4 12.5 1985 5.2 5.3 4.9 11.6 16.3 20.5 21.2 20.7 20.1 14.2 11.9 7.2 13.3 1986 6.1 6.0 4.7 11.8 15.3 19.1 21.7 21.9 19.2 15.5 10.4 4.8 13.0 1987 5.8 6.0 7.5 9.8 15.1 19.3 20.7 22.0 17.6 11.6 9.7 5.9 12.6 1988 4.1 4.0 7.5 11.4 14.7 19.9 21.6 21.1 18.8 14.7 10.0 7.3 12.9 1989 1.5 0.6 7.3 11.5 14.3 18.6 22.2 22.6 19.0 16.2 9.6 7.1 12.5 1990 2.5 3.2 5.4 10.5 13.4 18.7 21.4 20.9 19.9 14.2 10.7 5.4 12.2 1991 4.2 3.3 6.5 11.5 14.1 18.1 21.3 21.5 18.3 15.6 10.2 4.8 12.4 1992 2.2 3.2 4.5 10.0 13.3 19.7 21.7 20.1 17.9 13.5 10.0 6.3 11.9 1993 2.8 3.2 5.2 10.6 14.8 19.3 21.4 21.6 19.7 12.5 7.5 5.6 12.0 1994 4.6 2.5 6.6 11.1 16.2 18.7 19.8 20.9 16.6 14.0 11.5 3.8 12.2 1995 5.2 5.2 7.5 11.8 14.5 18.3 21.1 21.9 18.7 13.4 9.7 4.7 12.7 1996 4.5 5.2 6.2 10.6 17.0 19.6 22.4 21.8 20.4 15.3 10.1 7.8 13.4 1997 6.1 3.9 5.3 10.9 15.4 21.1 22.7 22.8 18.9 16.9 10.0 6.7 13.4 1998 4.5 3.8 7.4 12.7 16.0 21.0 22.1 23.0 20.1 14.6 12.2 9.2 13.9 1999 5.0 6.3 7.9 11.8 14.6 18.0 21.6 24.0 19.3 16.5 8.8 6.9 13.4 2000 4.2 5.1 6.4 13.6 15.7 18.3 21.3 22.4 21.0 14.8 9.3 7.6 13.3 MEAN 3.8 4.1 6.5 11.1 15.3 19.0 21.3 21.6 19.3 14.6 9.9 5.9 12.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 5.58 5.65 6.38 8.73 12.97 14.56 16.90 16.62 14.85 10.57 8.11 6.77 10.64 1962 5.39 6.29 7.73 8.53 11.53 13.81 17.69 16.47 13.85 10.99 7.48 5.95 10.48 1963 6.18 6.55 6.54 9.20 11.17 14.13 17.00 16.16 14.82 12.43 7.20 5.16 10.55 1964 3.75 5.43 6.65 7.47 11.00 15.17 15.56 15.54 14.41 9.83 7.67 5.41 9.82 1965 4.92 5.56 6.22 8.01 11.01 14.36 16.13 17.07 13.78 11.47 8.03 6.22 10.23 1966 6.77 6.48 7.21 9.25 11.42 14.63 16.72 18.61 14.76 10.65 8.11 6.65 10.94 1967 5.49 4.77 5.91 7.57 10.48 11.97 14.41 15.55 13.50 10.55 8.68 5.81 9.56 1968 5.20 5.23 6.07 7.67 11.08 13.06 15.34 16.19 14.18 11.35 8.58 6.42 10.03 1969 4.51 4.21 5.79 7.20 9.86 12.80 14.21 15.67 13.50 10.77 6.70 6.59 9.32 1970 5.35 5.77 6.87 8.94 11.47 12.93 14.50 16.40 13.58 10.67 8.50 5.76 10.06 1971 5.16 5.32 6.51 7.80 11.93 12.45 14.84 15.03 14.33 10.07 8.11 6.20 9.81 1972 3.98 3.95 5.18 8.57 10.62 14.76 17.35 15.11 15.34 12.09 7.95 5.23 10.01 1973 4.21 5.84 5.94 7.96 11.31 13.67 15.45 17.23 13.35 11.55 7.20 5.34 9.92 1974 4.51 4.81 6.10 7.45 12.40 14.44 15.86 16.10 13.95 8.56 8.63 5.45 9.85 1975 4.82 ****** 5.87 8.64 12.25 15.32 16.17 16.19 14.77 10.33 6.61 4.94 ****** 1976 4.83 4.44 4.98 8.43 11.35 14.42 15.72 17.28 15.93 9.76 6.75 5.86 9.98 1977 4.18 5.35 6.86 8.96 11.67 15.54 15.71 16.25 15.21 9.50 7.24 5.73 10.18 1978 5.14 5.20 6.75 8.74 10.47 12.46 15.45 15.95 15.00 11.66 6.42 6.05 9.94 1979 5.03 5.68 5.94 8.52 10.52 13.12 16.27 16.27 15.09 11.85 7.72 5.88 10.16 1980 4.75 4.76 5.99 8.82 10.93 13.37 15.93 16.23 14.07 9.95 8.59 6.73 10.01 1981 5.62 5.73 6.88 8.04 10.69 13.55 16.61 17.12 14.68 10.38 7.56 6.17 10.25 1982 4.92 4.43 5.34 8.56 11.63 13.45 16.50 15.60 13.80 9.77 6.34 4.63 9.58 1983 4.67 5.19 5.75 8.18 12.30 14.81 17.17 16.33 13.92 9.57 8.35 5.91 10.18 1984 5.21 4.36 6.36 8.63 9.81 13.79 17.11 16.25 13.90 10.77 9.02 5.34 10.05 1985 5.63 5.74 5.62 8.66 11.82 15.36 16.00 15.56 15.05 10.33 8.87 6.45 10.42 1986 6.02 5.90 5.36 8.76 11.06 14.07 16.59 16.79 14.22 11.20 8.12 5.48 10.30 1987 5.85 5.91 6.54 7.74 10.95 14.25 15.53 16.91 12.82 8.73 7.62 5.95 9.90 1988 5.17 5.16 6.55 8.66 10.62 14.84 16.49 15.93 13.85 10.63 7.98 6.54 10.20 1989 4.30 4.09 6.50 8.56 10.47 13.67 17.06 17.42 14.11 11.87 7.65 6.37 10.17 1990 4.64 4.87 5.74 8.07 9.72 13.70 16.19 15.67 14.74 10.43 8.26 5.81 9.82 1991 5.22 4.96 6.11 8.65 10.21 13.22 16.10 16.29 13.43 11.28 7.95 5.49 9.91 1992 4.57 4.85 5.41 7.75 9.92 14.65 16.48 14.92 13.03 9.88 7.86 6.07 9.62 1993 4.73 4.86 5.62 8.11 10.72 14.25 16.19 16.36 14.66 9.22 6.58 5.72 9.75 1994 5.37 4.64 6.14 8.55 11.68 13.67 14.64 15.69 12.02 10.20 8.63 5.17 9.70 1995 5.57 5.59 6.56 8.74 10.54 13.43 15.86 16.67 13.84 9.89 7.80 5.44 9.99 1996 5.34 5.61 5.98 8.11 12.37 14.50 17.29 16.70 15.22 11.12 7.92 6.72 10.57 1997 6.01 5.14 5.67 8.35 11.23 15.96 17.58 17.66 13.87 12.29 7.78 6.25 10.65 1998 5.33 5.13 6.58 9.39 11.62 15.86 16.90 17.92 14.97 10.74 8.99 7.36 10.90 1999 5.55 6.09 6.73 8.75 10.50 13.11 16.44 19.18 14.34 12.06 7.22 6.34 10.53 2000 5.26 5.60 6.11 9.93 11.23 13.38 16.10 17.28 15.86 10.67 7.48 6.59 10.46 MEAN 5.12 5.26 6.18 8.42 11.11 14.01 16.15 16.45 14.26 10.64 7.81 5.95 10.11 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 8.96 9.07 10.22 13.92 20.57 23.04 26.64 26.22 23.49 16.81 12.95 10.83 16.89 1962 8.65 10.09 12.36 13.62 18.33 21.88 27.85 25.99 21.93 17.47 11.95 9.54 16.64 1963 9.91 10.49 10.48 14.68 17.77 22.38 26.79 25.51 23.43 19.73 11.52 8.28 16.75 1964 6.03 8.71 10.65 11.95 17.50 23.98 24.59 24.55 22.80 15.66 12.27 8.69 15.61 1965 7.90 8.92 9.97 12.79 17.51 22.74 25.46 26.91 21.82 18.23 12.83 9.96 16.25 1966 10.85 10.38 11.54 14.75 18.16 23.14 26.36 29.26 23.35 16.95 12.95 10.65 17.36 1967 8.81 7.66 9.48 12.10 16.68 19.00 22.80 24.57 21.39 16.79 13.85 9.31 15.20 1968 8.34 8.39 9.72 12.27 17.62 20.72 24.23 25.55 22.45 18.04 13.71 10.29 15.94 1969 7.25 6.76 9.28 11.53 15.71 20.31 22.49 24.75 21.39 17.14 10.72 10.56 14.82 1970 8.58 9.26 11.00 14.27 18.24 20.51 22.95 25.87 21.52 16.98 13.57 9.24 16.00 1971 8.28 8.54 10.43 12.47 18.95 19.76 23.47 23.76 22.68 16.04 12.97 9.93 15.61 1972 6.41 6.36 8.31 13.68 16.91 23.34 27.34 23.89 24.24 19.20 12.70 8.39 15.90 1973 6.77 9.37 9.53 12.72 17.99 21.66 24.41 27.15 21.16 18.35 11.51 8.57 15.77 1974 7.24 7.73 9.78 11.92 19.68 22.85 25.04 25.42 22.09 13.66 13.77 8.75 15.66 1975 7.75 ****** 9.42 13.79 19.45 24.22 25.52 25.55 23.36 16.45 10.59 7.93 ****** 1976 7.75 7.14 8.00 13.45 18.05 22.82 24.82 27.23 25.14 15.55 10.80 9.40 15.85 1977 6.72 8.59 10.98 14.29 18.54 24.53 24.81 25.65 24.04 15.13 11.58 9.19 16.17 1978 8.26 8.35 10.82 13.95 16.67 19.78 24.41 25.18 23.71 18.53 10.29 9.70 15.80 1979 8.08 9.11 9.53 13.60 16.75 20.80 25.68 25.67 23.84 18.82 12.35 9.43 16.14 1980 7.64 7.65 9.61 14.08 17.39 21.19 25.16 25.62 22.27 15.84 13.72 10.78 15.91 1981 9.02 9.20 11.02 12.84 17.02 21.47 26.20 26.98 23.20 16.53 12.09 9.89 16.29 1982 7.90 7.13 8.58 13.67 18.48 21.32 26.02 24.65 21.85 15.57 10.16 7.44 15.23 1983 7.50 8.33 9.22 13.07 19.53 23.42 27.05 25.77 22.04 15.25 13.34 9.48 16.17 1984 8.37 7.01 10.20 13.77 15.63 21.84 26.96 25.65 22.02 17.12 14.39 8.56 15.96 1985 9.03 9.21 9.01 13.83 18.77 24.27 25.26 24.58 23.79 16.45 14.16 10.34 16.56 1986 9.64 9.47 8.60 13.98 17.59 22.27 26.16 26.48 22.50 17.81 12.97 8.80 16.35 1987 9.39 9.48 10.48 12.37 17.41 22.56 24.54 26.66 20.33 13.93 12.19 9.53 15.74 1988 8.30 8.29 10.49 13.82 16.90 23.47 26.01 25.15 21.93 16.93 12.75 10.48 16.21 1989 6.91 6.57 10.42 13.67 16.67 21.66 26.89 27.45 22.33 18.84 12.23 10.21 16.15 1990 7.46 7.82 9.20 12.90 15.50 21.71 25.54 24.75 23.32 16.60 13.19 9.31 15.61 1991 8.38 7.96 9.79 13.81 16.26 20.96 25.41 25.70 21.28 17.94 12.70 8.81 15.75 1992 7.34 7.78 8.68 12.40 15.80 23.17 26.00 23.59 20.66 15.74 12.57 9.73 15.29 1993 7.60 7.81 9.01 12.96 17.06 22.56 25.55 25.82 23.18 14.70 10.54 9.18 15.50 1994 8.62 7.46 9.84 13.65 18.56 21.66 23.17 24.79 19.09 16.25 13.77 8.30 15.43 1995 8.94 8.97 10.50 13.96 16.77 21.28 25.05 26.30 21.92 15.75 12.46 8.73 15.89 1996 8.57 9.00 9.58 12.95 19.64 22.94 27.25 26.34 24.06 17.69 12.65 10.76 16.79 1997 9.63 8.25 9.09 13.33 17.85 25.19 27.69 27.81 21.97 19.51 12.44 10.01 16.90 1998 8.55 8.23 10.55 14.96 18.47 25.04 26.65 28.21 23.66 17.08 14.34 11.78 17.29 1999 8.91 9.76 10.78 13.97 16.73 20.79 25.93 30.13 22.69 19.14 11.56 10.16 16.71 2000 8.45 8.99 9.79 15.83 17.87 21.20 25.42 27.23 25.05 16.98 11.96 10.55 16.61 MEAN 8.22 8.44 9.90 13.44 17.67 22.19 25.49 25.96 22.57 16.93 12.48 9.54 16.07 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 1.96 2.19 3.04 5.10 9.65 12.74 9.15 7.70 4.25 4.30 3.50 3.54 5.59 1962 2.07 2.53 3.54 3.73 7.35 8.73 11.68 10.61 7.33 4.72 3.35 3.20 5.74 1963 3.43 2.72 3.03 3.76 6.75 8.58 9.18 9.11 7.30 4.11 3.06 3.01 5.34 1964 1.98 2.14 2.41 4.30 9.04 11.15 10.33 8.31 5.17 4.70 4.20 2.05 5.48 1965 1.75 2.93 2.66 4.25 7.24 10.17 11.01 8.85 6.99 4.15 4.03 3.25 5.61 1966 3.35 2.66 3.15 5.40 6.00 10.12 11.97 9.79 5.60 4.11 4.16 3.19 5.79 1967 3.35 2.70 3.16 5.32 9.66 10.44 10.22 12.07 7.22 5.17 3.46 3.00 6.31 1968 3.53 2.83 3.33 3.67 9.69 7.65 10.25 8.09 8.96 6.83 2.94 2.10 5.82 1969 1.50 1.52 1.47 4.03 8.22 13.23 9.80 9.28 6.98 3.43 2.78 2.28 5.38 1970 1.93 3.78 3.71 4.99 9.89 9.77 13.55 8.53 5.87 5.23 3.43 2.48 6.10 1971 2.39 2.74 4.28 5.19 7.70 11.18 15.39 11.96 11.74 6.36 3.89 2.66 7.12 1972 1.52 1.66 2.71 7.60 6.93 11.17 12.47 11.94 8.29 7.46 3.84 1.53 6.43 1973 1.86 4.02 3.55 5.82 8.49 7.28 10.47 8.83 5.51 5.35 3.86 2.61 5.64 1974 1.77 1.95 2.56 4.15 7.93 10.23 7.59 8.50 5.45 9.20 3.84 2.63 5.48 1975 3.02 ****** 4.28 7.68 9.70 12.93 15.05 9.36 9.46 4.46 3.78 2.30 ****** 1976 3.53 1.53 2.19 5.92 6.57 8.78 9.10 11.58 6.51 4.80 3.83 2.51 5.57 1977 1.29 2.76 3.43 5.82 6.13 8.99 9.25 9.29 6.40 4.30 3.95 2.60 5.35 1978 2.55 2.44 4.31 5.49 4.52 7.51 11.21 8.26 8.91 6.24 3.08 3.39 5.66 1979 2.63 2.99 4.27 4.67 6.90 7.65 10.35 12.30 10.22 5.13 4.02 2.76 6.16 1980 2.15 1.96 2.41 5.96 7.42 11.80 15.12 8.82 5.75 4.76 4.09 2.37 6.05 1981 2.69 2.70 3.32 3.94 7.63 9.48 8.78 9.70 8.72 5.91 4.67 4.11 5.97 1982 2.24 2.83 2.96 7.25 5.09 8.46 9.73 7.65 8.96 4.99 3.04 2.69 5.49 1983 2.11 2.92 3.77 6.49 7.54 6.78 10.18 7.48 4.82 4.81 4.17 2.95 5.34 1984 2.46 1.95 1.62 4.52 7.21 6.27 8.72 5.12 6.13 4.07 2.13 1.40 4.30 1985 1.27 2.26 1.93 5.05 8.07 7.88 5.83 10.20 6.40 3.80 2.35 1.48 4.71 1986 1.70 1.48 2.07 4.23 5.83 8.44 8.49 8.79 9.65 4.33 2.13 2.40 4.96 1987 3.11 2.18 1.75 4.00 8.15 9.45 9.43 8.42 6.36 3.48 2.94 2.85 5.18 1988 1.83 2.79 2.44 4.53 6.44 10.44 8.10 6.56 6.16 5.18 3.35 2.51 5.03 1989 2.44 3.19 3.43 5.80 8.94 10.07 9.92 8.49 7.16 5.24 4.88 2.24 5.98 1990 2.15 3.51 4.09 5.05 7.26 9.95 9.44 6.59 6.93 5.43 4.28 2.87 5.63 1991 2.43 2.16 1.67 5.10 6.64 9.76 11.04 9.35 7.02 6.33 2.82 2.60 5.58 1992 1.96 2.63 2.99 3.76 5.08 7.21 6.46 6.42 7.17 5.27 3.06 2.03 4.50 1993 2.71 1.71 3.99 5.62 7.12 6.43 6.49 8.21 5.15 5.04 2.19 1.88 4.71 1994 2.29 2.02 2.94 6.30 6.00 4.98 8.63 7.94 7.71 5.06 3.18 2.35 4.95 1995 2.65 2.57 3.34 5.24 10.45 11.38 9.21 9.04 8.95 4.04 4.83 2.50 6.18 1996 1.45 2.32 1.40 2.66 6.71 5.45 9.10 9.26 7.32 4.13 2.64 2.76 4.60 1997 2.18 2.22 2.80 5.90 8.96 8.18 6.13 8.74 4.91 5.44 2.58 2.25 5.03 1998 1.57 2.28 3.13 5.71 7.78 10.92 9.59 9.87 5.80 5.10 3.42 2.12 5.61 1999 2.58 3.69 2.76 4.00 6.37 9.86 8.40 10.48 6.84 4.97 2.97 2.53 5.45 2000 2.66 2.66 2.97 6.73 6.92 9.26 12.39 11.75 5.70 3.67 2.67 1.82 5.77 MEAN 2.30 2.52 2.97 5.12 7.50 9.27 9.98 9.08 7.04 5.03 3.44 2.54 5.57 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 84 84 82 78 73 68 77 80 86 82 82 80 80 1962 84 82 81 82 76 75 73 75 78 82 81 80 79 1963 79 82 82 83 75 75 77 76 78 85 83 79 80 1964 79 83 84 79 69 71 73 78 83 80 79 84 79 1965 84 79 82 80 75 73 73 78 78 84 80 80 79 1966 81 83 82 77 78 73 72 77 83 83 79 81 79 1967 78 78 79 75 67 68 72 70 77 80 83 80 76 1968 76 79 79 80 68 76 74 79 75 77 85 85 78 1969 86 84 87 78 71 66 73 76 79 86 84 85 80 1970 84 75 80 78 69 71 66 78 81 79 83 82 77 1971 81 79 76 76 74 67 63 70 70 76 81 82 75 1972 83 82 81 69 74 70 71 70 77 76 81 86 77 1973 82 76 78 72 71 77 72 78 81 81 79 81 77 1974 83 82 82 78 74 71 79 77 82 67 82 81 78 1975 77 *** 74 69 70 68 65 76 74 81 78 81 *** 1976 74 85 81 73 75 75 75 73 81 79 78 82 78 1977 85 79 80 76 77 75 75 76 81 80 78 81 79 1978 79 82 77 76 81 76 71 77 76 78 79 78 78 1979 80 79 74 78 73 76 73 71 74 81 79 81 77 1980 82 81 82 76 74 68 65 77 82 79 80 84 78 1981 80 80 81 80 73 72 78 76 76 78 78 77 77 1982 81 76 79 71 81 74 75 79 74 79 81 77 77 1983 81 79 76 71 75 80 75 81 84 80 80 80 79 1984 81 80 88 79 73 80 78 85 81 84 89 87 82 1985 89 85 85 77 74 78 83 74 81 84 88 89 82 1986 87 88 83 81 78 75 78 77 74 83 88 83 81 1987 80 84 87 80 72 73 75 79 79 83 83 81 80 1988 84 79 83 78 76 72 78 81 80 80 81 83 80 1989 77 72 79 74 69 71 75 79 78 82 76 84 76 1990 80 74 74 76 72 72 75 81 80 79 79 80 77 1991 80 81 86 77 74 71 73 76 77 77 84 80 78 1992 81 79 78 81 79 79 82 81 78 79 83 84 80 1993 78 84 74 75 74 80 82 78 84 78 84 85 80 1994 82 81 82 75 79 84 75 78 75 80 84 80 80 1995 80 81 79 77 66 69 76 77 75 82 77 81 77 1996 87 85 88 85 77 83 77 77 80 84 85 83 83 1997 84 81 80 74 70 78 84 78 84 82 86 85 81 1998 86 83 81 77 73 72 76 77 83 81 84 88 80 1999 81 78 82 81 76 70 78 77 80 82 83 83 79 2000 80 81 80 74 76 73 71 73 83 84 84 87 79 MEAN 82 81 81 77 74 74 75 77 79 80 82 82 79 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 93 95 93 92 89 83 89 93 94 95 96 94 92 1962 94 92 93 92 91 90 87 91 94 95 95 91 92 1963 91 91 93 93 89 89 86 90 91 95 95 91 91 1964 90 93 93 91 84 84 87 90 94 94 92 95 91 1965 94 93 95 92 89 87 87 91 91 93 92 91 91 1966 92 93 93 90 89 88 85 91 93 95 94 93 91 1967 91 92 90 88 81 83 84 86 90 93 94 92 89 1968 88 90 91 91 83 88 90 91 90 93 95 94 90 1969 95 94 95 90 85 83 88 90 93 96 95 94 92 1970 93 89 89 89 83 86 82 89 93 93 93 93 89 1971 93 91 89 89 88 81 78 84 86 91 93 94 88 1972 93 93 91 83 87 83 84 86 89 91 93 95 89 1973 93 90 90 88 85 87 85 87 93 93 92 93 90 1974 93 92 91 89 87 83 89 88 94 87 93 93 90 1975 91 *** 87 84 83 81 80 88 86 94 91 93 *** 1976 88 95 92 85 86 86 86 85 91 91 91 91 89 1977 94 91 91 89 87 86 84 89 92 93 92 91 90 1978 91 93 91 89 91 88 85 87 88 90 91 90 90 1979 90 90 87 91 84 87 86 85 89 92 92 92 89 1980 93 92 91 88 88 82 82 88 92 89 91 93 89 1981 89 89 89 90 87 84 90 90 90 93 91 92 90 1982 92 91 90 86 91 88 87 90 90 91 90 90 90 1983 92 92 91 87 88 92 88 92 94 93 94 94 91 1984 93 92 97 94 87 94 92 95 93 95 97 96 94 1985 97 95 95 92 91 92 93 89 92 94 96 96 94 1986 95 96 95 95 92 90 91 91 88 95 96 93 93 1987 92 93 94 91 88 89 91 94 93 93 93 93 92 1988 93 91 94 91 91 87 92 94 93 93 91 92 92 1989 89 88 91 91 86 89 90 93 90 94 92 93 91 1990 91 87 88 92 91 87 91 93 94 93 93 91 91 1991 90 92 95 93 90 90 90 90 90 92 94 90 91 1992 91 90 92 93 93 92 93 94 94 93 94 92 93 1993 89 94 90 90 89 93 95 93 94 92 93 94 92 1994 93 92 92 90 93 95 90 93 90 92 93 89 92 1995 90 93 93 89 84 84 90 93 90 94 91 93 90 1996 96 96 96 95 91 95 91 91 94 95 96 94 94 1997 95 92 95 88 87 92 93 92 95 94 97 96 93 1998 97 96 96 91 89 86 92 91 96 