IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** 15.1 22.6 21.3 22.4 22.2 26.3 20.3 14.3 9.6 ****** 1966 9.0 10.1 12.9 17.8 24.2 30.6 31.1 30.6 26.6 19.9 12.7 7.9 23.2 1967 6.0 4.3 15.6 ****** 24.7 31.2 31.0 28.7 24.0 17.3 11.2 5.6 ****** 1968 ****** 2.5 12.0 13.4 19.4 24.4 27.4 ****** ****** 16.1 8.9 4.2 ****** 1969 -1.4 1.6 9.9 14.6 21.5 26.9 27.7 25.6 22.2 18.6 8.0 ****** ****** 1970 2.1 6.1 8.9 16.4 22.3 26.6 29.6 ****** 21.8 16.8 11.7 4.3 ****** 1971 2.9 5.0 10.6 14.2 22.3 25.8 27.9 27.3 18.9 16.0 8.6 3.7 25.0 1972 -1.8 -1.6 6.0 14.8 17.4 25.5 27.3 24.9 23.6 20.7 10.1 -0.4 29.1 1973 -1.8 5.7 8.1 18.2 22.1 26.5 29.9 27.1 23.3 19.0 7.1 2.3 31.7 1974 -0.9 -0.5 10.8 16.3 22.8 27.8 27.4 26.6 22.3 13.3 9.3 1.0 28.7 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** 6.9 14.9 21.0 25.7 30.3 27.5 23.6 17.1 9.2 5.9 ****** 1977 0.5 7.3 12.5 15.9 20.0 26.8 29.5 ****** ****** 15.1 9.5 5.4 ****** 1978 4.6 6.6 11.2 19.4 22.5 23.9 29.3 27.2 24.4 17.9 7.4 7.6 24.7 1979 4.3 7.9 9.7 21.7 21.5 29.7 31.8 27.8 ****** 21.6 13.1 5.5 ****** 1980 3.8 5.0 12.2 20.5 24.5 29.4 30.4 29.9 26.8 18.6 12.8 7.8 26.6 1981 5.1 7.7 14.3 ****** 23.5 ****** ****** ****** 23.5 18.4 14.1 9.5 ****** 1982 4.8 4.3 11.2 21.2 25.2 28.8 29.1 ****** ****** 15.9 9.1 2.6 ****** 1983 1.2 6.2 8.7 16.6 23.7 28.5 31.6 30.4 26.0 18.1 13.7 6.3 30.4 1984 4.8 4.2 14.0 19.3 21.1 28.6 29.2 30.3 25.7 17.9 12.7 2.4 27.9 1985 6.3 ****** 10.4 19.3 24.3 29.5 30.9 28.8 26.6 19.7 14.0 8.4 ****** 1986 6.5 7.8 8.9 17.9 23.2 27.6 30.5 ****** 25.2 21.7 10.6 5.4 ****** 1987 8.3 10.4 12.0 18.9 25.9 29.0 29.8 30.0 25.3 16.6 14.3 9.4 21.7 1988 5.9 7.8 14.3 20.5 26.7 28.8 31.7 31.2 27.7 21.6 15.2 9.6 25.8 1989 3.3 4.6 13.3 20.6 24.4 ****** ****** ****** ****** ****** 14.0 9.1 ****** 1990 3.7 7.6 11.7 19.4 25.6 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 1.1 5.5 7.3 16.6 19.8 27.9 32.1 28.0 24.5 19.1 13.8 5.6 31.0 1993 2.4 6.2 10.1 18.3 22.8 28.9 30.5 29.7 27.7 17.9 10.3 7.4 28.1 1994 6.8 7.2 13.2 19.3 23.3 28.8 32.2 31.8 23.2 18.6 14.5 4.5 27.7 1995 7.5 8.7 13.0 18.2 22.7 28.1 33.3 32.4 26.7 19.0 14.1 4.5 28.8 1996 2.2 8.0 9.2 17.4 23.7 28.9 29.8 30.4 28.2 19.3 11.0 8.7 28.2 1997 7.4 6.0 9.8 18.3 23.4 29.3 33.7 32.0 26.3 22.1 11.8 7.2 27.7 1998 3.5 6.6 12.4 19.8 23.8 29.3 31.7 30.9 27.3 20.1 16.5 10.6 28.2 1999 5.3 11.2 11.9 18.9 25.5 30.5 30.1 30.8 26.9 21.9 11.7 7.6 25.5 2000 5.6 7.0 12.4 22.1 26.8 29.4 30.5 30.5 27.8 18.8 10.2 6.6 24.9 MEAN 3.8 6.0 11.1 18.0 23.1 27.9 30.0 29.0 25.1 18.6 11.7 6.1 26.2 SD 2.95 2.83 2.29 2.30 2.09 2.15 2.16 2.44 2.23 2.11 2.47 2.73 2.39 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** 5.2 12.0 4.8 5.2 5.6 17.9 13.2 7.5 2.4 ****** 1966 2.4 3.4 5.5 11.0 15.9 22.0 22.3 22.1 18.1 13.4 7.2 2.1 12.1 1967 -0.9 -2.3 7.1 ****** 16.4 22.4 21.9 18.6 13.1 7.0 1.5 -7.0 ****** 1968 ****** -6.9 2.9 4.0 9.2 14.4 18.1 17.2 14.9 8.7 1.8 -2.1 ****** 1969 -8.4 -6.6 -0.1 5.1 11.1 16.1 16.3 14.7 10.3 8.2 -1.4 ****** ****** 1970 -4.8 -2.6 0.1 6.8 11.6 15.0 19.2 17.2 12.1 6.5 4.0 -4.1 6.7 1971 -5.5 -4.2 1.8 4.9 12.7 16.3 18.9 17.4 10.1 6.9 1.2 -3.7 6.4 1972 -10.0 -9.6 0.0 6.4 7.7 15.0 17.3 14.9 13.1 10.3 0.6 -7.3 4.9 1973 -10.3 -3.2 -0.2 8.2 10.7 15.1 19.3 16.0 12.3 8.6 -2.6 -6.2 5.6 1974 -7.5 -8.1 2.0 6.1 11.5 15.9 15.9 15.7 12.3 4.4 1.4 -5.4 5.4 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** 1.1 6.7 10.6 14.9 19.9 17.4 13.2 8.8 2.8 -0.3 ****** 1977 -4.2 1.4 4.4 8.6 9.8 16.4 18.7 ****** 13.8 8.5 3.0 -0.4 ****** 1978 -2.3 -0.1 4.3 10.5 12.8 13.0 21.1 18.9 16.1 11.5 1.7 1.1 9.0 1979 -0.8 1.4 3.0 14.8 14.7 21.4 24.0 19.3 ****** 14.8 6.1 0.0 ****** 1980 -1.2 -0.5 5.1 13.3 16.2 20.8 20.9 20.3 18.1 10.7 5.4 0.7 10.8 1981 -2.4 0.8 6.5 8.4 15.3 ****** ****** ****** 14.9 11.4 6.5 2.8 ****** 1982 -1.3 -3.3 3.9 13.3 17.4 20.8 21.2 ****** ****** 10.1 3.8 -2.1 ****** 1983 -3.7 -0.0 2.6 10.4 17.0 21.7 24.3 23.8 19.2 10.9 7.5 1.3 11.2 1984 -1.0 -1.3 7.9 12.8 14.3 21.5 22.2 24.1 18.7 11.0 7.3 -2.6 11.2 1985 0.3 ****** 3.7 11.9 17.0 22.5 23.8 21.4 19.1 12.1 8.2 1.9 ****** 1986 0.2 2.0 3.2 11.4 15.7 19.7 22.7 ****** 17.4 14.1 4.8 -0.6 ****** 1987 0.6 3.5 4.9 11.0 17.8 20.3 21.9 22.2 16.9 9.6 6.8 2.0 11.5 1988 -1.2 0.1 6.6 11.9 17.6 19.3 23.1 22.1 18.6 13.7 8.0 1.8 11.8 1989 -3.5 -2.8 6.2 12.0 15.7 ****** ****** ****** ****** ****** 8.0 3.0 ****** 1990 -1.1 0.9 4.6 11.4 17.5 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 -3.0 0.2 1.9 10.4 14.4 21.5 25.8 21.9 18.1 13.2 8.6 1.7 11.2 1993 -1.3 1.3 4.8 12.8 16.9 22.3 24.2 23.0 21.3 12.2 5.2 2.3 12.1 1994 2.0 1.3 7.8 13.5 17.1 22.1 25.7 25.2 17.2 13.6 9.4 -0.8 12.8 1995 2.1 3.7 7.4 13.0 17.1 21.9 27.0 25.7 20.4 13.2 8.3 0.5 13.4 1996 -1.7 3.5 5.0 11.5 17.7 22.4 23.9 24.2 21.8 13.1 6.1 3.8 12.6 1997 2.6 -0.3 4.4 12.3 17.3 23.5 27.4 25.2 19.9 16.6 7.4 3.0 13.3 1998 -1.1 1.5 7.1 13.7 17.5 22.6 25.4 24.7 21.1 14.2 10.8 5.2 13.6 1999 1.4 5.7 7.1 13.0 18.7 23.5 23.9 24.3 20.6 16.1 6.8 2.7 13.6 2000 0.3 1.3 6.2 15.6 19.9 22.5 23.8 23.8 21.6 13.4 6.1 2.7 13.1 MEAN -2.1 -0.6 4.2 10.4 14.9 19.1 21.5 20.2 16.7 11.2 5.1 -0.0 10.0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** 16.3 19.8 25.0 33.2 37.8 39.6 38.8 34.7 27.4 21.1 16.7 ****** 1966 15.6 16.9 20.3 24.6 32.6 39.2 39.9 39.2 35.1 26.5 18.2 13.7 26.8 1967 12.8 10.9 24.2 26.0 33.0 39.9 40.0 38.8 35.0 27.5 20.9 18.2 27.3 1968 14.3 11.8 21.1 22.8 29.5 34.3 36.6 ****** ****** 23.5 16.0 10.5 ****** 1969 5.6 9.9 19.9 24.1 31.9 37.8 39.2 36.5 34.1 29.0 17.4 13.9 24.9 1970 9.0 14.7 17.8 26.0 32.9 38.3 40.0 ****** 31.5 27.1 19.4 12.7 ****** 1971 11.3 14.3 19.4 23.5 31.9 35.2 37.0 37.2 27.6 25.1 16.1 11.1 24.1 1972 6.5 6.5 12.0 23.2 27.1 36.1 37.3 34.9 34.0 31.0 19.6 6.5 22.9 1973 6.7 14.5 16.5 28.2 33.4 38.0 40.4 38.3 34.3 29.5 16.8 10.8 25.6 1974 5.7 7.1 19.7 26.4 34.1 39.6 38.9 37.5 32.3 22.1 17.3 7.3 24.0 1975 7.5 ****** 17.8 25.4 31.1 39.1 41.4 36.5 32.6 22.7 13.1 8.6 ****** 1976 11.6 9.0 12.7 23.0 31.3 36.6 40.7 37.6 33.9 25.3 15.6 12.1 24.1 1977 5.2 13.2 20.5 23.3 30.2 37.2 40.3 ****** ****** 21.7 15.9 11.2 ****** 1978 11.4 13.2 18.2 28.3 32.3 34.8 37.6 35.6 32.7 24.4 13.2 14.1 24.6 1979 9.6 14.4 16.5 28.5 28.3 37.7 39.6 36.3 ****** 28.5 20.1 11.2 ****** 1980 8.8 10.5 19.3 27.7 32.7 38.1 40.0 39.6 35.6 26.5 20.2 14.9 26.2 1981 12.7 14.6 22.0 ****** 31.8 ****** ****** ****** 32.2 25.5 21.7 16.3 ****** 1982 10.9 11.7 18.4 29.1 33.0 36.8 37.0 ****** ****** 21.8 14.3 7.5 ****** 1983 5.9 12.3 14.8 22.6 30.3 35.4 38.9 36.9 32.8 25.8 19.9 11.2 23.9 1984 10.7 9.7 20.1 25.8 28.0 35.7 36.1 36.6 32.7 24.8 18.0 7.4 23.8 1985 12.4 ****** 16.6 26.4 31.6 36.5 37.9 36.0 34.1 27.5 19.4 14.9 ****** 1986 12.7 13.6 14.9 24.0 30.4 35.5 38.4 ****** 32.9 29.3 16.3 11.3 ****** 1987 16.0 17.3 19.1 26.8 33.9 37.7 37.7 37.8 33.6 23.7 21.9 16.7 26.8 1988 12.9 15.5 22.1 29.0 35.9 38.2 40.4 40.3 36.7 29.5 22.5 17.4 28.4 1989 10.1 11.9 20.4 29.2 33.0 ****** ****** ****** ****** ****** 20.0 15.1 ****** 1990 8.4 14.3 18.8 27.3 33.7 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 5.2 10.8 12.7 22.7 25.3 34.3 38.5 34.1 30.9 25.1 19.1 9.4 22.3 1993 6.1 11.1 15.3 23.7 28.7 35.6 36.8 36.3 34.1 23.7 15.5 12.5 23.3 1994 11.5 13.0 18.7 25.2 29.5 35.6 38.7 38.5 29.3 23.6 19.6 9.7 24.4 1995 13.0 13.7 18.6 23.4 28.3 34.3 39.5 39.1 32.9 24.8 19.9 8.4 24.7 1996 6.2 12.6 13.5 23.4 29.6 35.4 35.7 36.7 34.6 25.4 15.9 13.7 23.6 1997 12.3 12.2 15.2 24.2 29.5 35.2 40.0 38.8 32.6 27.6 16.3 11.3 24.6 1998 8.1 11.7 17.7 25.9 30.1 36.0 38.0 37.2 33.5 26.1 22.1 15.9 25.2 1999 9.3 16.7 16.8 24.9 32.2 37.4 36.3 37.3 33.3 27.6 16.6 12.6 25.1 2000 11.0 12.6 18.5 28.6 33.7 36.2 37.2 37.2 33.9 24.2 14.2 10.5 24.8 MEAN 9.9 12.7 18.0 25.5 31.3 36.7 38.6 37.4 33.2 25.9 18.1 12.2 25.0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** 19.8 21.2 33.0 34.4 33.2 16.8 14.2 13.6 14.3 ****** 1966 13.2 13.5 14.8 13.6 16.7 17.2 17.6 17.1 17.0 13.1 11.0 11.6 14.7 1967 13.7 13.2 17.1 ****** 16.6 17.5 18.1 20.2 21.9 20.5 19.4 25.2 ****** 1968 ****** 18.7 18.2 18.8 20.3 19.9 18.5 ****** ****** 14.8 14.2 12.6 ****** 1969 14.0 16.5 20.0 19.0 20.8 21.7 22.9 21.8 23.9 20.8 18.8 ****** ****** 1970 13.8 17.3 17.7 19.2 21.3 23.3 20.8 ****** 19.4 20.6 15.4 16.8 ****** 1971 16.8 18.5 17.6 18.6 19.2 18.9 18.1 19.8 17.5 18.2 14.9 14.8 17.7 1972 16.5 16.1 12.0 16.8 19.4 21.1 20.0 20.0 20.9 20.7 19.0 13.8 18.0 1973 17.0 17.7 16.7 20.0 22.7 22.9 21.1 22.3 22.0 20.9 19.4 17.0 20.0 1974 13.2 15.2 17.7 20.3 22.6 23.7 23.0 21.8 20.0 17.7 15.9 12.7 18.6 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** 11.6 16.3 20.7 21.7 20.8 20.2 20.7 16.5 12.8 12.4 ****** 1977 9.4 11.8 16.1 14.6 20.4 20.8 21.6 ****** ****** 13.2 12.9 11.6 ****** 1978 13.7 13.3 13.9 17.8 19.5 21.8 16.5 16.7 16.6 12.9 11.5 13.0 15.6 1979 10.4 13.0 13.5 13.7 13.6 16.3 15.6 17.0 ****** 13.7 14.0 11.2 ****** 1980 10.0 11.0 14.2 14.4 16.5 17.4 19.1 19.3 17.5 15.8 14.8 14.2 15.3 1981 15.1 13.8 15.5 ****** 16.5 ****** ****** ****** 17.3 14.1 15.2 13.5 ****** 1982 12.2 15.0 14.5 15.8 15.6 16.0 15.8 ****** ****** 11.7 10.5 9.6 ****** 1983 9.6 12.3 12.2 12.2 13.3 13.7 14.6 13.1 13.6 14.9 12.4 9.9 12.6 1984 11.7 11.0 12.2 13.0 13.7 14.2 13.9 12.5 14.0 13.8 10.7 10.0 12.6 1985 12.1 ****** 12.9 14.5 14.6 14.0 14.1 14.6 15.0 15.4 11.2 13.0 ****** 1986 12.5 11.6 11.7 12.6 14.7 15.8 15.7 ****** 15.5 15.2 11.5 11.9 ****** 1987 15.4 13.8 14.2 15.8 16.1 17.4 15.8 15.6 16.7 14.1 15.1 14.7 15.4 1988 14.1 15.4 15.5 17.1 18.3 18.9 17.3 18.2 18.1 15.8 14.5 15.6 16.6 1989 13.6 14.7 14.2 17.2 17.3 ****** ****** ****** ****** ****** 12.0 12.1 ****** 1990 9.5 13.4 14.2 15.9 16.2 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 8.2 10.6 10.8 12.3 10.9 12.8 12.7 12.2 12.8 11.9 10.5 7.7 11.1 1993 7.4 9.8 10.5 10.9 11.8 13.3 12.6 13.3 12.8 11.5 10.3 10.2 11.2 1994 9.5 11.7 10.9 11.7 12.4 13.5 13.0 13.3 12.1 10.0 10.2 10.5 11.6 1995 10.9 10.0 11.2 10.4 11.2 12.4 12.5 13.4 12.5 11.6 11.6 7.9 11.3 1996 7.9 9.1 8.5 11.9 11.9 13.0 11.8 12.5 12.8 12.3 9.8 9.9 10.9 1997 9.7 12.5 10.8 11.9 12.2 11.7 12.6 13.6 12.7 11.0 8.9 8.3 11.3 1998 9.2 10.2 10.6 12.2 12.6 13.4 12.6 12.5 12.4 11.9 11.3 10.7 11.6 1999 7.9 11.0 9.7 11.9 13.5 13.9 12.4 13.0 12.7 11.5 9.8 9.9 11.4 2000 10.7 11.3 12.3 13.0 13.8 13.7 13.4 13.4 12.3 10.8 8.1 7.8 11.7 MEAN 11.9 13.3 13.7 15.1 16.4 17.6 17.1 16.9 16.3 14.7 13.1 12.3 14.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 1.72 3.44 4.10 5.62 9.71 9.76 12.86 13.95 15.04 6.69 3.92 3.31 7.51 1966 3.40 3.42 3.80 4.44 7.73 11.74 12.43 12.71 10.57 6.43 4.56 3.27 7.04 1967 3.54 3.53 6.48 4.36 7.94 12.82 16.54 14.91 9.68 5.73 5.96 3.14 7.89 1968 3.55 4.06 6.23 7.05 9.23 12.12 16.43 16.39 10.20 4.94 6.03 4.03 8.36 1969 3.55 3.81 3.89 3.88 7.43 11.35 12.05 7.79 5.12 6.19 3.85 4.11 6.08 1970 3.84 3.72 4.01 5.05 6.92 11.43 15.30 10.65 8.18 4.89 4.40 3.04 6.79 1971 3.17 3.42 4.14 5.94 7.23 6.46 8.94 7.66 5.16 4.60 5.28 3.57 5.46 1972 2.96 2.89 4.55 7.88 8.29 9.22 7.50 6.04 5.93 4.92 4.19 3.55 5.66 1973 3.04 3.55 4.51 6.25 6.14 11.30 8.70 8.20 6.96 5.74 3.30 3.11 5.90 1974 3.17 3.57 5.26 5.43 8.79 11.67 11.48 10.32 8.27 5.15 4.29 3.04 6.70 1975 2.88 ****** 3.83 6.49 9.91 11.20 12.11 11.42 7.28 5.08 4.34 3.75 ****** 1976 3.65 3.54 4.17 6.04 8.25 10.81 11.16 10.32 7.59 5.86 4.31 3.71 6.62 1977 2.91 3.92 4.28 5.85 7.51 8.97 6.85 ****** 7.89 5.82 4.66 4.01 ****** 1978 3.25 3.87 4.70 5.35 6.20 6.16 9.08 7.94 8.90 5.60 4.39 4.12 5.80 1979 3.92 3.98 4.29 6.51 7.35 8.41 8.51 7.71 ****** 6.14 4.21 3.33 ****** 1980 3.18 3.51 4.65 6.68 6.08 6.66 6.76 6.16 6.84 5.51 5.01 3.71 5.40 1981 3.14 4.04 5.05 4.21 5.56 ****** ****** ****** 5.77 5.02 4.26 3.76 ****** 1982 3.08 2.65 4.34 5.68 6.96 6.54 6.21 ****** ****** 6.42 5.00 3.58 ****** 1983 2.93 3.30 3.73 5.45 7.33 5.99 7.86 7.19 6.81 4.47 4.03 3.60 5.22 1984 3.19 3.18 5.14 4.78 6.63 8.42 9.34 10.10 7.53 4.50 4.82 3.20 5.90 1985 3.63 ****** 3.77 4.92 7.50 7.77 7.42 7.59 6.64 5.02 5.10 3.73 ****** 1986 3.40 3.88 4.27 5.14 6.08 6.87 8.32 ****** 6.77 5.54 4.47 3.46 ****** 1987 3.10 3.68 4.27 4.79 6.47 6.67 8.14 7.64 5.86 5.20 3.89 3.56 5.27 1988 2.95 3.51 4.79 5.29 5.42 6.27 8.85 7.22 6.05 4.48 4.20 3.19 5.18 1989 2.71 2.87 4.20 5.21 4.89 ****** ****** ****** ****** ****** 5.46 4.35 ****** 1990 3.43 3.78 3.98 4.89 6.46 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 3.11 3.26 3.75 4.93 7.62 7.41 8.08 6.40 4.06 3.66 3.63 4.20 5.01 1993 3.10 3.98 3.93 5.45 5.70 5.66 7.56 5.31 3.99 3.23 4.26 3.33 4.63 1994 3.40 2.97 3.95 4.76 5.32 5.48 8.07 6.20 4.27 6.23 4.52 2.48 4.81 1995 2.62 2.72 3.10 5.16 5.72 7.12 5.27 6.96 4.81 3.44 2.29 3.29 4.37 1996 2.89 4.35 4.76 5.33 7.62 6.90 8.11 5.81 4.40 3.96 3.39 3.46 5.08 1997 2.79 1.83 3.41 3.93 5.97 8.12 7.26 6.32 3.98 4.38 4.41 3.79 4.68 1998 3.37 3.41 4.27 5.04 5.88 5.66 7.24 6.73 4.56 4.36 2.87 2.72 4.68 1999 3.60 3.40 3.97 4.80 4.43 4.09 6.54 4.23 4.20 3.83 3.92 2.82 4.15 2000 2.13 2.83 2.65 3.75 3.80 4.82 4.57 4.50 4.48 4.49 4.76 4.35 3.93 MEAN 3.16 3.46 4.30 5.33 6.86 8.25 9.24 8.43 6.71 5.08 4.36 3.53 5.72 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 3.42 2.88 4.01 4.56 13.11 10.66 16.36 20.52 28.98 7.70 4.53 3.10 9.99 1966 3.58 3.24 3.59 4.83 9.71 21.17 19.85 19.54 12.53 7.77 3.95 3.10 9.40 1967 3.18 3.34 4.32 4.51 10.46 22.44 25.48 32.60 15.41 8.00 6.34 3.79 11.66 1968 4.54 4.40 7.65 10.56 9.02 13.87 19.37 26.34 19.32 6.66 6.86 5.17 11.15 1969 4.36 5.09 6.44 6.88 13.68 16.68 16.14 15.39 11.96 11.43 5.17 5.25 9.87 1970 3.96 5.02 5.48 7.21 11.26 25.06 37.40 28.77 14.33 8.53 7.25 4.00 13.19 1971 3.52 4.04 4.31 7.88 10.08 8.78 10.08 9.69 8.00 7.02 6.48 4.16 7.00 1972 4.22 4.02 5.02 11.03 11.71 14.15 11.85 8.00 6.12 8.51 5.58 4.45 7.89 1973 3.72 5.59 5.34 9.07 8.09 22.71 10.89 8.56 10.70 8.75 4.17 4.45 8.50 1974 3.62 4.04 7.15 7.04 10.99 16.61 16.85 13.00 11.60 6.06 5.78 3.74 8.87 1975 3.74 ****** 5.30 6.37 9.29 13.71 11.61 11.37 8.68 5.87 4.59 4.20 ****** 1976 4.38 3.82 4.58 6.19 6.12 12.97 9.45 10.15 9.19 7.42 5.48 4.56 7.03 1977 3.49 4.08 4.57 4.94 7.71 10.52 8.49 ****** 7.47 5.52 4.49 4.45 ****** 1978 3.85 3.97 4.16 4.51 4.76 4.48 6.67 6.45 7.03 3.62 4.63 4.39 4.87 1979 4.01 3.97 4.78 6.94 6.06 8.20 8.42 7.83 ****** 7.10 4.33 4.06 ****** 1980 3.61 3.80 4.78 5.64 6.06 6.91 8.51 8.71 6.78 5.16 5.73 4.33 5.83 1981 4.23 4.75 4.76 4.84 6.43 ****** ****** ****** 5.21 4.84 4.39 3.75 ****** 1982 3.52 3.13 4.85 5.71 7.09 6.02 6.20 ****** ****** 8.62 5.28 4.02 ****** 1983 3.21 3.44 3.89 5.09 7.19 5.91 7.41 7.18 6.84 4.46 4.23 3.71 5.21 1984 3.82 3.55 5.51 3.95 5.77 7.44 8.76 9.80 7.56 4.80 5.14 3.16 5.77 1985 3.58 ****** 3.66 4.56 8.14 7.52 7.58 8.22 7.16 5.76 6.13 4.36 ****** 1986 3.54 4.16 4.93 4.97 6.48 6.62 9.69 ****** 6.51 5.72 4.65 4.18 ****** 1987 4.44 4.34 4.89 5.47 7.56 8.62 9.19 8.61 6.29 5.80 5.10 4.45 6.23 1988 3.96 4.99 6.20 7.06 6.12 6.65 10.46 9.42 7.22 5.78 4.81 4.60 6.44 1989 3.84 3.95 5.37 5.55 5.72 ****** ****** ****** ****** ****** 6.83 5.75 ****** 1990 3.82 4.54 5.32 5.24 9.74 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 3.52 3.49 3.78 4.75 7.24 7.89 8.32 6.17 4.55 4.27 4.16 4.54 5.22 1993 3.42 4.01 3.72 5.16 5.19 5.98 7.53 5.83 4.50 3.64 4.32 3.74 4.75 1994 3.72 3.21 3.83 4.47 4.73 5.74 7.76 7.01 4.94 6.86 5.14 3.08 5.04 1995 3.23 2.83 2.91 4.52 5.17 7.07 5.21 8.92 5.06 3.90 2.75 3.65 4.60 1996 3.33 4.73 4.67 4.84 7.31 6.89 7.53 5.49 4.83 4.70 3.91 3.57 5.15 1997 2.86 2.05 3.37 3.57 5.93 8.55 7.52 7.74 4.54 4.75 4.66 4.61 5.01 1998 3.38 3.35 4.48 5.73 5.81 5.91 7.64 6.83 5.15 4.95 3.74 3.63 5.05 1999 4.00 3.49 3.99 4.57 4.47 4.26 6.77 4.83 5.30 4.30 4.37 3.50 4.49 2000 2.78 2.94 2.87 4.34 3.88 4.90 4.81 4.77 5.09 5.16 4.98 4.92 4.29 MEAN 3.70 3.89 4.70 5.79 7.66 10.47 11.25 11.31 8.68 6.17 5.00 4.14 6.89 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 3.57 2.55 3.65 4.32 11.32 10.81 16.01 16.27 26.44 6.94 4.32 3.10 