IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1964 ****** ****** 8.8 10.0 16.8 22.4 26.5 24.7 20.9 12.3 7.3 -1.6 ****** 1965 -2.5 1.5 6.5 9.4 17.8 21.7 25.1 24.8 19.2 13.3 8.8 3.4 27.6 1966 5.3 4.5 6.0 10.9 16.5 22.9 25.1 25.5 20.5 12.3 7.4 4.0 21.5 1967 0.3 -1.0 4.0 8.7 15.9 20.2 26.4 25.5 20.3 13.4 6.9 1.2 27.4 1968 -0.3 -1.5 5.3 9.6 14.7 19.9 24.7 24.4 21.0 15.5 8.3 3.4 26.2 1969 -3.0 -1.3 7.6 11.1 16.3 21.3 25.0 23.7 18.5 15.3 5.7 5.5 28.0 1970 1.0 5.1 6.7 13.8 17.8 23.7 25.7 26.3 20.7 15.0 10.5 2.0 25.2 1971 1.0 1.1 7.6 9.4 17.5 21.7 25.9 24.8 19.7 13.7 7.7 2.1 24.9 1972 -4.3 -3.9 4.0 12.0 12.9 20.8 24.9 21.5 20.7 16.5 7.6 -2.3 29.2 1973 -4.3 3.2 6.2 11.1 16.0 22.7 25.9 25.9 20.7 16.5 6.7 1.5 30.2 1974 -4.1 -3.2 6.3 10.9 17.8 23.8 23.6 23.3 18.9 13.2 8.5 -1.0 27.9 1975 -1.2 0.6 5.5 12.3 15.3 22.5 27.2 26.0 21.0 13.7 5.5 0.1 28.4 1976 0.4 -0.4 ****** 10.1 13.6 19.5 24.2 24.0 19.5 13.0 6.5 3.3 ****** 1977 -5.5 3.1 9.1 10.3 14.9 21.3 24.9 24.8 20.2 11.4 6.7 2.4 30.4 1978 1.4 4.5 7.7 11.6 16.2 21.8 24.6 25.1 21.7 14.8 3.2 3.6 23.7 1979 3.2 4.8 5.6 13.7 15.2 21.1 26.8 23.7 21.6 15.4 8.8 ****** ****** 1980 -1.9 -0.5 5.6 10.5 19.2 22.9 27.2 26.1 21.9 12.2 7.6 4.8 29.1 1981 4.1 2.9 6.8 10.8 15.1 19.9 24.6 23.9 19.4 14.3 6.1 3.8 21.7 1982 -0.2 -3.0 3.6 13.0 16.6 22.5 25.0 23.5 20.3 13.2 1.7 -3.3 28.3 1983 -3.3 -3.1 4.0 8.9 15.6 22.5 ****** ****** 17.6 14.3 8.7 1.0 ****** 1984 -0.9 -2.4 7.2 11.3 ****** 22.6 25.3 27.4 22.8 14.3 7.7 -5.5 ****** 1985 -0.0 -2.0 2.7 11.2 16.7 22.0 26.6 23.1 20.9 13.2 7.9 2.1 28.6 1986 1.3 2.1 3.2 11.3 15.1 20.5 26.1 24.1 20.2 15.7 5.0 0.4 25.7 1987 3.8 4.9 5.4 11.4 18.0 23.2 24.8 24.8 20.9 10.8 8.6 2.8 22.0 1988 0.3 0.6 6.8 11.4 17.5 21.6 25.8 25.3 20.9 14.7 8.1 3.3 25.5 1989 -4.5 -4.5 5.1 12.9 16.4 23.0 27.0 26.3 20.6 15.8 8.1 3.8 31.5 1990 -2.0 -0.3 5.6 11.1 17.8 23.1 26.0 26.5 22.9 14.3 9.5 3.5 28.5 1991 ****** ****** 7.8 12.6 15.7 ****** ****** 25.6 21.0 13.7 8.1 0.9 ****** 1992 -4.4 -1.7 0.3 10.1 12.7 19.6 25.9 23.7 19.0 14.0 8.3 1.1 30.3 1993 -2.8 0.5 ****** ****** 17.2 22.8 26.3 26.2 22.9 14.3 6.4 4.2 ****** 1994 2.8 2.8 7.3 13.1 16.5 22.3 27.1 26.8 19.4 13.6 8.9 0.5 26.6 1995 3.5 3.7 7.2 11.6 16.1 20.7 27.5 28.0 21.2 14.5 9.3 1.0 27.0 1996 -1.4 3.5 4.1 10.4 17.7 23.1 25.7 25.9 22.5 14.7 7.1 5.5 27.3 1997 3.5 1.1 4.1 11.0 17.3 23.5 28.0 28.1 20.8 16.7 7.5 3.1 27.0 1998 -1.6 1.6 5.7 13.1 17.2 24.3 26.8 26.5 22.5 15.7 11.8 8.6 28.4 1999 1.3 5.5 7.0 12.5 19.4 25.0 26.2 27.8 22.1 17.1 7.3 4.7 26.5 2000 1.2 2.1 6.8 15.5 20.0 24.7 27.6 27.4 22.8 13.7 6.6 3.3 26.4 2001 1.3 3.5 10.0 15.7 19.2 23.8 27.0 26.6 21.5 16.3 8.9 5.8 25.7 2002 1.1 4.5 9.7 11.8 17.6 23.1 26.0 27.0 23.6 17.9 7.6 1.8 25.9 2003 2.5 3.2 6.3 ****** 16.7 ****** 26.0 ****** ****** 17.9 7.8 ****** ****** MEAN -0.2 1.1 6.0 11.5 16.6 22.2 25.9 25.4 20.8 14.5 7.5 2.2 26.1 SD 2.80 2.87 1.99 1.60 1.63 1.41 1.04 1.53 1.34 1.65 1.75 2.67 1.86 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 3.1 3.9 8.8 14.5 18.6 16.2 13.3 4.6 1.6 -6.8 ****** 1965 -7.1 -3.9 0.9 3.3 10.6 14.0 18.3 18.1 11.6 7.7 3.2 -2.7 6.2 1966 -0.2 -0.8 0.4 4.3 10.0 15.1 18.3 18.2 13.2 6.9 1.1 -1.2 7.1 1967 -5.2 -6.2 -2.3 2.5 9.2 12.6 19.7 18.2 13.0 6.5 1.4 -4.5 5.4 1968 -6.3 -8.1 -0.1 3.9 8.4 12.2 17.4 16.5 13.4 8.4 2.9 -1.6 5.6 1969 -8.7 -7.4 3.1 4.5 9.9 13.8 17.5 17.3 11.4 9.0 -0.0 0.8 5.9 1970 -3.4 -1.4 1.0 7.2 10.6 15.6 19.0 19.0 13.2 7.4 4.3 -2.9 7.5 1971 -4.9 -4.4 1.7 3.4 10.3 13.9 19.6 17.6 12.1 6.4 2.8 -2.7 6.3 1972 -9.6 -9.5 -0.8 6.2 7.3 13.5 17.3 14.3 12.2 9.4 1.6 -7.0 4.6 1973 -10.9 -2.8 -0.8 4.3 8.9 14.9 18.6 19.8 12.8 9.3 -0.4 -4.4 5.8 1974 -9.3 -8.7 1.1 5.4 10.7 15.7 16.9 15.7 11.0 6.0 2.2 -6.1 5.1 1975 -6.1 -4.7 0.1 5.9 8.9 15.1 19.5 18.9 13.5 5.8 -0.4 -5.1 5.9 1976 -5.1 -5.3 ****** 4.2 5.5 10.1 15.0 15.8 10.4 4.7 0.2 -2.9 ****** 1977 -11.9 -4.3 1.7 2.5 6.7 11.8 15.7 16.1 11.0 3.7 1.1 -1.7 4.4 1978 -3.8 -0.8 1.3 3.5 8.3 14.0 17.4 17.7 13.3 7.2 -2.6 -1.3 6.2 1979 -1.0 -0.6 0.1 5.8 7.9 13.6 19.8 16.7 14.6 7.9 1.7 ****** ****** 1980 -7.8 -6.0 -0.2 4.9 13.9 15.1 19.4 18.2 13.4 5.9 2.0 -0.4 6.5 1981 -0.3 -1.4 1.0 4.9 7.9 12.9 17.5 16.9 11.6 7.3 1.2 -1.2 6.5 1982 -4.5 -8.3 -1.9 6.7 9.6 14.9 17.0 15.5 12.5 6.4 -2.6 -8.9 4.7 1983 -8.4 -9.4 -0.3 2.7 8.3 14.4 ****** ****** 9.9 7.4 2.6 -4.4 ****** 1984 -7.1 -8.6 1.3 4.1 ****** 14.9 17.5 20.1 14.7 6.6 2.0 -11.3 ****** 1985 -5.0 -7.3 -3.4 4.5 8.9 13.3 19.7 16.2 12.5 5.8 2.1 -2.7 5.4 1986 -4.5 -3.5 -2.2 5.8 8.7 12.7 19.4 17.2 12.3 8.7 0.0 -4.5 5.8 1987 -2.2 -0.7 0.9 5.1 10.9 15.8 17.4 17.4 13.0 5.2 2.3 -2.6 6.9 1988 -4.1 -4.2 0.9 5.3 9.8 13.4 18.8 18.2 12.4 7.2 1.8 -2.3 6.4 1989 -10.8 -11.7 -0.0 6.2 9.2 14.1 20.0 19.1 12.0 8.1 2.5 -1.3 5.6 1990 -7.0 -5.7 -0.5 4.4 9.6 14.2 19.6 19.1 14.3 7.2 3.0 -3.4 6.2 1991 ****** ****** 2.2 5.3 7.5 ****** ****** 17.5 12.2 6.5 1.3 -4.6 ****** 1992 -10.3 -7.5 -6.0 3.5 6.5 11.4 17.8 16.4 10.6 5.5 1.8 -3.6 3.8 1993 -8.6 -4.6 ****** ****** 9.1 12.9 17.5 17.5 14.3 6.8 0.6 -1.7 ****** 1994 -2.6 -3.4 1.6 6.5 9.5 14.1 19.7 18.8 12.1 7.1 3.3 -5.2 6.8 1995 -3.3 -2.2 0.7 5.7 9.2 13.0 20.0 20.5 12.7 6.5 1.4 -4.8 6.6 1996 -7.1 -1.9 -1.0 4.1 10.7 15.6 19.1 18.6 14.0 7.0 0.5 -0.6 6.6 1997 -1.4 -6.0 -1.5 4.5 10.1 16.0 20.5 20.6 12.7 9.9 1.9 -2.5 7.1 1998 -8.0 -4.0 -0.7 5.7 10.3 17.1 19.6 19.2 14.4 7.7 4.4 1.5 7.3 1999 -4.4 -1.2 0.8 5.5 11.5 17.2 18.7 20.4 13.5 9.9 1.5 -1.4 7.7 2000 -4.4 -4.6 -0.0 8.8 12.2 16.5 20.4 20.0 15.1 6.9 1.3 -1.5 7.6 2001 -4.2 -2.5 3.3 8.5 12.3 15.8 20.2 18.8 13.9 9.0 2.6 0.7 8.2 2002 -4.7 -1.5 3.0 6.6 10.6 15.5 18.7 19.1 15.4 10.8 1.8 -3.0 7.7 2003 -3.3 -2.8 -0.3 ****** 9.9 ****** 18.7 ****** ****** 10.8 2.0 ****** ****** MEAN -5.7 -4.7 0.2 5.0 9.4 14.2 18.6 17.9 12.8 7.3 1.6 -3.1 6.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 14.4 16.2 24.7 30.4 34.4 33.3 28.5 20.0 13.0 3.6 ****** 1965 2.0 6.9 12.2 15.4 25.0 29.4 32.0 31.5 26.8 19.0 14.4 9.4 18.6 1966 10.9 9.9 11.6 17.5 22.9 30.8 31.8 32.7 27.8 17.8 13.8 9.2 19.7 1967 5.9 4.3 10.3 14.8 22.6 27.7 33.1 32.7 27.6 20.3 12.3 6.9 18.2 1968 5.8 5.1 10.6 15.4 21.0 27.6 32.0 32.3 28.6 22.6 13.6 8.4 18.6 1969 2.6 4.8 12.2 16.5 22.8 28.7 32.5 30.0 25.6 21.5 11.4 10.3 18.2 1970 5.3 11.7 12.5 20.4 25.0 31.7 32.3 33.5 28.3 22.7 16.6 7.0 20.6 1971 6.9 6.5 13.4 15.5 24.6 29.5 32.3 32.1 27.4 20.9 12.6 7.0 19.1 1972 1.0 1.7 8.9 17.9 18.5 28.2 32.5 28.7 29.1 23.5 13.6 2.4 17.2 1973 2.3 9.2 13.3 17.9 23.2 30.5 33.2 32.1 28.5 23.7 13.8 7.5 19.6 1974 1.2 2.3 11.5 16.4 24.8 31.9 30.3 30.9 26.8 20.4 14.8 4.2 18.0 1975 3.7 5.9 11.0 18.7 21.7 29.9 34.9 33.1 28.5 21.6 11.4 5.4 18.8 1976 6.0 4.5 8.1 16.0 21.8 28.9 33.4 32.2 28.6 21.3 12.9 9.5 18.6 1977 1.0 10.5 16.5 18.2 23.0 30.8 34.1 33.6 29.4 19.2 12.3 6.5 19.6 1978 6.7 9.8 13.8 19.7 24.2 29.7 32.0 32.5 30.0 22.5 9.4 8.6 19.9 1979 7.8 10.1 10.9 20.9 22.4 28.6 33.8 30.6 28.7 22.9 16.3 6.5 20.0 1980 4.1 4.9 11.5 16.4 24.5 30.7 34.9 34.0 30.4 18.4 13.1 10.1 19.4 1981 8.5 7.3 12.7 16.6 22.5 26.9 31.7 30.8 27.2 21.3 11.1 9.2 18.8 1982 4.0 2.1 9.2 19.3 23.6 30.0 32.9 31.6 28.1 20.0 6.8 1.9 17.5 1983 2.0 3.1 8.5 15.1 22.9 30.7 ****** ****** 25.4 21.3 14.9 6.4 ****** 1984 5.4 3.8 12.8 18.5 19.5 30.3 33.0 34.7 30.9 21.8 13.3 0.4 18.7 1985 5.2 3.2 9.1 18.0 24.5 30.7 33.6 30.1 29.4 20.6 13.7 7.0 18.8 1986 7.0 7.7 8.6 16.7 21.6 28.3 32.8 30.9 28.1 22.4 9.8 5.5 18.3 1987 9.8 10.4 10.0 17.7 25.2 30.5 32.1 32.3 28.7 16.3 14.9 8.5 19.7 1988 4.7 5.3 12.8 17.5 25.2 29.8 32.8 32.4 29.4 22.2 14.4 8.9 19.6 1989 1.8 2.7 10.2 19.7 23.6 31.9 34.0 33.4 29.3 23.5 13.6 9.0 19.4 1990 3.0 5.2 11.7 17.8 25.9 32.1 32.5 33.9 31.4 21.5 16.0 9.9 20.1 1991 ****** ****** 13.5 19.8 23.9 ****** ****** 33.8 29.7 20.8 14.9 6.3 ****** 1992 1.5 4.1 6.6 16.6 19.0 27.8 33.9 30.9 27.3 22.4 14.8 5.9 17.6 1993 3.0 5.7 ****** ****** 25.3 32.8 35.0 34.9 31.6 21.2 12.3 10.0 ****** 1994 8.2 9.0 12.9 19.7 23.4 30.5 34.5 34.9 26.8 20.2 14.5 6.1 20.0 1995 10.2 9.6 13.8 17.6 23.0 28.4 35.1 35.4 29.6 22.5 17.3 6.8 20.8 1996 4.2 8.8 9.3 16.8 24.6 30.5 32.3 33.3 31.0 22.4 13.7 11.6 19.9 1997 8.5 8.1 9.7 17.5 24.5 30.9 35.6 35.6 28.9 23.5 13.1 8.6 20.4 1998 4.7 7.2 12.2 20.4 24.3 31.4 34.0 33.7 30.5 23.8 19.1 15.7 21.4 1999 7.0 12.3 13.2 19.4 27.2 32.7 33.6 35.3 30.6 24.3 13.1 10.7 21.6 2000 6.9 8.8 13.7 22.2 27.8 33.0 34.7 34.7 30.5 20.6 11.9 8.0 21.1 2001 6.8 9.5 16.7 22.8 26.2 31.9 33.7 34.3 29.0 23.5 15.2 10.9 21.7 2002 7.0 10.6 16.4 17.0 24.7 30.8 33.3 34.9 31.9 25.1 13.3 6.6 21.0 2003 8.6 9.0 12.9 ****** 23.4 ****** 33.3 ****** ****** 25.1 13.3 ****** ****** MEAN 5.3 6.9 11.8 17.9 23.6 30.2 33.3 32.8 28.9 21.6 13.5 7.6 19.