94 95 96 93 1999 95 93 95 95 92 87 92 91 93 94 95 95 93 2000 92 93 93 91 90 88 86 90 95 96 95 96 92 MEAN 92 92 92 90 88 87 88 90 92 93 93 93 91 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 73 71 69 62 57 53 64 67 76 65 65 60 65 1962 71 70 68 69 62 62 60 59 60 67 63 66 65 1963 66 72 67 72 62 63 66 62 65 72 67 63 66 1964 64 71 75 68 56 57 60 64 70 63 60 69 65 1965 72 63 69 67 62 59 60 64 63 73 65 66 65 1966 66 71 69 63 67 60 57 63 69 66 58 65 65 1967 59 62 66 58 51 54 58 53 62 62 67 62 60 1968 60 66 65 70 53 65 59 65 58 57 70 73 63 1969 73 72 80 66 58 51 60 62 63 72 68 71 66 1970 72 59 70 65 55 56 50 64 67 63 68 68 63 1971 64 64 60 60 61 53 47 56 52 57 64 66 59 1972 70 69 68 51 59 55 59 56 63 57 63 73 62 1973 65 59 62 56 58 66 59 66 67 65 62 64 62 1974 67 69 71 66 60 61 69 64 68 40 65 62 64 1975 56 *** 60 53 55 55 52 62 59 64 61 63 *** 1976 54 72 67 59 64 64 63 60 70 65 61 70 64 1977 74 64 68 62 67 63 64 64 69 65 60 67 66 1978 64 67 61 64 70 64 60 67 62 63 63 62 64 1979 66 65 58 64 63 65 61 58 59 69 63 66 63 1980 67 67 71 60 60 53 51 65 71 64 65 72 64 1981 66 69 69 68 60 59 66 63 61 58 58 57 63 1982 66 59 66 56 70 62 63 65 58 64 68 58 63 1983 68 60 60 56 63 67 62 66 70 60 64 63 63 1984 64 68 80 67 61 69 67 75 68 68 78 76 70 1985 79 74 74 64 60 67 73 60 69 70 77 79 71 1986 76 79 71 69 66 62 66 64 59 68 76 67 69 1987 64 74 80 69 59 61 61 65 63 69 69 66 67 1988 72 67 73 67 64 59 67 69 66 64 68 70 67 1989 63 56 67 62 56 58 63 65 64 66 57 73 63 1990 66 60 62 64 59 59 63 69 64 61 60 66 63 1991 67 70 78 65 62 58 59 62 63 61 70 66 65 1992 68 66 65 71 67 66 71 68 63 62 69 73 67 1993 64 73 59 62 62 70 71 65 71 59 73 74 67 1994 69 70 71 61 67 74 62 63 59 64 70 67 66 1995 69 67 66 65 51 54 61 61 58 67 59 66 62 1996 76 72 80 76 66 73 66 62 66 70 69 68 70 1997 70 67 68 60 56 65 73 65 71 65 69 69 67 1998 74 68 67 64 61 61 64 63 68 63 69 75 66 1999 63 61 70 69 63 57 65 64 65 66 68 68 65 2000 67 66 68 59 65 60 57 57 70 70 68 75 65 MEAN 67 67 68 64 61 61 62 63 65 64 66 68 65 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 5 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1961 8 2 4 4 2 2 4 3 6 3 2 2 42 1962 7 3 3 2 2 5 1 3 3 5 3 3 40 1963 3 3 8 2 4 5 3 4 3 7 5 4 51 1964 5 3 5 7 0 1 5 4 6 5 4 3 48 1965 4 1 3 4 1 1 1 3 5 6 3 5 37 1966 2 2 8 3 6 4 2 1 8 6 0 6 48 1967 4 8 5 1 1 4 3 0 5 6 5 4 46 1968 6 5 6 6 4 4 1 1 1 4 6 4 48 1969 6 6 5 2 2 3 1 1 5 4 8 4 47 1970 5 1 7 1 1 1 1 4 5 2 2 4 34 1971 6 4 6 4 1 1 0 0 1 4 3 9 39 1972 6 5 6 3 3 2 0 3 1 3 7 12 51 1973 4 5 6 1 2 3 0 3 7 3 5 9 48 1974 8 5 5 6 3 2 6 3 7 1 5 5 56 1975 3 *** 5 3 2 2 0 3 1 5 4 6 *** 1976 2 9 6 4 2 3 2 0 6 2 1 5 42 1977 7 2 2 2 4 1 2 5 1 6 2 6 40 1978 2 7 4 5 4 2 0 1 2 5 5 3 40 1979 5 7 2 2 3 2 1 1 2 4 2 6 37 1980 7 5 4 2 2 1 0 6 5 5 5 5 47 1981 4 6 6 3 3 3 7 1 4 5 3 4 49 1982 9 6 7 0 4 4 0 2 2 5 12 2 53 1983 7 1 3 1 2 1 1 4 4 4 4 4 36 1984 2 4 4 0 2 5 1 7 1 4 6 6 42 1985 5 8 3 2 0 0 1 3 2 4 3 5 36 1986 5 6 4 2 0 1 1 2 3 6 7 6 43 1987 1 6 4 2 0 0 2 8 5 9 3 9 49 1988 6 3 5 2 2 1 6 6 4 4 3 3 45 1989 5 3 5 1 2 0 1 5 5 6 2 7 42 1990 5 2 6 3 2 1 2 3 2 6 1 4 37 1991 3 5 3 1 3 1 2 0 3 1 2 6 30 1992 6 5 5 7 5 1 1 6 4 4 6 5 55 1993 4 6 5 1 2 6 4 1 5 1 6 1 42 1994 4 4 3 1 4 8 0 0 6 5 6 6 47 1995 2 2 2 5 0 1 2 1 4 3 3 6 31 1996 3 7 4 2 1 5 1 1 5 7 5 2 43 1997 6 2 7 1 1 2 7 3 5 3 6 6 49 1998 7 4 1 3 2 2 3 3 8 3 2 3 41 1999 5 1 4 4 5 0 4 1 4 4 6 2 40 2000 4 4 2 0 3 2 0 2 5 5 5 7 39 MEAN 5 4 5 3 2 2 2 3 4 4 4 5 43 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. HIGHEST AND LOWEST LIMITS FOR 40 YEARS DURING 1961-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 16.8 18.0 18.0 25.0 26.4 34.8 29.4 29.0 26.6 23.8 20.2 16.6 1 YEAR - DAY 1967-15 1967-24 1977- 3 1977-15 1975-31 1962- 7 1963-11 1979-29 1979-13 1978- 1 1989-30 1977- 5 LOW. DRY 03 -9.4 -6.4 -1.8 0.6 7.8 11.8 16.4 15.2 9.5 4.3 -0.6 -5.0 2 YEAR - DAY 1964-20 1976-17 1972-21 1967- 2 1992- 6 1978- 3 1968-13 1985-30 1973-28 1987-29 1969-19 1963-29 HIG. WET 03 14.6 12.4 15.0 18.8 23.0 26.0 25.8 26.6 25.0 22.2 18.4 14.8 3 YEAR - DAY 1967-14 1971-26 1981-21 1961-30 1966-14 1962- 7 1962-19 1999-27 1979-11 1978- 1 1990-10 1990- 7 LOW. WET 03 -9.6 -6.8 -2.8 0.4 7.0 11.0 12.4 14.2 8.6 4.0 -0.8 -5.0 4 YEAR - DAY 1964-20 1976-17 1976- 3 1967- 2 1979- 1 1978- 3 1970-25 1972-11 1973-28 1987-29 1969-19 1963-29 HIG. DRY 09 26.4 32.8 32.0 35.6 38.8 41.6 41.0 37.0 36.8 33.4 31.0 28.0 5 YEAR - DAY 1968-15 1996- 9 1977- 2 1994-24 1961-16 1980- 4 1969-14 1961-19 1979- 9 1997-13 1981-13 1965-15 LOW. DRY 09 -2.6 -1.6 1.2 0.8 10.0 15.2 20.0 19.4 14.2 8.6 4.6 0.2 6 YEAR - DAY 1969- 6 1969-10 1982-25 1981- 1 1992- 1 1967- 5 1968-12 1992-29 1973-26 1977-22 1992-26 1963-25 HIG. WET 09 18.4 20.0 21.8 26.0 26.0 35.0 31.0 31.0 28.8 25.0 24.0 20.0 7 YEAR - DAY 1966- 7 1996- 9 1977- 3 1965-28 1976-21 1977- 6 1961-26 1999-15 1976- 8 1961-15 1981-13 1977- 5 LOW. WET 09 -2.8 -2.0 0.9 0.6 8.1 13.6 19.0 18.6 12.2 7.8 4.0 -0.6 8 YEAR - DAY 1964-20 1969-10 1976-31 1981- 1 1992- 7 1967- 5 1973- 2 1984-31 1973-26 1977-22 1975-15 1963-25 HIG. DRY 15 21.8 20.2 29.0 30.8 34.0 35.6 36.8 34.0 31.6 27.8 23.0 22.0 9 YEAR - DAY 1968-13 1973-10 1977- 2 1994-24 1980-22 1995-29 1965-18 1965-13 1979- 9 1978-23 1981- 2 1962-19 LOW. DRY 15 -5.0 -1.2 0.6 2.0 9.2 12.4 19.0 18.6 12.0 6.6 4.0 -0.4 10 YEAR - DAY 1969- 6 1976-17 1972-19 1981- 1 1992- 4 1967- 5 1968-12 1977-29 1973-26 1976-31 1973- 8 1963-25 HIG. WET 15 14.4 20.2 23.0 24.0 26.0 29.0 31.0 30.0 26.4 24.0 19.8 18.0 11 YEAR - DAY 1966-25 1973-10 1977- 2 1986-15 1973-28 1980- 4 1961-26 1965-13 1975- 6 1978- 1 1974- 3 1977- 5 LOW. WET 15 -5.6 -1.6 0.4 1.6 8.8 12.0 13.0 18.0 11.4 4.2 3.0 -1.0 12 YEAR - DAY 1969- 6 1976-17 1972-19 1981- 1 1992- 4 1967- 5 1974-29 1961- 8 1969-12 1977-25 1975-15 1963-25 HIG. MIN. 11.0 12.0 14.5 21.4 22.0 25.0 27.0 27.6 25.8 21.2 17.5 12.8 13 YEAR - DAY 1968-14 1963-23 1970-31 1994-24 1975-30 1975-24 1976-28 1999-27 2000- 9 1989- 6 1974- 5 1989- 1 LOW. MIN. -9.5 -6.5 -2.5 -0.5 5.0 8.5 13.0 14.0 7.5 3.5 -1.5 -5.0 14 YEAR - DAY 1964-20 1968-12 1972-21 1981- 3 1979- 1 1967- 6 1968-13 1972-25 1973-27 1969-31 1969-19 1963-29 HIG. MAX. 27.5 34.6 32.5 37.0 39.5 43.0 43.0 39.5 38.0 36.8 32.0 29.0 15 YEAR - DAY 1968-15 1996- 9 1977- 2 1980-20 1961-16 1980- 4 1969-14 1962-21 1981-17 1989-19 1981-13 1965-15 LOW. MAX. -2.0 0.0 4.0 5.8 10.6 16.5 20.0 21.0 18.0 11.0 6.0 0.5 16 YEAR - DAY 1969- 6 1969-10 1969-23 1971- 2 1992- 1 1967- 5 1968-12 1983-26 1980-22 1977-22 1969-17 1963-25 HIG. PPTN 68.0 49.0 58.0 41.0 51.8 59.0 71.0 190.0 113.5 116.0 115.0 88.0 17 YEAR - DAY 1978-10 1991- 5 1989-16 1961-16 1972- 7 1972-27 1999-12 1966- 6 1981-24 1987- 9 1996-11 1979-15 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 40 YEARS DURING 1961-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 20.4 23.4 25.0 22.4 19.4 17.6 18.2 15.8 19.8 20.2 22.4 22.6 18 YEAR - DAY 2000-19 1996- 9 1977- 2 1980-20 1961-16 1980- 4 1969-14 1961-19 1990-14 1961-15 1981-13 1963- 8 DRY 15 - DRY 09 15.6 15.8 16.4 15.6 14.6 15.8 10.0 8.8 9.0 12.6 13.6 15.0 19 YEAR - DAY 1987-31 1996- 9 1977- 3 1987-19 1997- 4 1962-13 1969-14 1963- 2 1978-10 1974-27 1964- 7 1965-15 DRY 15 - DRY 03 15.8 14.2 22.0 15.0 14.0 15.0 13.0 12.6 13.2 12.0 13.4 12.6 20 YEAR - DAY 2000-19 1968-12 1977- 2 1993-16 1980-22 1962- 7 1965-18 1965-13 1985- 1 1994-14 1969-29 1962-19 WET 09 - WET 03 14.2 15.8 17.6 14.0 10.6 13.8 10.6 11.0 11.4 13.0 16.8 14.0 21 YEAR - DAY 1981-16 1965-26 1965- 1 1980-20 1981-14 1977- 6 1970-25 1975- 4 1968-23 1996-22 1988-27 1999-30 WET 15 - WET 09 10.0 11.0 12.6 8.2 8.6 8.6 11.0 5.2 5.8 11.8 10.2 8.6 22 YEAR - DAY 1975-10 1982- 4 1977- 3 1987-19 1981-22 1977- 6 1974-29 1991-28 1973-20 1977- 9 1964-27 1968-11 WET 15 - WET 03 11.8 14.4 16.4 11.2 10.0 10.0 9.6 9.4 11.0 10.8 13.0 10.0 23 YEAR - DAY 1986- 9 1973-10 1977- 2 1981-20 1961-31 1980- 4 1970-25 1965-13 1985- 1 1985-17 1969-29 1999- 4 DAY BY DAY DRY 03 10.4 14.4 11.0 13.8 6.8 9.6 7.6 8.0 8.2 11.0 11.0 11.2 24 YEAR - DAY 1973-25 1967-25 1977- 3 1977-16 1980-16 1962- 7 1963-11 1979-29 1962-12 1999-29 1975-18 1963-25 DAY BY DAY WET 03 10.8 9.8 8.4 7.8 7.0 6.2 9.0 9.0 7.8 9.5 10.6 10.6 25 YEAR - DAY 1973-25 1971- 9 1963-24 1981- 4 1973-23 2000-15 1970-26 1975- 4 1990-15 1999-29 1975-18 1962- 1 DAY BY DAY DRY 09 16.8 20.6 17.6 20.2 17.4 15.6 12.0 10.0 12.8 15.4 15.6 13.6 26 YEAR - DAY 1968-16 1996-10 1965- 2 1971- 2 1962-18 1969-25 1969-15 1983-17 1973-26 1971- 9 1963-15 1965-16 DAY BY DAY WET 09 9.6 11.2 13.6 12.2 9.6 10.5 6.4 6.6 8.6 10.8 11.8 9.8 27 YEAR - DAY 1975-11 1996- 2 1965- 2 1971- 2 1980-15 1977- 6 1999-12 1991-28 1973-26 1976-18 1984-30 1963-25 DAY BY DAY DRY 15 13.2 11.4 19.4 12.6 12.5 14.4 8.4 7.0 10.6 10.6 9.6 13.6 28 YEAR - DAY 1968-13 1985-16 1977- 3 1986-16 2000- 4 1995-22 1965- 7 2000- 4 1973-26 1976-18 1992-26 1986-27 DAY BY DAY WET 15 7.7 11.0 13.8 10.8 9.8 8.4 11.0 5.0 8.6 12.0 8.6 8.0 29 YEAR - DAY 1986-20 1973-10 1977- 3 1986-16 1980-28 1970-10 1974-30 1992- 1 1973-26 1976-18 1992-26 1964-25 DAY BY DAY MIN. 9.2 9.5 8.5 10.2 8.0 7.5 5.5 6.5 8.4 8.5 8.0 8.6 30 YEAR - DAY 1986-10 1979-18 1965-13 1991- 8 1967-25 1967- 6 1962-11 1965-15 1986-16 1962-12 1973- 2 1989-26 DAY BY DAY MAX. 16.0 17.6 19.0 20.2 17.0 12.5 12.0 9.5 9.5 15.5 14.0 13.0 31 YEAR - DAY 1968-16 1996-10 1965- 2 1971- 2 1962-18 1971-20 1969-15 1961-26 1978-29 1971- 9 1976-27 1965-16 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 7.9 8.1 10.1 15.8 23.1 25.6 26.9 25.9 23.0 18.1 13.4 11.8 17.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.1 2.8 4.5 9.4 16.1 18.6 22.3 20.5 18.7 12.6 7.1 5.5 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.7 13.3 15.7 22.3 30.1 32.5 31.5 31.4 27.3 23.5 19.6 18.0 23.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.6 10.5 11.2 12.9 14.0 13.9 9.2 10.9 8.6 10.9 12.5 12.5 11.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.87 4.86 5.38 7.84 11.79 13.72 16.47 15.57 13.83 9.56 6.85 5.73 9.71 MEAN OF MIXING RATIO AT 09 GMT. 6.09 6.16 6.92 9.26 13.34 14.93 17.14 17.23 15.56 10.90 8.75 7.19 11.12 MEAN OF MIXING RATIO AT 15 GMT. 5.80 5.95 6.85 9.07 13.78 15.03 17.09 17.07 15.17 11.24 8.73 7.37 11.10 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -3.6 -1.0 3.0 11.0 12.5 19.5 15.5 14.5 5.0 0.0 0.5 -3.6 DAY 31 1 7 18 2 8 15 9 20 29 26 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 23.0 30.0 32.0 39.5 37.5 37.5 38.5 31.0 35.0 26.0 23.6 39.5 DAY 18 8 24 22 16 25 23 19 12 15 16 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 8.0 17.0 41.0 19.5 10.5 17.5 26.0 43.5 40.0 17.0 21.0 43.5 DAY 8 27 27 16 31 7 16 8 2 24 23 20 MONTHLY TOTAL PRECIPITATION IN MM. 65.2 26.0 63.0 81.0 30.5 19.5 48.0 48.0 112.5 57.5 35.0 29.5 615.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.0 21.3 33.9 19.8 NO. OF DAYS WITH PRECIPITATION. 12 7 7 5 3 2 8 7 17 6 3 4 81 NO. OF DAYS PRECIPITATION EQUAL 12 7 7 5 3 2 8 7 17 5 3 3 79 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 3 3 2 1 2 1 2 1 2 1 19 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 94 92 91 88 82 88 92 93 95 95 92 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 73 71 70 62 57 53 65 67 76 65 65 61 65 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 88 85 84 81 74 68 78 81 89 87 87 89 83 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 25 12 1 0 0 0 43 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 2 17 26 20 22 4 1 0 0 93 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. 9 8 5 0 0 0 0 0 0 0 1 0 23 DATE OF START AND END FREEZING START = 26 NOV. END = 14 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.3 9.9 13.3 14.4 20.4 24.2 27.4 26.6 22.6 18.2 12.5 9.8 17.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.4 4.8 8.0 9.9 14.7 20.0 21.6 20.7 16.9 12.9 7.3 4.5 12.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.3 14.9 18.7 18.8 26.1 28.4 33.1 32.6 28.3 23.5 17.6 15.2 22.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.9 10.1 10.7 8.9 11.4 8.4 11.5 11.9 11.4 10.6 10.3 10.7 10.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.60 5.47 6.78 7.89 11.25 14.26 16.76 15.88 12.80 9.98 6.97 5.23 9.82 MEAN OF MIXING RATIO AT 09 GMT. 5.77 6.65 8.26 8.76 11.64 13.91 17.88 16.35 13.69 11.59 7.65 6.57 10.73 MEAN OF MIXING RATIO AT 15 GMT. 5.80 6.77 8.14 8.93 11.70 13.29 18.42 17.20 15.07 11.39 7.82 6.06 10.88 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.5 0.5 2.5 5.0 10.0 14.5 17.5 16.0 11.0 5.5 0.5 -1.5 -1.5 DAY 25 23 3 14 2 10 10 30 28 12 16 11 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.5 22.5 31.5 26.0 37.0 38.5 37.5 39.5 34.0 29.0 22.5 24.5 39.5 DAY 4 16 24 8 17 7 21 21 11 1 7 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 36.0 27.5 30.0 23.0 7.0 56.0 5.0 19.5 51.5 64.0 30.0 16.0 64.0 DAY 23 22 29 19 12 10 12 25 17 11 10 10 MONTHLY TOTAL PRECIPITATION IN MM. 100.5 57.5 63.0 67.5 25.5 113.5 5.5 41.5 83.5 191.5 72.5 41.5 863.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.6 23.9 15.1 35.4 NO. OF DAYS WITH PRECIPITATION. 10 6 5 9 7 5 2 4 8 7 4 4 71 NO. OF DAYS PRECIPITATION EQUAL 10 6 4 9 6 5 1 4 7 7 4 4 67 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 2 2 0 4 0 2 2 4 3 3 27 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 92 92 92 90 76 87 91 93 94 94 89 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 70 68 70 62 63 61 59 60 68 63 68 65 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 86 84 83 75 88 71 75 82 83 86 82 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 21 16 4 0 0 0 52 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 0 6 13 29 25 10 0 0 0 84 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. 7 0 0 0 0 0 0 0 0 0 0 4 11 DATE OF START AND END FREEZING START = 1 DEC. END = 25 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 10.4 10.2 10.6 15.5 19.7 23.5 26.4 26.3 24.0 19.6 12.0 7.6 17.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.2 5.8 5.2 11.3 14.7 18.5 21.8 21.6 19.2 15.0 6.5 1.8 12.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.6 14.6 16.0 19.7 24.7 28.4 30.9 31.0 28.7 24.3 17.5 13.3 22.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.4 8.9 10.8 8.4 10.0 9.9 9.1 9.4 9.5 9.3 11.0 11.5 9.