9.11 1966 3.81 3.29 3.25 4.60 9.46 21.38 17.59 19.63 11.46 7.38 3.87 3.15 9.07 1967 3.18 3.45 4.30 4.68 10.02 23.21 27.00 33.04 15.03 7.60 5.94 3.56 11.75 1968 4.32 4.30 6.55 9.69 8.86 13.04 19.31 23.12 16.38 6.17 6.25 4.68 10.22 1969 4.20 4.50 5.52 5.24 9.50 12.03 11.42 10.68 10.59 9.30 4.17 4.28 7.62 1970 4.03 4.74 4.49 6.00 9.61 23.00 31.91 20.56 10.11 6.83 6.47 3.80 10.96 1971 3.35 3.68 3.99 6.78 8.13 8.86 8.48 7.90 7.01 5.81 6.31 4.45 6.23 1972 4.02 3.88 4.66 9.67 10.15 10.79 9.48 7.08 5.64 9.04 5.62 4.56 7.05 1973 3.70 5.44 5.28 6.88 7.49 16.07 8.31 7.58 9.54 8.23 4.57 4.31 7.28 1974 3.45 4.08 6.56 7.16 10.01 14.55 16.34 12.92 9.50 6.13 5.85 3.87 8.37 1975 3.78 ****** 4.89 6.70 8.62 11.77 13.02 10.43 8.66 5.93 4.88 4.11 ****** 1976 4.03 3.77 4.51 6.13 8.26 11.36 8.14 10.38 9.03 7.11 5.42 4.58 6.89 1977 3.41 3.85 4.46 5.78 7.12 8.80 6.31 ****** 6.85 5.15 4.41 4.18 ****** 1978 4.00 4.11 4.17 4.60 4.76 5.19 4.75 5.58 6.38 3.72 4.00 4.00 4.60 1979 3.80 3.78 4.29 6.51 5.85 6.89 6.77 7.15 ****** 6.11 3.90 3.90 ****** 1980 3.23 3.70 4.09 5.25 5.30 5.95 6.39 6.49 5.65 5.23 4.58 3.80 4.97 1981 3.77 4.01 4.15 4.71 5.02 ****** ****** ****** 4.83 4.39 4.00 3.17 ****** 1982 2.90 2.71 4.13 5.77 6.53 5.85 6.08 ****** ****** 8.09 5.23 3.71 ****** 1983 2.99 3.31 4.08 5.18 7.02 5.92 6.89 7.00 6.51 3.79 3.60 3.54 4.99 1984 3.54 3.35 5.61 4.08 5.79 7.11 8.42 9.49 6.94 4.67 4.98 3.16 5.59 1985 3.60 ****** 3.77 4.50 7.32 7.03 7.09 7.54 6.21 4.99 6.33 3.71 ****** 1986 3.30 3.91 4.37 5.28 5.96 6.83 8.65 ****** 5.14 5.15 3.88 3.53 ****** 1987 3.17 3.76 4.59 5.22 6.64 7.82 8.48 7.60 5.94 5.40 3.97 3.52 5.51 1988 3.54 4.18 5.07 5.68 5.46 5.93 9.02 7.84 5.63 4.93 3.94 3.24 5.37 1989 3.11 3.34 4.55 4.72 4.89 ****** ****** ****** ****** ****** 6.68 4.92 ****** 1990 3.75 4.51 4.52 4.25 8.81 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 3.65 3.36 3.67 5.11 7.48 7.77 8.09 5.82 4.51 4.44 4.25 4.72 5.24 1993 3.54 4.19 4.17 5.40 5.23 5.73 7.09 5.18 4.40 3.73 4.27 3.80 4.73 1994 3.84 3.32 3.97 4.64 5.06 5.28 6.95 6.54 4.98 6.90 5.00 3.08 4.96 1995 3.26 2.84 2.94 4.86 5.23 6.70 4.50 8.44 5.09 4.04 2.77 3.63 4.53 1996 3.26 5.03 4.90 5.24 7.37 6.49 6.82 5.29 4.68 4.35 4.06 3.84 5.11 1997 3.06 2.15 3.32 3.42 6.02 8.77 7.49 7.26 4.26 4.71 4.68 4.81 5.00 1998 3.56 3.63 4.47 5.71 5.62 5.23 7.49 6.36 5.46 4.82 3.71 3.52 4.97 1999 3.89 3.33 3.89 4.18 4.34 4.00 6.43 4.70 4.85 4.28 4.33 3.38 4.30 2000 2.56 2.87 2.72 4.17 3.77 4.14 4.04 4.40 4.73 5.28 4.94 5.37 4.08 MEAN 3.55 3.73 4.39 5.49 7.09 9.51 10.15 10.08 7.83 5.78 4.75 3.92 6.35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. ABSOLUTE OF MINIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1964 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1965 ***** ** ***** ** ***** ** 2.0 4 4.8 4 2.5 22 4.2 31 5.0 6 12.5 23 4.5 28 3.0 11 -4.6 22 ***** 1966 -4.0 3 -0.5 4 -2.2 2 1.2 5 5.4 6 16.6 2 17.6 1 17.4 19 14.4 22 9.8 13 3.8 23 -4.2 25 -4.2 1967 -7.5 28 -5.2 1 -4.0 1 ***** ** 10.2 1 17.6 8 18.0 12 14.0 7 7.0 27 1.5 25 -7.0 29 -10.5 27 ***** 1968 ***** ** -13.5 7 -7.0 22 0.0 25 5.0 1 8.5 2 14.5 12 13.0 28 9.0 20 1.0 29 0.5 17 -7.0 31 ***** 1969 -13.5 7 -12.0 4 -6.0 21 1.5 12 6.0 9 13.0 9 6.5 9 10.0 29 3.5 14 2.0 28 -8.5 18 ***** ** ***** 1970 -12.5 29 -6.5 19 -4.5 12 -2.0 26 5.5 9 8.0 12 17.0 22 14.5 23 7.0 18 -0.5 28 0.5 16 -10.5 15 -12.5 1971 -10.0 21 -10.0 3 -7.0 16 -2.5 3 8.0 1 12.0 7 15.0 25 15.0 3 5.0 15 3.0 30 -3.0 27 -9.5 22 -10.0 1972 -14.0 24 -18.5 3 -3.5 21 2.5 5 3.5 10 10.0 2 13.5 13 9.5 27 11.5 1 8.5 12 -2.0 16 -15.0 25 -18.5 1973 -15.0 4 -15.0 8 -5.0 8 4.0 1 6.5 6 8.0 12 16.5 31 13.5 13 5.5 29 6.0 23 -7.0 25 -10.0 15 -15.0 1974 -11.0 26 -15.0 4 -6.5 7 1.5 6 5.0 1 10.5 13 6.0 18 11.5 28 7.0 25 0.0 16 -5.0 27 -13.0 28 -15.0 1975 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1976 ***** ** ***** ** -5.5 9 2.0 2 6.0 7 10.0 2 17.0 21 12.0 29 10.5 24 4.5 31 1.0 17 -4.0 25 ***** 1977 -8.0 15 -2.5 10 -2.0 1 3.0 1 5.0 17 11.0 2 16.5 6 ***** ** 9.5 24 3.5 26 0.0 15 -8.0 26 ***** 1978 -11.0 17 -5.5 7 1.0 9 5.0 18 6.0 4 6.0 4 18.5 6 15.0 4 14.0 23 8.5 6 -3.5 4 -5.0 25 -11.0 1979 -5.5 30 -4.5 1 -5.5 3 6.5 30 5.0 9 16.8 1 20.5 6 16.5 31 ***** ** 9.0 31 1.0 26 -6.0 24 ***** 1980 -5.0 24 -6.5 3 -3.0 4 4.5 19 10.0 1 15.0 1 17.5 1 15.0 30 15.0 4 5.5 31 0.0 27 -4.5 15 -6.5 1981 -5.5 2 -4.0 4 0.0 5 1.5 2 9.0 3 ***** ** ***** ** ***** ** 8.0 24 7.0 31 -0.5 25 0.0 31 ***** 1982 -6.5 22 -8.5 20 0.0 7 8.0 1 12.5 9 17.5 3 18.0 21 ***** ** ***** ** 5.0 27 0.0 30 -6.5 10 ***** 1983 -9.0 28 -5.0 23 -4.5 3 2.0 1 11.0 3 17.5 3 20.0 1 20.0 27 14.0 30 8.0 19 1.5 26 -4.0 24 -9.0 1984 -6.0 30 -7.5 1 1.0 17 7.0 1 7.0 2 17.0 4 19.5 3 22.0 30 14.0 27 3.5 21 5.0 10 -5.5 13 -7.5 1985 -5.0 8 ***** ** -5.0 2 7.0 7 8.0 6 18.0 12 21.0 29 17.5 27 16.0 21 8.0 23 4.0 21 -4.0 31 ***** 1986 -5.5 22 -1.0 9 -5.0 17 6.5 1 9.0 4 16.5 4 20.0 12 ***** ** 14.5 9 10.0 19 0.5 18 -5.6 14 ***** 1987 -1.5 14 -1.5 14 0.5 14 3.0 1 11.0 7 16.0 13 17.0 30 17.5 27 12.5 24 2.0 12 -3.0 30 -3.0 1 -3.0 1988 -6.0 1 -5.5 6 -0.5 6 4.5 6 14.0 6 17.0 14 19.0 27 18.5 26 14.0 24 10.5 24 -1.6 15 -7.0 28 -7.0 1989 -9.5 6 -7.0 4 0.0 30 4.5 1 7.0 1 ***** ** ***** ** ***** ** ***** ** ***** ** 4.0 22 -1.5 6 ***** 1990 -6.5 13 -5.5 1 -6.0 21 7.0 5 11.0 14 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 -10.0 26 -5.4 13 -5.2 11 4.0 3 5.8 2 17.0 9 20.8 27 15.8 31 10.5 29 9.8 16 -3.0 27 -6.2 29 -10.0 1993 -5.0 9 -4.8 17 -1.0 23 9.5 14 9.6 8 18.0 6 20.8 19 17.6 4 15.0 28 7.0 9 -2.8 30 -4.2 1 -5.0 1994 -2.2 20 -5.2 4 3.5 15 4.2 5 12.2 7 16.0 5 21.6 1 21.4 26 11.6 21 10.2 9 2.8 27 -10.2 7 -10.2 1995 -2.2 24 -0.4 16 0.8 6 7.2 7 12.2 9 13.0 1 22.5 1 21.0 10 12.6 22 8.0 18 -1.8 30 -2.2 22 -2.2 1996 -10.6 16 -5.0 6 -1.0 1 3.4 6 13.4 2 18.0 28 20.5 16 19.8 4 18.0 24 9.2 19 0.8 13 -0.6 3 -10.6 1997 -6.4 29 -8.4 7 -4.0 9 1.2 12 9.4 6 19.0 20 22.0 1 21.0 29 14.0 15 11.2 25 3.8 28 -2.9 30 -8.4 1998 -5.4 10 -4.6 12 -4.8 2 6.2 7 9.2 3 19.0 6 21.4 25 19.4 4 17.2 13 7.0 12 6.8 26 1.4 6 -5.4 1999 -5.0 3 0.2 22 1.0 19 7.8 11 13.6 22 20.2 17 18.2 28 21.6 21 15.0 28 8.4 27 -2.6 30 -2.4 1 -5.0 2000 -6.2 18 -6.6 8 -1.8 4 9.2 1 15.4 13 14.4 14 19.8 27 20.0 20 16.2 26 8.0 5 2.6 19 0.0 31 -6.6 LOW. -15.0 4 -18.5 3 -7.0 22 -2.5 3 3.5 10 2.5 22 4.2 31 5.0 6 3.5 14 -0.5 28 -8.5 18 -15.0 25 -18.5 YEAR 1973 1972 1968 1971 1972 1965 1965 1965 1969 1970 1969 1972 1972 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. ABSOLUTE OF MAXIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1964 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1965 ***** ** 23.0 28 27.5 12 32.5 29 38.2 17 40.2 28 43.2 15 40.2 21 40.2 3 32.0 15 26.0 2 24.2 9 ***** 1966 21.0 27 22.5 26 27.5 12 31.4 20 38.4 25 42.5 22 44.4 26 42.5 30 39.2 11 34.2 1 24.5 1 20.6 17 44.4 1967 20.4 15 20.2 24 31.4 29 30.6 8 38.5 25 42.8 22 44.2 9 41.0 15 39.0 4 32.5 12 28.0 13 34.0 16 44.2 1968 17.5 14 21.0 29 30.0 15 31.0 17 36.0 23 40.5 28 41.5 3 ***** ** ***** ** 29.0 2 19.0 3 16.0 1 ***** 1969 15.5 17 15.0 9 28.0 30 31.0 25 38.5 26 41.5 30 43.5 19 40.0 17 37.5 9 34.5 1 24.0 1 19.0 24 43.5 1970 16.0 1 20.0 8 29.0 22 34.0 19 40.0 27 43.0 24 47.0 16 ***** ** 37.0 3 34.5 1 26.5 4 21.0 7 ***** 1971 17.0 3 23.0 20 27.0 12 29.5 16 36.0 16 39.5 21 41.5 6 39.5 19 37.0 1 31.0 8 24.0 1 20.0 6 41.5 1972 13.0 16 15.5 16 23.0 30 27.0 23 34.0 28 41.0 22 41.5 6 39.5 16 39.0 1 36.5 12 26.0 1 12.5 1 41.5 1973 12.5 30 21.5 21 20.0 4 34.0 27 38.0 28 43.0 24 44.5 28 42.0 4 40.0 2 34.5 5 25.0 4 16.5 6 44.5 1974 8.0 24 15.0 14 31.0 23 32.5 27 39.5 29 43.5 21 42.0 1 42.0 14 38.5 20 26.0 5 25.0 3 12.5 1 43.5 1975 12.0 8 ***** ** 28.0 22 30.0 12 37.0 21 45.0 30 45.0 1 43.0 3 38.5 10 30.5 1 20.5 1 15.0 22 ***** 1976 15.5 28 20.0 9 18.5 29 29.0 19 36.0 21 42.0 29 44.5 30 41.0 3 37.5 8 32.5 16 22.5 6 18.5 10 44.5 1977 10.0 27 17.5 16 29.0 26 29.5 30 34.0 12 42.0 29 45.5 14 ***** ** ***** ** 27.0 12 21.0 