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 11.3 12.3 15.9 15.9 15.8 17.1 15.2 15.4 11.4 10.4 ****** 1965 9.1 10.8 11.3 12.1 14.4 15.4 13.7 13.4 15.2 11.3 11.2 12.1 12.5 1966 11.1 10.7 11.2 13.2 12.9 15.7 13.5 14.5 14.6 10.9 12.7 10.4 12.6 1967 11.1 10.5 12.6 12.3 13.4 15.1 13.4 14.5 14.6 13.8 10.9 11.4 12.8 1968 12.1 13.2 10.7 11.5 12.6 15.4 14.6 15.8 15.2 14.2 10.7 10.0 13.0 1969 11.3 12.2 9.1 12.0 12.9 14.9 15.0 12.7 14.2 12.5 11.4 9.5 12.3 1970 8.7 13.1 11.5 13.2 14.4 16.1 13.3 14.5 15.1 15.3 12.3 9.9 13.1 1971 11.8 10.9 11.7 12.1 14.3 15.6 12.7 14.5 15.3 14.5 9.8 9.7 12.7 1972 10.6 11.2 9.7 11.7 11.2 14.7 15.2 14.4 16.9 14.1 12.0 9.4 12.6 1973 13.2 12.0 14.1 13.6 14.3 15.6 14.6 12.3 15.7 14.4 14.2 11.9 13.8 1974 10.5 11.0 10.4 11.0 14.1 16.2 13.4 15.2 15.8 14.4 12.6 10.3 12.9 1975 9.8 10.6 10.9 12.8 12.8 14.8 15.4 14.2 15.0 15.8 11.8 10.5 12.9 1976 11.1 9.8 ****** 11.8 16.3 18.8 18.4 16.4 18.2 16.6 12.7 12.4 ****** 1977 12.9 14.8 14.8 15.7 16.3 19.0 18.4 17.5 18.4 15.5 11.2 8.2 15.2 1978 10.5 10.6 12.5 16.2 15.9 15.7 14.6 14.8 16.7 15.3 12.0 9.9 13.7 1979 8.8 10.7 10.8 15.1 14.5 15.0 14.0 13.9 14.1 15.0 14.6 ****** ****** 1980 11.9 10.9 11.7 11.5 10.6 15.6 15.5 15.8 17.0 12.5 11.1 10.5 12.9 1981 8.8 8.7 11.7 11.7 14.6 14.0 14.2 13.9 15.6 14.0 9.9 10.4 12.3 1982 8.5 10.4 11.1 12.6 14.0 15.1 15.9 16.1 15.6 13.6 9.4 10.8 12.8 1983 10.4 12.5 8.7 12.4 14.6 16.3 ****** ****** 15.5 13.9 12.3 10.8 ****** 1984 12.5 12.4 11.5 14.4 ****** 15.4 15.5 14.6 16.2 15.2 11.3 11.7 ****** 1985 10.2 10.5 12.5 13.5 15.6 17.4 13.9 13.9 16.9 14.8 11.6 9.7 13.4 1986 11.5 11.2 10.8 10.9 12.9 15.6 13.4 13.7 15.8 13.7 9.8 10.0 12.4 1987 12.0 11.1 9.1 12.6 14.3 14.7 14.7 14.9 15.7 11.1 12.6 11.1 12.8 1988 8.8 9.5 11.9 12.2 15.4 16.4 14.0 14.2 17.0 15.0 12.6 11.2 13.2 1989 12.6 14.4 10.2 13.5 14.4 17.8 14.0 14.3 17.2 15.4 11.1 10.3 13.8 1990 10.0 10.9 12.2 13.4 16.3 17.9 12.9 14.8 17.1 14.3 13.0 13.3 13.8 1991 ****** ****** 11.3 14.5 16.4 ****** ****** 16.3 17.5 14.3 13.6 10.9 ****** 1992 11.8 11.6 12.6 13.1 12.5 16.4 16.1 14.5 16.7 16.9 13.0 9.5 13.7 1993 11.6 10.3 ****** ****** 16.2 19.9 17.5 17.4 17.4 14.4 11.7 11.7 ****** 1994 10.8 12.4 11.3 13.2 13.9 16.4 14.8 16.1 14.6 13.1 11.2 11.3 13.3 1995 13.5 11.8 13.1 11.9 13.8 15.4 15.1 14.9 16.9 16.0 15.9 11.6 14.2 1996 11.3 10.7 10.3 12.7 13.9 14.9 13.2 14.7 17.0 15.4 13.2 12.2 13.3 1997 9.9 14.1 11.2 13.0 14.4 14.9 15.1 15.0 16.2 13.6 11.2 11.1 13.3 1998 12.7 11.2 12.9 14.7 14.0 14.3 14.4 14.5 16.1 16.1 14.7 14.2 14.1 1999 11.4 13.5 12.4 13.9 15.7 15.5 14.9 14.9 17.1 14.4 11.6 12.1 13.9 2000 11.3 13.4 13.7 13.4 15.6 16.5 14.3 14.7 15.4 13.7 10.6 9.5 13.5 2001 11.0 12.0 13.4 14.3 13.9 16.1 13.5 15.5 15.1 14.5 12.6 10.2 13.5 2002 11.7 12.1 13.4 10.4 14.1 15.3 14.6 15.8 16.5 14.3 11.5 9.6 13.3 2003 11.9 11.8 13.2 ****** 13.5 ****** 14.6 ****** ****** 14.3 11.3 ****** ****** MEAN 11.0 11.6 11.7 12.9 14.3 15.9 14.7 14.9 16.1 14.3 12.0 10.8 13.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 4.20 3.98 5.33 6.82 7.27 6.29 5.06 3.81 3.94 2.02 ****** 1965 2.42 2.78 3.51 4.27 5.77 7.47 6.74 6.77 5.66 5.63 4.66 3.07 4.90 1966 3.78 3.54 3.85 4.90 6.27 6.50 6.89 6.51 5.56 5.97 3.82 3.29 5.07 1967 2.74 2.50 3.31 4.30 6.19 5.98 7.76 5.86 5.29 4.96 4.52 3.13 4.71 1968 2.85 2.81 3.87 5.14 6.91 8.10 7.35 6.85 5.82 4.99 5.08 3.43 5.27 1969 2.48 2.88 5.23 5.31 7.22 7.54 9.35 6.99 6.06 6.21 4.38 4.28 5.66 1970 3.78 3.54 4.25 4.92 5.77 7.14 8.37 7.36 5.90 4.12 4.16 3.28 5.22 1971 2.85 3.14 4.07 4.95 7.06 7.60 7.87 7.68 5.22 4.46 4.91 3.16 5.25 1972 1.88 2.62 4.07 5.39 6.53 8.28 7.94 6.83 6.09 5.25 4.23 2.45 5.13 1973 1.79 3.51 3.75 4.24 6.42 7.30 8.59 7.54 5.88 4.08 3.30 3.00 4.95 1974 2.50 2.56 4.56 4.06 6.00 7.29 8.14 7.07 6.37 3.87 3.74 2.74 4.91 1975 2.77 3.27 3.80 5.22 7.05 8.09 8.23 5.99 6.05 4.09 3.63 3.32 5.12 1976 3.23 2.86 3.48 5.39 6.86 7.91 8.73 6.97 5.90 5.61 4.69 4.11 5.48 1977 1.91 3.53 5.03 5.58 6.64 8.72 9.13 6.87 5.92 5.58 4.63 3.86 5.61 1978 3.47 4.19 4.09 4.74 5.67 6.87 7.32 5.89 5.89 4.54 3.66 4.03 5.03 1979 3.83 3.90 4.24 5.59 6.91 7.87 7.96 7.12 8.14 5.44 4.06 2.88 5.66 1980 2.42 2.63 4.39 5.01 5.43 6.63 7.98 6.93 6.09 5.50 5.01 4.53 5.21 1981 4.08 3.91 4.52 5.04 5.31 5.80 6.95 7.59 6.73 4.88 4.37 4.33 5.29 1982 3.21 2.58 4.10 5.52 6.47 7.13 7.71 7.11 6.36 4.65 3.59 2.35 5.06 1983 2.54 2.14 4.44 5.02 6.86 8.14 ****** ****** 6.21 4.88 4.47 3.23 ****** 1984 2.48 2.32 4.81 4.84 6.61 7.55 8.16 6.54 6.54 5.65 4.55 1.99 5.17 1985 3.61 2.56 3.32 5.08 6.49 7.97 7.77 6.91 5.42 4.26 4.73 3.63 5.15 1986 2.89 3.50 3.90 5.96 6.06 6.84 8.07 6.99 5.55 5.61 4.12 3.06 5.21 1987 3.55 3.70 3.96 4.85 7.27 7.21 8.43 8.10 6.45 5.88 4.51 3.77 5.64 1988 3.08 3.07 4.14 6.09 6.48 7.52 9.15 8.19 6.46 5.74 4.21 3.17 5.61 1989 2.02 2.24 4.37 4.95 6.68 7.22 7.96 6.90 5.56 5.32 4.38 3.74 5.11 1990 2.41 3.16 4.04 5.10 6.30 7.43 7.86 7.31 4.99 5.13 4.45 3.10 5.11 1991 3.05 2.91 4.35 5.19 5.79 7.43 7.15 6.62 5.65 5.52 3.84 2.64 5.01 1992 2.18 2.67 3.03 4.46 6.19 6.86 9.32 7.78 5.76 4.81 4.11 3.21 5.03 1993 2.08 3.15 ****** ****** 6.45 6.77 7.37 6.49 5.58 4.76 4.39 3.69 ****** 1994 3.59 3.10 4.19 5.87 6.75 7.17 7.88 8.08 6.26 6.15 4.97 2.98 5.58 1995 3.03 3.41 3.77 4.88 7.07 8.39 8.72 8.52 7.83 5.65 3.98 3.02 5.69 1996 2.56 3.79 3.98 5.27 7.95 7.47 8.28 7.22 6.29 5.23 3.92 3.59 5.46 1997 2.97 2.43 3.42 4.78 6.54 8.15 7.96 7.07 5.45 5.73 4.54 3.58 5.22 1998 2.76 3.38 4.02 5.35 7.23 7.38 9.06 8.72 6.97 5.41 4.51 3.93 5.73 1999 3.31 3.59 4.08 5.56 6.42 7.59 9.50 8.86 6.75 5.76 4.36 3.65 5.79 2000 3.15 2.81 3.65 5.92 7.24 9.01 9.02 9.12 7.77 5.90 4.52 3.82 6.00 2001 2.74 3.47 4.74 5.83 7.34 9.24 10.58 9.86 7.88 6.62 4.55 4.43 6.44 2002 3.07 3.49 4.19 6.01 7.17 7.58 9.92 9.75 7.19 6.56 4.84 3.36 6.09 2003 3.13 3.36 3.75 ****** 7.11 ****** 9.92 ****** ****** 6.51 4.87 ****** ****** MEAN 2.88 3.11 4.07 5.13 6.55 7.49 8.27 7.35 6.17 5.27 4.34 3.36 5.33 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 3.94 4.04 4.36 6.10 7.33 6.43 5.98 4.18 4.08 3.05 ****** 1965 3.51 3.65 4.25 4.14 5.40 6.15 6.85 6.29 5.77 6.15 4.94 3.86 5.08 1966 4.10 3.69 4.09 4.77 5.74 5.84 6.61 5.72 5.50 6.82 4.48 3.69 5.09 1967 3.73 3.98 3.55 4.73 6.18 6.24 9.72 6.15 5.26 5.46 4.93 3.83 5.31 1968 3.94 3.70 4.62 5.35 7.61 7.76 8.57 7.85 6.31 7.33 5.92 4.16 6.09 1969 3.49 3.88 5.99 6.02 7.14 6.69 9.10 6.75 5.47 6.18 4.57 4.55 5.82 1970 4.19 3.32 4.58 5.05 6.02 6.03 7.69 7.37 6.66 4.66 4.18 3.95 5.31 1971 3.87 4.03 4.36 5.18 6.70 6.34 6.65 7.79 4.85 4.95 5.77 4.26 5.40 1972 3.31 3.44 4.43 5.51 6.82 7.77 7.72 6.52 5.69 5.86 4.69 3.99 5.48 1973 3.45 4.76 4.10 4.70 6.64 6.37 7.87 6.98 5.08 4.36 3.32 3.80 5.12 1974 3.94 4.24 4.92 4.31 4.98 5.36 6.88 6.46 5.80 4.16 3.89 4.35 4.94 1975 4.16 4.46 4.01 5.37 6.26 6.72 6.16 5.37 4.95 3.65 4.20 4.38 4.97 1976 4.24 4.35 4.46 5.57 6.90 8.68 8.46 6.19 5.21 5.43 4.75 4.78 5.75 1977 3.52 4.56 5.11 6.53 6.80 6.92 7.26 ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** 5.82 5.39 5.40 4.34 3.71 4.08 ****** 1979 4.36 4.29 4.65 5.01 5.90 6.81 6.11 5.90 5.61 6.37 4.23 4.73 5.33 1980 4.29 4.06 3.96 4.90 4.95 5.16 6.49 5.24 5.06 5.59 6.20 5.03 5.08 1981 4.86 4.74 4.94 5.06 4.83 5.42 6.74 5.30 5.05 4.61 4.99 4.32 5.07 