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.35 5.87 5.75 8.66 10.80 14.05 16.29 15.75 14.20 11.32 6.23 4.24 9.87 MEAN OF MIXING RATIO AT 09 GMT. 6.76 6.83 6.83 9.51 11.26 14.21 17.34 16.29 15.08 13.03 7.77 5.62 10.88 MEAN OF MIXING RATIO AT 15 GMT. 6.45 6.96 7.05 9.43 11.46 14.13 17.37 16.45 15.17 12.95 7.61 5.62 10.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.5 -0.5 -0.5 6.5 11.0 15.0 15.0 19.0 13.5 10.0 -0.5 -5.0 -5.0 DAY 6 10 21 2 4 13 1 4 10 19 30 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 26.0 25.5 29.0 28.5 32.5 35.0 36.0 35.0 31.2 30.5 24.0 24.5 36.0 DAY 15 22 25 29 28 19 21 24 14 16 15 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.5 11.0 20.0 12.0 35.0 28.5 10.0 33.5 12.5 70.5 47.0 48.5 70.5 DAY 4 8 28 21 17 16 26 25 8 18 25 11 MONTHLY TOTAL PRECIPITATION IN MM. 28.5 44.0 119.5 31.0 88.5 90.0 33.5 93.5 35.5 237.7 95.2 88.5 985.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 19.5 21.3 16.5 42.8 NO. OF DAYS WITH PRECIPITATION. 6 8 13 10 10 8 7 8 5 14 12 9 110 NO. OF DAYS PRECIPITATION EQUAL 6 8 13 9 10 8 7 8 5 14 10 9 107 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 6 1 3 3 1 2 2 7 2 2 32 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 89 92 93 88 88 85 88 91 95 94 90 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 72 67 73 62 63 66 63 65 72 68 63 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 86 86 82 77 74 78 77 80 89 87 85 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 3 3 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 24 22 9 0 0 0 60 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 3 15 22 20 13 1 0 0 74 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 5 1 1 0 0 0 0 0 0 0 1 11 19 DATE OF START AND END FREEZING START = 30 NOV. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 3.1 7.7 10.1 12.8 20.5 26.2 26.0 25.2 22.6 17.1 13.9 7.5 16.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 3.4 6.4 8.0 14.3 20.8 21.4 20.9 18.9 11.5 7.4 2.2 11.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.8 11.9 13.8 17.5 26.7 31.5 30.6 29.5 26.3 22.8 20.4 12.6 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.3 8.5 7.4 9.5 12.4 10.7 9.2 8.6 7.4 11.3 13.0 10.4 10.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.09 4.89 6.19 6.76 10.64 14.76 15.50 15.30 13.73 9.02 6.59 4.71 9.27 MEAN OF MIXING RATIO AT 09 GMT. 4.04 5.68 6.84 7.79 11.48 15.29 15.22 15.40 14.49 10.04 8.43 6.05 10.06 MEAN OF MIXING RATIO AT 15 GMT. 4.13 5.71 6.91 7.80 10.87 15.46 15.97 15.91 15.01 10.42 8.00 5.62 10.15 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.5 -2.0 2.0 3.5 7.5 17.0 18.0 17.0 15.0 8.0 -0.5 -4.0 -9.5 DAY 20 1 6 16 3 24 1 29 25 17 30 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.5 18.0 29.0 31.0 35.5 35.5 35.6 35.0 29.0 27.0 28.8 18.6 35.6 DAY 16 4 26 29 11 4 18 13 4 2 21 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 40.0 18.0 10.0 16.0 4.5 9.2 10.0 8.2 33.0 31.5 17.5 48.5 48.5 DAY 1 27 8 10 1 28 6 20 16 4 10 19 MONTHLY TOTAL PRECIPITATION IN MM. 120.0 42.5 47.3 78.3 4.5 15.4 46.1 37.9 110.7 98.3 42.2 88.7 731.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.7 13.4 26.6 31.3 NO. OF DAYS WITH PRECIPITATION. 8 5 12 13 1 6 11 11 13 6 5 6 97 NO. OF DAYS PRECIPITATION EQUAL 8 5 8 13 1 5 9 8 12 6 5 6 86 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 1 2 0 0 1 0 5 4 2 2 22 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 92 93 89 84 82 87 89 93 94 90 95 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 71 75 69 57 57 60 64 71 63 61 70 65 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 85 85 80 67 73 72 80 87 83 86 88 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 6 0 0 0 0 0 0 0 0 0 0 1 7 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 18 19 20 6 0 0 0 63 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 2 5 23 18 15 0 0 0 0 63 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 3 0 0 0 0 0 0 0 0 1 8 38 DATE OF START AND END FREEZING START = 30 NOV. END = 28 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 5.9 8.5 9.4 13.7 20.3 24.4 26.5 26.5 23.0 18.5 13.8 9.9 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.0 2.6 4.8 8.5 15.4 19.0 21.4 21.9 18.3 14.6 7.5 4.3 11.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.7 14.4 13.9 18.8 25.2 29.8 31.5 31.0 27.6 22.5 20.0 15.5 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.7 11.8 9.1 10.3 9.8 10.8 10.1 9.1 9.3 7.9 12.5 11.2 10.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.41 4.60 5.63 7.31 10.49 14.22 15.75 16.57 13.23 10.65 6.86 5.37 9.59 MEAN OF MIXING RATIO AT 09 GMT. 5.18 6.06 6.62 8.43 11.33 14.47 16.32 16.90 13.80 12.05 8.78 6.74 10.56 MEAN OF MIXING RATIO AT 15 GMT. 5.18 5.97 6.42 8.28 11.21 14.40 16.28 17.75 14.30 11.70 8.45 6.53 10.54 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.0 -1.5 -1.5 2.0 9.2 16.0 18.0 18.0 13.4 11.5 2.5 -2.5 -3.0 DAY 6 3 17 6 5 27 7 10 24 2 11 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 21.5 27.5 35.0 32.0 37.0 37.0 36.5 32.5 30.0 29.0 29.0 37.0 DAY 8 9 1 28 16 8 16 13 15 8 17 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 18.3 33.0 13.5 28.0 5.0 9.6 23.7 29.0 26.5 13.5 43.0 43.0 DAY 11 16 13 8 5 26 31 8 19 16 18 29 MONTHLY TOTAL PRECIPITATION IN MM. 46.3 32.8 61.0 55.2 29.0 18.7 20.3 47.2 72.5 96.7 35.1 137.7 652.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 21.5 15.8 21.5 41.3 NO. OF DAYS WITH PRECIPITATION. 11 6 7 9 2 6 8 9 10 15 6 8 97 NO. OF DAYS PRECIPITATION EQUAL 11 5 7 9 2 6 6 7 9 11 6 7 86 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 2 1 0 0 2 2 4 1 5 21 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 92 94 91 88 86 86 91 90 92 90 89 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 73 64 70 68 63 59 61 65 64 74 65 67 66 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 83 83 81 73 72 72 78 81 86 86 86 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 20 21 4 0 0 0 48 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 6 19 19 23 7 1 0 0 76 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 9 7 6 0 0 0 0 0 0 0 0 2 24 DATE OF START AND END FREEZING START = 23 DEC. END = 18 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 11.0 10.1 12.0 16.4 19.3 24.7 26.9 27.7 23.1 17.8 14.3 11.2 17.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.0 5.6 7.0 11.5 14.7 19.5 21.4 22.9 19.0 13.4 8.6 5.6 12.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 17.1 14.6 17.0 21.3 23.8 29.8 32.4 32.6 27.2 22.3 20.1 16.7 22.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.1 9.0 10.0 9.8 9.1 10.3 11.0 9.7 8.2 8.9 11.5 11.1 10.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.68 5.71 6.41 8.57 11.23 14.09 15.68 17.80 14.15 9.83 7.23 5.71 10.17 MEAN OF MIXING RATIO AT 09 GMT. 7.32 6.86 7.59 9.50 11.55 14.68 16.60 18.63 14.70 10.79 8.37 7.21 11.15 MEAN OF MIXING RATIO AT 15 GMT. 7.32 6.87 7.64 9.68 11.48 15.11 17.87 19.39 15.44 11.33 8.72 7.02 11.49 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.5 0.5 1.0 6.5 8.5 16.0 16.5 19.5 16.5 7.0 2.0 0.5 -0.5 DAY 15 8 3 1 19 1 8 30 6 18 27 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.0 25.5 26.0 31.0 32.5 37.0 38.5 36.0 31.5 27.0 24.5 25.5 38.5 DAY 6 26 12 16 25 6 27 3 10 31 17 17 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.2 19.5 29.0 18.0 9.0 15.0 7.0 190.0 100.0 31.0 1.5 23.0 190.0 DAY 31 19 2 24 5 17 6 6 21 16 9 3 MONTHLY TOTAL PRECIPITATION IN MM. 35.5 40.0 136.0 56.0 47.9 44.1 18.5 192.6 249.2 109.0 1.5 77.4 1007.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 21.0 14.7 45.7 18.6 NO. OF DAYS WITH PRECIPITATION. 5 10 11 8 9 9 5 3 12 10 1 7 90 NO. OF DAYS PRECIPITATION EQUAL 5 10 11 6 7 9 3 3 10 9 1 6 80 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 5 3 0 1 0 1 6 5 0 3 27 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 91 92 89 88 86 85 91 93 94 94 92 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 73 69 64 67 60 57 63 69 67 58 65 65 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 85 86 77 79 74 73 78 87 88 86 87 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 25 29 4 0 0 0 65 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 3 17 27 29 6 0 0 0 83 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 2 0 0 0 0 0 0 0 0 0 0 0 2 DATE OF START AND END FREEZING START = 15 JAN. END = 16 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.6 6.5 9.6 14.1 20.8 22.6 25.2 27.0 23.4 18.3 14.6 9.2 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.3 1.8 5.2 9.0 14.7 17.2 20.7 21.5 18.8 13.0 9.8 3.1 11.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.8 11.2 14.1 19.2 26.8 28.1 29.8 32.5 27.9 23.6 19.3 15.4 21.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.5 9.4 8.9 10.2 12.1 10.9 9.1 11.0 9.1 10.6 9.5 12.3 10.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.72 4.29 5.41 7.18 10.23 11.79 14.29 15.55 13.37 9.73 7.82 4.76 9.10 MEAN OF MIXING RATIO AT 09 GMT. 5.78 4.81 6.00 7.42 10.19 11.60 14.20 15.09 13.29 10.60 9.23 6.38 9.55 MEAN OF MIXING RATIO AT 15 GMT. 5.97 5.21 6.31 8.11 11.00 12.51 14.73 16.01 13.84 11.31 8.98 6.28 10.02 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -4.0 -1.5 0.5 11.0 8.5 18.0 17.5 12.0 7.5 1.5 -2.5 -4.0 DAY 23 4 2 2 1 6 4 30 26 24 29 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.0 24.5 28.5 32.0 33.5 36.5 33.5 35.0 32.0 32.0 24.0 25.0 36.5 DAY 15 24 17 21 27 22 7 29 6 11 2 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.5 22.0 39.0 11.0 9.0 48.0 10.5 3.0 32.0 77.5 29.5 50.0 77.5 DAY 22 13 24 14 18 5 22 26 23 22 30 23 MONTHLY TOTAL PRECIPITATION IN MM. 67.6 77.2 90.5 18.2 13.0 82.5 27.2 7.1 72.0 205.5 61.8 101.0 823.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.6 13.8 12.9 44.7 NO. OF DAYS WITH PRECIPITATION. 5 11 9 5 2 7 7 5 8 8 6 6 79 NO. OF DAYS PRECIPITATION EQUAL 5 10 9 5 2 7 4 4 8 8 6 5 73 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 3 1 0 2 1 0 2 4 1 3 22 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 89 89 86 80 82 84 86 90 92 94 91 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 65 66 58 52 54 58 53 62 62 67 63 60 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 82 82 79 70 69 74 72 80 85 87 88 79 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 3 15 23 10 0 0 0 52 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 7 9 20 29 9 1 0 0 76 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 10 8 2 0 0 0 0 0 0 0 0 7 27 DATE OF START AND END FREEZING START = 1 DEC. END = 2 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.6 7.6 9.9 13.2 20.9 21.8 25.1 25.8 24.3 20.2 14.1 9.5 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.0 2.6 5.3 9.1 15.0 16.9 19.8 21.2 18.5 14.5 9.8 5.5 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.2 12.6 14.4 17.2 26.7 26.7 30.3 30.3 30.0 25.9 18.4 13.6 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.2 10.0 9.1 8.1 11.7 9.8 10.5 9.1 11.5 11.4 8.6 8.1 9.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.37 4.52 5.63 7.49 10.81 12.51 14.95 15.44 13.20 10.55 7.69 5.61 9.40 MEAN OF MIXING RATIO AT 09 GMT. 5.64 5.60 6.16 7.94 10.95 13.40 15.14 16.33 14.34 11.50 8.92 6.90 10.24 MEAN OF MIXING RATIO AT 15 GMT. 5.58 5.57 6.41 7.58 11.48 13.28 15.91 16.81 15.01 12.00 9.13 6.75 10.46 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.5 -6.5 0.5 4.5 8.5 11.5 13.0 17.5 12.5 6.0 5.0 1.0 -6.5 DAY 24 12 19 1 1 10 13 30 21 28 23 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 27.5 23.0 27.0 25.0 35.5 31.5 38.0 35.5 34.5 32.5 25.0 19.8 38.0 DAY 15 27 13 30 20 28 20 15 22 8 14 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 34.0 42.0 31.0 38.0 16.4 18.5 34.0 8.0 11.0 106.0 31.0 40.0 106.0 DAY 23 3 22 25 23 7 12 4 13 27 18 13 MONTHLY TOTAL PRECIPITATION IN MM. 119.4 124.0 100.0 117.7 51.3 57.5 42.0 22.7 17.4 140.0 116.0 87.8 995.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.5 22.7 8.2 34.5 NO. OF DAYS WITH PRECIPITATION. 10 6 9 12 5 6 4 9 5 8 9 9 92 NO. OF DAYS PRECIPITATION EQUAL 10 6 8 11 5 6 4 6 4 6 9 9 84 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 4 4 3 3 3 1 0 1 3 5 3 35 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 90 90 90 83 87 89 90 89 92 94 92 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 66 65 72 53 65 59 65 59 57 70 74 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 82 82 79 69 76 73 81 77 81 90 89 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 4 8 18 8 0 0 0 39 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 6 19 21 17 3 0 0 70 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 8 9 0 0 0 0 0 0 0 0 0 0 17 DATE OF START AND END FREEZING START = 18 JAN. END = 25 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 4.3 3.8 7.6 12.6 19.0 24.3 24.4 25.6 22.2 17.5 10.3 10.2 15.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.0 0.4 5.1 8.4 13.7 17.9 19.6 20.5 17.1 13.0 4.6 5.6 10.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.7 7.3 10.2 16.7 24.3 30.8 29.1 30.6 27.3 22.0 16.0 14.8 19.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.7 6.9 5.1 8.3 10.6 12.9 9.5 10.1 10.2 9.0 11.4 9.2 9.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.12 3.84 5.52 7.09 9.58 12.74 14.11 14.99 12.60 9.86 5.64 5.94 8.84 MEAN OF MIXING RATIO AT 09 GMT. 4.68 4.24 5.89 7.17 9.84 12.69 13.85 15.89 13.45 11.36 7.15 7.04 9.44 MEAN OF MIXING RATIO AT 15 GMT. 4.69 4.54 5.94 7.35 10.15 12.99 14.66 16.13 14.46 11.10 7.29 6.80 9.68 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -4.5 -0.5 2.0 8.5 11.5 16.5 17.0 11.0 3.5 -1.5 1.0 -7.0 DAY 7 12 24 15 9 2 9 30 14 31 19 16 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.8 13.0 19.0 27.0 37.5 36.8 43.0 35.0 33.5 27.5 26.0 23.0 43.0 DAY 14 6 30 17 14 24 14 21 4 6 7 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 24.8 31.8 27.0 7.5 19.2 5.0 7.0 51.0 31.5 57.0 37.2 57.0 DAY 25 2 21 14 28 25 2 8 11 8 17 7 MONTHLY TOTAL PRECIPITATION IN MM. 62.9 82.7 119.3 50.9 17.4 48.8 12.7 9.0 133.2 99.5 170.8 100.1 907.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.2 12.9 17.1 40.8 NO. OF DAYS WITH PRECIPITATION. 