12 19.5 3 ***** 1978 17.0 21 19.0 20 23.0 23 32.0 6 37.5 26 39.0 30 42.0 1 40.0 8 35.0 11 29.5 1 21.0 1 20.0 12 42.0 1979 19.5 5 21.5 26 24.0 18 33.0 7 34.0 20 41.0 30 42.0 9 39.5 9 ***** ** 32.0 1 28.0 2 17.5 2 ***** 1980 17.0 6 15.5 8 29.0 30 32.5 23 36.5 30 44.5 21 42.5 6 41.5 20 39.5 11 33.5 5 25.5 13 22.5 5 44.5 1981 17.0 8 21.0 19 28.5 24 ***** ** 38.0 27 ***** ** ***** ** ***** ** 37.5 9 30.0 5 28.0 14 21.0 19 ***** 1982 19.0 12 16.5 28 24.5 24 34.5 27 37.0 19 42.0 12 42.5 30 ***** ** ***** ** 27.5 18 20.0 6 14.5 27 ***** 1983 12.0 24 18.0 19 22.5 28 30.5 18 34.0 14 39.5 17 41.5 5 40.0 16 37.5 3 32.0 1 25.5 1 18.5 1 41.5 1984 14.5 12 19.5 14 25.5 8 31.5 17 34.5 29 38.0 20 37.5 12 39.5 14 37.5 1 30.0 5 22.5 13 12.5 2 39.5 1985 19.5 16 ***** ** 27.5 24 33.5 23 37.5 31 41.0 26 40.0 21 38.5 3 37.5 5 32.5 1 24.5 10 23.0 1 ***** 1986 18.5 12 22.0 28 22.5 1 28.5 17 35.5 25 40.5 29 41.0 29 ***** ** 36.5 26 35.0 5 24.5 1 19.5 30 ***** 1987 22.5 31 24.0 4 26.5 9 34.5 16 37.0 2 41.5 7 42.5 22 42.0 14 37.5 1 37.5 3 27.5 19 23.0 27 42.5 1988 19.5 31 25.5 2 27.5 30 34.5 17 38.0 21 42.0 13 43.5 3 43.0 4 41.0 10 32.5 20 29.5 2 24.0 11 43.5 1989 15.5 20 22.5 28 27.0 25 35.0 17 39.5 28 ***** ** ***** ** ***** ** ***** ** ***** ** 26.5 28 22.0 1 ***** 1990 15.0 23 22.0 28 26.0 5 35.0 24 38.0 21 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 13.6 1 21.8 24 23.5 30 30.0 13 33.5 31 40.0 30 43.0 5 38.8 26 36.0 25 28.7 4 24.4 7 17.6 17 43.0 1993 17.6 29 22.0 28 23.2 31 31.8 20 34.4 27 39.4 18 40.2 3 40.2 14 38.6 3 33.0 1 24.5 1 16.6 29 40.2 1994 19.4 4 19.4 28 24.5 31 33.4 25 34.0 30 39.0 16 42.6 30 41.4 5 33.8 1 29.0 1 24.4 8 20.6 20 42.6 1995 20.0 17 19.8 8 28.6 25 29.5 3 34.5 7 40.6 22 43.5 16 41.6 6 36.4 9 33.8 4 26.7 11 13.6 1 43.5 1996 16.6 6 24.0 10 23.8 31 29.8 22 37.0 31 40.2 4 39.0 7 40.2 23 38.6 8 31.4 14 22.0 3 21.5 28 40.2 1997 18.5 10 22.2 22 21.2 23 31.0 27 35.2 28 40.6 16 43.4 18 43.2 15 38.8 2 34.0 3 24.6 5 18.2 10 43.4 1998 14.6 30 22.6 8 26.0 29 32.5 17 36.8 29 39.6 28 42.5 11 41.4 20 38.4 3 34.2 1 26.0 9 20.8 14 42.5 1999 12.8 11 21.4 20 25.0 31 29.0 8 38.4 31 41.2 28 42.6 4 39.4 30 37.6 11 32.8 11 24.0 26 17.6 29 42.6 2000 19.4 6 19.0 24 27.0 24 33.6 15 39.0 26 42.6 24 41.6 11 41.0 31 38.4 8 30.4 25 22.6 3 14.8 22 42.6 HIG. 22.5 31 25.5 2 31.4 29 35.0 17 40.0 27 45.0 30 47.0 16 43.2 15 41.0 10 37.5 3 29.5 2 34.0 16 47.0 YEAR 1987 1988 1967 1989 1970 1975 1970 1997 1988 1987 1988 1967 1970 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. 24 HOUR MAXIMUM PRECIPITATION. YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1964 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 2.6 5 14.5 2 ***** 1965 11.2 21 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 11.2 1966 11.0 21 6.0 2 1.0 2 11.5 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 12.0 27 0.0 ** 4.0 19 12.0 1967 9.0 22 17.5 19 4.5 15 12.5 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 19 0.0 ** 17.5 1968 0.0 ** 10.0 3 7.0 5 4.5 3 12.2 26 10.7 5 0.0 ** 0.0 ** 0.0 ** 5.0 31 5.4 7 5.9 7 12.2 1969 20.0 25 0.0 ** 5.5 24 4.8 12 0.7 5 0.0 ** 0.0 ** 1.6 29 0.0 ** 2.0 27 4.1 3 2.5 2 20.0 1970 4.0 12 10.4 6 3.5 13 11.5 23 13.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 14 13.0 1971 0.5 31 7.0 1 9.4 7 3.0 11 0.0 ** 1.2 18 0.0 ** 0.0 ** 0.0 ** 0.0 ** 33.5 11 8.5 29 33.5 1972 17.0 30 11.5 8 31.0 2 6.0 2 29.0 21 3.3 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 15.9 24 31.0 1973 0.7 5 4.0 11 16.4 8 8.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.3 30 16.4 1974 25.0 31 9.0 1 7.0 30 5.4 9 2.3 6 0.0 ** 4.0 23 0.0 ** 0.0 ** 0.0 ** 2.2 8 5.5 20 25.0 1975 15.0 24 ***** ** 0.0 ** 9.0 16 3.6 12 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.3 16 10.0 3 ***** 1976 0.0 ** 6.8 23 30.0 24 11.0 4 0.0 ** 1.3 7 0.0 ** 0.0 ** 0.0 ** 26.0 30 4.0 28 9.4 23 30.0 1977 16.0 11 0.0 ** 5.0 24 32.0 2 4.7 31 0.0 ** 0.0 ** ***** ** 0.0 ** 3.5 26 8.2 5 2.5 13 ***** 1978 1.5 26 12.0 25 2.5 8 0.0 ** 4.0 1 2.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.5 11 60.8 6 60.8 1979 14.6 23 1.2 16 5.5 16 0.6 29 15.6 8 2.8 5 0.0 ** 2.6 28 ***** ** 0.0 ** 0.5 4 24.6 21 ***** 1980 12.0 17 17.4 11 5.4 17 0.0 ** 1.0 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 17.0 30 1.0 24 19.0 18 19.0 1981 5.0 1 27.0 24 0.8 26 5.2 11 1.2 6 ***** ** ***** ** ***** ** 0.0 ** 1.6 22 0.0 ** 0.0 ** ***** 1982 4.6 6 3.0 26 6.0 15 4.2 21 2.4 24 0.0 ** 0.0 ** ***** ** ***** ** 7.8 10 16.0 2 4.0 7 ***** 1983 10.0 20 0.0 ** 12.6 17 17.5 1 11.0 21 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 11 17.5 1984 9.2 17 8.0 23 10.2 26 0.0 ** 2.4 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.8 15 6.0 29 10.2 1985 2.4 19 ***** ** 3.0 7 1.3 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 6 6.5 14 ***** 1986 2.0 23 8.7 1 28.2 26 17.4 8 1.0 4 0.0 ** 0.0 ** ***** ** 0.0 ** 0.0 ** 3.5 29 12.5 20 ***** 1987 0.0 ** 9.2 27 21.0 30 1.2 7 6.5 20 0.0 ** 1.5 28 0.0 ** 0.0 ** 5.0 27 0.0 ** 1.0 28 21.0 1988 4.8 19 10.0 3 18.0 24 11.0 29 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 18.0 1989 6.0 3 9.5 23 4.3 15 2.0 29 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** ** 10.4 17 12.0 15 ***** 1990 9.0 25 12.0 5 9.0 20 3.0 3 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 4.0 17 3.0 26 9.0 31 5.0 25 20.0 7 3.0 15 3.0 9 5.0 12 0.0 ** 0.0 ** 0.0 ** 23.0 4 23.0 1993 10.7 7 4.0 6 16.0 9 6.0 27 2.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.3 27 4.0 16 16.0 1994 5.0 24 6.0 19 19.0 27 2.0 28 1.0 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 17 0.8 17 0.1 26 19.0 1995 2.1 1 6.1 24 21.0 21 9.0 23 31.0 29 0.6 6 0.0 ** 0.0 ** 0.2 22 0.0 ** 0.0 ** 6.6 12 31.0 1996 16.0 13 51.0 22 27.0 4 9.0 4 4.0 8 3.0 28 0.0 ** 0.0 ** 0.0 ** 2.0 10 0.0 ** 6.0 15 51.0 1997 1.0 17 0.0 ** 17.0 16 2.0 4 3.0 19 0.6 17 0.0 ** 0.0 ** 0.0 ** 3.1 24 1.0 3 15.0 21 17.0 1998 6.0 5 22.0 12 15.0 10 0.8 6 6.5 14 0.0 ** 0.0 ** 10.0 4 0.0 ** 2.0 12 0.0 ** 0.0 ** 22.0 1999 12.0 25 0.4 6 31.0 2 2.0 22 0.0 ** 0.0 ** 2.0 14 0.0 ** 0.2 28 0.0 ** 7.0 9 2.0 12 31.0 2000 4.0 30 11.0 8 0.2 28 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 11.5 4 31.0 6 15.0 10 31.0 HIG. 25.0 31 51.0 22 31.0 2 32.0 2 31.0 29 10.7 5 4.0 23 10.0 4 0.2 22 26.0 30 33.5 11 60.8 6 60.8 YEAR 1974 1996 1972 1977 1995 1968 1974 1998 1995 1976 1971 1978 1978 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 4.4 50.2 ****** ***** ***** ***** 100.0 1965 39.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 39.1 100.0 0.0 0.0 0.0 1966 16.0 9.0 1.0 11.5 0.0 0.0 0.0 0.0 0.0 22.0 0.0 6.0 65.5 39.7 17.6 0.0 42.7 1967 15.0 37.5 6.5 40.0 0.0 0.0 0.0 0.0 0.0 0.0 12.0 0.0 111.0 53.2 36.0 0.0 10.8 1968 0.0 21.5 14.5 10.7 25.2 10.7 0.0 0.0 0.0 5.0 9.4 7.9 104.9 34.3 44.4 0.0 21.3 1969 38.1 0.0 7.5 8.3 1.4 0.0 0.0 1.6 0.0 2.0 4.1 5.7 68.7 66.4 14.1 2.3 17.2 1970 11.1 17.4 7.5 20.5 17.0 0.0 0.0 0.0 0.0 0.0 0.0 12.6 86.1 41.8 43.6 0.0 14.6 1971 0.5 8.1 17.8 4.3 0.0 1.2 0.0 0.0 0.0 0.0 47.5 11.0 90.4 29.2 6.1 0.0 64.7 1972 46.0 18.4 49.8 11.5 39.9 3.3 0.0 0.0 0.0 0.0 0.0 33.3 202.2 56.5 27.1 0.0 16.5 1973 0.7 4.0 16.4 8.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.3 31.1 67.8 28.0 0.0 4.2 1974 58.5 39.2 19.7 8.8 2.3 0.0 8.4 0.0 0.0 0.0 2.2 10.5 149.6 78.5 7.4 5.6 8.5 1975 25.0 ****** 0.0 9.0 12.8 0.0 0.0 0.0 0.0 0.0 9.8 26.5 ****** 30.1 26.2 0.0 43.7 1976 0.0 12.6 61.3 19.0 0.0 1.3 0.0 0.0 0.0 44.0 4.0 15.8 158.0 46.8 12.8 0.0 40.4 1977 51.0 0.0 5.0 96.3 16.2 0.0 0.0 ****** 0.0 3.5 12.2 5.7 ****** 29.5 59.2 0.0 11.3 1978 1.5 12.0 7.3 0.0 7.5 2.0 0.0 0.0 0.0 0.0 21.3 69.9 121.5 17.1 7.8 0.0 75.1 1979 28.6 1.2 13.5 0.6 18.8 5.4 0.0 2.6 ****** 0.0 0.5 43.9 ****** 37.6 21.5 2.3 38.6 1980 27.9 69.9 8.2 0.0 1.0 0.0 0.0 0.0 0.0 17.0 1.0 19.0 144.0 73.6 0.7 0.0 25.7 1981 9.5 42.9 0.8 5.2 1.7 ****** ****** ****** 0.0 1.6 0.0 0.0 ****** 86.2 11.2 0.0 2.6 1982 12.0 6.2 19.4 4.2 3.1 0.0 0.0 ****** ****** 11.0 32.7 14.6 ****** 36.4 7.1 0.0 56.5 1983 36.5 0.0 45.3 31.1 22.0 0.0 0.0 0.0 0.0 0.0 0.0 17.8 152.7 53.6 34.8 0.0 11.7 1984 21.4 12.8 20.2 0.0 2.9 0.0 0.0 0.0 0.0 0.0 5.5 10.0 72.8 74.7 4.0 0.0 21.3 1985 2.4 ****** 5.0 1.5 0.0 0.0 0.0 0.0 0.0 0.0 16.1 11.4 ****** 20.3 4.1 0.0 75.5 1986 4.9 21.9 75.2 24.4 1.2 0.0 0.0 ****** 0.0 0.0 6.7 20.5 ****** 65.9 16.5 0.0 17.6 1987 0.0 10.4 55.5 1.2 7.5 0.0 2.5 0.0 0.0 9.0 0.0 1.0 87.1 75.7 10.0 2.9 11.5 1988 16.2 51.5 31.5 21.