1982 4.16 4.20 3.88 4.44 5.78 6.37 5.56 5.16 5.38 4.80 4.14 4.12 4.83 1983 4.01 3.86 5.07 5.15 6.08 6.62 ****** ****** 5.47 4.80 4.64 4.33 ****** 1984 3.73 3.96 4.77 4.48 6.62 6.44 6.63 5.22 5.84 4.69 5.27 3.15 5.07 1985 4.36 3.73 4.20 4.97 5.62 6.34 7.26 6.21 4.71 4.22 5.28 3.94 5.07 1986 3.28 3.61 4.23 6.00 5.66 5.74 8.04 6.40 4.60 5.02 4.54 4.07 5.10 1987 3.04 3.99 4.52 4.87 7.01 6.45 7.37 7.57 5.35 6.26 4.80 4.35 5.46 1988 4.17 4.18 4.14 5.77 5.64 5.96 8.88 8.47 6.10 5.50 3.97 3.74 5.54 1989 3.81 3.94 4.94 4.42 5.74 5.24 6.45 6.77 4.67 4.48 4.87 3.94 4.94 1990 3.70 3.90 4.27 4.81 5.93 5.86 7.24 6.77 4.63 5.10 4.13 3.63 5.00 1991 3.77 3.79 5.20 4.94 5.31 6.30 7.38 6.68 5.42 6.05 4.12 4.05 5.25 1992 3.52 4.41 4.40 4.60 6.76 6.99 10.07 8.19 5.61 4.99 4.56 4.36 5.70 1993 3.97 4.25 ****** ****** 6.62 6.16 7.73 7.26 5.83 5.55 5.34 4.61 ****** 1994 4.50 3.41 4.90 6.03 6.65 6.60 8.94 9.91 7.84 7.11 5.42 4.22 6.29 1995 4.10 4.09 3.91 5.60 7.73 8.10 9.33 10.99 11.06 7.65 5.62 4.43 6.88 1996 4.25 4.46 4.46 5.86 7.57 6.93 8.35 6.79 6.10 5.45 4.75 3.88 5.74 1997 3.67 3.61 4.05 4.90 5.92 7.55 7.55 6.45 5.76 5.74 5.22 4.49 5.41 1998 4.15 3.99 4.33 5.65 6.93 7.39 9.45 9.37 7.82 5.95 5.52 4.82 6.28 1999 4.39 3.90 4.64 6.05 5.53 6.69 9.88 10.10 7.49 6.42 5.03 4.46 6.22 2000 3.66 3.32 3.98 6.19 7.46 10.64 10.47 10.97 9.41 7.06 5.34 4.48 6.91 2001 3.54 3.60 5.37 6.66 7.77 10.31 12.52 11.99 9.88 8.15 5.85 5.32 7.58 2002 4.23 4.28 4.97 6.67 7.41 7.40 11.74 12.76 8.26 7.86 5.50 4.35 7.12 2003 4.14 4.14 4.95 ****** 8.29 ****** 11.74 ****** ****** 7.86 5.50 ****** ****** MEAN 3.93 4.00 4.51 5.26 6.35 6.75 8.07 7.35 6.08 5.67 4.83 4.20 5.58 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 3.97 3.51 4.25 5.57 6.15 5.36 5.75 3.97 3.80 2.41 ****** 1965 2.82 3.21 4.14 4.05 5.32 6.00 6.09 6.08 5.77 6.05 4.89 3.33 4.81 1966 4.19 3.89 4.07 4.57 5.48 5.64 6.16 5.39 5.33 6.78 4.64 3.63 4.98 1967 3.32 3.23 3.59 4.61 5.80 6.12 7.29 6.81 5.66 5.17 5.00 3.56 5.01 1968 3.24 3.37 4.29 5.36 7.39 7.98 6.26 6.10 5.53 6.13 5.71 4.03 5.45 1969 2.63 3.55 5.67 5.77 7.01 6.92 8.53 7.30 5.75 6.16 4.49 4.42 5.69 1970 3.87 3.68 4.31 4.81 6.38 8.73 9.44 8.26 6.85 4.45 4.35 3.76 5.74 1971 3.66 3.98 4.60 5.03 6.96 6.37 7.22 7.32 4.39 4.90 5.26 3.75 5.29 1972 2.27 2.70 4.41 5.48 6.46 7.40 7.32 6.49 5.22 5.25 4.69 2.86 5.05 1973 2.44 4.27 3.65 4.27 5.68 5.99 7.38 6.53 5.14 4.70 3.38 3.30 4.73 1974 2.85 3.05 5.04 3.58 4.79 5.21 7.76 6.22 5.92 3.90 3.91 3.42 4.64 1975 3.33 3.78 4.01 5.36 6.33 5.82 6.10 4.99 4.34 4.16 4.34 3.56 4.68 1976 4.03 3.55 4.03 5.55 7.68 8.67 7.93 5.62 5.53 5.96 5.02 4.52 5.67 1977 2.20 4.33 5.22 6.07 7.22 6.80 6.68 6.44 5.64 6.18 5.38 4.14 5.52 1978 4.12 4.38 4.23 4.46 5.01 5.67 6.03 5.20 5.30 4.75 4.29 4.50 4.83 1979 4.43 3.96 4.44 5.56 6.69 7.12 6.53 5.85 5.61 5.44 4.59 3.89 5.34 1980 3.38 3.54 4.55 5.38 5.23 4.97 5.77 5.68 5.79 6.16 5.40 4.79 5.05 1981 4.71 4.48 4.80 4.91 4.86 5.16 6.42 5.97 5.68 5.31 4.79 4.61 5.14 1982 3.48 2.75 4.18 4.61 5.91 5.10 5.63 5.22 5.93 5.04 4.17 2.76 4.57 1983 2.98 3.10 5.08 5.53 7.59 6.25 ****** ****** 5.54 4.61 4.67 4.03 ****** 1984 3.48 3.27 4.82 4.77 7.00 6.95 6.36 6.01 5.50 5.85 5.64 2.72 5.20 1985 4.13 3.48 4.54 5.00 5.56 6.40 6.82 6.34 4.84 4.22 5.40 3.95 5.06 1986 3.28 3.98 4.47 6.24 5.82 6.08 6.98 6.65 4.99 5.23 4.73 3.47 5.16 1987 3.56 3.93 4.31 4.81 7.06 6.45 7.32 7.78 6.17 6.14 4.59 4.29 5.53 1988 3.95 3.67 4.05 6.12 5.77 5.95 8.40 7.58 6.38 6.04 4.24 3.66 5.48 1989 2.50 2.57 5.03 4.93 6.14 6.04 6.29 6.32 4.67 5.04 4.87 3.94 4.86 1990 3.18 3.83 4.31 4.60 5.64 6.30 6.79 6.39 4.71 5.03 4.56 3.43 4.90 1991 3.88 3.58 5.35 5.28 5.31 6.49 7.03 6.32 5.44 6.10 4.17 3.68 5.22 1992 2.66 3.26 3.85 4.73 6.38 7.04 8.40 7.71 5.78 4.36 4.78 4.03 5.25 1993 2.92 3.95 ****** ****** 6.60 6.20 7.63 6.94 5.55 5.25 5.04 4.28 ****** 1994 4.14 3.95 4.57 6.14 6.49 6.15 8.56 8.92 6.89 6.79 5.49 3.52 5.97 1995 3.92 4.05 3.96 5.55 7.47 7.91 8.83 9.88 9.14 6.17 4.80 3.47 6.26 1996 3.13 4.58 4.69 5.42 8.24 6.68 8.10 7.26 6.31 5.38 4.63 4.08 5.71 1997 3.58 3.56 3.88 5.29 6.32 7.51 7.37 6.74 5.78 5.71 4.93 4.25 5.41 1998 3.39 3.80 4.47 5.75 6.81 6.91 9.01 9.20 7.72 5.69 5.11 4.59 6.04 1999 3.94 3.85 4.65 6.38 5.92 6.95 9.79 9.64 8.25 6.75 5.17 4.34 6.30 2000 3.50 3.35 4.06 6.19 7.07 10.92 9.85 10.50 9.23 6.98 5.25 4.45 6.78 2001 3.48 3.64 5.41 6.87 7.58 9.61 11.59 11.34 8.82 7.17 5.46 4.82 7.15 2002 3.64 4.21 4.92 6.33 7.70 7.92 10.80 12.89 8.45 7.91 5.50 4.13 7.03 2003 3.78 4.15 4.38 ****** 8.47 ****** 10.80 ****** ****** 7.94 5.50 ****** ****** MEAN 3.44 3.68 4.47 5.24 6.39 6.72 7.63 7.14 6.04 5.63 4.82 3.86 5.42 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 ***** ** ***** ** -1.5 10 0.0 15 1.5 2 11.5 16 12.5 4 5.5 26 10.0 18 -0.5 29 -10.0 29 -13.0 14 ***** 1965 -12.5 6 -15.5 3 -4.5 14 -4.0 6 3.0 4 10.0 19 14.5 7 11.0 6 3.0 22 1.0 28 -0.5 24 -12.5 23 -15.5 1966 -6.5 28 -4.0 11 -5.0 2 -0.5 5 5.0 7 10.0 16 12.0 8 15.5 21 8.5 27 4.0 18 -4.0 25 -7.5 5 -7.5 1967 -15.0 23 -12.5 3 -9.1 1 -7.0 2 3.5 1 1.5 6 16.0 4 14.0 28 8.0 26 2.0 23 -7.5 30 -14.0 26 -15.0 1968 -23.0 27 -21.0 6 -9.0 24 -2.0 3 4.5 28 9.5 10 12.5 14 13.5 26 8.0 20 2.0 29 -1.5 19 -7.0 24 -23.0 1969 -15.5 8 -15.5 15 -0.5 24 -9.0 14 5.5 2 9.0 11 12.0 13 10.5 30 4.5 13 3.0 31 -7.0 19 -4.5 29 -15.5 1970 -13.0 29 -7.0 20 -3.0 6 0.5 25 4.5 8 9.5 11 15.0 17 10.5 29 8.0 13 1.5 25 0.4 30 -8.0 16 -13.0 1971 -10.5 20 -10.0 2 -4.8 16 0.0 3 6.5 3 8.5 6 14.0 26 13.5 3 6.5 21 3.5 20 0.0 13 -12.8 22 -12.8 1972 -16.0 11 -19.5 4 -6.0 11 1.0 1 4.0 10 10.0 10 11.0 6 10.0 22 8.0 19 6.6 31 -1.5 23 -17.5 26 -19.5 1973 -18.5 2 -11.0 7 -7.5 9 0.0 2 4.0 1 9.5 6 15.5 2 15.5 14 7.5 27 6.0 24 -6.0 7 -12.0 15 -18.5 1974 -14.5 5 -19.0 4 -9.5 6 0.0 2 4.0 2 11.0 4 10.0 21 11.5 7 7.5 18 1.5 19 -4.0 28 -12.5 27 -19.0 1975 -11.0 21 -15.5 12 -6.5 9 1.5 1 3.5 7 10.0 4 17.0 9 14.0 30 10.0 26 2.0 17 -9.5 30 -10.5 7 -15.5 1976 -11.5 3 -11.0 17 ***** ** 1.1 5 3.0 4 6.5 7 10.0 4 12.5 18 5.5 29 1.5 31 -5.0 30 -8.5 25 ***** 1977 -18.5 25 -12.0 1 -3.5 6 -2.0 2 4.5 6 7.0 1 11.0 2 12.0 26 6.0 29 -2.5 26 -1.5 28 -9.0 26 -18.5 1978 -11.0 15 -6.5 10 -3.0 16 0.5 15 2.5 1 6.5 3 13.5 11 13.0 30 10.0 27 4.0 6 -6.0 5 -5.5 25 -11.0 1979 -5.5 12 -5.0 10 -8.5 5 -2.0 28 4.0 1 9.0 17 13.0 1 11.0 31 9.5 28 3.5 30 -4.5 21 ***** ** ***** 1980 -12.5 31 -14.0 1 -7.0 4 -2.0 15 5.5 4 12.5 8 15.5 5 15.0 16 11.0 28 1.5 29 0.5 21 -5.0 22 -14.0 1981 -4.0 23 -9.0 24 -6.0 2 0.0 5 2.0 6 8.5 10 14.0 26 14.0 24 8.0 28 5.5 13 -2.5 29 -5.5 27 -9.0 1982 -7.5 27 -12.5 12 -5.5 5 4.0 1 6.0 1 12.0 2 14.0 2 13.5 21 9.5 19 2.5 31 -8.0 24 -20.0 11 -20.0 1983 -23.5 27 -14.0 1 -3.0 5 -1.0 2 3.5 2 1.6 20 ***** ** ***** ** 6.0 23 5.0 24 -1.5 27 -12.0 27 ***** 1984 -16.0 31 -13.0 1 -6.0 1 0.0 1 ***** ** 8.0 2 14.0 13 16.0 2 11.0 30 3.5 30 -1.5 21 -17.5 12 ***** 1985 -17.5 1 -12.0 10 -13.5 1 0.0 8 2.0 5 8.0 12 13.0 3 12.0 28 9.5 21 0.0 31 -2.0 1 -9.0 31 -17.5 1986 -16.0 24 -9.0 4 -10.5 17 1.0 1 5.5 4 8.5 2 15.0 24 13.0 31 8.5 30 4.0 25 -4.5 14 -11.5 4 -16.0 1987 -6.0 9 -7.0 7 -5.0 22 -2.5 6 5.0 6 10.5 1 12.5 29 13.5 30 7.5 30 0.0 12 -8.0 30 -14.0 31 -14.0 1988 -9.5 20 -11.0 7 -6.5 7 -4.0 2 5.0 7 10.0 25 12.5 1 13.0 31 8.5 30 3.5 22 -8.0 15 -18.0 29 -18.0 1989 -20.0 5 -18.0 1 -7.0 30 -0.5 1 1.5 1 9.5 1 16.5 6 15.0 30 5.5 20 3.5 23 -2.0 22 -6.0 8 -20.0 1990 -15.5 26 -9.0 8 -10.5 20 -1.5 5 4.5 14 10.5 7 12.5 7 15.0 21 11.5 29 2.0 19 -2.0 14 -18.0 27 -18.0 1991 ***** ** ***** ** -3.0 17 -1.0 13 2.0 7 ***** ** ***** ** 13.0 30 5.0 28 4.5 17 -3.5 17 -11.0 23 ***** 1992 -17.5 29 -15.5 12 -18.0 11 -2.5 3 2.5 3 7.5 20 13.5 11 10.5 31 6.0 30 2.5 28 -10.0 27 -15.0 28 -18.0 1993 -15.0 19 -11.5 17 ***** ** ***** ** 4.0 9 9.0 5 14.5 19 14.5 12 9.0 30 4.0 27 -8.0 30 -8.0 1 ***** 1994 -8.0 9 -10.0 4 -5.0 17 -1.5 5 3.5 7 9.0 5 14.0 2 15.0 10 8.0 22 4.0 13 -1.5 10 -17.0 7 -17.0 1995 -7.5 21 -7.5 25 -3.5 7 -1.5 7 2.0 9 8.5 