11 11 18 11 7 5 5 2 11 11 10 9 111 NO. OF DAYS PRECIPITATION EQUAL 10 10 15 7 5 4 3 2 9 8 9 9 91 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 4 5 2 0 2 0 0 3 3 7 3 31 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 92 94 90 84 81 87 90 93 95 94 92 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 75 72 80 67 58 53 60 62 63 72 68 71 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 90 87 88 79 71 62 73 75 82 89 90 91 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 5 1 0 0 0 0 0 0 0 0 0 0 6 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 9 14 3 0 0 0 31 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 1 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 21 11 15 11 0 0 0 61 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. 15 14 1 0 0 0 0 0 0 0 2 0 32 DATE OF START AND END FREEZING START = 19 NOV. END = 24 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.0 9.8 11.4 15.8 21.5 23.1 26.1 26.1 22.1 18.6 14.4 8.5 17.0 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.9 4.3 7.1 10.7 15.3 18.0 20.4 21.9 17.7 13.1 8.9 3.8 12.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.0 15.4 15.8 21.0 27.7 28.2 31.9 30.3 26.4 24.1 20.0 13.1 22.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.1 11.1 8.7 10.3 12.4 10.2 11.5 8.4 8.7 11.0 11.1 9.3 10.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.80 5.24 6.19 8.29 10.80 12.98 14.39 16.22 13.23 9.82 7.42 5.07 9.54 MEAN OF MIXING RATIO AT 09 GMT. 5.68 6.00 7.29 9.22 11.74 12.65 14.51 16.46 13.88 11.01 9.25 6.18 10.32 MEAN OF MIXING RATIO AT 15 GMT. 5.56 6.07 7.13 9.31 11.87 13.16 14.62 16.51 13.62 11.18 8.83 6.04 10.33 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -0.5 2.0 5.5 8.0 13.5 17.0 19.0 11.5 6.0 5.0 -1.5 -2.0 DAY 29 2 17 10 9 14 20 26 13 26 25 17 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 25.0 31.5 29.5 36.5 33.0 36.0 36.5 33.0 29.5 26.5 21.0 36.5 DAY 18 13 18 5 23 20 20 27 23 1 5 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 26.7 10.5 26.2 6.5 32.5 23.5 53.5 9.8 54.0 16.5 17.0 32.8 54.0 DAY 28 20 20 25 7 10 24 17 9 31 13 14 MONTHLY TOTAL PRECIPITATION IN MM. 78.9 16.4 83.5 18.3 36.7 29.0 64.6 32.8 103.3 37.4 30.9 77.1 608.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.4 13.8 33.0 23.9 NO. OF DAYS WITH PRECIPITATION. 9 5 13 8 3 3 6 6 10 6 7 10 86 NO. OF DAYS PRECIPITATION EQUAL 8 3 11 6 3 3 4 6 8 6 5 7 70 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 1 2 0 1 1 1 0 3 2 1 3 19 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 87 88 88 81 85 80 88 92 92 93 91 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 73 61 71 65 56 57 52 64 67 63 68 68 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 78 83 81 71 71 66 81 83 83 88 86 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 5 15 26 2 0 0 0 49 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 0 9 9 27 21 1 0 0 0 68 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. 6 1 0 0 0 0 0 0 0 0 0 6 13 DATE OF START AND END FREEZING START = 16 DEC. END = 2 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.2 7.9 11.4 14.6 21.0 23.2 27.3 26.4 25.1 18.2 13.8 9.2 17.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.6 3.0 5.7 9.8 15.9 17.6 21.1 21.1 18.4 12.2 8.1 4.0 11.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.9 12.8 17.1 19.4 26.2 28.8 33.4 31.7 31.8 24.3 19.6 14.4 22.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.3 9.8 11.4 9.6 10.3 11.1 12.3 10.6 13.4 12.1 11.5 10.4 11.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.62 4.99 5.81 7.57 11.53 11.99 14.73 14.87 13.61 9.29 7.09 5.55 9.30 MEAN OF MIXING RATIO AT 09 GMT. 5.33 5.49 6.68 7.75 12.29 12.31 14.37 15.32 14.81 10.18 8.61 6.44 9.96 MEAN OF MIXING RATIO AT 15 GMT. 5.53 5.48 7.04 8.10 11.98 13.05 15.42 14.89 14.57 10.74 8.64 6.61 10.17 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -2.5 2.0 4.0 12.0 12.0 18.0 19.0 15.5 7.5 5.0 -2.0 -2.5 DAY 16 15 12 2 1 20 27 2 18 25 21 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.5 23.0 26.5 30.0 32.0 33.5 37.5 35.5 34.5 33.5 25.5 23.0 37.5 DAY 2 10 11 16 6 10 22 15 9 8 15 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.8 19.8 20.0 26.0 5.2 27.0 3.0 3.0 20.0 19.0 38.0 23.0 38.0 DAY 8 14 21 2 29 19 16 23 30 26 12 20 MONTHLY TOTAL PRECIPITATION IN MM. 57.6 65.7 75.5 63.8 15.0 27.2 5.1 10.7 20.4 64.8 88.3 98.8 592.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.5 17.9 6.1 42.5 NO. OF DAYS WITH PRECIPITATION. 6 10 8 11 6 2 3 6 2 5 5 13 77 NO. OF DAYS PRECIPITATION EQUAL 6 8 8 10 4 1 2 5 1 5 4 12 66 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 3 2 2 0 1 0 0 1 4 3 4 23 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 91 88 89 88 81 78 83 85 89 92 92 87 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 65 61 61 63 53 47 56 52 57 64 66 59 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 82 79 78 72 68 65 71 71 82 86 89 78 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 17 18 3 0 0 0 39 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 5 13 30 23 27 3 0 0 103 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. 8 7 0 0 0 0 0 0 0 0 0 6 21 DATE OF START AND END FREEZING START = 18 DEC. END = 17 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 2.7 2.5 7.1 16.3 18.8 24.9 27.5 25.4 24.3 20.6 13.2 6.1 15.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.5 -2.1 2.7 9.5 13.4 19.4 22.2 18.8 18.7 14.3 7.0 2.0 10.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 7.1 11.4 23.1 24.3 30.4 32.9 32.0 29.9 27.2 19.5 10.3 21.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.5 9.2 8.7 13.6 10.9 11.0 10.7 13.2 11.2 12.9 12.5 8.3 10.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.56 3.41 4.73 8.06 10.31 14.51 17.09 14.32 14.37 11.31 6.90 4.90 9.46 MEAN OF MIXING RATIO AT 09 GMT. 4.19 4.13 5.32 8.57 10.53 14.44 17.63 15.72 15.61 12.55 8.42 5.29 10.20 MEAN OF MIXING RATIO AT 15 GMT. 4.20 4.32 5.48 9.09 11.03 15.32 17.34 15.29 16.04 12.56 8.52 5.50 10.39 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -6.5 -2.5 3.0 9.0 15.5 19.5 14.0 13.5 10.0 3.0 -4.5 -7.0 DAY 25 23 21 6 12 1 17 25 20 31 10 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 14.5 26.0 31.0 30.5 34.5 35.6 35.5 34.0 32.5 26.0 15.0 35.6 DAY 13 16 30 22 1 22 18 16 1 7 27 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.4 29.5 20.0 19.0 51.8 59.0 0.5 49.0 10.0 24.0 28.8 41.5 59.0 DAY 19 20 18 24 7 27 3 1 11 30 8 7 MONTHLY TOTAL PRECIPITATION IN MM. 64.5 90.7 95.3 38.2 98.7 69.0 1.4 74.6 23.7 55.8 123.2 228.7 963.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 26.0 21.4 10.3 42.3 NO. OF DAYS WITH PRECIPITATION. 10 9 15 3 10 4 3 3 5 5 7 14 88 NO. OF DAYS PRECIPITATION EQUAL 10 9 12 3 8 4 0 3 5 5 7 14 80 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 4 4 1 2 1 0 2 1 3 6 10 36 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 91 89 83 85 83 84 85 89 90 92 94 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 69 69 52 60 56 59 56 63 57 63 74 62 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 88 87 85 73 78 73 69 69 80 82 88 91 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 10 0 0 0 0 0 0 0 0 0 2 20 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 27 7 6 0 0 0 44 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 4 21 31 26 17 5 0 0 106 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 23 5 0 0 0 0 0 0 0 0 11 62 DATE OF START AND END FREEZING START = 18 DEC. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 3.6 9.7 10.0 14.9 20.3 22.4 25.6 26.7 21.7 19.2 12.3 7.6 16.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.8 4.0 5.3 9.3 14.7 18.0 20.9 22.4 17.0 13.7 6.6 2.2 11.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.1 15.4 14.8 20.6 25.9 26.8 30.3 31.0 26.4 24.7 18.0 13.0 21.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.9 11.4 9.5 11.4 11.2 8.8 9.4 8.6 9.4 11.0 11.4 10.8 10.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.59 5.08 5.55 7.72 11.08 13.48 15.48 16.87 13.10 10.63 6.45 4.69 9.48 MEAN OF MIXING RATIO AT 09 GMT. 4.36 6.06 5.95 8.02 11.43 13.63 15.37 17.30 13.74 11.71 7.49 5.58 10.05 MEAN OF MIXING RATIO AT 15 GMT. 4.74 6.39 6.28 8.13 11.44 13.92 15.51 17.51 13.22 12.30 7.64 5.76 10.24 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.5 -6.5 -1.5 6.0 8.5 13.5 16.5 19.5 7.5 6.0 0.5 -2.0 -9.5 DAY 25 7 10 12 6 11 5 30 27 31 22 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 26.6 27.5 29.5 36.5 33.0 36.0 36.0 29.5 28.0 27.5 22.5 36.5 DAY 13 19 2 18 28 18 27 9 5 23 1 17 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.0 23.5 30.5 11.5 17.0 16.6 2.6 25.5 19.5 19.5 36.0 37.0 37.0 DAY 18 6 29 19 21 5 31 29 21 27 6 30 MONTHLY TOTAL PRECIPITATION IN MM. 43.4 61.1 77.5 19.8 38.2 44.9 4.6 72.6 84.4 46.0 129.3 143.8 765.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.8 13.4 21.1 41.7 NO. OF DAYS WITH PRECIPITATION. 8 6 11 6 7 7 2 7 11 4 5 9 83 NO. OF DAYS PRECIPITATION EQUAL 8 6 11 5 6 7 2 7 11 4 5 9 81 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 1 1 1 2 0 3 3 2 4 7 27 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 90 89 87 85 87 85 87 92 92 91 91 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 60 62 57 58 66 60 66 68 65 63 64 63 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 78 82 74 71 79 72 80 85 84 85 87 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 1 0 0 0 0 0 0 0 0 0 0 10 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 16 25 4 0 0 0 48 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 7 20 22 0 0 0 0 54 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 2 1 0 0 0 0 0 0 0 0 10 35 DATE OF START AND END FREEZING START = 11 DEC. END = 10 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 5.0 5.6 9.5 13.3 21.6 24.2 24.7 25.6 22.1 18.5 14.8 8.1 16.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 0.9 1.7 6.3 8.6 15.5 18.6 20.7 20.9 17.9 10.9 9.7 2.7 11.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.0 9.4 12.7 18.1 27.7 29.8 28.6 30.3 26.3 26.0 20.0 13.5 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.1 7.7 6.4 9.5 12.2 11.2 7.9 9.4 8.4 15.1 10.3 10.8 9.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.18 4.48 6.02 7.19 11.36 13.83 15.52 15.46 13.27 8.06 7.74 4.68 9.32 MEAN OF MIXING RATIO AT 09 GMT. 4.51 4.91 6.16 7.61 12.76 14.91 16.31 16.45 14.05 7.79 9.02 5.68 10.01 MEAN OF MIXING RATIO AT 15 GMT. 4.83 5.06 6.12 7.73 13.06 14.59 15.72 16.40 14.52 9.82 9.13 6.00 10.25 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -3.0 1.0 3.0 8.0 13.0 17.0 17.5 12.5 6.5 4.0 -1.0 -3.0 DAY 26 4 7 13 2 9 8 31 25 14 28 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 17.5 27.5 31.0 33.5 34.0 36.0 33.5 31.0 32.0 30.0 17.0 36.0 DAY 21 9 17 20 17 30 2 12 16 26 3 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 17.0 23.8 15.0 15.4 11.2 9.0 34.4 16.5 30.0 12.0 27.4 34.4 34.4 DAY 23 20 4 25 6 8 7 25 5 3 27 23 MONTHLY TOTAL PRECIPITATION IN MM. 88.9 72.4 66.1 63.0 21.8 17.4 98.6 38.8 133.1 12.0 88.1 77.9 778.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.2 13.1 34.8 22.9 NO. OF DAYS WITH PRECIPITATION. 11 12 13 8 4 2 12 10 12 1 7 5 97 NO. OF DAYS PRECIPITATION EQUAL 10 11 12 8 3 2 12 8 10 1 6 5 88 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 2 2 3 1 0 4 1 4 1 4 2 28 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 92 91 88 85 83 89 88 93 86 92 93 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 69 71 67 61 61 71 64 68 40 65 62 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 84 83 78 77 70 79 80 86 74 88 88 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 12 18 3 0 0 0 38 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 11 17 12 20 1 4 1 0 67 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. 13 8 0 0 0 0 0 0 0 0 0 6 27 DATE OF START AND END FREEZING START = 25 DEC. END = 25 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.1 ***** 10.2 16.6 22.2 26.2 28.0 26.1 24.5 17.6 11.4 6.5 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 1.8 ***** 4.7 10.1 16.8 20.8 22.3 21.8 19.1 13.0 5.8 2.0 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.4 ***** 15.6 23.2 27.5 31.6 33.7 30.4 29.9 22.3 17.0 11.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.6 ***** 10.9 13.1 10.7 10.8 11.4 8.6 10.8 9.3 11.2 9.1 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.27 ***** 5.27 7.95 12.07 14.84 16.34 15.68 13.93 9.65 5.94 4.49 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.90 ***** 6.16 8.90 11.91 15.28 15.96 16.20 14.72 10.27 6.89 4.89 ***** MEAN OF MIXING RATIO AT 15 GMT. 5.30 ***** 6.18 9.07 12.77 15.85 16.22 16.70 15.65 11.08 7.00 5.43 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.0 ***** -1.0 4.5 10.0 17.5 19.5 17.0 15.0 7.0 -1.0 -2.0 ****** DAY 15 ** 5 1 9 10 21 18 24 31 15 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.0 ***** 30.5 31.5 35.5 35.5 37.0 34.5 36.0 27.0 26.8 21.0 ****** DAY 2 ** 23 12 29 28 29 4 1 2 22 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 26.5 ***** 23.5 12.0 14.5 12.2 2.0 29.0 16.6 13.4 84.5 19.4 ****** DAY 12 ** 2 24 7 17 13 17 27 10 29 31 MONTHLY TOTAL PRECIPITATION IN MM. 63.6 ***** 70.9 27.0 21.3 20.9 2.0 59.6 19.5 56.8 125.2 66.8 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.2 13.0 15.2 46.6 NO. OF DAYS WITH PRECIPITATION. 5 *** 8 3 3 3 1 7 4 10 6 8 *** NO. OF DAYS PRECIPITATION EQUAL 4 *** 8 3 3 2 1 6 2 9 5 8 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 *** 4 1 1 1 0 3 1 2 3 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 *** 86 82 83 80 79 86 86 93 90 92 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 *** 60 53 55 55 52 63 59 64 61 63 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 *** 77 70 71 69 65 79 77 87 83 88 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 *** 0 0 0 0 0 0 0 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 *** 0 0 4 15 28 20 7 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 *** 1 2 8 23 30 22 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. 8 *** 4 0 0 0 0 0 0 0 2 10 *** DATE OF START AND END FREEZING START = 15 NOV. END = 10 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.1 4.4 6.7 15.6 19.8 23.9 25.5 27.4 24.3 16.5 11.7 8.7 16.0 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.4 0.8 2.7 10.1 14.9 19.0 21.3 21.8 20.1 11.0 6.2 4.3 11.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.9 7.9 10.7 21.1 24.6 28.8 29.7 33.0 28.5 21.9 17.2 13.1 20.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.5 7.1 8.0 11.0 9.7 9.8 8.4 11.2 8.4 10.9 11.0 8.8 9.