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 120.7 82.2 17.8 0.0 0.0 1989 16.2 22.0 11.8 3.2 0.0 ****** ****** ****** ****** ****** 17.7 21.6 ****** 54.1 3.5 ***** 42.5 1990 32.5 15.0 29.0 3.0 0.0 ****** ****** ****** ****** ****** ****** ****** ****** 96.2 3.8 ***** ***** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1992 9.7 3.0 21.3 12.5 57.4 3.5 3.3 5.0 0.0 0.0 0.0 38.6 154.3 22.0 47.6 5.4 25.0 1993 35.5 12.5 26.9 24.0 2.7 0.0 0.0 0.0 0.0 0.0 3.3 4.0 108.9 68.8 24.5 0.0 6.7 1994 11.0 8.3 30.9 5.7 2.4 0.0 0.0 0.0 0.0 6.7 0.9 0.1 66.0 76.1 12.3 0.0 11.7 1995 2.1 9.0 23.0 34.9 40.6 0.6 0.0 0.0 0.2 0.0 0.0 11.6 122.0 28.0 62.4 0.2 9.5 1996 22.1 84.2 60.5 16.1 6.3 6.0 0.0 0.0 0.0 2.0 0.0 7.0 204.2 81.7 13.9 0.0 4.4 1997 1.5 0.0 33.8 4.4 8.8 0.9 0.0 0.0 0.0 3.5 1.5 18.1 72.5 48.7 19.4 0.0 31.9 1998 11.5 39.7 35.6 0.8 8.2 0.0 0.0 10.0 0.0 3.6 0.0 0.0 109.4 79.3 8.2 9.1 3.3 1999 41.0 0.8 67.4 6.2 0.0 0.0 2.6 0.0 0.2 0.0 9.5 2.2 129.9 84.1 4.8 2.2 9.0 2000 8.0 14.8 0.2 0.0 0.0 0.0 0.0 0.0 0.0 13.9 51.2 41.0 129.1 17.8 0.0 0.0 82.2 MEAN 18.7 18.4 23.7 12.8 8.8 1.1 0.5 0.7 0.0 4.4 7.8 15.4 112.3 54.3 20.2 1.0 24.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** 2 6 *** 1965 6 0 0 0 0 0 0 0 0 0 0 0 6 1966 3 2 1 1 0 0 0 0 0 3 0 2 12 1967 3 5 3 6 0 0 0 0 0 0 3 0 20 1968 0 5 3 6 7 1 0 0 0 1 2 2 27 1969 7 0 3 3 2 0 0 1 0 1 1 3 21 1970 4 3 4 3 2 0 0 0 0 0 0 3 19 1971 1 2 3 2 0 1 0 0 0 0 5 2 16 1972 6 5 5 2 4 1 0 0 0 0 0 4 27 1973 1 1 1 2 0 0 0 0 0 0 0 1 6 1974 7 8 5 2 1 0 3 0 0 0 1 3 30 1975 3 *** 0 1 5 0 0 0 0 0 3 4 *** 1976 0 2 6 4 0 1 0 0 0 3 1 2 19 1977 9 0 1 7 4 0 0 *** 0 1 2 3 *** 1978 1 1 5 0 3 1 0 0 0 0 5 4 20 1979 3 1 4 1 3 2 0 1 *** 0 1 6 *** 1980 4 6 2 0 1 0 0 0 0 1 1 1 16 1981 2 5 1 1 2 *** *** *** 0 1 0 0 *** 1982 5 3 6 1 3 0 0 *** *** 2 5 5 *** 1983 7 0 5 8 5 0 0 0 0 0 0 5 30 1984 4 4 4 0 2 0 0 0 0 0 3 5 22 1985 1 *** 4 2 0 0 0 0 0 0 4 3 *** 1986 3 7 8 5 2 0 0 *** 0 0 3 3 *** 1987 0 3 6 1 2 0 2 0 0 2 0 1 17 1988 5 9 4 4 0 0 0 0 0 0 0 0 22 1989 6 5 6 2 0 *** *** *** *** *** 4 5 *** 1990 8 2 6 1 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 6 1 5 5 7 2 2 1 0 0 0 4 33 1993 7 6 8 8 4 0 0 0 0 0 2 1 36 1994 5 4 7 5 3 0 0 0 0 3 2 1 30 1995 1 4 5 8 5 1 0 0 1 0 0 4 29 1996 3 7 9 6 7 3 0 0 0 1 0 2 38 1997 3 0 8 4 6 3 0 0 0 2 2 7 35 1998 8 7 7 1 5 0 0 1 0 3 0 0 32 1999 11 2 8 5 0 0 2 0 1 0 5 3 37 2000 3 3 1 0 0 0 0 0 0 4 8 9 28 MEAN 4 3 4 3 2 1 0 0 0 1 2 3 23 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 1 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** 2 4 *** 1965 6 0 0 0 0 0 0 0 0 0 0 0 6 1966 2 2 1 1 0 0 0 0 0 3 0 2 11 1967 3 5 3 6 0 0 0 0 0 0 3 0 20 1968 0 5 3 3 3 1 0 0 0 1 2 2 20 1969 7 0 3 3 0 0 0 1 0 1 1 3 19 1970 4 2 3 3 2 0 0 0 0 0 0 3 17 1971 0 2 3 2 0 1 0 0 0 0 5 2 15 1972 6 4 5 2 4 1 0 0 0 0 0 4 26 1973 0 1 1 1 0 0 0 0 0 0 0 1 4 1974 7 8 5 2 1 0 3 0 0 0 1 3 30 1975 3 *** 0 1 5 0 0 0 0 0 3 4 *** 1976 0 2 6 4 0 1 0 0 0 3 1 2 19 1977 9 0 1 7 4 0 0 *** 0 1 2 3 *** 1978 1 1 4 0 3 1 0 0 0 0 5 2 17 1979 3 1 3 0 2 2 0 1 *** 0 0 6 *** 1980 4 6 2 0 1 0 0 0 0 1 1 1 16 1981 2 5 0 1 1 *** *** *** 0 1 0 0 *** 1982 4 3 6 1 1 0 0 *** *** 2 5 4 *** 1983 7 0 5 7 4 0 0 0 0 0 0 4 27 1984 4 4 2 0 1 0 0 0 0 0 1 5 17 1985 1 *** 2 1 0 0 0 0 0 0 4 2 *** 1986 3 5 7 4 1 0 0 *** 0 0 2 3 *** 1987 0 2 4 1 2 0 2 0 0 2 0 1 14 1988 5 9 2 3 0 0 0 0 0 0 0 0 19 1989 6 3 5 2 0 *** *** *** *** *** 4 2 *** 1990 6 2 5 1 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 4 1 4 4 6 1 1 1 0 0 0 3 25 1993 6 4 4 6 1 0 0 0 0 0 2 1 24 1994 3 2 5 3 2 0 0 0 0 2 0 0 17 1995 1 2 2 6 5 0 0 0 0 0 0 4 20 1996 3 6 7 3 1 3 0 0 0 1 0 2 26 1997 1 0 5 3 4 0 0 0 0 1 1 2 17 1998 3 2 6 0 1 0 0 1 0 2 0 0 15 1999 10 0 5 4 0 0 1 0 0 0 2 1 23 2000 2 2 0 0 0 0 0 0 0 2 7 6 19 MEAN 4 3 3 2 2 0 0 0 0 1 2 2 19 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 10 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** 0 3 *** 1965 2 0 0 0 0 0 0 0 0 0 0 0 2 1966 1 0 0 1 0 0 0 0 0 1 0 0 3 1967 0 1 0 2 0 0 0 0 0 0 0 0 3 1968 0 1 0 0 1 1 0 0 0 0 0 0 3 1969 1 0 0 0 0 0 0 0 0 0 0 0 1 1970 0 1 0 1 1 0 0 0 0 0 0 0 3 1971 0 0 0 0 0 0 0 0 0 0 1 0 1 1972 2 1 1 0 1 0 0 0 0 0 0 1 6 1973 0 0 1 0 0 0 0 0 0 0 0 0 1 1974 3 0 0 0 0 0 0 0 0 0 0 0 3 1975 1 *** 0 0 0 0 0 0 0 0 0 1 *** 1976 0 0 2 1 0 0 0 0 0 2 0 0 5 1977 1 0 0 3 0 0 0 *** 0 0 0 0 *** 1978 0 1 0 0 0 0 0 0 0 0 1 1 3 1979 2 0 0 0 1 0 0 0 *** 0 0 1 *** 1980 1 4 0 0 0 0 0 0 0 1 0 1 7 1981 0 2 0 0 0 *** *** *** 0 0 0 0 *** 1982 0 0 0 0 0 0 0 *** *** 0 1 0 *** 1983 1 0 2 1 1 0 0 0 0 0 0 1 6 1984 0 0 1 0 0 0 0 0 0 0 0 0 1 1985 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1986 0 0 4 1 0 0 0 *** 0 0 0 1 *** 1987 0 0 2 0 0 0 0 0 0 0 0 0 2 1988 0 1 2 1 0 0 0 0 0 0 0 0 4 1989 0 0 0 0 0 *** *** *** *** *** 1 1 *** 1990 0 1 0 0 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 0 0 0 0 3 0 0 0 0 0 0 2 5 1993 1 0 1 0 0 0 0 0 0 0 0 0 2 1994 0 0 1 0 0 0 0 0 0 0 0 0 1 1995 0 0 1 0 1 0 0 0 0 0 0 0 2 1996 1 2 2 0 0 0 0 0 0 0 0 0 5 1997 0 0 1 0 0 0 0 0 0 0 0 1 2 1998 0 2 2 0 0 0 0 1 0 0 0 0 5 1999 2 0 2 0 0 0 0 0 0 0 0 0 4 2000 0 1 0 0 0 0 0 0 0 1 1 2 5 MEAN 1 1 1 0 0 0 0 0 0 0 0 0 3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 34 67 81 64 61 47 56 62 84 53 44 55 59 1966 56 52 51 40 51 57 60 58 65 52 56 58 55 1967 77 86 76 41 52 59 60 60 51 47 67 52 61 1968 58 73 67 66 55 54 63 73 55 42 72 69 62 1969 86 85 52 39 42 44 48 38 33 42 51 59 52 1970 79 59 55 47 43 56 55 50 51 44 49 56 54 1971 63 65 45 58 44 31 36 34 36 39 70 62 49 1972 87 77 83 70 63 45 34 30 32 33 53 85 58 1973 81 64 59 53 41 55 35 43 44 43 51 67 53 1974 78 82 69 56 50 51 54 49 49 49 55 68 59 1975 66 *** 52 55 60 45 38 49 42 47 63 75 *** 1976 72 75 73 58 48 50 41 45 44 53 71 71 58 1977 77 68 61 58 53 43 29 *** 55 57 66 72 *** 1978 70 70 64 50 44 44 39 38 49 46 71 70 55 1979 75 68 66 50 54 43 36 42 *** 47 59 68 *** 1980 74 76 64 51 40 32 31 28 39 50 60 66 51 1981 68 69 57 46 37 *** *** *** 38 47 53 64 *** 1982 69 66 66 45 43 30 28 *** *** 62 76 84 *** 1983 81 70 65 55 44 27 32 31 40 43 51 69 51 1984 71 70 59 40 49 39 39 42 43 44 62 79 53 1985 72 *** 60 45 45 35 32 39 39 45 62 66 *** 1986 67 69 68 48 41 36 36 *** 43 43 64 73 *** 1987 59 60 58 45 39 34 39 36 38 56 50 61 48 1988 66 67 59 46 34 31 39 33 35 36 50 58 46 1989 72 70 55 45 32 *** *** *** *** *** 66 70 *** 1990 76 72 58 44 40 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 80 70 68 47 58 36 31 33 26 33 40 77 50 1993 72 72 57 49 38 27 32 25 22 31 59 59 45 1994 62 57 51 40 35 26 32 25 29 53 48 52 43 1995 46 43 39 46 39 35 20 27 27 31 26 68 37 1996 66 70 73 52 49 32 35 26 23 34 47 55 47 1997 49 37 53 35 38 36 26 25 23 32 57 66 40 1998 76 64 58 43 39 26 28 30 25 38 30 39 41 1999 69 48 55 42 26 18 30 19 24 29 54 50 39 2000 44 54 35 26 20 22 19 20 23 42 66 75 37 MEAN 69 67 60 48 44 39 38 38 40 44 56 65 51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 60 28 29 26 40 29 40 51 87 35 30 29 40 1966 34 28 26 26 32 45 43 43 34 36 29 31 34 1967 34 39 22 23 34 46 55 77 44 40 47 37 42 1968 49 59 52 58 39 41 49 67 62 37 58 65 53 1969 76 62 47 34 40 36 33 39 35 42 38 55 45 1970 62 52 41 37 35 56 68 49 51 37 49 50 49 1971 42 51 29 42 31 26 25 25 35 34 63 53 38 1972 74 74 61 61 57 38 26 21 18 31 47 82 49 1973 72 56 46 41 25 52 24 21 33 36 40 60 42 1974 63 63 55 33 33 37 37 33 38 34 43 56 44 1975 57 *** 39 36 32 27 21 26 27 33 44 58 *** 1976 51 49 48 