1 14.0 1 17.5 31 6.5 22 2.0 19 -8.0 30 -11.0 21 -11.0 1996 -14.0 22 -8.5 6 -6.0 17 -1.0 4 7.0 6 10.0 7 14.0 16 15.5 31 9.0 21 1.5 28 -6.0 13 -6.5 4 -14.0 1997 -15.5 29 -15.5 1 -12.5 9 -5.5 12 3.0 6 12.5 3 16.0 7 16.0 31 6.0 16 4.5 25 -3.0 28 -9.5 29 -15.5 1998 -15.0 14 -12.5 17 -11.0 1 -1.5 8 5.0 3 12.0 1 16.5 7 15.0 4 10.5 29 3.0 12 0.5 26 -5.0 24 -15.0 1999 -10.0 5 -5.5 8 -4.5 18 0.5 11 6.0 5 14.0 14 13.0 16 17.0 20 7.0 28 5.5 27 -7.5 30 -7.0 3 -10.0 2000 -11.5 19 -13.5 9 -5.0 10 3.0 1 6.5 10 9.5 14 16.0 28 16.5 31 11.0 27 2.0 29 -1.5 12 -6.6 17 -13.5 2001 -14.5 28 -8.0 13 -4.0 11 2.5 13 6.0 6 10.0 13 14.0 19 14.5 31 8.0 30 3.5 31 -8.0 20 -4.5 22 -14.5 2002 -13.5 19 -7.0 4 -3.5 7 1.0 4 5.0 3 10.5 4 15.5 1 16.0 29 11.5 26 6.5 25 -5.5 22 -13.0 14 -13.5 2003 -9.0 24 -9.0 18 -9.5 2 ***** ** 2.0 1 ***** ** 15.5 1 ***** ** ***** ** 6.5 25 -5.0 30 ***** ** ***** LOW. -23.5 27 -21.0 6 -18.0 11 -9.0 14 1.5 2 1.5 6 10.0 21 5.5 26 3.0 22 -2.5 26 -10.0 29 -20.0 11 -23.5 YEAR 1983 1968 1992 1969 1964 1967 1974 1964 1965 1977 1964 1982 1983 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 ***** ** ***** ** 20.0 26 23.0 29 28.5 10 33.5 27 37.0 4 37.0 15 32.5 4 27.5 2 25.0 8 10.5 6 ***** 1965 9.0 24 14.0 28 20.0 10 23.5 25 30.0 31 31.5 15 35.5 29 34.0 14 32.0 15 24.5 13 18.5 6 16.0 14 35.5 1966 16.5 2 16.5 26 18.0 9 28.5 17 29.5 24 33.5 7 35.5 5 35.0 4 35.0 1 24.5 7 18.0 1 15.0 2 35.5 1967 14.0 15 8.5 10 16.5 5 20.5 23 28.0 25 33.0 28 37.5 17 35.0 21 33.0 5 23.5 10 19.5 5 12.5 16 37.5 1968 10.5 14 15.5 29 18.5 14 23.5 16 27.0 3 34.0 28 36.5 6 36.0 15 34.0 5 27.0 3 20.0 2 23.0 3 36.5 1969 9.5 15 12.5 27 17.0 29 22.5 25 28.0 26 34.0 29 37.5 28 36.0 5 31.0 9 28.5 5 16.5 1 15.0 5 37.5 1970 11.0 5 15.5 8 24.5 31 25.5 17 32.0 28 38.0 30 37.5 13 36.0 23 34.0 8 29.5 1 22.0 2 16.5 4 38.0 1971 14.5 5 13.0 22 19.0 18 23.0 30 29.5 28 33.5 21 37.0 7 35.5 18 33.0 1 24.5 16 21.0 3 15.5 12 37.0 1972 8.5 13 10.0 16 18.0 30 24.0 30 25.0 26 32.5 21 35.0 23 33.0 13 32.5 6 28.5 3 19.5 3 9.6 5 35.0 1973 9.5 31 17.0 19 20.0 2 23.5 27 29.0 29 36.0 27 37.5 14 35.5 4 33.5 1 28.0 7 23.5 1 13.0 2 37.5 1974 6.0 8 8.5 14 24.0 18 24.5 27 29.0 27 35.0 20 34.5 1 35.0 21 31.5 9 28.5 9 22.0 3 10.5 1 35.0 1975 8.5 4 11.5 23 22.0 25 25.0 14 30.0 30 36.0 29 37.5 24 37.5 11 32.5 7 30.0 8 22.0 2 12.0 21 37.5 1976 10.0 18 12.0 10 15.0 31 22.0 16 27.0 31 34.0 25 36.4 30 36.0 13 34.0 4 25.0 2 20.0 4 14.5 15 36.4 1977 6.5 19 18.0 28 21.0 19 24.0 30 29.0 14 35.0 25 39.0 14 38.0 3 34.0 1 29.5 2 15.5 3 15.0 4 39.0 1978 13.0 1 15.5 16 20.5 30 25.0 10 30.0 26 36.0 30 36.0 1 35.0 27 34.0 23 25.0 1 18.0 8 12.0 17 36.0 1979 15.0 4 18.0 14 17.0 22 26.0 4 27.5 21 34.5 30 36.5 22 33.0 5 34.0 9 28.0 9 22.0 3 12.0 3 36.5 1980 7.0 28 10.0 28 17.5 26 24.0 12 30.0 23 35.5 27 36.5 19 37.5 12 32.0 3 28.5 1 17.5 3 15.5 12 37.5 1981 11.0 5 10.5 8 18.5 24 24.0 22 26.5 25 32.5 30 36.0 18 35.5 12 30.5 13 24.5 9 17.5 1 13.5 10 36.0 1982 8.5 9 5.0 28 14.5 31 22.5 24 27.5 19 34.0 26 36.0 19 36.0 4 31.5 1 23.0 1 16.0 1 4.5 18 36.0 1983 6.0 18 10.5 26 13.0 27 21.0 17 30.5 31 35.5 26 ***** ** ***** ** 30.0 8 23.0 29 22.0 1 14.5 2 ***** 1984 9.5 8 6.5 10 20.5 10 23.0 20 25.5 28 34.5 20 36.0 31 37.5 27 35.0 1 27.5 2 17.5 3 6.5 2 37.5 1985 13.5 24 8.5 1 17.5 21 24.0 20 31.0 30 36.5 27 36.0 20 33.0 3 33.0 2 27.5 1 19.0 2 12.0 2 36.5 1986 11.5 2 15.0 28 15.5 30 20.5 22 27.5 25 35.0 30 36.0 10 34.0 1 30.0 3 27.0 2 20.0 2 11.5 24 36.0 1987 16.0 19 17.0 1 15.0 7 24.5 30 28.5 14 34.5 29 36.0 19 35.0 14 34.0 6 28.0 2 19.5 5 15.5 18 36.0 1988 9.0 26 13.5 1 19.0 21 24.5 18 30.5 27 33.5 14 36.0 24 36.0 1 35.5 11 26.5 12 21.5 3 16.5 4 36.0 1989 8.5 20 10.5 28 17.5 26 25.0 17 30.5 25 37.5 30 38.0 1 35.5 9 35.0 2 29.5 8 18.0 28 13.0 1 38.0 1990 8.0 6 11.0 28 18.5 12 26.0 27 31.0 21 37.0 29 36.5 28 37.0 16 34.5 14 27.0 1 21.5 5 19.0 3 37.0 1991 ***** ** ***** ** 18.0 22 26.0 22 32.0 3 ***** ** ***** ** 37.0 6 35.5 3 24.5 7 22.0 3 10.5 11 ***** 1992 6.6 20 10.5 22 16.5 30 23.5 13 26.5 31 35.0 30 37.0 5 35.0 5 30.0 14 25.5 3 20.0 6 13.0 1 37.0 1993 9.5 30 14.5 28 ***** ** ***** ** 31.0 26 37.5 17 38.5 3 38.0 15 37.0 1 27.0 1 18.5 9 16.0 22 ***** 1994 14.5 1 15.0 8 20.0 31 27.5 22 29.5 28 35.0 26 38.0 20 37.5 2 31.5 1 25.0 1 19.0 3 12.0 1 38.0 1995 14.0 29 15.0 22 20.0 24 22.5 30 28.0 21 34.5 21 38.5 16 38.0 6 35.0 8 28.0 3 25.0 1 13.0 29 38.5 1996 13.0 2 16.0 9 19.5 31 23.5 30 31.5 31 34.0 21 35.0 2 36.0 12 34.0 10 27.0 1 21.0 6 17.0 28 36.0 1997 14.0 6 16.0 18 16.0 22 25.5 24 30.5 28 33.5 11 38.5 24 39.0 14 33.0 1 28.0 4 20.0 5 17.0 8 39.0 1998 9.0 24 15.0 7 19.0 24 27.5 15 30.0 11 36.5 28 38.0 12 37.0 27 36.0 2 30.0 1 22.5 20 23.5 11 38.0 1999 11.5 31 17.0 26 20.5 31 25.5 30 34.5 31 35.5 28 38.5 4 37.5 25 35.0 3 31.0 1 20.5 19 18.0 29 38.5 2000 17.0 3 15.5 24 19.5 22 27.5 20 32.0 25 38.0 22 38.0 1 37.5 3 35.5 9 26.0 22 18.5 3 16.5 31 38.0 2001 14.0 13 17.5 28 23.5 31 27.0 5 32.5 15 37.5 28 38.5 10 37.5 5 32.5 4 28.5 6 23.5 6 16.5 30 38.5 2002 13.5 6 15.5 25 22.0 13 26.5 28 30.5 31 35.0 29 37.5 19 39.5 10 35.5 3 29.0 3 20.5 11 12.5 7 39.5 2003 19.0 12 13.5 3 18.5 25 ***** ** 27.5 17 ***** ** 37.5 19 ***** ** ***** ** 29.0 3 20.5 11 ***** ** ***** HIG. 19.0 12 18.0 28 24.5 31 28.5 17 34.5 31 38.0 30 39.0 14 39.5 10 37.0 1 31.0 1 25.0 8 23.5 11 39.5 YEAR 2003 1977 1970 1966 1999 1970 1977 2002 1993 1999 1964 1998 2002 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 ***** ** ***** ** 6.0 16 6.0 9 3.0 27 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 11.0 24 14.0 13 ***** 1965 10.5 11 12.5 14 30.0 2 12.0 18 6.5 2 0.0 ** 0.0 ** 3.0 23 9.0 28 16.0 29 8.0 8 7.0 20 30.0 1966 8.3 31 11.0 2 14.5 13 14.5 22 7.0 5 0.0 ** 0.0 ** 0.0 ** 1.0 30 15.0 11 0.0 ** 5.5 26 15.0 1967 4.0 30 14.0 15 5.0 7 16.0 5 8.0 14 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.5 12 18.0 20 2.0 23 18.0 1968 10.0 16 25.0 3 23.5 16 12.0 23 15.0 14 7.0 2 0.0 ** 0.0 ** 0.0 ** 8.0 25 4.5 2 4.0 9 25.0 1969 23.0 20 5.0 21 24.0 20 19.0 11 16.0 6 0.0 ** 12.0 11 0.3 27 0.6 17 1.6 30 1.5 3 4.0 16 24.0 1970 1.0 1 4.0 13 11.5 12 23.5 20 13.0 4 0.0 ** 1.0 25 0.0 ** 0.0 ** 2.0 14 31.5 28 10.0 9 31.5 1971 6.6 31 11.0 23 12.5 29 26.0 24 6.1 8 1.5 18 3.0 31 5.0 1 0.0 ** 2.0 26 15.0 19 10.0 30 26.0 1972 8.5 29 11.0 29 22.5 21 6.0 24 12.0 29 6.2 9 0.0 ** 13.5 3 2.2 24 2.0 30 77.0 4 15.0 6 77.0 1973 7.0 22 22.0 22 18.0 3 13.5 16 3.0 10 0.3 24 0.7 24 0.0 ** 0.0 ** 0.0 ** 15.0 23 10.5 30 22.0 1974 20.0 15 19.7 26 4.8 31 14.5 10 3.0 17 0.0 ** 8.5 8 3.3 10 0.0 ** 0.0 ** 5.2 20 15.0 5 20.0 1975 17.0 3 10.5 6 23.5 18 9.5 23 30.0 12 5.0 7 0.0 ** 0.0 ** 1.0 22 0.0 ** 9.0 11 39.0 23 39.0 1976 11.0 19 19.0 10 12.0 11 12.5 2 14.0 14 15.0 7 0.0 ** 0.0 ** 0.0 ** 20.0 31 17.0 27 25.0 11 25.0 1977 9.0 20 13.0 7 15.0 4 15.0 9 30.0 30 3.0 1 10.0 31 0.0 ** 0.0 ** 30.0 19 15.0 13 10.0 15 30.0 1978 16.0 4 15.0 24 14.0 6 1.0 23 1.5 8 3.0 19 0.0 ** 0.0 ** 0.0 ** 0.5 31 3.0 28 35.0 7 35.0 1979 10.5 9 16.0 10 6.0 10 34.0 23 20.0 22 4.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 12.0 16 34.0 1980 26.0 23 10.0 10 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 13.0 20 26.0 1981 12.0 12 5.5 23 10.0 27 3.0 3 6.0 6 0.0 ** 2.5 21 0.0 ** 0.0 ** 15.0 8 3.0 29 8.5 26 15.0 1982 12.0 28 11.5 5 12.0 25 5.0 7 17.0 22 0.0 ** 0.0 ** 0.0 ** 0.0 ** 20.0 6 13.0 10 13.0 6 20.0 1983 27.5 10 15.0 5 27.0 31 14.5 4 11.5 2 0.0 ** ***** ** ***** ** 0.0 ** 0.0 ** 3.0 23 21.0 12 ***** 1984 16.0 16 4.0 24 7.0 6 8.5 22 10.5 12 1.5 8 0.0 ** 0.0 ** 0.0 ** 7.5 19 9.5 18 41.0 4 41.0 1985 5.5 2 16.0 4 17.0 19 10.5 7 4.5 21 6.0 12 0.0 ** 1.0 28 0.0 ** 0.0 ** 12.5 12 22.0 19 22.0 1986 6.0 23 15.5 10 14.0 8 18.0 17 74.0 4 6.0 9 0.0 ** 2.0 6 1.0 17 6.0 23 8.0 30 35.0 20 74.0 1987 3.0 6 10.0 27 16.5 17 20.0 19 11.0 19 0.5 18 7.0 29 6.0 6 5.0 21 16.0 25 2.0 28 20.0 24 20.0 1988 5.0 7 10.0 3 15.0 5 7.0 13 2.5 2 3.0 30 2.5 8 0.0 ** 0.0 ** 18.0 16 4.0 13 11.0 17 18.0 1989 27.0 28 17.0 19 11.0 28 5.0 19 18.