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.35 4.22 4.83 7.71 10.78 13.73 15.35 16.29 14.85 8.57 6.08 5.38 9.35 MEAN OF MIXING RATIO AT 09 GMT. 4.89 4.46 4.91 8.62 11.76 14.97 15.69 17.78 16.60 10.46 7.34 6.29 10.31 MEAN OF MIXING RATIO AT 15 GMT. 5.24 4.64 5.22 8.95 11.51 14.57 16.11 17.77 16.33 10.26 6.82 5.92 10.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.0 -6.5 -2.5 3.0 10.0 14.5 18.5 19.0 16.5 5.0 1.5 -0.5 -6.5 DAY 16 17 3 4 8 14 21 21 19 20 21 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.0 17.5 17.0 31.5 33.0 36.0 34.5 38.6 34.0 29.0 29.0 24.0 38.6 DAY 30 8 4 13 13 10 30 23 4 16 26 14 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.5 23.6 37.0 10.2 23.0 12.0 19.4 4.2 17.0 31.6 5.8 34.5 37.0 DAY 15 24 22 25 7 13 20 2 13 30 10 11 MONTHLY TOTAL PRECIPITATION IN MM. 30.9 137.8 132.5 35.7 43.4 32.4 44.9 4.2 89.4 49.5 17.9 101.5 720.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.8 15.5 19.2 23.5 NO. OF DAYS WITH PRECIPITATION. 4 13 12 6 6 6 9 1 11 5 6 8 87 NO. OF DAYS PRECIPITATION EQUAL 4 13 12 6 5 5 7 1 11 5 6 8 83 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 6 4 1 2 1 2 0 4 1 0 4 27 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 92 91 84 86 86 85 85 91 90 89 90 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 54 72 68 59 64 64 63 60 70 65 62 70 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 89 86 78 77 74 78 73 83 83 83 86 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 18 24 10 0 0 0 61 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 2 11 18 27 11 0 0 0 71 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. 5 13 7 0 0 0 0 0 0 0 0 2 27 DATE OF START AND END FREEZING START = 3 DEC. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 3.1 7.6 11.2 16.1 20.0 25.1 25.6 25.7 23.8 16.3 12.5 8.1 16.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -0.1 2.6 6.9 10.7 15.1 20.1 21.2 20.6 19.3 11.7 6.8 3.5 11.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.4 12.7 15.4 21.6 24.9 30.0 30.0 30.8 28.3 20.8 18.1 12.8 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.5 10.1 8.5 10.9 9.8 9.9 8.8 10.2 9.0 9.1 11.3 9.3 9.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.99 4.75 6.26 7.98 10.97 14.84 15.41 15.80 14.07 8.92 6.47 5.02 9.54 MEAN OF MIXING RATIO AT 09 GMT. 4.21 5.51 6.98 9.44 12.33 16.49 15.90 16.66 15.65 10.28 7.40 6.02 10.57 MEAN OF MIXING RATIO AT 15 GMT. 4.32 5.80 7.33 9.45 11.70 15.28 15.82 16.29 15.91 9.28 7.85 6.15 10.43 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -1.5 1.5 5.5 11.5 14.0 17.5 16.0 16.0 3.5 2.5 -1.5 -5.0 DAY 26 3 6 17 4 3 20 31 9 24 28 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 21.5 32.5 33.0 33.5 37.0 34.5 35.5 33.0 28.5 23.0 26.5 37.0 DAY 11 14 2 15 13 6 8 12 25 3 11 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 23.6 27.8 14.0 15.5 11.4 6.5 29.0 29.0 19.5 75.5 25.0 28.0 75.5 DAY 13 25 23 20 23 9 18 19 30 6 13 24 MONTHLY TOTAL PRECIPITATION IN MM. 97.0 37.8 25.0 25.9 49.2 17.0 48.1 91.9 25.3 146.0 62.5 77.3 703.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.7 13.1 23.5 40.7 NO. OF DAYS WITH PRECIPITATION. 14 3 4 3 9 8 9 8 5 10 6 12 91 NO. OF DAYS PRECIPITATION EQUAL 14 3 4 3 8 4 8 7 3 10 6 10 80 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 1 1 2 0 1 3 1 5 2 2 22 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 91 87 86 87 85 84 89 91 92 90 88 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 64 69 62 67 66 64 64 69 70 60 68 66 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 90 83 85 79 79 75 76 76 84 79 84 87 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 12 16 19 3 0 0 0 50 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 2 3 19 20 20 9 0 0 0 74 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 17 2 0 0 0 0 0 0 0 0 0 7 26 DATE OF START AND END FREEZING START = 14 DEC. END = 3 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.1 7.0 11.7 15.7 17.8 21.3 25.7 25.4 24.7 20.1 11.0 10.1 16.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.9 2.8 6.4 10.3 13.1 16.4 20.3 21.1 19.3 14.5 6.4 4.8 11.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.3 11.3 17.0 21.1 22.5 26.3 31.2 29.7 30.1 25.8 15.6 15.4 21.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.4 8.5 10.6 10.8 9.4 9.9 10.9 8.6 10.8 11.3 9.2 10.6 10.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.54 4.94 6.23 8.07 9.71 11.92 14.84 15.50 14.21 11.16 6.01 5.38 9.38 MEAN OF MIXING RATIO AT 09 GMT. 5.37 5.23 6.83 8.94 11.05 12.80 15.98 16.30 15.33 11.57 6.47 6.37 10.19 MEAN OF MIXING RATIO AT 15 GMT. 5.48 5.55 7.20 9.21 10.66 12.66 15.53 16.04 15.45 12.25 6.79 6.40 10.27 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.5 -0.5 1.0 3.5 6.0 9.0 15.5 16.5 16.0 11.0 2.5 -2.0 -3.5 DAY 16 2 1 16 3 3 9 28 27 7 27 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.0 22.5 32.5 29.5 27.0 35.0 35.0 34.0 36.5 33.0 24.0 24.5 36.5 DAY 2 17 24 6 17 16 11 13 9 23 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 68.0 24.5 12.8 8.8 27.4 51.2 2.4 6.2 12.5 18.0 19.5 29.5 68.0 DAY 10 12 15 14 2 22 3 20 26 2 2 23 MONTHLY TOTAL PRECIPITATION IN MM. 124.3 89.0 41.9 49.6 87.1 88.5 2.8 19.1 28.5 68.2 68.0 57.0 724.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.2 31.1 7.0 26.7 NO. OF DAYS WITH PRECIPITATION. 8 9 6 11 11 7 2 9 5 6 9 7 90 NO. OF DAYS PRECIPITATION EQUAL 6 9 6 11 10 7 1 7 4 5 7 5 78 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 5 2 0 3 2 0 0 2 4 3 2 25 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 93 90 87 91 87 85 87 87 89 89 87 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 67 61 64 70 65 60 67 63 63 63 62 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 85 80 77 81 76 68 78 78 81 86 84 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 14 20 10 0 0 0 46 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 0 0 6 23 18 19 4 0 0 71 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. 12 3 0 0 0 0 0 0 0 0 0 3 18 DATE OF START AND END FREEZING START = 18 DEC. END = 14 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.2 8.8 10.3 15.1 18.9 22.2 26.7 26.7 25.2 19.4 13.4 9.2 16.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.1 3.6 4.5 10.5 13.8 17.6 22.3 20.5 19.1 14.3 7.4 3.8 11.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.2 13.7 16.0 19.8 24.0 26.8 31.2 33.0 31.2 24.5 19.5 14.5 22.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 10.1 11.5 9.3 10.2 9.2 8.9 12.5 12.1 10.2 12.1 10.7 10.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.46 5.31 5.29 8.17 9.85 12.75 16.19 14.80 14.20 10.79 6.69 5.07 9.46 MEAN OF MIXING RATIO AT 09 GMT. 5.38 5.86 6.14 8.73 11.03 13.25 16.32 17.10 15.44 12.37 8.66 6.48 10.56 MEAN OF MIXING RATIO AT 15 GMT. 5.37 5.85 6.28 8.65 10.69 13.35 16.30 16.90 15.61 12.39 7.83 6.10 10.44 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -1.0 -1.5 4.5 5.0 14.5 19.5 18.0 14.5 11.0 4.0 -1.0 -2.0 DAY 28 19 7 30 1 11 6 25 22 9 28 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 26.0 23.5 24.0 30.0 30.0 33.5 34.5 36.5 37.5 30.0 31.0 19.5 37.5 DAY 4 8 16 5 14 23 1 16 9 4 2 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 26.0 29.6 36.0 20.0 28.0 10.6 5.6 34.0 47.0 45.0 16.0 88.0 88.0 DAY 8 18 27 27 8 17 28 1 14 17 4 15 MONTHLY TOTAL PRECIPITATION IN MM. 80.3 95.5 60.0 52.1 51.0 35.1 15.2 35.4 88.0 125.6 33.5 168.9 840.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.1 16.4 16.5 39.0 NO. OF DAYS WITH PRECIPITATION. 10 11 5 7 4 10 6 2 4 8 4 11 82 NO. OF DAYS PRECIPITATION EQUAL 10 11 5 7 4 8 6 2 4 7 4 11 79 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 4 2 2 2 1 0 1 2 3 1 3 24 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 89 86 88 83 86 86 84 89 92 91 91 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 66 58 65 63 65 61 58 59 69 63 66 63 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 83 77 80 74 77 73 70 75 83 82 85 79 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 27 12 9 0 0 0 48 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 1 5 25 26 17 1 1 0 78 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 9 4 4 0 0 0 0 0 0 0 0 3 20 DATE OF START AND END FREEZING START = 22 DEC. END = 8 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 5.9 5.8 9.3 16.7 20.0 24.5 27.6 26.1 22.3 17.1 15.3 10.8 16.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.1 2.3 5.6 10.8 14.3 18.4 21.5 21.6 18.1 11.9 10.6 6.4 11.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.6 9.2 13.2 22.6 25.9 30.5 33.8 30.5 26.5 22.4 19.9 15.3 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 6.9 7.6 11.8 11.6 12.1 12.3 8.9 8.4 10.5 9.3 8.9 9.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.21 4.56 5.76 8.12 10.35 12.86 15.62 15.62 13.34 9.04 8.00 6.13 9.47 MEAN OF MIXING RATIO AT 09 GMT. 5.02 4.71 6.19 9.20 11.44 13.30 15.89 16.63 14.58 10.36 8.83 7.31 10.29 MEAN OF MIXING RATIO AT 15 GMT. 5.03 5.05 6.04 9.14 11.01 13.95 16.27 16.44 14.28 10.43 8.94 6.87 10.29 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -3.5 0.5 4.0 9.0 12.5 19.0 17.5 12.5 6.0 7.5 1.0 -5.0 DAY 27 1 8 18 7 1 14 30 24 22 22 16 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.5 13.5 23.5 37.0 38.5 43.0 37.0 35.0 32.5 28.5 27.5 22.5 43.0 DAY 28 13 23 20 22 4 26 17 3 3 14 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 29.0 27.0 11.0 13.0 13.4 17.4 0.6 13.0 14.8 19.0 43.0 29.0 43.0 DAY 30 19 7 17 16 18 3 27 19 21 2 12 MONTHLY TOTAL PRECIPITATION IN MM. 95.7 84.7 34.2 32.3 25.6 19.2 0.6 60.8 80.0 60.1 140.3 85.2 718.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.9 10.7 19.7 39.7 NO. OF DAYS WITH PRECIPITATION. 13 9 6 7 5 3 1 12 12 8 5 8 89 NO. OF DAYS PRECIPITATION EQUAL 12 7 6 6 5 2 0 11 11 7 5 8 80 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 4 1 1 1 1 0 2 4 3 4 3 27 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 90 90 88 88 82 82 88 91 88 89 92 88 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 69 71 60 61 53 51 65 71 64 65 72 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 86 85 79 73 69 63 79 83 85 86 89 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 22 23 6 0 0 0 55 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 5 6 15 30 19 4 0 0 0 79 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 10 9 0 0 0 0 0 0 0 0 0 0 19 DATE OF START AND END FREEZING START = 7 JAN. END = 25 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.5 8.6 11.2 13.5 19.6 23.3 25.7 27.0 24.2 18.6 13.5 10.9 17.0 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.6 3.4 6.0 8.3 14.3 17.8 20.8 22.1 18.3 12.6 7.0 5.2 11.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.4 13.8 16.5 18.5 24.9 28.8 30.5 31.8 30.1 24.6 19.8 16.6 22.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.8 10.4 10.5 10.2 10.6 11.0 9.7 9.7 11.9 12.0 12.8 11.4 11.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.67 4.92 6.21 7.32 10.07 12.77 15.78 16.73 13.60 9.75 6.41 5.64 9.49 MEAN OF MIXING RATIO AT 09 GMT. 6.25 6.20 7.18 8.26 11.16 14.17 16.99 17.20 15.29 10.51 8.04 6.15 10.62 MEAN OF MIXING RATIO AT 15 GMT. 5.97 6.08 7.26 8.53 10.85 13.71 17.05 17.42 15.13 10.88 8.24 6.72 10.65 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 -0.5 1.0 -0.5 10.5 14.0 16.5 19.5 10.5 8.0 3.5 1.5 -0.5 DAY 2 4 5 3 3 2 22 1 24 31 24 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 22.0 26.0 31.0 34.0 34.0 34.5 34.5 38.0 31.0 32.0 26.5 38.0 DAY 7 9 20 20 14 15 9 2 17 15 13 17 24 HOUR MAXIMUM PRECIPITATION IN MM. 17.8 40.6 18.0 39.4 22.7 6.5 11.8 9.2 113.5 74.0 43.0 16.4 113.5 DAY 1 22 31 1 16 25 19 10 24 17 30 26 MONTHLY TOTAL PRECIPITATION IN MM. 54.8 108.6 83.2 77.0 53.8 20.0 70.9 19.3 167.5 123.8 103.8 45.0 927.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 26.6 16.3 27.8 29.4 NO. OF DAYS WITH PRECIPITATION. 4 6 10 10 10 6 12 7 5 5 5 4 84 NO. OF DAYS PRECIPITATION EQUAL 4 6 8 8 10 4 10 7 5 5 5 4 76 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 4 5 3 2 0 3 0 3 2 3 2 30 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 89 88 89 87 83 90 89 90 92 90 91 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 69 70 68 60 59 66 63 61 58 58 57 63 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 84 84 83 73 72 78 76 78 83 85 84 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 12 30 7 0 0 0 53 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 4 13 19 26 17 1 2 0 83 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 3 3 0 2 0 0 0 0 0 0 0 0 8 DATE OF START AND END FREEZING START = 2 JAN. END = 7 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 5.8 6.1 7.9 17.1 19.4 23.0 26.4 24.8 23.8 17.2 10.3 6.1 15.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 0.7 1.2 2.8 11.2 15.3 18.0 21.6 20.2 18.3 12.0 6.1 0.7 10.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.9 11.1 13.0 22.8 23.5 27.9 31.1 29.3 29.3 21.9 14.6 11.6 20.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.2 9.9 10.2 11.6 8.2 9.9 9.5 9.1 11.0 9.9 8.5 10.9 9.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.33 4.05 4.81 8.11 11.29 13.33 15.90 15.03 13.51 9.03 5.95 3.93 9.11 MEAN OF MIXING RATIO AT 09 GMT. 5.19 4.50 5.51 8.50 11.95 13.57 16.91 15.66 14.19 9.70 6.61 4.66 9.75 MEAN OF MIXING RATIO AT 15 GMT. 5.25 4.73 5.70 9.07 11.65 13.43 16.68 16.12 13.70 10.31 6.47 5.30 9.87 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.0 -1.5 0.5 4.0 11.5 15.0 16.5 16.5 13.0 4.0 1.0 -2.0 -3.0 DAY 22 8 1 1 29 3 2 14 22 26 18 9 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 21.0 25.0 34.0 30.0 33.0 34.0 33.5 33.5 32.0 27.0 15.5 34.0 DAY 4 4 31 24 15 16 10 28 2 18 6 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.0 20.0 29.0 3.0 8.4 11.6 3.7 16.2 8.6 17.3 18.0 14.8 29.0 DAY 29 17 3 2 9 20 31 1 17 3 30 5 MONTHLY TOTAL PRECIPITATION IN MM. 120.4 75.0 98.2 5.0 40.7 40.4 10.1 35.4 16.8 72.1 140.2 25.0 679.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 43.2 12.7 9.2 34.9 NO. OF DAYS WITH PRECIPITATION. 