32 20 33 19 23 26 37 47 48 36 1977 59 42 29 29 28 26 16 *** 26 32 36 49 *** 1978 44 40 32 18 16 14 15 16 21 17 45 41 27 1979 49 35 37 25 24 18 17 19 *** 27 27 46 *** 1980 47 45 33 23 19 16 17 18 17 22 36 38 28 1981 44 43 28 19 20 *** *** *** 16 21 26 30 *** 1982 41 36 35 22 22 15 15 *** *** 46 50 56 *** 1983 52 36 38 32 26 16 16 17 21 20 28 43 29 1984 46 45 37 18 24 18 21 23 23 23 37 48 30 1985 39 *** 31 20 25 19 17 21 20 24 40 40 *** 1986 38 43 47 26 22 17 22 *** 19 21 39 48 *** 1987 37 34 36 25 22 20 22 21 19 32 30 34 28 1988 41 45 38 28 16 15 21 19 18 21 26 36 27 1989 48 44 35 22 18 *** *** *** *** *** 42 47 *** 1990 51 44 39 22 27 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 64 45 43 28 38 24 20 19 16 21 29 60 34 1993 62 51 34 31 23 18 20 16 14 20 41 42 31 1994 46 37 32 24 19 17 19 17 19 37 36 39 29 1995 35 29 23 26 25 22 12 20 17 21 18 54 25 1996 57 57 51 29 28 20 20 15 14 24 34 35 32 1997 33 24 35 20 24 25 17 18 15 21 40 57 27 1998 52 44 39 29 24 16 19 18 17 25 23 34 28 1999 56 31 36 25 15 11 19 12 17 19 39 39 27 2000 36 35 22 18 12 14 12 12 16 30 49 60 26 MEAN 50 44 37 29 27 26 25 27 27 29 38 47 34 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 70 24 30 26 41 29 38 44 86 36 31 29 40 1966 37 31 25 28 32 47 40 44 34 37 31 33 35 1967 35 41 24 26 35 51 60 80 48 40 47 36 44 1968 49 61 50 62 45 44 54 69 63 36 57 64 55 1969 78 60 47 31 38 33 29 35 36 41 36 50 43 1970 61 55 40 35 36 64 74 49 46 36 48 56 50 1971 46 53 32 44 32 28 24 24 36 33 67 64 40 1972 73 73 61 62 55 35 27 23 20 41 52 88 51 1973 74 61 51 36 31 46 22 25 37 43 50 66 45 1974 66 71 59 42 40 45 51 39 41 43 51 63 51 1975 64 *** 43 48 38 30 29 28 34 39 55 66 *** 1976 56 57 55 40 30 36 19 28 33 42 55 58 42 1977 66 47 36 39 31 24 15 *** 30 35 42 52 *** 1978 51 46 37 23 19 16 12 15 21 21 47 48 30 1979 57 42 42 30 30 20 17 20 *** 29 38 57 *** 1980 51 56 39 26 20 16 15 16 19 27 38 48 31 1981 53 49 31 26 19 *** *** *** 20 26 31 34 *** 1982 46 39 38 26 25 16 17 *** *** 54 62 63 *** 1983 63 47 47 39 28 17 17 19 24 25 32 53 34 1984 58 54 42 24 28 21 23 25 26 30 48 60 37 1985 49 *** 40 24 27 20 18 23 23 28 59 47 *** 1986 50 48 51 33 26 21 23 *** 21 25 45 51 *** 1987 40 38 43 29 25 22 24 21 21 38 35 39 31 1988 47 49 41 32 18 17 22 19 20 25 29 39 30 1989 52 47 41 27 21 *** *** *** *** *** 58 56 *** 1990 67 58 47 25 33 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 74 46 41 34 43 22 19 18 17 24 35 66 37 1993 67 56 41 34 24 15 17 14 14 22 43 47 33 1994 50 41 33 26 21 14 15 15 20 41 38 43 30 1995 37 32 23 31 25 19 10 19 17 22 21 56 26 1996 60 60 55 32 31 19 18 13 14 23 39 43 34 1997 38 24 33 20 24 25 15 16 14 22 42 60 28 1998 55 48 38 28 23 14 17 16 17 25 26 37 29 1999 58 31 39 22 14 10 17 11 16 20 42 44 27 2000 37 34 22 18 11 11 10 11 15 33 52 74 27 MEAN 55 48 40 32 29 26 25 27 28 32 44 53 37 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR LESS THAN -4 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** 0 0 0 0 0 0 0 0 5 *** 1966 1 0 0 0 0 0 0 0 0 0 0 1 2 1967 10 9 1 *** 0 0 0 0 0 0 3 28 *** 1968 *** 23 3 0 0 0 0 0 0 0 0 12 *** 1969 26 22 9 0 0 0 0 0 0 0 10 *** *** 1970 17 11 7 0 0 0 0 0 0 0 0 19 54 1971 23 17 4 0 0 0 0 0 0 0 0 18 62 1972 31 29 0 0 0 0 0 0 0 0 0 29 89 1973 31 16 3 0 0 0 0 0 0 0 18 27 95 1974 30 27 6 0 0 0 0 0 0 0 4 20 87 1975 *** *** *** *** *** *** *** *** *** *** *** *** *** 1976 *** *** 3 0 0 0 0 0 0 0 0 2 *** 1977 18 0 0 0 0 0 0 *** 0 0 0 6 *** 1978 11 3 0 0 0 0 0 0 0 0 0 1 15 1979 7 1 6 0 0 0 0 0 *** 0 0 9 *** 1980 6 4 0 0 0 0 0 0 0 0 0 2 12 1981 6 1 0 0 0 *** *** *** 0 0 0 0 *** 1982 6 12 0 0 0 0 0 *** *** 0 0 7 *** 1983 13 2 1 0 0 0 0 0 0 0 0 2 18 1984 2 7 0 0 0 0 0 0 0 0 0 10 19 1985 3 *** 3 0 0 0 0 0 0 0 0 1 *** 1986 6 0 3 0 0 0 0 *** 0 0 0 9 *** 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 5 3 0 0 0 0 0 0 0 0 0 4 12 1989 11 9 0 0 0 *** *** *** *** *** 0 0 *** 1990 9 1 4 0 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 11 2 4 0 0 0 0 0 0 0 0 2 19 1993 3 1 0 0 0 0 0 0 0 0 0 1 5 1994 0 1 0 0 0 0 0 0 0 0 0 12 13 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 12 1 0 0 0 0 0 0 0 0 0 0 13 1997 2 8 1 0 0 0 0 0 0 0 0 0 11 1998 2 2 1 0 0 0 0 0 0 0 0 0 5 1999 3 0 0 0 0 0 0 0 0 0 0 0 3 2000 4 2 0 0 0 0 0 0 0 0 0 0 6 MEAN 10 7 2 0 0 0 0 0 0 0 1 7 27 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR MORE THAN 21 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** 0 0 0 0 0 9 0 0 0 *** 1966 0 0 0 0 2 19 19 19 4 0 0 0 63 1967 0 0 0 *** 2 20 19 3 0 0 0 0 *** 1968 *** 0 0 0 0 0 4 1 0 0 0 0 *** 1969 0 0 0 0 0 0 3 0 0 0 0 *** *** 1970 0 0 0 0 0 2 5 0 0 0 0 0 7 1971 0 0 0 0 0 0 6 0 0 0 0 0 6 1972 0 0 0 0 0 0 2 0 0 0 0 0 2 1973 0 0 0 0 0 1 6 0 0 0 0 0 7 1974 0 0 0 0 0 2 0 0 0 0 0 0 2 1975 *** *** *** *** *** *** *** *** *** *** *** *** *** 1976 *** *** 0 0 0 0 6 2 0 0 0 0 *** 1977 0 0 0 0 0 1 1 *** 0 0 0 0 *** 1978 0 0 0 0 0 0 13 4 1 0 0 0 18 1979 0 0 0 0 0 16 30 7 *** 0 0 0 *** 1980 0 0 0 0 2 17 13 15 1 0 0 0 48 1981 0 0 0 0 3 *** *** *** 0 0 0 0 *** 1982 0 0 0 0 0 18 17 *** *** 0 0 0 *** 1983 0 0 0 0 2 24 28 29 10 0 0 0 93 1984 0 0 0 0 0 20 19 31 8 0 0 0 78 1985 0 *** 0 0 4 24 31 23 9 0 0 0 *** 1986 0 0 0 0 1 10 29 *** 3 0 0 0 *** 1987 0 0 0 0 4 15 17 25 0 0 0 0 61 1988 0 0 0 0 0 4 27 26 10 0 0 0 67 1989 0 0 0 0 5 *** *** *** *** *** 0 0 *** 1990 0 0 0 0 4 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 0 0 0 0 2 18 30 23 5 0 0 0 78 1993 0 0 0 0 5 23 30 26 18 0 0 0 102 1994 0 0 0 0 5 22 31 31 4 0 0 0 93 1995 0 0 0 0 0 20 31 31 18 1 0 0 101 1996 0 0 0 0 7 21 30 28 22 0 0 0 108 1997 0 0 0 0 6 28 31 31 11 3 0 0 110 1998 0 0 0 0 6 23 31 29 15 1 0 0 105 1999 0 0 0 0 8 26 26 31 19 0 0 0 110 2000 0 0 0 1 7 23 28 30 18 0 0 0 107 MEAN 0 0 0 0 2 13 18 16 6 0 0 0 55 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR LESS THAN 0 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** 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 *** 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 *** 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 1 4 0 0 0 0 0 0 0 0 0 2 7 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 2 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 *** 1980 1 0 0 0 0 0 0 0 0 0 0 0 1 1981 0 0 0 *** 0 *** *** *** 0 0 0 0 *** 1982 0 0 0 0 0 0 0 *** *** 0 0 0 *** 1983 2 0 0 0 0 0 0 0 0 0 0 0 2 1984 1 0 0 0 0 0 0 0 0 0 0 0 1 1985 0 *** 0 0 0 0 0 0 0 0 0 0 *** 1986 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 *** 1990 0 0 0 0 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 6 0 0 0 0 0 0 0 0 0 0 0 6 1993 1 0 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 6 0 0 0 0 0 0 0 0 0 0 0 6 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 1 0 0 0 0 0 0 0 0 0 0 0 1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 30 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** 0 0 3 26 30 31 31 26 13 0 0 *** 1966 0 0 0 5 23 30 31 25 30 5 0 0 149 1967 0 0 2 5 22 30 31 31 29 6 0 2 158 1968 0 0 2 6 11 29 31 *** *** 0 0 0 *** 1969 0 0 0 3 24 30 31 27 30 12 0 0 157 1970 0 0 0 8 19 30 31 *** 19 11 0 0 *** 1971 0 0 0 0 26 30 31 31 11 2 0 0 131 1972 0 0 0 0 10 30 31 31 30 24 0 0 156 1973 0 0 0 9 28 30 31 31 26 12 0 0 167 1974 0 0 2 9 26 30 31 31 20 0 0 0 149 1975 0 *** 0 3 19 30 31 31 24 1 0 0 *** 1976 0 0 0 0 24 30 31 31 30 3 0 0 149 1977 0 0 0 0 22 29 31 *** *** 0 0 0 *** 1978 0 0 0 12 24 27 31 31 29 0 0 0 154 1979 0 0 0 17 14 30 30 31 *** 10 0 0 *** 1980 0 0 0 8 28 30 31 31 30 8 0 0 166 1981 0 0 0 *** 25 *** *** *** 17 1 0 0 *** 1982 0 0 0 14 30 30 31 *** *** 0 0 0 *** 1983 0 0 0 1 19 30 31 31 25 2 0 0 139 1984 0 0 0 5 6 29 31 31 25 1 0 0 128 1985 0 *** 0 4 25 30 31 30 29 5 0 0 *** 1986 0 0 0 0 17 30 31 *** 28 13 0 0 *** 1987 0 0 0 13 29 30 30 31 30 7 0 0 170 1988 0 0 0 16 31 30 31 31 30 15 0 0 184 1989 0 0 0 13 24 *** *** *** *** *** 0 0 *** 1990 0 0 0 10 28 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 0 0 0 1 7 30 31 