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.5 26 12.0 7 15.0 4 27.0 1990 12.0 8 10.0 10 14.0 27 23.0 2 4.0 12 0.0 ** 10.0 6 0.0 ** 0.0 ** 25.0 28 46.0 12 10.0 25 46.0 1991 18.0 14 13.0 2 27.0 25 17.0 4 7.0 16 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 16 2.0 15 25.0 12 27.0 1992 4.5 8 30.0 25 16.5 9 40.0 27 18.0 9 4.0 8 0.0 ** 0.5 12 0.0 ** 0.0 ** 6.5 8 9.0 3 40.0 1993 15.0 7 26.0 3 ***** ** ***** ** 12.0 13 0.0 ** 2.0 25 0.0 ** 0.0 ** 5.5 29 10.0 2 11.0 15 ***** 1994 14.5 16 45.0 1 11.0 12 27.0 30 36.5 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 15.5 23 36.5 7 8.5 2 45.0 1995 6.0 17 12.0 24 11.0 17 11.0 21 15.5 29 15.0 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.5 6 15.5 1996 17.5 17 24.0 27 28.0 2 19.0 3 12.0 11 0.5 26 0.0 ** 0.0 ** 0.0 ** 4.5 14 2.5 7 16.0 22 28.0 1997 7.5 16 6.0 19 10.0 8 26.0 28 2.0 17 6.5 22 0.0 ** 0.0 ** 2.5 25 3.5 23 2.0 1 13.0 14 26.0 1998 10.0 13 9.0 10 24.0 1 23.5 5 16.0 3 0.0 ** 3.0 17 8.5 2 0.0 ** 12.0 11 2.0 12 6.0 3 24.0 1999 32.5 21 11.0 6 16.9 20 12.5 2 2.2 5 0.0 ** 5.7 16 1.2 20 0.0 ** 13.0 27 59.6 8 13.5 10 59.6 2000 40.0 28 18.0 14 15.0 23 9.0 21 1.2 9 0.0 ** 0.0 ** 0.2 10 1.5 30 13.0 15 9.5 30 35.0 1 40.0 2001 13.5 24 10.5 18 17.2 15 2.4 24 28.0 4 12.2 12 2.6 19 2.7 11 1.6 19 7.9 23 10.0 23 34.5 5 34.5 2002 19.5 7 6.8 14 22.2 28 11.5 2 6.8 4 0.0 ** 2.4 27 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.9 9 22.2 2003 13.0 22 27.0 5 24.5 26 ***** ** 17.3 29 ***** ** 2.4 27 ***** ** ***** ** 1.6 31 6.0 6 ***** ** ***** HIG. 40.0 28 45.0 1 30.0 2 40.0 27 74.0 4 15.0 7 12.0 11 13.5 3 9.0 28 30.0 19 77.0 4 41.0 4 77.0 YEAR 2000 1994 1965 1992 1986 1976 1969 1972 1965 1977 1972 1984 1972 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1964 ****** ****** 6.0 8.0 3.0 0.0 0.0 0.0 0.0 0.0 23.0 14.0 ****** 11.1 20.4 0.0 68.5 1965 31.0 12.5 53.3 23.5 9.5 0.0 0.0 5.0 23.5 41.0 16.5 11.0 226.8 42.7 14.6 12.6 30.2 1966 18.0 21.0 73.5 24.5 26.0 0.0 0.0 0.0 1.0 52.5 0.0 9.7 226.2 49.7 22.3 0.4 27.5 1967 19.0 44.0 23.0 33.5 30.0 0.0 0.0 0.0 0.0 5.5 46.8 4.0 205.8 41.8 30.9 0.0 27.4 1968 43.5 55.0 76.5 38.0 67.5 12.5 0.0 0.0 0.0 14.5 35.5 18.7 361.7 48.4 32.6 0.0 19.0 1969 141.0 27.5 155.0 88.0 67.0 0.0 12.0 0.6 0.9 4.1 1.8 8.9 506.8 63.8 30.6 2.7 2.9 1970 2.7 5.0 33.5 51.5 34.5 0.0 1.0 0.0 0.0 2.0 39.0 31.0 200.2 20.6 43.0 0.5 36.0 1971 11.1 34.5 34.2 97.1 14.3 1.5 3.0 9.0 0.0 3.0 57.3 49.6 314.6 25.4 35.9 3.8 34.9 1972 28.5 21.7 92.3 18.8 82.4 13.4 0.0 14.8 2.2 2.0 135.9 66.5 478.5 29.8 23.9 3.6 42.7 1973 20.7 47.2 26.2 43.7 6.2 0.3 1.8 0.0 0.0 0.0 22.2 32.7 201.0 46.8 25.0 0.9 27.3 1974 66.5 85.4 15.4 40.1 3.0 0.0 22.4 5.3 0.0 0.0 5.2 28.2 271.5 61.6 15.9 10.2 12.3 1975 42.1 38.4 36.2 24.3 54.1 8.2 0.0 0.0 2.0 0.0 24.5 86.0 315.8 37.0 27.4 0.6 35.0 1976 37.5 60.5 35.0 62.5 48.5 22.5 0.0 0.0 0.0 43.0 26.0 52.5 388.0 34.3 34.4 0.0 31.3 1977 47.5 19.5 34.5 61.5 96.5 3.0 10.0 0.0 0.0 107.5 37.0 40.0 457.0 22.2 35.2 2.2 40.4 1978 36.0 31.5 55.0 1.0 1.5 3.0 0.0 0.0 0.0 0.5 7.0 103.0 238.5 51.4 2.3 0.0 46.3 1979 31.0 29.0 14.0 65.0 51.0 6.0 0.0 0.0 0.0 0.0 0.0 27.0 223.0 33.2 54.7 0.0 12.1 1980 74.0 32.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25.0 131.0 80.9 0.0 0.0 19.1 1981 22.0 15.0 16.5 3.0 6.0 0.0 2.5 0.0 0.0 25.0 3.0 14.5 107.5 49.8 8.4 2.3 39.5 1982 36.5 55.5 43.0 16.0 46.5 0.0 0.0 0.0 0.0 83.5 43.0 24.5 348.5 38.7 17.9 0.0 43.3 1983 70.0 22.5 41.0 51.0 33.0 0.0 ****** ****** 0.0 0.0 6.5 72.0 ****** 45.1 28.4 0.0 26.5 1984 65.5 4.0 44.5 30.5 54.5 1.5 0.0 0.0 0.0 9.0 60.5 88.5 358.5 31.8 24.1 0.0 44.1 1985 11.0 31.0 65.5 26.5 9.5 8.5 0.0 1.5 0.0 0.0 32.5 39.0 225.0 47.8 19.8 0.7 31.8 1986 14.0 51.5 51.7 71.3 150.0 6.0 0.0 2.0 1.0 9.0 34.0 47.0 437.5 26.8 52.0 0.7 20.6 1987 7.0 42.0 64.0 41.0 25.5 0.5 7.0 8.0 6.0 73.0 2.0 42.0 318.0 35.5 21.1 6.6 36.8 1988 22.8 45.5 56.5 48.5 4.5 3.5 4.5 0.0 0.0 25.0 15.0 34.5 260.3 47.9 21.7 1.7 28.6 1989 72.0 57.5 54.5 5.0 24.5 0.0 0.0 0.0 0.0 0.5 36.0 53.5 303.5 60.6 9.7 0.0 29.7 1990 43.0 42.0 47.0 45.5 7.5 0.0 14.5 0.0 0.0 38.5 53.0 11.5 302.5 43.6 17.5 4.8 34.0 1991 30.5 50.5 89.5 30.0 14.5 0.0 0.0 0.0 0.0 20.0 3.5 65.0 303.5 56.2 14.7 0.0 29.2 1992 24.5 67.0 73.0 112.5 89.5 6.0 0.0 0.5 0.0 0.0 22.0 33.0 428.0 38.4 48.6 0.1 12.9 1993 37.0 88.0 ****** ****** 44.0 0.0 2.0 0.0 0.0 9.0 48.0 15.0 ****** 51.4 18.1 0.8 29.6 1994 44.0 57.0 46.0 61.5 57.5 0.0 0.0 0.0 0.0 46.0 156.5 31.0 499.5 29.4 23.8 0.0 46.7 1995 13.0 29.5 16.0 48.0 53.5 27.5 0.0 0.0 0.0 0.0 0.0 17.0 204.5 28.6 63.1 0.0 8.3 1996 58.5 120.0 104.0 72.5 34.0 0.5 0.0 0.0 0.0 5.0 8.0 29.0 431.5 65.5 24.8 0.0 9.7 1997 8.6 12.5 53.5 49.0 5.5 8.0 0.0 0.0 2.5 3.5 5.0 54.0 202.1 36.9 30.9 1.2 30.9 1998 55.5 42.5 104.0 79.0 64.0 0.0 6.5 11.5 0.0 21.0 4.0 10.5 398.5 50.7 35.9 4.5 8.9 1999 81.5 38.9 53.1 27.2 4.9 0.0 8.9 1.4 0.0 30.1 85.9 34.2 366.1 47.4 8.8 2.8 41.0 2000 67.5 20.6 39.2 13.4 1.2 0.0 0.0 0.2 1.5 32.7 25.5 141.3 343.1 37.1 4.3 0.5 58.1 2001 19.4 22.5 41.7 2.6 37.4 12.2 3.2 3.7 2.8 14.4 26.6 72.2 258.7 32.3 20.2 3.7 43.8 2002 51.7 19.2 35.8 60.7 9.6 0.0 3.5 0.0 0.0 0.0 0.0 28.6 209.1 51.0 33.6 1.7 13.7 2003 37.1 62.7 81.4 ****** 35.0 ****** 2.8 ****** ****** 1.6 20.2 ****** ****** 75.2 14.5 1.2 9.1 MEAN 39.6 40.1 50.9 41.5 35.2 3.7 2.7 1.7 1.1 18.1 29.2 40.1 303.9 43.0 26.5 1.8 28.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 1 3 2 0 0 0 0 0 4 1 *** 1965 4 1 5 5 6 1 1 2 7 7 5 3 47 1966 5 3 10 5 6 0 0 1 3 10 0 5 48 1967 7 7 8 10 9 0 0 0 4 5 10 4 64 1968 9 8 10 10 14 5 0 0 0 5 13 8 82 1969 17 10 17 10 7 1 3 3 3 8 2 6 87 1970 5 4 8 9 9 0 2 0 1 1 5 7 51 1971 3 8 13 14 11 1 1 2 0 3 14 11 81 1972 14 8 17 10 24 7 0 3 2 3 4 11 103 1973 12 11 8 9 3 2 6 0 0 1 5 7 64 1974 17 17 11 10 4 0 12 2 3 0 1 9 86 1975 10 12 11 9 12 5 0 0 4 1 6 6 76 1976 6 10 6 11 8 3 0 0 0 7 5 7 63 1977 12 3 6 7 10 1 1 0 0 12 6 6 64 1978 9 8 9 5 1 2 0 0 0 3 4 11 52 1979 7 5 10 8 7 5 1 1 0 4 1 9 58 1980 8 7 1 4 3 0 0 0 0 4 8 5 40 1981 5 10 6 7 3 3 1 0 0 6 6 5 52 1982 5 13 7 7 8 1 0 0 0 15 9 4 69 1983 8 3 4 10 9 0 *** *** 0 0 8 9 *** 1984 9 2 15 8 18 2 0 0 0 4 12 7 77 1985 2 7 8 10 7 4 0 3 0 0 8 14 63 1986 5 10 13 19 14 2 1 6 1 7 11 8 97 1987 4 12 16 10 12 3 2 6 5 17 4 10 101 1988 11 14 12 16 7 4 7 1 1 5 9 8 95 1989 11 11 14 7 8 2 0 0 0 4 10 8 75 1990 12 13 14 7 3 1 3 2 0 7 2 3 67 1991 8 11 16 7 7 2 0 0 0 8 4 13 76 1992 13 9 16 13 19 3 0 3 0 1 8 12 97 1993 10 11 *** *** 14 1 3 1 1 6 15 5 *** 1994 13 6 13 9 10 0 0 0 2 13 12 10 88 1995 6 7 3 13 12 7 0 0 0 0 2 5 55 1996 11 19 21 19 10 2 2 0 1 5 4 5 99 1997 6 5 16 8 10 4 0 0 1 5 7 9 71 1998 14 11 11 10 14 2 5 5 1 3 4 3 83 1999 10 6 10 14 5 0 6 2 0 5 5 6 69 2000 8 6 5 7 3 0 2 1 3 8 12 11 66 2001 7 9 6 4 6 1 3 3 8 5 8 9 69 2002 10 5 9 16 4 0 4 0 0 0 0 11 59 2003 7 10 15 *** 10 *** 6 *** *** 5 13 *** *** MEAN 9 9 10 9 9 2 2 1 1 5 7 7 71 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 *** *** 1 3 1 0 0 0 0 0 4 1 *** 1965 4 1 5 4 3 0 0 2 5 7 5 2 38 1966 3 3 10 5 5 0 0 0 1 9 0 3 39 1967 7 7 7 7 6 0 0 0 0 4 9 2 49 1968 7 8 9 7 11 3 0 0 0 3 13 6 67 1969 16 9 16 9 7 0 1 0 0 1 1 3 63 1970 1 2 6 6 6 0 1 0 0 1 5 5 33 1971 3 8 8 10 5 1 1 2 0 2 8 10 58 1972 8 7 12 6 14 3 0 2 1 1 4 8 66 1973 4 7 5 7 3 0 0 0 0 0 3 6 35 1974 14 13 6 8 1 0 6 2 0 0 1 5 56 1975 8 8 5 5 7 3 0 0 2 0 5 6 49 1976 6 10 6 11 8 3 0 0 0 5 3 5 57 1977 12 3 5 7 9 1 1 0 0 8 5 6 57 1978 6 5 7 1 1 1 0 0 0 0 3 7 31 1979 5 3 3 4 6 2 0 0 0 0 0 5 28 1980 7 6 0 0 0 0 0 0 0 0 0 2 15 1981 2 4 3 1 1 0 1 0 0 4 1 3 20 1982 5 12 7 5 6 0 0 0 0 13 7 4 59 1983 8 3 4 9 6 0 *** *** 0 0 2 6 *** 1984 7 1 9 6 10 1 0 0 0 2 11 5 52 1985 2 5 8 5 3 2 0 1 0 0 4 6 36 1986 5 9 12 12 9 1 0 1 1 3 8 5 66 1987 3 11 12 7 6 0 1 3 2 14 1 8 68 1988 8 8 9 11 2 1 2 0 0 2 6 7 56 1989 8 9 12 1 3 0 0 0 0 0 5 8 46 1990 10 6 11 6 2 0 2 0 0 3 2 2 44 1991 3 8 12 6 3 0 0 0 0 7 2 10 51 1992 8 6 12 8 16 2 0 