9 6 9 8 10 7 4 9 4 9 15 4 94 NO. OF DAYS PRECIPITATION EQUAL 9 6 8 1 8 6 4 7 3 9 14 3 78 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 4 3 0 0 1 0 1 0 3 7 1 25 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 91 90 85 91 88 87 90 90 90 89 86 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 60 66 56 70 62 63 66 58 64 69 58 63 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 78 80 72 81 73 74 81 73 83 83 86 79 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 22 12 9 0 0 0 43 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 1 6 25 13 11 1 0 0 59 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 14 12 0 0 0 0 0 0 0 0 0 16 42 DATE OF START AND END FREEZING START = 1 DEC. END = 28 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 5.9 8.1 10.1 16.0 21.7 23.8 26.7 25.6 22.2 17.3 14.5 9.3 16.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 0.8 2.0 4.9 10.3 17.3 19.8 21.9 21.5 18.2 11.2 8.6 3.6 11.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.1 14.2 15.3 21.8 26.2 27.8 31.6 29.6 26.2 23.4 20.3 14.9 21.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 12.2 10.4 11.5 8.9 8.0 9.7 8.1 8.0 12.2 11.7 11.3 10.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.93 4.39 5.18 7.73 12.08 14.72 16.94 16.05 13.50 8.74 7.39 5.30 9.66 MEAN OF MIXING RATIO AT 09 GMT. 5.07 5.33 5.79 8.19 12.35 14.62 17.15 16.06 13.79 9.63 8.76 5.92 10.22 MEAN OF MIXING RATIO AT 15 GMT. 5.01 5.85 6.29 8.63 12.48 15.08 17.42 16.89 14.47 10.35 8.91 6.52 10.66 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.5 -1.5 0.0 4.3 13.0 16.0 18.5 15.0 11.5 5.5 1.5 -2.0 -3.5 DAY 27 3 8 2 1 1 1 28 16 22 27 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.3 25.5 24.0 30.5 32.5 34.4 35.2 35.0 30.0 28.5 26.8 25.2 35.2 DAY 18 19 27 18 4 15 14 14 25 11 22 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 23.3 25.9 24.0 8.5 19.6 7.5 6.0 18.8 17.8 24.0 25.2 24.0 25.9 DAY 25 22 6 25 30 11 24 26 15 5 26 14 MONTHLY TOTAL PRECIPITATION IN MM. 107.0 34.2 63.9 16.5 38.8 31.1 7.5 59.7 58.0 57.5 52.8 91.5 618.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.2 14.0 20.2 32.6 NO. OF DAYS WITH PRECIPITATION. 12 4 8 8 12 12 7 16 14 7 7 7 114 NO. OF DAYS PRECIPITATION EQUAL 11 4 8 5 8 11 1 13 10 6 5 6 88 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 1 2 0 1 0 0 1 2 2 1 4 19 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 91 89 87 87 92 88 91 94 93 91 93 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 61 61 57 64 68 62 67 70 60 66 63 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 85 79 71 74 79 75 85 88 86 83 84 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 8 24 24 4 0 0 0 62 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 4 4 25 14 1 0 0 0 49 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. 12 7 1 0 0 0 0 0 0 0 0 9 29 DATE OF START AND END FREEZING START = 16 DEC. END = 8 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.3 5.1 9.2 15.6 18.3 22.3 26.3 24.5 22.9 17.8 14.5 6.7 15.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.5 1.8 6.3 10.7 14.2 18.3 21.6 21.1 18.1 12.0 10.2 3.2 11.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.1 8.3 12.1 20.5 22.5 26.4 31.0 27.8 27.7 23.6 18.8 10.2 20.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.6 6.5 5.8 9.8 8.3 8.1 9.4 6.7 9.6 11.6 8.6 7.0 8.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.32 4.22 6.02 7.95 9.41 13.09 15.88 15.58 12.47 9.08 7.80 4.79 9.22 MEAN OF MIXING RATIO AT 09 GMT. 5.34 4.33 6.58 8.84 9.91 13.84 17.60 16.58 14.71 11.51 9.76 5.61 10.38 MEAN OF MIXING RATIO AT 15 GMT. 5.97 4.54 6.48 9.08 10.03 14.21 17.85 16.58 14.54 11.61 9.50 5.61 10.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.5 -3.0 0.5 5.0 8.0 15.0 19.6 17.5 11.6 5.6 4.6 -1.2 -3.0 DAY 1 7 17 5 2 16 24 21 28 22 30 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 12.0 18.5 30.0 33.5 35.2 34.0 30.8 31.8 30.2 23.2 17.5 35.2 DAY 6 13 17 20 26 10 22 24 24 14 25 14 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.0 20.0 16.0 3.5 24.0 21.0 5.5 31.0 5.0 56.0 39.0 31.0 56.0 DAY 31 5 16 26 1 15 27 12 18 20 29 15 MONTHLY TOTAL PRECIPITATION IN MM. 55.5 75.0 49.9 13.1 44.4 59.0 7.4 119.0 17.9 122.8 95.9 88.5 748.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.1 15.6 19.3 41.0 NO. OF DAYS WITH PRECIPITATION. 6 10 15 6 10 12 3 17 9 7 12 14 121 NO. OF DAYS PRECIPITATION EQUAL 5 10 10 6 9 9 2 11 5 6 11 11 95 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 1 0 1 1 0 4 0 2 3 3 20 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 91 96 94 87 93 92 95 92 93 95 95 93 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 68 81 68 64 71 68 76 68 69 78 78 71 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 81 85 76 68 77 74 85 81 89 93 90 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 4 24 17 1 0 0 0 47 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 2 5 24 5 2 1 0 0 41 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 11 11 0 0 0 0 0 0 0 0 0 3 25 DATE OF START AND END FREEZING START = 12 DEC. END = 22 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.0 8.2 7.7 16.2 21.6 24.7 24.8 25.5 23.9 17.5 14.2 9.2 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.7 3.4 3.7 11.1 16.4 20.3 21.4 19.8 19.2 12.3 9.3 4.7 12.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.2 13.1 11.8 21.3 26.8 29.2 28.2 31.2 28.5 22.7 19.1 13.7 21.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.5 9.7 8.1 10.2 10.4 8.9 6.8 11.4 9.3 10.4 9.8 9.0 9.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.86 4.93 4.99 7.68 11.22 14.62 15.43 14.04 13.55 9.04 7.58 5.53 9.46 MEAN OF MIXING RATIO AT 09 GMT. 5.84 5.97 5.85 9.10 12.42 15.92 16.36 16.17 15.78 11.03 9.69 7.05 10.93 MEAN OF MIXING RATIO AT 15 GMT. 6.19 6.33 6.06 9.44 11.85 15.53 16.20 16.53 15.82 10.92 9.34 6.73 10.91 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.8 -4.0 -1.8 6.2 11.8 18.2 18.6 14.2 13.4 7.5 4.4 -0.8 -4.0 DAY 18 24 11 1 4 13 24 31 24 30 21 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.4 26.8 25.0 29.6 35.2 32.4 33.4 34.6 32.0 28.0 28.2 19.5 35.2 DAY 21 14 21 12 20 19 13 13 1 18 9 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.7 26.0 11.6 8.0 1.8 2.0 7.0 19.0 21.0 41.0 7.0 14.0 41.0 DAY 23 6 10 28 3 28 3 25 20 11 19 30 MONTHLY TOTAL PRECIPITATION IN MM. 61.7 125.3 37.6 13.4 1.9 2.4 19.3 44.6 41.0 109.7 21.8 63.9 542.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.4 3.3 19.3 36.0 NO. OF DAYS WITH PRECIPITATION. 9 13 11 2 2 4 10 5 4 10 8 14 92 NO. OF DAYS PRECIPITATION EQUAL 9 12 10 2 1 1 6 5 4 6 5 10 71 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 5 1 0 0 0 0 2 2 3 0 3 18 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 92 94 89 91 92 93 89 92 93 95 94 92 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 80 75 75 66 62 67 73 61 70 71 77 79 71 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 92 88 84 76 68 73 82 73 82 88 92 94 83 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 11 23 10 8 0 0 0 54 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 8 5 24 12 0 0 0 54 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. 5 4 6 0 0 0 0 0 0 0 0 3 18 DATE OF START AND END FREEZING START = 15 DEC. END = 15 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.3 8.1 7.5 15.5 19.5 23.9 25.9 26.3 24.5 18.8 12.5 8.0 16.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.1 4.5 3.9 11.0 15.6 19.8 21.7 21.5 18.4 14.0 8.7 2.8 12.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.6 11.6 11.0 20.1 23.4 28.0 30.2 31.2 30.6 23.6 16.3 13.3 21.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.5 7.1 7.1 9.1 7.8 8.2 8.5 9.7 12.2 9.6 7.6 10.5 9.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.93 5.30 5.02 8.09 10.69 13.70 15.94 15.49 12.58 10.10 7.41 4.78 9.50 MEAN OF MIXING RATIO AT 09 GMT. 6.55 6.09 5.51 9.12 11.17 14.05 16.97 17.16 14.92 11.50 8.37 5.75 10.60 MEAN OF MIXING RATIO AT 15 GMT. 6.56 6.32 5.54 9.06 11.31 14.45 16.85 17.73 15.16 12.01 8.58 5.92 10.79 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.2 -2.0 0.0 5.2 11.2 16.4 18.0 17.0 12.4 8.2 1.0 -3.6 -3.6 DAY 22 3 3 2 18 23 23 9 30 18 16 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.4 21.2 16.4 34.0 29.6 31.8 32.8 33.6 33.4 31.4 23.4 22.4 34.0 DAY 9 27 28 15 3 5 9 22 10 22 9 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 37.0 11.2 16.0 8.0 4.0 8.1 5.5 24.0 41.0 57.0 41.0 21.0 57.0 DAY 20 11 2 20 16 22 21 24 29 24 11 31 MONTHLY TOTAL PRECIPITATION IN MM. 81.6 50.6 65.9 18.0 9.4 9.8 11.9 35.3 69.1 126.7 138.9 90.2 707.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.0 5.3 16.4 50.3 NO. OF DAYS WITH PRECIPITATION. 6 10 11 6 8 4 4 5 5 9 15 10 93 NO. OF DAYS PRECIPITATION EQUAL 6 10 8 4 3 2 3 3 4 7 12 8 70 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 3 0 0 0 0 1 3 3 6 4 25 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 96 94 94 92 89 91 90 87 94 95 90 92 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 77 79 73 70 68 63 67 65 59 68 76 68 69 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 93 90 82 79 75 74 75 77 75 88 92 90 83 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 22 19 6 0 0 0 58 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 0 7 19 27 23 1 0 0 78 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 6 2 2 0 0 0 0 0 0 0 0 6 16 DATE OF START AND END FREEZING START = 12 DEC. END = 17 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 9.5 8.6 10.0 13.7 21.0 24.5 25.5 26.3 22.0 15.0 12.8 9.8 16.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.9 4.8 7.1 9.0 16.5 19.9 21.1 22.4 17.4 11.3 8.9 4.6 12.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.2 12.3 12.9 18.4 25.5 29.2 30.0 30.1 26.5 18.7 16.6 14.9 20.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.3 7.5 5.8 9.4 9.0 9.3 8.9 7.7 9.1 7.4 7.7 10.3 8.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.05 5.28 6.19 6.81 10.76 14.15 15.38 16.63 12.16 8.37 7.05 5.11 9.41 MEAN OF MIXING RATIO AT 09 GMT. 6.15 6.06 6.71 8.39 10.69 14.40 15.18 16.60 12.61 8.59 7.78 6.30 9.95 MEAN OF MIXING RATIO AT 15 GMT. 6.36 6.39 6.73 8.00 11.39 14.20 16.04 17.44 13.68 9.23 8.04 6.44 10.33 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 -0.2 1.4 2.0 11.0 16.6 17.4 18.0 12.0 4.2 4.6 -0.5 -0.5 DAY 13 7 24 2 2 1 5 31 24 29 13 2 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 26.6 25.0 23.0 32.8 36.2 35.0 34.0 34.6 30.2 31.4 22.5 25.6 36.2 DAY 31 25 6 19 24 2 30 10 16 1 21 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 16.2 52.0 17.0 2.5 2.0 17.0 24.0 20.0 116.0 30.0 29.0 116.0 DAY 11 21 20 5 31 4 10 16 23 9 26 31 MONTHLY TOTAL PRECIPITATION IN MM. 17.9 59.9 96.7 38.5 7.7 3.7 37.3 92.2 65.3 288.2 67.3 103.2 877.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 19.9 5.7 22.2 52.2 NO. OF DAYS WITH PRECIPITATION. 7 11 17 12 5 4 5 13 8 14 8 10 114 NO. OF DAYS PRECIPITATION EQUAL 3 9 10 6 4 2 5 10 7 13 8 9 86 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 3 1 0 0 2 3 2 7 2 4 26 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 91 94 89 87 89 91 93 93 93 92 89 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 75 81 71 60 62 61 65 63 69 70 68 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 86 85 80 70 68 73 81 82 85 87 86 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 9 17 25 1 0 0 0 54 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 4 14 19 17 3 1 0 0 59 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 1 2 0 0 0 0 0 0 0 0 0 3 6 DATE OF START AND END FREEZING START = 2 DEC. END = 12 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 6.9 7.9 10.6 15.7 19.4 25.5 25.9 25.0 22.9 18.9 13.7 10.3 16.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.9 3.8 6.4 11.3 15.5 20.7 22.3 21.6 19.0 14.4 9.0 5.6 12.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.8 11.9 14.8 20.0 23.4 30.3 29.6 28.5 26.9 23.4 18.4 15.1 21.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.9 8.1 8.4 8.7 7.9 9.6 7.3 6.9 7.9 9.0 9.4 9.5 8.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.59 4.79 5.88 8.05 10.48 14.38 16.34 15.71 13.19 9.99 7.13 5.81 9.70 MEAN OF MIXING RATIO AT 09 GMT. 5.35 5.14 6.87 8.99 10.94 14.86 16.53 15.69 13.94 10.64 8.39 6.89 10.35 MEAN OF MIXING RATIO AT 15 GMT. 5.58 5.55 6.89 8.94 10.51 15.35 16.61 16.38 14.41 11.15 8.43 6.93 10.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.6 -1.5 0.6 3.4 10.6 18.4 18.2 17.2 13.4 7.8 0.5 0.0 -1.6 DAY 5 7 7 3 3 2 28 27 22 23 16 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.2 23.2 26.2 28.6 30.0 34.7 32.4 32.4 32.4 29.6 30.6 23.0 34.7 DAY 28 29 3 23 27 14 3 12 9 20 8 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 36.0 14.1 19.0 12.0 17.0 21.0 25.5 26.0 10.0 59.0 22.0 13.0 59.0 DAY 19 5 5 1 2 19 16 21 13 22 20 29 MONTHLY TOTAL PRECIPITATION IN MM. 114.2 34.3 54.1 31.5 27.9 24.2 105.0 95.0 36.7 122.6 41.8 42.7 730.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.8 11.5 32.4 28.4 NO. OF DAYS WITH PRECIPITATION. 10 8 11 10 6 4 9 13 9 7 11 8 106 NO. OF DAYS PRECIPITATION EQUAL 9 6 8 9 5 2 9 9 7 7 6 7 84 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 2 1 1 1 5 5 1 4 1 2 27 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 90 92 91 91 87 92 93 93 93 89 91 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 73 68 74 67 66 59 68 69 67 64 69 70 68 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 79 82 76 70 70 76 82 81 82 86 87 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 13 27 21 6 0 0 0 67 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 19 16 9 3 0 1 0 49 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. 5 2 0 0 0 0 0 0 0 0 0 1 8 DATE OF START AND END FREEZING START = 25 DEC. END = 19 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 5.8 5.6 11.2 16.3 20.6 24.4 27.1 27.1 23.5 20.1 14.7 9.9 17.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.3 0.3 6.9 11.2 16.0 20.3 22.9 23.3 19.3 15.5 8.9 5.9 12.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.3 11.0 15.5 21.5 25.2 28.4 31.4 30.9 27.7 24.7 20.4 13.8 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.0 10.7 8.6 10.3 9.2 8.1 8.5 7.6 8.4 9.2 11.5 7.9 9.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.88 3.59 5.76 7.98 10.31 14.03 16.50 17.29 13.48 10.99 6.61 5.75 9.68 MEAN OF MIXING RATIO AT 09 GMT. 4.37 4.10 6.82 8.88 10.34 13.48 17.08 17.26 13.92 11.91 7.89 6.72 10.23 MEAN OF MIXING RATIO AT 15 GMT. 4.66 4.57 6.93 8.82 10.78 13.51 17.60 17.73 14.94 12.70 8.44 6.65 10.61 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -3.8 1.8 6.0 9.2 15.3 20.8 19.8 14.0 8.7 1.4 0.0 -3.8 DAY 9 16 13 2 1 2 16 19 24 26 23 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 23.8 24.9 28.5 32.1 31.3 35.6 33.5 33.7 36.8 29.0 23.3 36.8 DAY 1 28 26 17 17 14 30 1 1 19 27 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.8 19.0 58.0 10.0 16.0 4.3 6.0 33.0 64.6 30.0 12.0 16.0 64.6 DAY 3 24 16 29 18 7 11 18 19 22 1 2 MONTHLY TOTAL PRECIPITATION IN MM. 59.1 47.4 126.2 12.9 23.7 4.4 8.6 78.7 136.1 98.9 27.5 78.3 701.