27 20 0 0 0 116 1993 0 0 0 2 14 30 31 31 29 2 0 0 139 1994 0 0 0 5 15 30 31 31 12 0 0 0 124 1995 0 0 0 0 12 26 31 31 25 5 0 0 130 1996 0 0 0 0 12 30 31 31 28 2 0 0 134 1997 0 0 0 3 13 29 31 31 24 7 0 0 138 1998 0 0 0 6 22 30 31 31 27 7 0 0 154 1999 0 0 0 0 22 30 31 31 24 8 0 0 146 2000 0 0 0 11 30 28 31 31 29 2 0 0 162 MEAN 0 0 0 6 21 30 31 30 25 6 0 0 149 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 40 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** 0 0 0 0 1 15 4 1 0 0 0 *** 1966 0 0 0 0 0 9 13 8 0 0 0 0 30 1967 0 0 0 0 0 10 14 6 0 0 0 0 30 1968 0 0 0 0 0 1 4 *** *** 0 0 0 *** 1969 0 0 0 0 0 6 15 3 0 0 0 0 24 1970 0 0 0 0 2 9 12 *** 0 0 0 0 *** 1971 0 0 0 0 0 0 7 0 0 0 0 0 7 1972 0 0 0 0 0 5 6 0 0 0 0 0 11 1973 0 0 0 0 0 7 20 6 1 0 0 0 34 1974 0 0 0 0 0 17 13 11 0 0 0 0 41 1975 0 *** 0 0 0 11 26 11 0 0 0 0 *** 1976 0 0 0 0 0 5 22 4 0 0 0 0 31 1977 0 0 0 0 0 5 21 *** *** 0 0 0 *** 1978 0 0 0 0 0 0 12 1 0 0 0 0 13 1979 0 0 0 0 0 5 17 0 *** 0 0 0 *** 1980 0 0 0 0 0 14 20 18 0 0 0 0 52 1981 0 0 0 *** 0 *** *** *** 0 0 0 0 *** 1982 0 0 0 0 0 3 5 *** *** 0 0 0 *** 1983 0 0 0 0 0 0 10 1 0 0 0 0 11 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 *** 0 0 0 3 1 0 0 0 0 0 *** 1986 0 0 0 0 0 2 2 *** 0 0 0 0 *** 1987 0 0 0 0 0 5 8 4 0 0 0 0 17 1988 0 0 0 0 0 4 20 17 7 0 0 0 48 1989 0 0 0 0 0 *** *** *** *** *** 0 0 *** 1990 0 0 0 0 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 0 0 0 0 0 1 9 0 0 0 0 0 10 1993 0 0 0 0 0 0 1 1 0 0 0 0 2 1994 0 0 0 0 0 0 12 8 0 0 0 0 20 1995 0 0 0 0 0 1 11 10 0 0 0 0 22 1996 0 0 0 0 0 2 0 2 0 0 0 0 4 1997 0 0 0 0 0 1 19 9 0 0 0 0 29 1998 0 0 0 0 0 0 7 4 0 0 0 0 11 1999 0 0 0 0 0 3 5 0 0 0 0 0 8 2000 0 0 0 0 0 7 8 3 0 0 0 0 18 MEAN 0 0 0 0 0 4 11 5 0 0 0 0 20 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 45 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** 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 *** 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 2 *** 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 1 1 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 3 *** *** 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 *** 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 *** 0 *** *** *** 0 0 0 0 *** 1982 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 *** 1986 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 *** 1990 0 0 0 0 0 *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. NO. OF FREEZING DAYS , DATE OF START AND END FREEZING START END YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MO DAY MO DAY -------------- 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1965 *** *** *** 0 0 0 0 0 0 0 0 11 *** 12 19 12 30 1966 7 1 5 0 0 0 0 0 0 0 0 9 22 12 21 3 25 1967 21 21 2 *** 0 0 0 0 0 0 11 31 *** 11 20 3 2 1968 *** 28 4 1 0 0 0 0 0 0 0 25 *** 12 4 4 25 1969 30 28 17 0 0 0 0 0 0 0 20 *** *** 11 11 3 25 1970 27 24 18 3 0 0 0 0 0 7 0 22 101 10 24 4 27 1971 30 23 9 2 0 0 0 0 0 0 15 26 105 11 11 4 4 1972 31 29 17 0 0 0 0 0 0 0 16 31 124 11 9 3 28 1973 31 21 17 0 0 0 0 0 0 0 24 31 124 11 7 3 27 1974 31 28 11 0 0 0 0 0 0 2 15 31 118 10 16 3 11 1975 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1976 *** *** 10 0 0 0 0 0 0 0 0 18 *** 12 1 3 31 1977 30 9 5 0 0 0 0 *** 0 0 2 18 *** 11 15 3 5 1978 24 15 0 0 0 0 0 0 0 0 12 11 62 11 4 2 25 1979 17 6 8 0 0 0 0 0 *** 0 0 12 *** 12 19 3 8 1980 22 16 3 0 0 0 0 0 0 0 1 16 58 11 27 3 6 1981 27 10 1 0 0 *** *** *** 0 0 3 1 *** 11 25 3 5 1982 23 25 2 0 0 0 0 *** *** 0 1 27 *** 11 30 3 8 1983 26 14 8 0 0 0 0 0 0 0 0 13 61 12 15 3 18 1984 23 22 0 0 0 0 0 0 0 0 0 26 71 12 4 2 28 1985 14 *** 12 0 0 0 0 0 0 0 0 8 *** 12 5 3 13 1986 17 9 5 0 0 0 0 *** 0 0 0 16 *** 12 4 3 20 1987 18 6 0 0 0 0 0 0 0 0 2 9 35 11 29 2 14 1988 23 12 2 0 0 0 0 0 0 0 2 11 50 11 15 3 7 1989 31 24 1 0 0 *** *** *** *** *** 0 4 *** 12 6 3 30 1990 19 12 5 0 0 *** *** *** *** *** *** *** *** 1 10 3 24 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1992 26 18 11 0 0 0 0 0 0 0 3 8 66 11 27 3 25 1993 25 13 3 0 0 0 0 0 0 0 6 6 53 11 15 3 23 1994 6 10 0 0 0 0 0 0 0 0 0 17 33 12 6 2 20 1995 8 4 0 0 0 0 0 0 0 0 4 16 32 11 27 2 27 1996 19 3 1 0 0 0 0 0 0 0 0 2 25 12 3 3 1 1997 6 15 4 0 0 0 0 0 0 0 0 2 27 12 28 3 21 1998 21 11 3 0 0 0 0 0 0 0 0 0 35 1 4 3 3 1999 7 0 0 0 0 0 0 0 0 0 1 4 12 11 30 1 27 2000 17 8 1 0 0 0 0 0 0 0 0 1 27 12 31 3 4 MEAN 21 15 6 0 0 0 0 0 0 0 4 14 60 10 16 4 27 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 3.0 8.9 11.2 17.1 25.7 29.9 31.7 30.8 26.7 20.5 14.9 10.0 19.2 1966 10.1 11.1 13.7 18.2 24.7 32.0 31.8 32.1 27.7 20.6 13.7 8.8 20.4 1967 6.9 5.7 17.2 19.3 25.0 32.5 33.4 31.8 27.5 19.8 13.8 7.7 20.0 1968 8.2 5.7 14.5 16.9 22.8 28.1 31.1 29.7 25.6 18.8 12.1 6.3 18.3 1969 1.8 5.3 13.1 18.3 26.3 32.1 32.7 29.2 26.8 23.4 12.9 9.1 19.2 1970 4.2 8.8 12.4 19.2 26.0 30.4 34.0 33.0 24.3 19.7 14.5 5.9 19.4 1971 6.0 6.5 14.4 17.6 25.4 28.7 31.3 30.5 21.9 19.3 11.2 7.0 18.3 1972 0.9 0.9 6.9 17.6 20.1 28.9 31.3 29.0 27.7 23.7 12.4 1.2 16.7 1973 1.1 8.2 11.1 20.5 25.3 30.3 32.6 29.3 25.6 21.1 9.6 4.6 18.3 1974 1.5 2.6 12.3 18.9 26.1 30.8 30.3 29.7 25.5 16.7 12.6 3.4 17.5 1975 3.1 ****** 12.4 17.3 24.6 32.8 35.8 31.0 25.6 17.1 9.2 4.4 ****** 1976 5.8 4.5 7.8 17.5 25.9 29.7 34.4 31.4 26.8 19.0 10.0 7.2 18.3 1977 1.2 8.0 13.4 17.5 23.5 30.5 33.7 ****** 24.0 16.9 11.2 7.2 ****** 1978 6.3 8.4 12.4 20.5 25.6 27.1 32.2 30.4 27.7 20.0 8.9 8.7 19.0 1979 5.6 9.3 10.7 22.5 22.2 30.6 33.1 29.8 ****** 22.3 12.5 5.8 ****** 1980 4.1 5.0 12.4 21.6 25.8 30.9 32.7 32.5 28.2 20.3 14.2 8.4 19.7 1981 6.3 8.5 15.4 19.7 25.5 ****** ****** ****** 25.3 19.2 15.0 10.0 ****** 1982 4.9 5.0 11.9 22.3 25.9 30.5 30.9 ****** ****** 17.4 9.1 3.3 ****** 1983 1.0 6.3 9.0 16.6 25.1 30.0 32.5 31.2 26.3 18.4 13.4 6.1 18.0 1984 4.6 4.4 14.7 19.6 22.2 30.1 31.2 31.6 26.4 18.1 12.7 2.2 18.2 1985 6.6 ****** 10.4 20.0 25.8 30.5 32.2 29.1 27.0 20.1 13.4 8.2 ****** 1986 6.3 8.1 9.2 18.4 24.1 28.8 31.6 ****** 25.5 22.0 10.4 5.6 ****** 1987 8.5 10.5 12.5 19.7 26.4 30.3 31.2 30.7 26.2 16.9 14.1 9.8 19.7 1988 6.5 8.7 14.6 20.6 27.7 30.6 32.8 32.5 27.9 21.7 15.6 9.3 20.7 1989 3.3 5.1 13.3 20.5 24.9 ****** ****** ****** ****** ****** 14.1 9.7 ****** 1990 3.8 8.2 12.3 20.0 26.6 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 1.0 5.4 7.6 17.3 20.1 28.9 33.2 28.8 25.3 19.4 13.7 5.6 17.2 1993 2.1 6.2 10.4 18.7 23.5 30.2 31.5 30.6 28.2 18.1 10.3 7.4 18.1 1994 6.8 7.3 13.3 19.6 24.3 30.1 33.4 32.8 23.9 18.7 14.5 4.5 19.1 1995 7.8 8.9 13.3 18.4 23.4 29.1 34.2 33.5 27.2 19.2 13.9 4.4 19.4 1996 2.1 8.0 9.3 17.6 24.4 30.0 30.9 31.5 29.1 19.6 11.3 9.0 18.6 1997 7.5 6.4 10.0 18.7 24.1 30.1 34.6 33.1 27.0 22.6 11.8 7.2 19.4 1998 3.6 6.4 12.5 20.3 24.6 30.8 32.8 31.7 27.8 20.3 16.3 10.2 19.8 1999 5.0 11.2 12.0 19.2 26.5 31.8 31.1 31.9 27.5 22.1 11.5 7.3 19.8 2000 5.4 7.2 12.7 22.7 28.0 30.8 31.9 31.6 28.3 18.8 10.1 6.4 19.5 MEAN 4.7 7.0 12.0 19.2 24.8 30.3 32.4 31.1 26.5 19.7 12.5 6.8 18.