0 0 0 5 8 65 1993 7 7 *** *** 8 0 1 0 0 2 9 4 *** 1994 8 5 6 6 6 0 0 0 0 10 11 7 59 1995 4 6 3 11 11 4 0 0 0 0 0 5 44 1996 7 15 17 14 5 0 0 0 0 1 4 4 67 1997 2 3 11 5 3 2 0 0 1 1 3 8 39 1998 11 8 10 7 10 0 3 3 0 2 2 3 59 1999 8 6 8 7 2 0 2 1 0 5 4 5 48 2000 6 2 5 3 1 0 0 0 1 5 7 10 40 2001 3 3 4 1 4 1 1 2 2 3 5 8 37 2002 5 4 5 14 3 0 1 0 0 0 0 8 40 2003 6 9 8 *** 4 *** 1 *** *** 1 7 *** *** MEAN 6 6 8 6 5 1 1 1 0 3 4 6 47 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 0 0 0 0 0 0 0 1 1 *** 1965 2 1 2 1 0 0 0 0 0 2 0 0 8 1966 0 1 2 1 0 0 0 0 0 2 0 0 6 1967 0 1 0 1 0 0 0 0 0 0 2 0 4 1968 1 1 2 1 2 0 0 0 0 0 0 0 7 1969 6 0 7 6 3 0 1 0 0 0 0 0 23 1970 0 0 1 2 1 0 0 0 0 0 1 1 6 1971 0 1 1 4 0 0 0 0 0 0 2 1 9 1972 0 1 4 0 2 0 0 1 0 0 3 4 15 1973 0 1 1 1 0 0 0 0 0 0 1 1 5 1974 2 3 0 1 0 0 0 0 0 0 0 1 7 1975 1 1 1 0 2 0 0 0 0 0 0 4 9 1976 2 2 2 1 1 1 0 0 0 2 1 2 14 1977 0 1 1 3 4 0 1 0 0 5 1 1 17 1978 1 1 2 0 0 0 0 0 0 0 0 5 9 1979 1 2 0 3 2 0 0 0 0 0 0 1 9 1980 3 1 0 0 0 0 0 0 0 0 0 2 6 1981 2 0 1 0 0 0 0 0 0 1 0 0 4 1982 1 1 2 0 2 0 0 0 0 2 1 1 10 1983 3 1 1 1 1 0 *** *** 0 0 0 4 *** 1984 4 0 0 0 2 0 0 0 0 0 0 4 10 1985 0 1 2 1 0 0 0 0 0 0 1 1 6 1986 0 1 1 3 2 0 0 0 0 0 0 1 8 1987 0 1 1 1 1 0 0 0 0 3 0 1 8 1988 0 1 2 0 0 0 0 0 0 1 0 1 5 1989 2 2 1 0 1 0 0 0 0 0 2 3 11 1990 1 2 1 1 0 0 1 0 0 2 1 1 10 1991 2 1 4 1 0 0 0 0 0 0 0 2 10 1992 0 2 3 3 3 0 0 0 0 0 0 0 11 1993 1 4 *** *** 1 0 0 0 0 0 1 1 *** 1994 1 1 1 2 1 0 0 0 0 1 5 0 12 1995 0 1 1 1 2 1 0 0 0 0 0 0 6 1996 3 5 3 2 1 0 0 0 0 0 0 1 15 1997 0 0 3 2 0 0 0 0 0 0 0 1 6 1998 1 0 4 4 3 0 0 0 0 1 0 0 13 1999 4 2 2 1 0 0 0 0 0 1 2 1 13 2000 2 1 1 0 0 0 0 0 0 1 0 5 10 2001 1 2 2 0 1 1 0 0 0 0 1 2 10 2002 2 0 1 1 0 0 0 0 0 0 0 0 4 2003 1 2 3 *** 2 *** 0 *** *** 0 0 *** *** MEAN 1 1 2 1 1 0 0 0 0 1 1 1 9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 63 56 48 45 38 36 39 53 69 59 *** 1965 70 61 62 61 50 50 35 38 49 65 69 65 56 1966 70 71 70 66 56 39 36 37 44 75 67 67 58 1967 70 67 70 65 57 43 38 32 43 60 74 72 58 1968 73 75 70 69 65 60 39 40 42 56 80 70 62 1969 77 76 79 67 58 43 49 35 44 59 71 63 60 1970 80 68 69 53 44 39 37 35 38 46 59 74 54 1971 75 75 66 72 63 50 36 41 35 43 70 64 58 1972 61 70 68 60 64 49 42 38 42 52 73 68 57 1973 57 73 60 50 51 40 41 35 37 39 61 73 51 1974 80 76 73 50 42 33 40 39 43 45 60 75 55 1975 75 78 65 54 53 42 37 27 38 44 65 80 55 1976 77 76 78 74 65 55 46 38 48 65 77 82 65 1977 69 79 74 74 62 55 47 36 47 70 81 81 65 1978 82 83 72 64 54 41 36 28 42 51 81 80 60 1979 80 75 77 61 65 54 38 39 48 59 68 78 62 1980 76 73 75 66 40 36 34 36 41 73 80 85 60 1981 82 81 70 62 51 35 34 44 54 49 69 80 59 1982 78 76 83 58 53 37 35 38 42 50 78 78 59 1983 74 68 80 71 58 52 *** *** 49 50 69 75 *** 1984 75 75 77 54 65 40 40 26 38 60 73 72 58 1985 81 74 68 59 50 43 34 38 39 49 71 75 57 1986 66 79 80 69 52 41 37 39 39 58 77 77 60 1987 74 71 67 56 52 41 43 41 47 78 71 81 60 1988 80 79 72 72 54 48 47 42 44 63 64 69 61 1989 75 79 77 50 55 41 34 33 41 53 69 77 57 1990 71 84 73 63 48 40 37 37 33 54 71 65 56 1991 83 76 77 59 54 43 35 32 38 60 61 61 57 1992 73 76 74 57 62 42 47 43 36 47 61 73 58 1993 71 79 *** *** 54 37 33 34 37 56 74 74 *** 1994 78 73 68 67 59 43 36 39 45 70 71 75 60 1995 74 72 62 59 63 57 43 40 57 58 58 77 60 1996 72 77 76 66 63 41 40 36 42 54 66 68 58 1997 63 66 68 60 52 47 37 34 40 50 75 79 56 1998 79 81 73 64 62 39 42 45 50 60 61 65 60 1999 82 70 73 67 51 42 51 44 53 58 78 77 62 2000 78 73 72 61 54 51 44 47 55 72 82 83 64 2001 73 78 71 62 55 53 51 52 59 69 73 83 65 2002 78 77 65 73 57 43 50 49 49 61 81 78 63 2003 76 79 70 *** 60 *** 50 *** *** 61 81 *** *** MEAN 75 75 71 62 56 44 40 38 44 57 71 74 59 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 36 35 22 23 20 19 23 26 44 58 *** 1965 74 56 47 37 25 22 22 20 25 42 43 52 39 1966 47 47 49 38 33 19 21 17 21 51 41 49 36 1967 62 74 44 47 34 25 28 17 21 33 50 57 41 1968 71 68 57 47 47 33 26 23 24 41 56 55 46 1969 70 69 63 52 38 26 28 24 26 38 48 54 45 1970 69 38 50 35 31 20 24 21 27 26 33 62 36 1971 63 65 46 45 34 24 20 24 20 29 57 62 41 1972 72 70 60 41 48 31 23 24 22 29 46 80 46 1973 73 66 44 35 35 22 23 21 19 22 34 59 38 1974 87 85 56 39 23 17 25 21 24 25 35 80 43 1975 77 69 46 39 37 24 16 16 19 22 50 74 41 1976 67 77 65 51 39 32 24 18 20 32 45 67 45 1977 80 52 45 49 36 23 20 *** *** *** *** *** *** 1978 *** *** *** *** *** *** 18 16 19 23 46 58 *** 1979 64 53 59 32 33 27 17 20 21 34 34 69 39 1980 79 70 43 38 23 16 16 14 16 44 61 62 40 1981 66 68 48 40 27 22 21 17 20 26 51 54 38 1982 76 83 51 30 28 21 16 16 21 30 61 80 43 1983 79 73 65 47 32 21 *** *** 24 27 40 68 *** 1984 65 75 50 33 45 21 19 14 18 26 50 77 41 1985 70 74 57 37 26 21 20 21 17 25 50 57 40 1986 50 52 59 48 35 23 23 20 17 26 55 68 40 1987 37 50 55 37 33 21 23 23 20 53 41 57 38 1988 73 70 44 42 26 21 26 25 22 31 35 49 39 1989 80 78 57 28 30 16 17 19 17 23 44 49 38 1990 73 66 48 35 28 18 21 18 14 30 32 47 36 1991 62 66 61 32 28 22 21 19 19 37 35 63 39 1992 74 77 68 39 48 27 27 26 22 27 39 70 45 1993 75 68 *** *** 38 22 22 21 19 35 58 55 *** 1994 64 48 49 41 35 23 24 25 32 46 50 69 42 1995 48 52 38 43 43 32 24 27 39 41 43 68 42 1996 77 60 58 49 38 23 25 19 20 29 46 42 41 1997 50 53 53 38 30 25 19 15 21 30 52 61 37 1998 74 61 48 36 36 23 26 27 26 33 37 43 39 1999 68 44 46 41 23 20 29 27 26 34 48 54 38 2000 57 45 40 34 29 31 28 28 31 44 57 65 41 2001 54 47 44 36 34 33 34 32 36 41 52 60 42 2002 65 50 41 53 35 25 33 33 25 36 54 66 43 2003 59 54 53 *** 42 *** 33 *** *** 36 54 *** *** MEAN 67 62 51 40 34 24 23 21 22 33 46 61 40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 43 35 23 23 19 18 28 36 51 58 *** 1965 71 57 53 43 30 25 21 23 32 51 56 57 43 1966 60 59 56 44 35 22 22 18 26 64 56 60 44 1967 67 71 56 50 40 28 25 23 28 42 65 67 47 1968 68 76 60 55 55 41 24 24 29 49 70 68 52 1969 74 79 69 60 47 34 32 32 35 48 62 64 53 1970 80 54 55 41 38 33 33 29 34 33 47 69 46 1971 73 74 57 52 48 29 27 27 24 41 67 68 49 1972 63 68 71 50 57 37 26 32 26 37 61 69 50 1973 66 71 48 40 36 25 26 24 26 34 45 65 42 1974 82 80 70 38 29 20 34 25 34 35 49 80 48 1975 78 76 61 47 48 26 19 18 21 35 63 77 47 1976 81 77 70 63 57 38 26 20 27 47 67 78 54 1977 70 70 56 55 51 26 22 22 26 58 70 75 50 1978 76 65 53 36 31 23 22 18 24 34 70 74 44 1979 77 63 62 45 49 33 21 23 27 39 54 76 47 1980 79 81 64 57 31 19 18 20 26 63 70 78 51 1981 78 79 61 51 34 27 23 25 30 47 67 73 50 1982 80 79 70 41 41 20 21 20 32 48 76 79 51 1983 78 74 80 61 54 25 *** *** 32 37 56 77 *** 1984 74 78 61 42 58 29 22 19 23 49 69 78 50 1985 78 78 76 45 34 28 22 27 23 33 66 74 49 1986 65 73 70 62 43 28 25 28 27 41 77 75 51 1987 62 63 63 46 43 27 28 29 32 65 57 72 49 1988 85 79 52 58 36 27 31 28 32 49 54 65 50 1989 79 79 77 41 40 22 20 22 23 38 61 69 48 1990 83 82 64 43 35 27 25 22 21 41 54 62 47 1991 83 79 74 47 40 29 24 22 28 52 54 77 51 1992 77 76 74 51 54 35 29 34 34 39 60 77 53 1993 77 79 *** *** 49 29 30 27 25 47 74 71 *** 1994 77 71 64 54 45 27 28 29 40 62 66 75 53 1995 71 65 52 54 53 39 28 31 45 51 56 74 52 1996 76 76 77 55 54 29 31 29 32 46 66 66 53 1997 63 69 68 53 41 31 21 21 28 43 67 76 48 1998 82 74 62 47 43 26 31 34 34 44 51 59 49 1999 80 59 60 54 30 24 34 32 37 47 70 73 50 2000 72 64 50 41 33 37 32 34 42 59 74 82 52 2001 73 62 55 46 41 36 39 38 41 51 66 73 52 2002 77 67 51 59 45 32 37 40 36 52 70 79 54 2003 70 72 60 *** 53 *** 37 *** *** 52 70 *** *** MEAN 74 72 62 49 43 29 27 26 30 46 63 72 49 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 *** *** 0 0 0 0 0 0 0 0 3 26 *** 1965 28 17 4 1 0 0 0 0 0 0 0 9 59 1966 3 1 5 0 0 0 0 0 0 0 2 9 20 1967 22 20 10 3 0 0 0 0 0 0 3 20 78 1968 21 22 4 0 0 0 0 0 0 0 0 13 60 1969 30 18 0 2 0 0 0 0 0 0 4 3 57 1970 11 5 0 0 0 0 0 0 0 0 0 16 32 1971 19 15 2 0 0 0 0 0 0 0 0 10 46 1972 28 24 4 0 0 0 0 0 0 0 0 20 76 1973 31 12 6 0 0 0 0 0 0 0 8 17 74 1974 31 22 5 0 0 0 0 0 0 0 1 23 82 1975 24 16 