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.2 5.8 31.8 29.2 NO. OF DAYS WITH PRECIPITATION. 11 6 8 4 6 2 4 10 7 8 6 13 85 NO. OF DAYS PRECIPITATION EQUAL 9 6 7 2 4 1 2 8 6 7 5 13 70 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 3 3 1 1 0 0 2 3 4 1 3 24 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 87 88 90 85 89 90 93 90 92 87 91 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 57 69 62 57 58 63 66 64 66 58 74 63 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 72 79 70 65 65 73 77 81 86 83 87 77 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 11 30 28 11 2 0 0 83 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 6 8 25 24 11 2 0 0 76 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 10 14 0 0 0 0 0 0 0 0 0 1 25 DATE OF START AND END FREEZING START = 8 DEC. END = 26 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 6.0 8.0 10.2 15.3 18.9 24.4 26.2 24.8 24.0 18.6 14.8 9.1 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.9 3.3 5.5 10.6 14.6 19.8 22.1 21.3 19.6 13.5 8.9 4.1 12.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.2 12.6 14.9 20.0 23.2 29.0 30.2 28.3 28.4 23.8 20.6 14.2 21.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.3 9.3 9.4 9.4 8.6 9.2 8.1 7.0 8.8 10.3 11.7 10.1 9.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.17 4.44 5.23 7.74 10.12 13.53 16.11 15.26 13.87 9.49 7.43 5.19 9.38 MEAN OF MIXING RATIO AT 09 GMT. 4.71 4.81 5.85 8.06 9.53 13.48 16.17 15.55 14.52 10.42 8.52 6.01 9.80 MEAN OF MIXING RATIO AT 15 GMT. 5.04 5.34 6.14 8.41 9.51 14.10 16.28 16.19 15.84 11.38 8.84 6.22 10.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.7 -1.8 -0.6 5.6 12.0 15.4 18.6 18.6 15.2 6.4 4.0 -2.0 -2.0 DAY 14 9 18 5 1 1 6 22 14 16 14 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.4 23.5 27.5 33.0 28.6 38.0 34.4 31.6 35.8 31.8 28.6 26.0 38.0 DAY 21 17 2 28 29 3 27 25 14 23 21 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 30.6 20.0 32.0 16.0 20.2 14.7 18.0 19.0 15.1 44.0 81.0 25.0 81.0 DAY 24 20 16 2 13 30 31 29 2 14 13 25 MONTHLY TOTAL PRECIPITATION IN MM. 81.3 37.4 87.8 39.7 31.5 22.1 28.4 44.0 34.0 93.5 83.7 72.3 655.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.5 14.2 16.2 38.1 NO. OF DAYS WITH PRECIPITATION. 13 8 8 11 6 7 4 17 9 11 4 9 107 NO. OF DAYS PRECIPITATION EQUAL 10 7 7 4 4 5 3 9 6 9 2 8 74 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 5 2 1 1 1 1 1 3 1 3 23 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 87 87 91 91 87 91 92 93 90 91 89 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 61 63 65 60 60 64 69 64 62 61 66 64 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 75 74 72 65 68 71 83 82 84 85 85 77 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 20 18 8 0 0 0 56 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 0 9 22 9 7 2 0 0 50 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 8 6 2 0 0 0 0 0 0 0 0 5 21 DATE OF START AND END FREEZING START = 20 DEC. END = 19 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.6 6.7 8.7 15.9 19.2 23.5 26.6 26.6 23.1 20.2 13.1 8.4 16.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.5 2.7 5.9 10.9 15.0 18.9 21.7 22.6 18.8 15.1 8.7 3.3 12.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.7 10.8 11.4 20.9 23.4 28.1 31.5 30.6 27.5 25.4 17.5 13.4 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.2 8.1 5.5 10.0 8.4 9.2 9.8 8.0 8.7 10.3 8.8 10.1 8.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.67 4.60 5.76 8.08 10.05 13.16 15.70 15.95 12.94 10.47 7.14 4.70 9.43 MEAN OF MIXING RATIO AT 09 GMT. 5.35 5.06 6.28 8.98 10.13 12.99 15.86 16.17 13.35 11.36 8.21 5.86 9.97 MEAN OF MIXING RATIO AT 15 GMT. 5.63 5.21 6.29 8.89 10.45 13.51 16.74 16.74 14.00 12.01 8.51 5.92 10.32 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.8 -4.0 0.4 0.0 10.0 14.0 17.4 19.5 12.0 11.0 2.6 -1.4 -4.0 DAY 13 14 12 8 7 6 15 29 28 18 17 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.6 20.8 20.0 34.2 29.0 33.4 36.5 36.0 30.6 30.4 23.6 21.2 36.5 DAY 31 18 28 17 9 30 4 1 4 19 1 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 33.0 49.0 8.0 10.0 14.9 6.0 15.7 3.0 9.2 28.0 37.0 40.0 49.0 DAY 5 5 26 13 4 8 14 12 10 8 15 16 MONTHLY TOTAL PRECIPITATION IN MM. 61.3 109.8 43.7 19.4 43.8 6.8 27.5 8.7 26.0 38.1 67.3 92.9 545.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.4 12.8 11.4 36.4 NO. OF DAYS WITH PRECIPITATION. 9 14 16 6 9 2 6 6 9 6 12 8 103 NO. OF DAYS PRECIPITATION EQUAL 7 10 11 4 7 1 5 4 4 4 9 7 73 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 4 0 1 2 0 1 0 0 1 1 4 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 91 94 92 89 90 90 90 90 90 93 89 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 71 79 66 63 58 59 63 64 61 70 66 66 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 80 86 73 70 66 70 75 79 81 88 86 78 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 23 28 8 0 0 0 63 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 0 9 23 20 4 4 0 0 62 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 3 5 0 1 0 0 0 0 0 0 0 11 20 DATE OF START AND END FREEZING START = 17 DEC. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 5.5 6.8 8.5 13.9 17.6 23.8 25.3 23.9 22.2 17.8 13.4 9.0 15.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.0 2.1 4.1 9.8 13.6 19.8 22.0 19.9 17.4 12.2 8.3 5.1 11.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.0 11.5 13.0 18.0 21.5 27.8 28.7 28.0 27.0 23.4 18.6 12.9 20.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.0 9.4 8.9 8.2 7.9 8.0 6.7 8.1 9.6 11.2 10.3 7.8 8.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.02 4.36 4.94 7.11 9.62 14.19 16.15 14.30 12.39 8.85 6.75 5.45 9.01 MEAN OF MIXING RATIO AT 09 GMT. 4.69 4.96 5.47 7.96 9.88 14.93 16.49 14.92 13.00 9.99 8.33 6.38 9.75 MEAN OF MIXING RATIO AT 15 GMT. 4.99 5.22 5.82 8.20 10.25 14.84 16.81 15.48 13.69 10.80 8.51 6.39 10.08 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.8 -1.4 -1.0 5.6 7.0 15.4 18.0 15.8 14.1 6.2 1.2 -1.2 -3.8 DAY 29 12 1 4 6 8 12 30 2 8 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.2 20.0 25.4 31.5 30.8 32.4 32.0 32.6 30.5 32.0 26.6 21.0 32.6 DAY 1 19 30 21 30 16 22 23 7 24 22 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 29.0 40.0 41.0 23.5 18.0 6.0 9.7 13.6 27.0 35.0 77.0 17.0 77.0 DAY 4 15 24 27 13 7 11 3 28 6 26 4 MONTHLY TOTAL PRECIPITATION IN MM. 105.1 109.6 105.5 82.8 71.1 17.2 16.4 66.8 70.3 76.4 161.2 52.9 935.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.2 18.3 16.4 31.1 NO. OF DAYS WITH PRECIPITATION. 10 11 11 14 11 8 7 11 6 4 7 12 112 NO. OF DAYS PRECIPITATION EQUAL 10 10 10 12 7 5 5 11 6 4 7 9 96 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 4 4 2 4 0 0 2 2 3 5 1 31 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 89 92 90 92 92 93 94 93 91 92 91 92 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 67 65 74 68 67 72 68 63 62 70 73 68 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 80 77 80 77 77 81 81 78 85 88 88 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 25 9 1 0 0 0 45 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 1 9 12 8 3 4 0 0 38 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 12 11 4 0 0 0 0 0 0 0 0 3 30 DATE OF START AND END FREEZING START = 29 DEC. END = 13 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 6.9 6.0 10.0 15.6 19.9 23.1 25.0 26.1 23.0 17.0 10.3 8.2 15.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.4 2.8 4.7 10.5 15.8 19.2 21.3 22.1 19.3 11.9 7.0 4.6 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.5 9.1 15.2 20.7 24.1 27.0 28.6 30.1 26.7 22.0 13.6 11.8 20.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.1 6.3 10.5 10.2 8.3 7.8 7.3 8.0 7.4 10.1 6.6 7.2 8.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.16 4.57 5.02 7.41 10.47 13.91 15.79 16.19 14.08 8.40 6.23 5.18 9.28 MEAN OF MIXING RATIO AT 09 GMT. 4.82 4.89 5.67 8.27 10.77 14.60 16.18 16.22 14.55 9.07 6.63 5.91 9.80 MEAN OF MIXING RATIO AT 15 GMT. 5.21 5.12 6.17 8.65 10.93 14.25 16.59 16.68 15.36 10.19 6.89 6.08 10.18 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.4 -4.0 0.2 5.4 9.7 15.8 18.2 18.8 14.4 6.8 0.5 -1.0 -4.0 DAY 16 17 3 24 1 23 14 26 28 10 18 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.1 17.8 26.0 34.2 30.8 31.4 34.2 33.7 31.5 29.0 20.5 21.6 34.2 DAY 28 27 30 19 17 28 24 13 1 1 7 23 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 22.0 23.0 16.0 8.0 14.0 13.0 23.0 31.0 13.0 37.0 9.0 37.0 DAY 17 16 22 23 28 22 11 16 15 29 29 6 MONTHLY TOTAL PRECIPITATION IN MM. 69.8 82.0 62.3 25.4 28.3 67.7 35.8 34.5 114.9 18.6 108.0 20.8 668.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 32.0 18.2 27.7 22.1 NO. OF DAYS WITH PRECIPITATION. 13 12 8 10 10 10 9 6 13 8 17 8 124 NO. OF DAYS PRECIPITATION EQUAL 12 7 6 6 9 10 6 5 11 5 9 4 90 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 5 2 1 0 3 1 1 4 1 5 0 26 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 94 89 89 88 93 95 93 94 91 92 93 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 74 60 63 64 72 71 65 71 60 74 75 68 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 84 73 74 71 75 80 76 86 83 88 88 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 18 26 11 0 0 0 60 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 2 4 11 19 3 0 0 0 41 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 5 6 0 0 0 0 0 0 0 0 0 3 14 DATE OF START AND END FREEZING START = 7 DEC. END = 19 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 7.8 5.8 10.1 16.2 20.3 21.8 24.6 25.5 21.8 18.2 14.7 7.4 16.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.5 2.0 6.1 11.5 16.3 18.5 20.5 21.8 16.5 13.4 10.3 3.2 12.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.1 9.5 14.1 20.9 24.2 25.1 28.6 29.3 27.1 23.0 19.0 11.6 20.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.6 7.5 8.0 9.4 7.9 6.6 8.1 7.5 10.6 9.6 8.7 8.4 8.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.88 4.33 5.69 8.06 11.49 13.55 14.71 15.72 11.06 9.40 7.76 4.64 9.28 MEAN OF MIXING RATIO AT 09 GMT. 5.38 4.70 6.22 8.61 11.99 13.82 14.51 15.09 11.95 10.26 8.91 5.33 9.73 MEAN OF MIXING RATIO AT 15 GMT. 5.86 4.90 6.51 8.99 11.55 13.63 14.70 16.25 13.05 10.94 9.21 5.54 10.09 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -2.6 0.7 1.8 12.6 13.0 16.8 19.2 13.0 8.2 4.5 -3.6 -3.6 DAY 22 20 2 5 8 6 1 13 17 14 11 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 18.2 28.2 36.0 31.8 30.0 32.0 33.0 31.2 30.2 25.6 20.0 36.0 DAY 30 27 29 24 9 12 23 16 26 19 3 14 24 HOUR MAXIMUM PRECIPITATION IN MM. 26.0 14.0 13.3 5.1 14.0 47.0 3.0 2.6 29.0 43.0 19.1 37.0 47.0 DAY 21 3 12 28 6 27 27 19 4 15 26 6 MONTHLY TOTAL PRECIPITATION IN MM. 76.0 49.5 39.0 22.3 48.9 159.5 3.2 6.0 105.8 117.8 86.7 125.0 839.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 19.6 27.5 13.7 39.2 NO. OF DAYS WITH PRECIPITATION. 7 11 14 9 12 15 2 10 10 9 10 10 119 NO. OF DAYS PRECIPITATION EQUAL 7 9 9 8 6 11 1 3 10 8 8 9 89 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 1 0 3 5 0 0 4 4 5 4 30 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 90 91 90 93 94 90 92 88 91 92 87 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 71 72 62 69 76 63 63 59 64 70 67 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 82 81 72 74 80 72 81 77 84 89 85 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 0 4 15 25 1 0 0 0 46 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 5 3 1 9 14 1 1 0 0 34 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 3 8 0 0 0 0 0 0 0 0 0 6 17 DATE OF START AND END FREEZING START = 6 DEC. END = 22 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.7 8.8 11.2 16.6 21.7 24.5 26.1 26.9 24.1 16.7 14.5 8.3 17.3 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.4 4.6 6.8 12.0 16.3 19.2 22.0 22.7 19.1 11.9 8.2 3.1 12.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.0 12.9 15.6 21.2 27.0 29.7 30.1 31.1 29.1 21.6 20.9 13.4 22.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.6 8.3 8.8 9.2 10.7 10.5 8.1 8.4 10.0 9.7 12.7 10.3 9.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.84 5.11 6.05 8.00 10.69 13.25 16.05 16.61 13.44 9.03 6.64 4.68 9.53 MEAN OF MIXING RATIO AT 09 GMT. 5.75 5.56 6.49 8.87 10.26 13.15 15.34 16.06 13.48 10.08 8.12 5.72 9.90 MEAN OF MIXING RATIO AT 15 GMT. 6.12 6.11 7.13 9.36 10.67 13.90 16.19 17.35 14.61 10.56 8.64 5.92 10.55 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.4 -0.8 2.2 5.4 12.6 14.0 19.4 19.2 12.2 5.2 2.2 -2.0 -2.0 DAY 25 26 1 8 11 24 2 12 22 21 28 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.6 18.8 25.6 30.3 32.5 39.6 32.8 34.6 33.6 31.2 28.8 20.2 39.6 DAY 2 11 31 29 24 29 15 12 5 3 10 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.0 19.0 8.2 9.0 0.7 13.0 6.0 17.2 96.0 26.2 54.0 29.0 96.0 DAY 20 24 17 24 4 22 18 14 21 24 26 6 MONTHLY TOTAL PRECIPITATION IN MM. 32.5 40.9 22.3 46.4 1.8 17.4 17.9 26.3 135.3 77.8 81.1 105.2 604.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 15.8 10.8 29.7 43.7 NO. OF DAYS WITH PRECIPITATION. 7 9 7 12 5 4 9 13 6 12 4 10 98 NO. OF DAYS PRECIPITATION EQUAL 4 6 4 8 0 2 5 6 6 8 4 9 62 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 0 0 0 1 0 1 2 3 3 4 18 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 92 92 87 84 84 90 92 90 93 88 90 89 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 68 66 66 52 55 61 61 58 67 59 66 62 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 82 80 77 62 67 75 78 76 86 85 88 78 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 25 28 9 0 0 0 67 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 7 11 17 24 17 1 0 0 78 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 1 1 0 0 0 0 0 0 0 0 0 6 8 DATE OF START AND END FREEZING START = 19 DEC. END = 26 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 6.5 8.2 8.2 13.4 21.1 23.1 26.5 26.4 24.5 18.6 13.0 11.0 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.6 3.8 5.8 9.6 16.7 19.3 21.7 21.7 19.5 13.4 8.4 5.7 12.