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 -7.6 -6.4 -2.9 0.2 11.4 11.0 16.2 18.9 23.8 4.5 -1.3 -5.2 5.2 1966 -3.4 -4.4 -3.8 0.1 8.6 19.4 18.1 19.1 13.0 6.4 -1.1 -5.1 5.6 1967 -4.6 -4.2 1.0 -0.0 9.6 20.8 22.9 25.4 12.9 5.5 4.0 -5.9 7.3 1968 -1.6 -1.0 5.4 9.0 9.6 15.2 20.5 23.1 16.1 3.6 4.9 0.2 8.8 1969 -1.6 -0.5 1.5 1.7 11.2 15.0 14.5 12.8 9.3 8.9 -0.5 -0.2 6.0 1970 -2.0 -0.4 -0.7 3.4 9.8 20.4 26.3 20.5 11.4 4.8 3.1 -3.8 7.7 1971 -4.3 -3.1 -1.9 5.7 8.6 7.8 9.8 8.9 5.3 3.1 3.7 -1.6 3.5 1972 -2.9 -3.6 0.6 10.5 11.3 12.9 10.4 6.0 3.5 6.5 1.5 -1.3 4.6 1973 -3.7 0.6 1.4 6.8 6.3 18.1 9.9 8.2 9.9 6.8 -1.9 -1.9 5.0 1974 -3.9 -2.2 4.4 4.6 11.1 16.7 17.2 14.0 11.0 3.2 2.0 -3.5 6.2 1975 -3.7 ****** -0.1 5.0 10.2 14.1 14.5 12.7 8.4 2.9 0.1 -1.6 ****** 1976 -1.7 -2.9 -0.3 4.1 7.0 13.8 10.4 11.5 8.8 5.6 1.5 -0.8 4.8 1977 -4.5 -1.8 -0.5 2.7 6.9 10.4 6.5 ****** 6.6 2.7 -0.1 -1.1 ****** 1978 -2.8 -2.0 -0.6 0.9 1.8 2.0 5.2 5.4 7.0 -1.1 -0.6 -1.4 1.2 1979 -2.1 -2.0 -0.5 5.1 4.7 7.7 8.0 7.4 ****** 5.0 -1.5 -2.7 ****** 1980 -4.2 -3.0 -0.1 3.5 3.6 5.1 6.6 6.4 5.0 2.2 1.7 -1.9 2.1 1981 -2.8 -1.0 0.4 0.1 3.2 ****** ****** ****** 2.2 0.7 -0.9 -3.2 ****** 1982 -4.9 -6.3 -0.3 3.3 6.0 4.4 4.5 ****** ****** 7.4 1.8 -2.5 ****** 1983 -5.4 -4.0 -2.2 2.0 6.6 4.0 7.1 6.6 5.6 -0.9 -1.8 -3.0 1.2 1984 -3.6 -4.3 2.2 -1.0 4.2 7.5 9.7 11.1 6.6 0.4 1.4 -4.9 2.5 1985 -3.3 ****** -3.1 0.5 7.3 7.3 7.0 7.8 5.6 2.1 3.4 -2.1 ****** 1986 -3.8 -1.8 -0.2 1.8 4.4 5.7 9.7 ****** 4.3 2.7 -0.6 -2.7 ****** 1987 -3.4 -2.1 -0.1 1.9 6.0 7.5 9.2 8.1 4.2 2.6 -0.7 -2.4 2.6 1988 -3.8 -1.3 2.2 3.7 3.1 4.8 10.7 8.3 4.6 1.6 -0.8 -3.0 2.5 1989 -4.9 -4.2 0.4 1.8 1.9 ****** ****** ****** ****** ****** 4.6 1.2 ****** 1990 -3.0 -0.9 0.1 0.8 8.5 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 -4.0 -4.3 -3.3 0.7 6.9 7.3 7.3 3.5 -0.7 -1.7 -2.6 -0.8 0.7 1993 -4.3 -2.0 -2.6 1.6 2.1 2.6 6.8 2.5 -1.0 -4.0 -1.5 -3.0 -0.2 1994 -3.2 -5.0 -3.0 -0.3 1.2 2.1 6.8 4.9 0.2 4.9 0.5 -7.1 0.2 1995 -5.7 -7.1 -7.1 -0.3 1.3 6.1 0.8 6.5 0.9 -3.0 -8.4 -3.7 -1.7 1996 -5.3 0.5 0.4 1.2 7.0 5.0 6.8 2.4 0.1 -1.1 -2.4 -3.5 0.9 1997 -6.1 -11.9 -4.7 -3.6 3.3 8.3 6.6 5.4 -1.0 0.1 -0.0 -0.4 -0.3 1998 -3.9 -3.9 -0.9 2.5 3.3 2.9 7.0 5.2 1.1 0.4 -3.9 -4.9 0.4 1999 -2.7 -4.2 -2.3 -0.9 -0.4 -1.4 4.7 0.2 0.6 -1.2 -1.4 -5.1 -1.2 2000 -8.6 -6.5 -7.2 -1.9 -2.4 0.2 -0.4 -0.1 0.7 0.7 0.8 0.9 -2.0 MEAN -3.9 -3.2 -0.8 2.2 5.9 8.9 10.0 9.4 6.0 2.5 0.1 -2.6 2.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 2.91 2.91 3.92 4.83 11.38 10.41 15.07 16.91 23.49 7.11 4.26 3.17 8.86 1966 3.60 3.32 3.55 4.62 8.97 18.10 16.62 17.29 11.52 7.19 4.13 3.17 8.51 1967 3.30 3.44 5.03 4.52 9.47 19.49 23.01 26.85 13.38 7.11 6.08 3.50 10.43 1968 4.14 4.25 6.81 9.10 9.04 13.01 18.37 21.95 15.30 5.93 6.38 4.63 9.91 1969 4.04 4.47 5.28 5.33 10.21 13.35 13.20 11.29 9.22 8.97 4.40 4.53 7.86 1970 3.94 4.49 4.66 6.09 9.26 19.83 28.20 20.00 10.88 6.75 6.04 3.62 10.31 1971 3.35 3.72 4.15 6.87 8.48 8.03 9.17 8.42 6.72 5.81 6.02 4.06 6.23 1972 3.73 3.60 4.74 9.53 10.05 11.38 9.61 7.04 5.90 7.49 5.13 4.19 6.87 1973 3.49 4.86 5.05 7.40 7.24 16.69 9.30 8.11 9.06 7.58 4.01 3.96 7.23 1974 3.41 3.90 6.32 6.54 9.93 14.28 14.89 12.08 9.79 5.78 5.31 3.55 7.98 1975 3.47 ****** 4.67 6.52 9.27 12.23 12.25 11.07 8.21 5.63 4.61 4.02 ****** 1976 4.02 3.71 4.42 6.12 7.54 11.71 9.58 10.28 8.60 6.80 5.07 4.28 6.85 1977 3.27 3.95 4.44 5.52 7.45 9.43 7.21 ****** 7.41 5.50 4.52 4.22 ****** 1978 3.70 3.98 4.34 4.86 5.24 5.28 6.83 6.66 7.44 4.31 4.34 4.17 5.10 1979 3.91 3.91 4.45 6.65 6.42 7.84 7.90 7.56 ****** 6.45 4.15 3.76 ****** 1980 3.34 3.67 4.50 5.86 5.81 6.51 7.22 7.12 6.42 5.30 5.10 3.94 5.40 1981 3.71 4.27 4.65 4.59 5.67 ****** ****** ****** 5.27 4.76 4.22 3.56 ****** 1982 3.17 2.83 4.44 5.72 6.86 6.14 6.16 ****** ****** 7.71 5.17 3.78 ****** 1983 3.04 3.35 3.90 5.24 7.18 5.94 7.39 7.12 6.72 4.24 3.95 3.62 5.14 1984 3.52 3.36 5.42 4.27 6.06 7.66 8.84 9.80 7.34 4.66 4.98 3.17 5.76 1985 3.60 ****** 3.73 4.66 7.65 7.48 7.37 7.78 6.67 5.25 5.86 3.94 ****** 1986 3.42 3.98 4.52 5.13 6.17 6.77 8.89 ****** 6.14 5.47 4.33 3.72 ****** 1987 3.57 3.93 4.58 5.16 6.89 7.70 8.60 7.95 6.03 5.47 4.32 3.84 5.67 1988 3.48 4.23 5.35 6.01 5.67 6.28 9.44 8.16 6.30 5.06 4.32 3.68 5.67 1989 3.22 3.39 4.70 5.16 5.17 ****** ****** ****** ****** ****** 6.32 5.01 ****** 1990 3.66 4.28 4.60 4.79 8.34 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 3.43 3.37 3.73 4.93 7.43 7.69 8.20 6.11 4.37 4.16 4.00 4.46 5.16 1993 3.32 4.06 3.94 5.34 5.37 5.79 7.39 5.44 4.29 3.53 4.28 3.62 4.70 1994 3.65 3.17 3.92 4.63 5.04 5.50 7.60 6.59 4.73 6.66 4.89 2.88 4.94 1995 3.04 2.80 2.98 4.85 5.37 6.96 4.99 8.11 4.98 3.79 2.60 3.52 4.50 1996 3.16 4.70 4.78 5.14 7.44 6.76 7.49 5.53 4.64 4.34 3.79 3.62 5.11 1997 2.90 2.01 3.37 3.64 5.97 8.48 7.42 7.11 4.26 4.61 4.59 4.41 4.90 1998 3.43 3.46 4.37 5.49 5.77 5.60 7.46 6.64 5.06 4.71 3.44 3.29 4.89 1999 3.83 3.41 3.95 4.52 4.41 4.12 6.58 4.59 4.78 4.14 4.21 3.24 4.31 2000 2.49 2.88 2.75 4.09 3.82 4.62 4.47 4.56 4.77 4.97 4.89 4.88 4.10 MEAN 3.46 3.69 4.46 5.53 7.20 9.41 10.21 9.93 7.73 5.67 4.70 3.85 6.32 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 3.99 4.00 5.38 6.65 15.49 14.26 20.44 22.94 31.45 9.72 5.86 4.36 12.04 1966 4.94 4.56 4.88 6.37 12.29 24.49 22.55 23.47 15.75 9.88 5.67 4.36 11.60 1967 4.53 4.71 6.92 6.23 12.98 26.34 30.83 35.75 18.15 9.75 8.34 4.80 14.11 1968 5.67 5.82 9.33 12.42 12.38 17.76 24.90 29.52 20.71 8.15 8.74 6.33 13.48 1969 5.52 6.11 7.25 7.34 13.99 18.23 18.02 15.46 12.66 12.29 6.05 6.21 10.76 1970 5.40 6.16 6.40 8.36 12.71 26.68 37.49 26.93 14.84 9.27 8.28 4.95 13.96 1971 4.59 5.09 5.71 9.42 11.65 11.06 12.61 11.60 9.25 7.99 8.24 5.56 8.57 1972 5.10 4.92 6.49 13.01 13.74 15.59 13.22 9.72 8.14 10.29 7.04 5.72 9.41 1973 4.77 6.66 6.92 10.17 9.97 22.60 12.79 11.17 12.45 10.40 5.51 5.42 9.90 1974 4.67 5.33 8.66 8.99 13.62 19.49 20.30 16.53 13.43 7.94 7.28 4.86 10.93 1975 4.74 ****** 6.42 8.95 12.72 16.75 16.81 15.19 11.29 7.73 6.32 5.50 ****** 1976 5.51 5.09 6.06 8.41 10.38 16.05 13.19 14.13 11.83 9.33 6.95 5.87 9.40 1977 4.48 5.41 6.10 7.59 10.24 12.97 9.97 ****** 10.18 7.56 6.20 5.78 ****** 1978 5.07 5.46 5.96 6.70 7.23 7.29 9.43 9.20 10.25 5.95 5.95 5.71 7.02 1979 5.36 5.36 6.11 9.15 8.83 10.80 10.91 10.43 ****** 8.88 5.70 5.15 ****** 1980 4.58 5.02 6.19 8.06 8.03 8.99 9.98 9.85 8.87 7.30 7.01 5.41 7.44 1981 5.09 5.85 6.40 6.33 7.83 ****** ****** ****** 7.28 6.56 5.80 4.89 ****** 1982 4.34 3.88 6.10 7.89 9.46 8.49 8.53 ****** ****** 10.57 7.08 5.17 ****** 1983 4.16 4.60 5.35 7.20 9.88 8.22 10.21 9.84 9.27 5.85 5.44 4.96 7.08 1984 4.82 4.60 7.44 5.89 8.35 10.56 12.18 13.47 10.11 6.42 6.84 4.34 7.92 1985 4.94 ****** 5.13 6.43 10.53 10.32 10.18 10.73 9.20 7.24 8.03 5.40 ****** 1986 4.68 5.46 6.20 7.07 8.51 9.35 12.24 ****** 8.47 7.54 5.95 5.10 ****** 1987 4.90 5.39 6.29 7.11 9.50 10.63 11.85 10.97 8.32 7.52 5.94 5.28 7.81 1988 4.78 5.80 7.35 8.27 7.83 8.69 13.01 11.25 8.70 6.98 5.94 5.05 7.81 1989 4.41 4.64 6.46 7.11 7.14 ****** ****** ****** ****** ****** 8.67 6.86 ****** 1990 5.02 5.86 6.32 6.61 11.47 ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 4.69 4.62 5.12 6.78 10.19 10.60 11.28 8.43 6.05 5.74 5.50 6.10 7.09 1993 4.54 5.56 5.41 7.34 7.41 8.00 10.21 7.54 5.95 4.87 5.88 4.97 6.47 1994 5.01 4.35 5.38 6.37 6.95 7.60 10.48 9.11 6.53 9.14 6.72 3.95 6.80 1995 4.17 3.84 4.11 6.66 7.40 9.61 6.93 11.15 6.89 5.23 3.59 4.82 6.20 1996 4.32 6.44 6.54 7.06 10.23 9.32 10.32 7.65 6.42 5.98 5.21 4.97 7.04 1997 3.98 2.76 4.63 5.02 8.23 11.66 10.25 9.81 5.90 6.36 6.29 6.04 6.75 1998 4.70 4.75 6.00 7.56 7.96 7.75 10.30 9.18 6.99 6.49 4.75 4.52 6.75 1999 5.24 4.68 5.43 6.22 6.11 5.72 9.09 6.36 6.62 5.72 5.78 4.44 5.95 2000 3.42 3.96 3.78 5.65 5.29 6.40 6.21 6.32 6.60 6.84 6.70 6.67 5.65 MEAN 4.75 5.05 6.12 7.61 9.90 12.88 13.96 13.58 10.60 7.80 6.45 5.28 8.67 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION ARDESTAN LATITUDE 33 22 N DATA PROCESSING CENTER LONGITUDE 52 24 E ELEVATION 1381 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 3.32 8.54 9.52 14.35 19.35 29.39 27.96 22.81 5.41 15.66 11.80 8.71 14.73 1966 7.95 9.22 12.00 15.62 20.99 26.19 27.50 27.04 23.48 15.32 10.59 7.57 16.96 1967 6.27 5.01 14.51 17.31 20.76 25.85 22.39 12.55 20.26 14.00 8.34 6.57 14.49 1968 5.55 3.81 8.14 7.74 15.98 21.19 21.27 13.68 13.13 14.28 5.59 3.36 11.14 1969 1.68 3.27 9.06 14.87 21.85 31.05 33.67 26.86 24.56 17.79 9.52 5.52 16.64 1970 3.08 5.44 9.06 15.52 22.98 18.76 18.03 27.10 16.83 15.44 8.62 4.83 13.81 1971 5.18 5.39 11.51 11.69 22.05 29.25 34.20 33.32 18.96 15.28 5.60 5.14 16.46 1972 1.72 2.11 4.14 7.62 10.54 25.58 34.39 31.65 30.01 20.21 8.12 1.18 14.77 1973 2.12 4.75 6.62 15.42 24.06 22.75 38.31 31.63 21.97 15.48 7.06 3.42 16.13 1974 2.21 2.33 6.63 14.65 22.02 26.94 25.18 27.07 20.84 11.65 7.96 3.15 14.22