6 0 0 0 0 0 0 0 4 21 71 1976 19 26 *** 0 0 0 0 0 0 0 2 13 *** 1977 30 13 0 0 0 0 0 0 0 0 0 11 54 1978 17 5 0 0 0 0 0 0 0 0 10 3 35 1979 5 4 7 0 0 0 0 0 0 0 1 *** *** 1980 24 19 5 0 0 0 0 0 0 0 0 3 51 1981 2 4 3 0 0 0 0 0 0 0 0 4 13 1982 18 27 7 0 0 0 0 0 0 0 13 31 96 1983 25 26 0 0 0 0 *** *** 0 0 0 18 *** 1984 23 29 2 0 *** 0 0 0 0 0 0 30 *** 1985 17 23 13 0 0 0 0 0 0 0 0 10 63 1986 17 12 10 0 0 0 0 0 0 0 5 16 60 1987 8 6 3 0 0 0 0 0 0 0 1 11 29 1988 15 16 2 1 0 0 0 0 0 0 6 8 48 1989 28 25 5 0 0 0 0 0 0 0 0 5 63 1990 22 21 4 0 0 0 0 0 0 0 0 13 60 1991 *** *** 0 0 0 *** *** 0 0 0 0 16 *** 1992 28 23 18 0 0 0 0 0 0 0 4 12 85 1993 28 15 *** *** 0 0 0 0 0 0 6 7 *** 1994 13 10 2 0 0 0 0 0 0 0 0 17 42 1995 10 6 0 0 0 0 0 0 0 0 6 21 43 1996 22 5 3 0 0 0 0 0 0 0 4 4 38 1997 9 17 6 2 0 0 0 0 0 0 0 11 45 1998 24 14 4 0 0 0 0 0 0 0 0 1 43 1999 17 5 2 0 0 0 0 0 0 0 3 9 36 2000 17 14 7 0 0 0 0 0 0 0 0 4 42 2001 13 9 2 0 0 0 0 0 0 0 3 2 29 2002 20 8 0 0 0 0 0 0 0 0 2 14 44 2003 17 14 4 *** 0 *** 0 *** *** 0 1 *** *** MEAN 19 15 4 0 0 0 0 0 0 0 2 13 53 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR MORE THAN 21 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 0 0 0 0 7 3 1 0 0 0 *** 1965 0 0 0 0 0 0 5 1 0 0 0 0 6 1966 0 0 0 0 0 0 7 4 0 0 0 0 11 1967 0 0 0 0 0 0 10 4 0 0 0 0 14 1968 0 0 0 0 0 0 5 0 1 0 0 0 6 1969 0 0 0 0 0 0 4 4 0 0 0 0 8 1970 0 0 0 0 0 1 6 9 1 0 0 0 17 1971 0 0 0 0 0 0 9 2 0 0 0 0 11 1972 0 0 0 0 0 0 2 0 0 0 0 0 2 1973 0 0 0 0 0 4 4 9 0 0 0 0 17 1974 0 0 0 0 0 0 3 0 0 0 0 0 3 1975 0 0 0 0 0 2 6 8 0 0 0 0 16 1976 0 0 *** 0 0 0 0 0 0 0 0 0 *** 1977 0 0 0 0 0 0 1 1 0 0 0 0 2 1978 0 0 0 0 0 0 5 4 0 0 0 0 9 1979 0 0 0 0 0 0 9 0 0 0 0 *** *** 1980 0 0 0 0 1 0 7 2 0 0 0 0 10 1981 0 0 0 0 0 0 2 0 0 0 0 0 2 1982 0 0 0 0 0 0 1 0 0 0 0 0 1 1983 0 0 0 0 0 0 *** *** 0 0 0 0 *** 1984 0 0 0 0 *** 0 3 13 0 0 0 0 *** 1985 0 0 0 0 0 0 16 0 0 0 0 0 16 1986 0 0 0 0 0 0 11 4 0 0 0 0 15 1987 0 0 0 0 0 2 2 2 0 0 0 0 6 1988 0 0 0 0 0 0 11 7 0 0 0 0 18 1989 0 0 0 0 0 0 11 8 0 0 0 0 19 1990 0 0 0 0 0 0 13 9 0 0 0 0 22 1991 *** *** 0 0 0 *** *** 5 0 0 0 0 *** 1992 0 0 0 0 0 0 3 3 0 0 0 0 6 1993 0 0 *** *** 0 0 5 2 0 0 0 0 *** 1994 0 0 0 0 0 0 9 8 1 0 0 0 18 1995 0 0 0 0 0 0 13 12 0 0 0 0 25 1996 0 0 0 0 0 3 4 5 0 0 0 0 12 1997 0 0 0 0 0 3 13 15 0 0 0 0 31 1998 0 0 0 0 0 3 10 6 0 0 0 0 19 1999 0 0 0 0 0 1 6 10 0 0 0 0 17 2000 0 0 0 0 0 2 14 9 0 0 0 0 25 2001 0 0 0 0 0 0 12 5 0 0 0 0 17 2002 0 0 0 0 0 1 3 4 0 0 0 0 8 2003 0 0 0 *** 0 *** 3 *** *** 0 0 *** *** MEAN 0 0 0 0 0 1 7 5 0 0 0 0 13 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 *** *** 0 0 0 0 0 0 0 0 1 9 *** 1965 12 2 0 0 0 0 0 0 0 0 0 0 14 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 1 5 0 0 0 0 0 0 0 0 0 2 8 1968 0 6 0 0 0 0 0 0 0 0 0 0 6 1969 10 3 0 0 0 0 0 0 0 0 0 0 13 1970 1 0 0 0 0 0 0 0 0 0 0 1 2 1971 0 1 0 0 0 0 0 0 0 0 0 3 4 1972 13 12 0 0 0 0 0 0 0 0 0 7 32 1973 8 0 0 0 0 0 0 0 0 0 0 2 10 1974 10 7 0 0 0 0 0 0 0 0 0 3 20 1975 3 1 0 0 0 0 0 0 0 0 1 2 7 1976 0 3 0 0 0 0 0 0 0 0 0 0 3 1977 12 0 0 0 0 0 0 0 0 0 0 4 16 1978 2 0 0 0 0 0 0 0 0 0 0 0 2 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 1 1 0 0 0 0 0 0 0 0 0 0 2 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 5 0 0 0 0 0 0 0 0 1 4 10 1983 7 4 0 0 0 0 *** *** 0 0 0 2 *** 1984 2 2 0 0 0 0 0 0 0 0 0 17 21 1985 5 2 3 0 0 0 0 0 0 0 0 0 10 1986 2 0 0 0 0 0 0 0 0 0 0 0 2 1987 0 0 0 0 0 0 0 0 0 0 0 1 1 1988 1 2 0 0 0 0 0 0 0 0 0 2 5 1989 9 7 0 0 0 0 0 0 0 0 0 0 16 1990 8 0 1 0 0 0 0 0 0 0 0 3 12 1991 *** *** 0 0 0 *** *** 0 0 0 0 1 *** 1992 13 5 2 0 0 0 0 0 0 0 0 2 22 1993 7 2 *** *** 0 0 0 0 0 0 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 4 4 1995 0 0 0 0 0 0 0 0 0 0 0 1 1 1996 6 0 0 0 0 0 0 0 0 0 0 0 6 1997 1 1 0 0 0 0 0 0 0 0 0 0 2 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 1 1 2000 3 1 0 0 0 0 0 0 0 0 0 0 4 2001 3 0 0 0 0 0 0 0 0 0 0 0 3 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 *** 0 *** 0 *** *** 0 0 *** *** MEAN 4 2 0 0 0 0 0 0 0 0 0 2 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 30 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 0 0 0 21 31 30 11 0 0 0 *** 1965 0 0 0 0 1 14 26 27 4 0 0 0 72 1966 0 0 0 0 0 26 25 31 8 0 0 0 90 1967 0 0 0 0 0 7 27 29 8 0 0 0 71 1968 0 0 0 0 0 9 26 27 7 0 0 0 69 1969 0 0 0 0 0 9 24 21 4 0 0 0 58 1970 0 0 0 0 7 26 24 31 13 0 0 0 101 1971 0 0 0 0 0 17 23 28 8 0 0 0 76 1972 0 0 0 0 0 8 31 10 12 0 0 0 61 1973 0 0 0 0 0 19 29 29 14 0 0 0 91 1974 0 0 0 0 0 25 19 23 4 0 0 0 71 1975 0 0 0 0 1 16 31 30 10 1 0 0 89 1976 0 0 0 0 0 14 28 28 10 0 0 0 80 1977 0 0 0 0 0 23 29 28 12 0 0 0 92 1978 0 0 0 0 1 19 24 29 17 0 0 0 90 1979 0 0 0 0 0 10 31 23 15 0 0 0 79 1980 0 0 0 0 1 19 31 31 22 0 0 0 104 1981 0 0 0 0 0 6 23 21 3 0 0 0 53 1982 0 0 0 0 0 18 31 29 8 0 0 0 86 1983 0 0 0 0 1 21 *** *** 1 0 0 0 *** 1984 0 0 0 0 0 18 31 31 19 0 0 0 99 1985 0 0 0 0 2 20 29 16 17 0 0 0 84 1986 0 0 0 0 0 8 30 24 5 0 0 0 67 1987 0 0 0 0 0 21 26 28 10 0 0 0 85 1988 0 0 0 0 1 14 26 28 13 0 0 0 82 1989 0 0 0 0 2 25 31 29 16 0 0 0 103 1990 0 0 0 0 8 27 27 30 25 0 0 0 117 1991 *** *** 0 0 1 *** *** 30 19 0 0 0 *** 1992 0 0 0 0 0 6 30 25 1 0 0 0 62 1993 0 0 *** *** 5 25 31 31 19 0 0 0 *** 1994 0 0 0 0 0 22 31 31 6 0 0 0 90 1995 0 0 0 0 0 11 31 31 17 0 0 0 90 1996 0 0 0 0 4 18 31 30 23 0 0 0 106 1997 0 0 0 0 2 23 31 31 10 0 0 0 97 1998 0 0 0 0 1 23 31 27 22 4 0 0 108 1999 0 0 0 0 5 28 25 31 20 1 0 0 110 2000 0 0 0 0 7 25 31 31 20 0 0 0 114 2001 0 0 0 0 3 22 29 30 16 0 0 0 100 2002 0 0 0 0 3 19 31 31 29 0 0 0 113 2003 0 0 0 *** 0 *** 31 *** *** 0 0 *** *** MEAN 0 0 0 0 1 18 28 28 13 0 0 0 88 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 40 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 0 0 0 0 0 0 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 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 *** 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 *** 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 *** 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 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 *** 0 *** 0 *** *** 0 0 *** *** MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 45 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 *** *** 0 0 0 0 0 0 0 0 0 0 *** 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 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 *** 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 *** 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 *** 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 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 *** 0 *** 0 *** *** 0 0 *** *** MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 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 *** *** 3 1 0 0 0 0 0 2 4 31 *** 10 29 4 15 1965 31 24 11 6 0 0 0 0 0 0 4 24 100 11 23 4 11 1966 18 21 14 3 0 0 0 0 0 0 11 21 88 11 13 4 6 1967 25 28 24 6 0 0 0 0 0 0 14 27 124 11 15 4 7 1968 27 29 15 7 0 0 0 0 0 0 3 19 100 11 12 4 8 1969 31 27 3 3 0 0 0 0 0 0 16 12 92 11 10 4 16 1970 31 20 17 0 0 0 0 0 0 0 0 27 95 12 1 3 27 1971 31 25 11 3 0 0 0 0 0 0 2 21 93 11 13 4 20 1972 31 28 19 0 0 0 0 0 0 0 11 29 118 11 9 3 29 1973 31 21 19 3 0 0 0 0 0 0 19 28 121 11 6 4 10 1974 31 28 14 1 0 0 0 0 0 0 12 31 117 11 9 4 2 1975 30 23 16 0 0 0 0 0 0 0 14 29 112 11 7 3 22 1976 27 27 *** 0 0 0 0 0 0 0 14 24 *** 11 10 2 29 1977 31 26 5 4 0 0 0 0 0 6 5 19 96 10 23 4 17 1978 26 18 7 0 0 0 0 0 0 0 24 21 96 11 4 3 21 1979 15 18 9 2 0 0 0 0 0 0 11 *** *** 11 7 4 29 1980 28 27 14 1 0 0 0 0 0 0 0 12 82 12 6 4 15 1981 11 15 9 1 0 0 0 0 0 0 6 18 60 11 9 4 5 1982 24 28 19 0 0 0 0 0 0 0 20 31 122 11 4 3 29 1983 27 28 12 6 0 0 *** *** 0 0 1 25 *** 11 27 4 21 1984 28 29 10 4 *** 0 0 0 0 0 5 31 *** 11 21 4 27 1985 26 28 18 1 0 0 0 0 0 1 7 27 108 10 31 4 8 1986 27 26 23 0 0 0 0 0 0 0 19 25 120 11 10 3 30 1987 26 15 11 5 0 0 0 0 0 2 6 22 87 10 12 