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.4 12.5 10.7 17.1 25.6 26.8 31.2 31.1 29.5 23.7 17.6 16.3 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.8 8.7 4.9 7.5 8.9 7.5 9.5 9.4 10.0 10.3 9.2 10.6 8.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.75 5.09 5.72 7.47 11.71 14.22 16.22 15.99 14.25 9.71 7.00 5.63 9.81 MEAN OF MIXING RATIO AT 09 GMT. 5.54 5.76 6.03 8.41 12.66 14.70 17.80 16.63 15.46 11.80 8.23 7.33 10.86 MEAN OF MIXING RATIO AT 15 GMT. 5.72 5.99 6.18 8.44 12.76 14.58 17.86 17.49 15.95 11.86 8.53 7.21 11.05 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.2 -2.6 0.0 3.0 12.2 17.4 18.6 18.2 16.2 7.4 3.2 1.0 -2.6 DAY 19 4 1 5 2 12 15 25 25 21 21 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.8 34.6 17.6 27.0 34.2 34.2 34.4 34.6 36.6 32.4 22.0 24.4 36.6 DAY 2 9 30 29 15 29 24 25 8 24 6 25 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.7 23.6 11.6 26.0 6.0 8.0 7.0 6.1 67.0 26.8 115.0 10.2 115.0 DAY 13 2 13 3 21 10 1 28 19 31 11 15 MONTHLY TOTAL PRECIPITATION IN MM. 27.1 88.5 52.2 59.5 16.9 41.5 7.5 11.7 162.8 130.8 199.4 22.5 820.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 20.5 14.4 22.2 43.0 NO. OF DAYS WITH PRECIPITATION. 10 11 15 15 8 14 2 6 6 11 6 4 108 NO. OF DAYS PRECIPITATION EQUAL 6 9 10 7 4 9 1 3 5 8 6 3 71 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 2 2 0 0 0 0 5 5 5 2 24 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 95 96 95 90 94 91 91 93 93 94 91 93 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 76 73 80 77 66 73 66 62 67 70 70 68 71 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 87 88 84 76 82 74 76 82 89 91 90 84 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 1 21 20 10 0 0 0 53 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 1 0 0 4 4 26 20 14 2 0 0 71 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. 5 2 1 0 0 0 0 0 0 0 0 0 8 DATE OF START AND END FREEZING START = 17 JAN. END = 1 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.8 7.4 8.7 15.9 21.1 25.4 26.1 27.2 22.1 21.0 12.9 9.7 17.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.4 3.2 4.0 10.5 15.8 21.0 22.7 23.2 18.1 15.5 8.1 4.7 12.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.2 11.6 13.4 21.2 26.4 29.8 29.4 31.2 26.1 26.5 17.7 14.6 21.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.8 8.4 9.4 10.7 10.6 8.8 6.7 8.0 8.0 11.0 9.6 9.9 9.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.45 4.62 5.07 7.58 10.95 15.67 17.08 17.46 12.99 10.69 6.85 5.42 9.99 MEAN OF MIXING RATIO AT 09 GMT. 6.21 5.19 5.92 8.40 11.09 16.23 17.70 17.47 14.10 12.76 8.11 6.59 10.81 MEAN OF MIXING RATIO AT 15 GMT. 6.37 5.61 6.02 9.06 11.64 15.98 17.96 18.05 14.53 13.42 8.39 6.73 11.15 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.6 -3.4 -0.6 1.8 10.0 16.2 19.0 19.6 14.0 11.2 4.4 -0.6 -3.4 DAY 30 2 10 12 6 5 8 30 16 26 11 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 26.0 18.1 24.5 31.6 34.4 34.6 33.0 34.0 33.6 35.0 23.8 21.5 35.0 DAY 6 17 23 24 4 12 1 29 1 13 4 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 40.0 28.0 23.0 10.0 17.0 21.0 13.1 44.0 44.0 24.1 70.3 70.3 DAY 28 1 8 11 15 3 7 20 14 31 1 11 MONTHLY TOTAL PRECIPITATION IN MM. 67.7 65.5 115.8 23.9 18.6 40.4 100.9 29.1 139.4 93.6 99.0 123.6 917.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.1 9.0 29.4 34.5 NO. OF DAYS WITH PRECIPITATION. 12 14 12 3 6 6 11 9 13 7 7 9 109 NO. OF DAYS PRECIPITATION EQUAL 9 9 9 1 5 5 8 4 9 5 7 8 79 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 1 5 1 1 2 5 1 4 3 4 4 35 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 91 94 88 87 92 93 92 93 91 96 94 92 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 68 69 61 57 65 73 65 71 66 69 71 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 84 79 74 67 75 85 78 87 88 91 91 82 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 17 29 30 3 0 0 0 79 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 2 18 14 24 3 2 0 0 64 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. 1 7 3 0 0 0 0 0 0 0 0 3 14 DATE OF START AND END FREEZING START = 28 DEC. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 6.9 7.3 11.2 17.2 21.1 26.1 26.6 27.5 23.8 18.7 15.3 11.5 17.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.9 2.2 5.9 11.9 16.5 21.2 22.1 22.7 19.7 13.4 10.6 7.6 13.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.8 12.4 16.4 22.5 25.6 30.9 31.0 32.4 28.0 24.1 19.9 15.3 22.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.9 10.2 10.5 10.6 9.1 9.7 8.9 9.7 8.3 10.7 9.3 7.7 9.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.85 4.68 5.74 8.48 11.36 15.42 16.67 16.88 14.52 9.90 8.18 6.75 10.28 MEAN OF MIXING RATIO AT 09 GMT. 5.47 5.22 6.79 9.61 11.76 15.99 16.98 17.99 14.86 10.66 9.28 7.58 11.02 MEAN OF MIXING RATIO AT 15 GMT. 5.67 5.49 7.23 10.07 11.76 16.17 17.05 18.89 15.52 11.65 9.50 7.76 11.40 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.4 -2.2 -1.6 4.0 9.8 18.6 18.0 20.0 16.2 7.8 6.2 3.0 -2.2 DAY 11 16 3 2 3 14 26 5 13 12 26 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.1 25.9 25.9 31.4 32.6 34.6 34.0 36.2 35.2 33.6 27.0 26.0 36.2 DAY 30 7 13 14 21 22 6 30 1 1 15 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 40.0 11.6 11.2 37.0 8.0 17.0 7.0 26.0 16.0 45.3 9.0 8.4 45.3 DAY 13 27 15 6 29 29 24 13 10 8 11 19 MONTHLY TOTAL PRECIPITATION IN MM. 119.2 52.2 19.9 72.9 21.5 22.7 22.8 52.9 98.7 68.7 20.8 35.7 608.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.5 19.3 28.7 20.6 NO. OF DAYS WITH PRECIPITATION. 13 10 7 8 6 4 7 10 12 5 8 12 102 NO. OF DAYS PRECIPITATION EQUAL 12 9 4 5 4 2 4 6 12 5 5 9 77 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 1 1 3 0 1 0 1 6 2 0 0 19 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 95 94 91 89 86 91 91 96 94 94 96 93 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 69 67 65 62 62 66 63 68 63 70 75 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 90 85 82 76 69 70 72 77 85 85 88 92 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 17 25 27 9 0 0 0 78 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 3 20 23 25 9 2 0 0 85 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 3 7 1 0 0 0 0 0 0 0 0 0 11 DATE OF START AND END FREEZING START = 11 JAN. END = 3 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.7 10.7 10.9 15.3 19.0 23.7 25.7 28.8 23.7 20.1 12.5 10.2 17.4 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.6 5.0 6.4 10.7 14.6 19.2 21.1 23.4 19.4 15.2 7.8 4.6 12.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.7 16.4 15.4 19.9 23.4 28.2 30.4 34.1 28.1 25.0 17.1 15.8 22.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 11.4 9.0 9.2 8.8 9.0 9.3 10.7 8.7 9.8 9.3 11.2 9.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.02 5.44 6.20 8.10 10.34 13.18 15.47 17.66 13.87 10.88 6.65 5.33 9.85 MEAN OF MIXING RATIO AT 09 GMT. 5.50 5.96 6.91 8.94 10.58 13.22 16.86 19.83 14.16 12.36 7.33 6.78 10.70 MEAN OF MIXING RATIO AT 15 GMT. 6.14 6.86 7.09 9.21 10.60 12.92 16.97 20.05 14.98 12.93 7.69 6.91 11.03 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 1.0 -0.4 6.8 9.6 16.0 17.4 19.8 11.6 7.4 1.4 1.2 -2.0 DAY 5 7 19 12 22 6 13 2 30 28 30 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.3 25.0 25.2 29.6 28.8 31.2 33.0 37.4 32.4 32.4 26.8 24.2 37.4 DAY 11 25 21 30 17 27 31 24 14 16 25 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.1 5.4 24.0 12.3 12.1 4.2 71.0 14.0 40.3 13.0 16.4 28.2 71.0 DAY 1 4 17 9 21 29 12 30 23 25 10 16 MONTHLY TOTAL PRECIPITATION IN MM. 92.5 8.9 59.6 43.4 46.4 4.3 126.7 14.8 92.0 45.1 75.3 49.6 658.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.4 14.3 35.5 25.8 NO. OF DAYS WITH PRECIPITATION. 9 3 10 10 10 2 6 2 12 8 14 5 91 NO. OF DAYS PRECIPITATION EQUAL 8 2 5 8 9 1 5 1 8 6 10 4 67 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 2 1 1 0 3 1 2 2 3 2 20 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 94 91 95 93 92 86 92 91 92 93 93 93 92 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 62 70 70 63 58 66 64 65 67 68 69 66 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 81 82 80 72 66 77 75 82 87 87 88 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 17 29 12 0 0 0 65 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 0 7 25 29 11 1 0 0 73 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. 5 0 1 0 0 0 0 0 0 0 0 0 6 DATE OF START AND END FREEZING START = 3 JAN. END = 19 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 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. 8.1 8.6 9.7 18.5 20.1 23.5 26.7 27.9 24.6 17.9 12.2 9.7 17.3 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.6 3.9 5.5 13.0 16.1 18.8 21.2 23.0 21.2 14.2 7.9 5.4 12.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.6 13.2 13.9 24.1 24.1 28.1 32.3 32.8 27.9 21.5 16.5 14.0 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.0 9.3 8.4 11.1 8.0 9.3 11.1 9.8 6.7 7.3 8.6 8.6 8.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.81 4.96 5.69 8.86 11.10 13.03 14.90 16.71 15.55 10.13 6.91 5.89 9.88 MEAN OF MIXING RATIO AT 09 GMT. 5.33 5.63 6.15 10.10 11.18 13.33 16.34 16.98 15.69 10.66 7.60 6.87 10.49 MEAN OF MIXING RATIO AT 15 GMT. 5.65 6.22 6.48 10.84 11.42 13.77 17.07 18.15 16.35 11.21 7.93 7.01 11.01 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -4.2 -1.4 -1.2 7.6 12.0 13.6 18.4 19.8 15.2 8.8 2.2 0.8 -4.2 DAY 18 9 16 3 12 14 28 18 26 16 12 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.6 23.8 23.0 30.8 30.5 32.6 35.4 37.5 33.2 26.0 21.8 18.2 37.5 DAY 19 23 19 20 3 8 31 1 8 11 1 17 24 HOUR MAXIMUM PRECIPITATION IN MM. 28.0 19.0 16.9 0.0 9.7 17.4 2.2 11.0 33.0 41.0 43.0 18.3 43.0 DAY 7 18 15 ** 9 12 13 5 1 1 7 26 MONTHLY TOTAL PRECIPITATION IN MM. 85.5 56.9 41.5 0.0 33.8 39.2 6.8 26.4 103.4 122.0 107.0 84.0 706.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 26.0 10.3 19.3 44.3 NO. OF DAYS WITH PRECIPITATION. 12 11 14 0 10 6 5 9 13 14 9 10 113 NO. OF DAYS PRECIPITATION EQUAL 10 9 9 0 7 3 4 6 9 9 7 9 82 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 1 0 0 2 0 1 5 4 5 4 26 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 91 93 90 90 87 86 89 95 95 94 95 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 66 69 60 66 60 58 57 70 70 69 75 66 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 84 79 73 72 70 67 73 85 88 89 93 80 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 18 27 18 0 0 0 67 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 2 9 27 28 5 0 0 0 73 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. 4 2 2 0 0 0 0 0 0 0 0 0 8 DATE OF START AND END FREEZING START = 16 JAN. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE PERIOD 1961 TO 2000 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 6.9 7.5 9.9 15.3 20.2 23.9 26.1 26.2 23.4 18.3 13.3 9.1 16.7 SD OF MEAN DAILY TEMPERATURE IN C. 1.88 1.81 1.45 1.34 1.20 1.22 0.88 0.99 0.99 1.29 1.35 1.44 1.32 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.2 2.9 5.5 10.3 15.2 19.1 21.4 21.6 18.6 13.2 8.1 4.1 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.7 12.0 14.3 20.4 25.1 28.8 30.8 30.8 28.1 23.5 18.4 14.0 21.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 9.1 8.8 10.1 9.9 9.7 9.3 9.3 9.5 10.4 10.3 9.8 9.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.50 4.74 5.65 7.81 10.75 13.70 15.75 15.89 13.51 9.75 6.94 5.23 9.51 MEAN OF MIXING RATIO AT 09 GMT. 5.35 5.41 6.36 8.64 11.27 14.12 16.22 16.54 14.43 10.88 8.20 6.30 10.30 MEAN OF MIXING RATIO AT 15 GMT. 5.52 5.65 6.53 8.82 11.34 14.23 16.50 16.95 14.87 11.30 8.29 6.34 10.52 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.5 -6.5 -2.5 -0.5 5.0 8.5 13.0 14.0 7.5 3.5 -1.5 -5.0 -9.5 YEAR - DAY 64-20 68-12 72-21 81- 3 79- 1 67- 6 68-13 72-25 73-27 69-31 69-19 63-29 64-20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 27.5 34.6 32.5 37.0 39.5 43.0 43.0 39.5 38.0 36.8 32.0 29.0 43.0 YEAR - DAY 68-15 96- 9 77- 2 80-20 61-16 80- 4 69-14 62-21 81-17 89-19 81-13 65-15 69-14 24 HOUR MAXIMUM PRECIPITATION IN MM. 68.0 49.0 58.0 41.0 51.8 59.0 71.0 190.0 113.5 116.0 115.0 88.0 190.0 YEAR - DAY 78-10 91- 5 89-16 61-16 72- 7 72-27 99-12 66- 6 81-24 87- 9 96-11 79-15 66- 6 MONTHLY TOTAL PRECIPITATION IN MM. 74.0 66.4 72.2 41.1 35.2 38.1 30.3 47.5 81.8 99.1 82.9 83.7 752.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.3 15.2 21.2 35.3 NO. OF DAYS WITH PRECIPITATION. 9 9 10 8 7 6 6 8 9 8 8 9 97 NO. OF DAYS PRECIPITATION EQUAL 8 8 8 6 5 5 4 6 7 7 6 8 78 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 3 3 1 1 1 1 1 3 3 3 3 26 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 91 91 89 87 87 88 90 91 92 92 91 90 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 68 69 65 62 62 62 64 65 64 66 68 65 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 83 82 77 72 73 74 78 81 85 87 88 81 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 1 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 20 21 6 0 0 0 54 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 4 12 21 21 9 1 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. 9 6 1 0 0 0 0 0 0 0 0 4 20 DATE OF START AND END FREEZING START = 15 NOV. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION GHAEMSHAHR LATITUDE 36 29 N DATA PROCESSING CENTER LONGITUDE 52 53 E ELEVATION 50 MET. MEAN AND EXTREMES FOR THE PERIOD 1961 TO 2000 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 7.1 7.6 10.0 15.6 20.7 24.5 26.6 26.3 23.4 18.4 13.3 9.1 16.9 AVERAGE DEW POINT TEMPERATURE. IN C. 3.8 4.1 6.5 11.1 15.3 19.0 21.3 21.6 19.3 14.6 9.9 5.9 12.7 AVERAGE OF MIXING RATIO IN G/KG 5.12 5.26 6.18 8.42 11.11 14.01 16.15 16.45 14.26 10.64 7.81 5.95 10.11 AVERAGE OF VAPOUR PRESSURE HPA 8.22 8.44 9.90 13.44 17.67 22.19 25.49 25.96 22.57 16.93 12.48 9.54 16.07 AVERAGE OF SATURATION DEFICIT IN HPA 2.30 2.52 2.97 5.12 7.50 9.27 9.98 9.08 7.04 5.03 3.44 2.54 5.57 AVERAGE RELATIVE HUMIDITY IN PERCENT 82 81 81 77 74 74 75 77 79 80 82 82 79 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 92 92 92 90 88 87 88 90 92 93 93 93 91 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 67 67 68 64 61 61 62 63 65 64 66 68 65 NO. OF DAYS PRECIPITATION EQUAL 5 4 5 3 2 2 2 3 4 4 4 5 43 OR MORE THAN 5 MM.