4 8 1988 30 23 13 5 0 0 0 0 0 0 12 21 104 11 15 4 7 1989 31 28 15 2 0 0 0 0 0 0 3 23 102 11 3 4 2 1990 30 27 17 2 0 0 0 0 0 0 6 19 101 11 14 4 6 1991 *** *** 2 3 0 *** *** 0 0 0 13 26 *** 11 9 4 14 1992 31 27 29 6 0 0 0 0 0 0 7 24 124 11 18 4 19 1993 31 27 *** *** 0 0 0 0 0 0 11 22 *** 11 14 2 27 1994 24 24 9 1 0 0 0 0 0 0 4 25 87 11 9 4 5 1995 29 24 13 2 0 0 0 0 0 0 9 31 108 11 12 4 7 1996 29 23 24 3 0 0 0 0 0 0 12 20 111 11 11 4 6 1997 17 26 25 4 0 0 0 0 0 0 9 26 107 11 15 4 14 1998 31 27 19 3 0 0 0 0 0 0 0 9 89 12 5 4 8 1999 30 19 10 0 0 0 0 0 0 0 10 19 88 11 3 3 25 2000 25 25 15 0 0 0 0 0 0 0 12 24 101 11 8 3 26 2001 27 23 4 0 0 0 0 0 0 0 6 17 77 11 19 3 18 2002 25 19 7 0 0 0 0 0 0 0 9 24 84 11 18 3 31 2003 22 18 16 *** 0 *** 0 *** *** 0 5 *** *** 11 18 3 29 MEAN 27 24 14 2 0 0 0 0 0 0 9 23 99 10 12 4 29 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 9.2 10.6 18.2 23.6 28.0 26.4 21.3 12.7 6.6 -2.1 ****** 1965 -2.7 1.8 6.5 9.8 18.9 23.1 26.4 25.5 19.7 13.4 8.7 3.0 12.8 1966 5.6 4.3 6.0 11.1 17.4 24.6 26.4 26.4 20.9 11.9 7.4 4.0 13.8 1967 0.4 -1.1 4.1 8.8 16.7 21.6 27.0 26.8 20.8 13.5 6.9 1.7 12.3 1968 -0.1 -1.6 5.5 10.3 15.3 20.8 25.7 25.4 21.3 15.0 7.9 3.5 12.4 1969 -3.2 -0.9 7.5 10.4 17.5 22.9 26.2 25.0 19.8 15.6 6.5 6.2 12.8 1970 1.0 5.2 7.1 13.9 19.2 25.4 27.0 27.2 22.0 15.1 10.2 1.8 14.6 1971 0.7 1.3 7.2 9.6 17.1 22.8 27.3 26.1 21.5 14.7 8.2 2.3 13.2 1972 -4.1 -3.0 4.5 12.6 13.5 22.5 26.5 23.1 22.0 16.4 7.1 -2.8 11.5 1973 -4.5 3.0 7.0 12.3 17.9 24.5 27.3 26.8 22.4 16.3 6.6 1.4 13.4 1974 -3.9 -3.3 6.5 11.2 19.6 26.5 25.0 25.2 20.7 13.3 8.5 -1.4 12.3 1975 -1.3 0.7 5.8 13.3 17.1 24.5 28.9 27.7 22.6 14.3 5.8 0.2 13.3 1976 0.5 -0.8 2.0 9.6 15.6 22.8 27.3 26.2 21.1 14.1 7.1 3.0 12.4 1977 -5.3 3.9 9.4 11.5 16.7 24.4 27.6 ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** 26.7 27.1 22.7 15.1 3.4 3.2 ****** 1979 2.6 4.2 5.0 14.3 16.1 22.3 27.9 25.1 22.8 15.4 8.4 0.7 13.7 1980 -2.1 -1.0 5.6 10.7 19.4 25.5 29.1 27.1 23.3 11.0 7.3 4.1 13.3 1981 3.3 2.5 7.6 11.2 16.3 21.8 26.5 24.6 20.4 14.3 6.9 4.0 13.3 1982 -0.6 -2.8 3.3 13.3 17.6 25.3 27.1 25.7 21.6 13.1 2.1 -3.3 11.9 1983 -3.4 -2.9 4.4 9.4 17.2 24.3 ****** ****** 19.4 14.8 8.8 1.4 ****** 1984 -0.9 -2.1 7.3 12.7 14.2 25.4 27.2 29.4 24.6 14.5 7.6 -4.9 12.9 1985 1.1 -1.8 3.2 12.7 18.9 24.9 28.3 24.6 22.4 14.2 8.4 2.4 13.3 1986 1.6 2.4 3.7 11.5 16.5 23.0 27.5 25.1 21.2 15.7 4.5 0.2 12.7 1987 3.7 4.8 5.4 12.2 19.4 24.8 26.3 26.1 21.6 10.7 8.5 3.1 13.9 1988 -0.3 0.1 6.7 11.7 18.9 23.2 26.7 26.4 22.1 14.9 8.0 3.0 13.4 1989 -4.8 -4.3 5.3 14.3 18.0 25.6 28.6 27.6 22.1 16.3 8.1 3.4 13.3 1990 -2.6 -0.1 5.7 12.0 19.4 25.1 27.3 27.3 23.8 14.8 9.1 2.9 13.7 1991 -0.1 -0.4 5.4 13.2 16.6 23.8 27.3 27.2 22.3 14.1 8.4 0.9 13.2 1992 -4.2 -1.4 0.9 10.8 13.9 22.2 27.4 24.5 21.2 15.0 8.5 1.2 11.7 1993 -2.9 0.5 ****** ****** 16.3 23.8 26.7 25.9 23.5 13.8 5.8 4.1 ****** 1994 2.1 2.3 6.9 13.0 16.9 23.7 28.3 28.2 20.1 13.0 8.4 -0.1 13.6 1995 2.8 3.8 7.4 11.8 16.6 22.1 28.3 28.8 21.8 15.0 9.3 0.6 14.0 1996 -1.6 3.6 3.9 11.0 18.3 24.4 26.3 26.5 22.6 14.8 6.7 5.0 13.4 1997 2.9 1.0 3.7 11.0 18.1 24.5 29.3 29.0 21.8 17.0 6.8 2.6 14.0 1998 -1.6 1.2 5.9 13.7 18.0 25.8 27.7 26.9 22.9 15.4 11.6 8.2 14.6 1999 0.8 5.1 6.7 12.8 20.4 26.2 26.8 27.8 22.1 16.7 6.7 3.8 14.6 2000 0.7 1.5 6.4 15.8 21.4 26.1 27.9 27.7 22.7 13.5 5.8 2.3 14.3 2001 0.6 3.1 10.0 15.9 20.0 25.4 27.6 27.2 21.8 16.0 8.1 5.1 15.1 2002 0.1 3.9 9.5 11.7 18.9 24.4 27.1 28.1 23.9 17.6 7.1 1.3 14.5 2003 2.0 2.6 5.8 ****** 17.6 ****** 27.1 ****** ****** 17.6 7.1 ****** ****** MEAN -0.5 0.9 5.9 11.9 17.6 24.1 27.3 26.5 21.8 14.6 7.4 2.0 13.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** -2.7 -3.2 -1.1 3.3 5.0 3.1 1.9 -2.7 -3.1 -9.8 ****** 1965 -7.4 -6.4 -3.3 -2.2 1.6 4.3 4.2 4.0 2.3 2.6 -0.2 -5.4 -0.5 1966 -2.6 -3.7 -2.9 -0.3 2.6 2.7 4.3 2.8 1.7 4.2 -2.0 -4.5 0.2 1967 -5.7 -6.2 -4.6 -1.0 2.5 2.8 6.8 3.5 1.4 1.0 -0.3 -4.6 -0.4 1968 -5.6 -6.4 -2.1 1.2 5.4 6.9 5.4 4.6 2.6 3.0 2.0 -3.3 1.1 1969 -7.7 -5.2 2.1 1.9 5.5 5.3 8.8 5.2 2.4 3.6 -1.2 -1.4 1.6 1970 -3.1 -4.4 -1.5 0.1 3.0 5.1 7.7 6.3 4.0 -1.4 -1.9 -3.9 0.8 1971 -4.7 -3.8 -1.7 0.5 5.0 4.6 5.4 6.2 -0.4 -0.2 1.3 -4.2 0.7 1972 -10.1 -8.2 -1.6 1.7 4.5 6.8 6.7 4.4 2.2 1.8 -0.9 -7.2 0.0 1973 -10.7 -2.3 -3.4 -1.4 3.6 4.4 7.1 5.4 1.5 -1.4 -5.5 -5.3 -0.7 1974 -6.4 -6.3 -0.1 -3.1 1.1 2.8 6.3 4.3 3.0 -2.9 -3.2 -4.8 -0.8 1975 -5.1 -3.5 -2.9 1.1 4.2 4.9 4.7 1.8 0.6 -2.9 -2.5 -3.7 -0.3 1976 -3.7 -4.6 -3.1 1.8 5.4 7.2 7.6 3.5 1.8 2.1 -0.2 -1.2 1.4 1977 -9.5 -2.5 0.7 3.1 4.9 6.0 6.5 ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** 3.9 1.9 1.8 -0.9 -3.1 -1.9 ****** 1979 -2.1 -2.6 -1.3 1.3 3.7 5.8 4.9 3.7 3.8 2.4 -2.0 -3.5 1.2 1980 -5.5 -5.4 -1.4 0.7 1.0 2.1 4.5 2.9 2.2 2.4 1.9 0.2 0.5 1981 -0.8 -1.5 -0.3 0.4 0.4 1.7 4.7 3.8 2.7 0.3 -0.3 -1.1 0.8 1982 -4.0 -6.1 -2.4 -0.1 3.1 3.5 3.7 2.5 2.9 0.1 -2.7 -6.4 -0.5 1983 -5.0 -6.6 0.1 1.0 4.8 5.3 ****** ****** 2.5 -0.3 -0.6 -3.3 ****** 1984 -6.0 -5.9 -0.2 -0.7 4.7 5.3 5.3 3.0 3.0 1.4 0.7 -8.7 0.2 1985 -2.9 -5.7 -3.1 0.5 2.6 5.0 5.8 4.3 0.6 -2.1 0.7 -3.1 0.2 1986 -5.9 -3.7 -1.9 3.1 2.4 3.5 6.6 4.5 0.7 1.3 -1.2 -4.5 0.4 1987 -5.0 -3.4 -2.0 -0.1 5.5 4.6 6.7 6.9 3.1 3.1 -0.8 -2.5 1.3 1988 -3.7 -4.2 -2.4 2.5 2.9 4.1 8.5 7.4 3.9 2.2 -2.6 -4.7 1.2 1989 -8.3 -7.7 -0.2 -0.2 3.4 3.4 5.1 4.7 0.4 0.4 -0.5 -3.1 -0.2 1990 -6.7 -4.0 -2.1 -0.1 2.9 4.3 5.8 4.9 -0.1 0.7 -1.3 -5.7 -0.1 1991 -4.2 -5.1 0.1 0.6 1.6 4.7 5.4 4.3 1.8 2.7 -2.4 -5.2 0.4 1992 -8.2 -5.3 -4.1 -0.8 4.0 5.2 9.3 7.0 2.5 -0.6 -1.5 -3.5 0.3 1993 -7.2 -3.7 ****** ****** 4.1 4.0 6.5 5.1 2.2 0.6 -0.2 -2.1 ****** 1994 -2.6 -4.6 -0.9 2.9 4.4 4.5 8.2 9.0 5.2 4.3 1.0 -4.9 2.2 1995 -3.9 -3.3 -3.4 1.2 5.9 7.4 9.0 10.3 9.4 4.1 -0.5 -4.0 2.7 1996 -5.8 -1.7 -1.4 1.7 7.0 5.1 7.9 5.4 3.5 1.4 -1.5 -3.3 1.5 1997 -5.1 -6.2 -3.5 0.1 3.3 6.6 6.6 4.7 2.4 2.4 0.1 -2.3 0.8 1998 -5.1 -3.7 -2.1 1.9 5.2 5.8 9.3 9.2 6.3 2.4 0.6 -1.2 2.4 1999 -3.2 -3.4 -1.7 2.6 2.9 5.5 10.2 10.0 6.3 3.8 -0.1 -2.2 2.6 2000 -5.0 -6.1 -3.3 3.2 5.8 10.8 10.3 10.9 8.6 4.5 0.5 -1.9 3.2 2001 -5.6 -4.1 0.9 4.1 6.3 10.1 12.8 12.0 8.7 5.8 1.0 -0.1 4.3 2002 -4.4 -2.7 -0.5 3.8 6.0 6.5 11.8 12.8 7.1 6.2 1.0 -3.2 3.7 2003 -3.8 -3.1 -1.7 ****** 7.0 ****** 11.8 ****** ****** 6.2 1.0 ****** ****** MEAN -5.3 -4.6 -1.7 0.8 3.8 5.0 7.0 5.6 3.1 1.6 -0.8 -3.7 0.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION TAFRESH LATITUDE 34 41 N DATA PROCESSING CENTER LONGITUDE 50 2 E ELEVATION 1930 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 ****** ****** 4.04 3.84 4.65 6.16 6.92 6.03 5.60 3.99 3.94 2.50 ****** 1965 2.92 3.21 3.96 4.15 5.50 6.54 6.56 6.38 5.73 5.94 4.83 3.42 4.93 1966 4.02 3.70 4.00 4.75 5.83 5.99 6.55 5.87 5.46 6.52 4.32 3.54 5.05 1967 3.26 3.24 3.48 4.54 6.06 6.11 8.25 6.27 5.40 5.20 4.82 3.51 5.01 1968 3.34 3.29 4.26 5.28 7.30 7.95 7.40 6.93 5.89 6.15 5.57 3.88 5.60 1969 2.87 3.44 5.63 5.70 7.12 7.05 8.99 7.01 5.76 6.18 4.48 4.42 5.72 1970 3.95 3.52 4.38 4.92 6.06 7.30 8.50 7.66 6.47 4.41 4.23 3.66 5.42 1971 3.46 3.72 4.35 5.05 6.91 6.77 7.24 7.60 4.82 4.77 5.31 3.72 5.31 1972 2.49 2.92 4.30 5.46 6.60 7.82 7.66 6.62 5.67 5.46 4.54 3.09 5.22 1973 2.56 4.19 3.83 4.40 6.25 6.55 7.95 7.01 5.37 4.38 3.33 3.36 4.93 1974 3.10 3.28 4.84 4.00 5.26 5.96 7.59 6.58 6.03 3.98 3.85 3.50 4.83 1975 3.42 3.84 3.94 5.31 6.54 6.88 6.83 5.45 5.11 3.97 4.06 3.75 4.93 1976 3.84 3.58 3.99 5.50 7.15 8.42 8.37 6.26 5.55 5.67 4.82 4.47 5.63 1977 2.55 4.14 5.12 6.06 6.89 7.48 7.71 ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** 6.39 5.49 5.53 4.54 3.90 4.22 ****** 1979 4.17 4.05 4.45 5.39 6.50 7.28 6.87 6.29 6.45 5.75 4.34 3.83 5.45 1980 3.35 3.36 4.43 5.09 5.20 5.59 6.74 5.95 5.65 5.75 5.54 4.86 5.13 1981 4.55 4.38 4.75 5.01 5.00 5.46 6.70 6.29 5.82 4.93 4.72 4.50 5.18 1982 3.63 3.16 4.06 4.86 6.05 6.20 6.30 5.83 5.89 4.83 4.00 3.11 4.83 1983 3.37 3.15 4.89 5.23 6.84 7.01 ****** ****** 5.74 4.76 4.59