IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1964 6.1 13.6 19.5 22.1 28.9 34.3 35.3 33.8 29.9 22.5 17.7 11.4 29.2 1965 10.6 13.0 17.5 20.3 29.8 33.6 34.7 35.0 31.0 25.5 19.2 13.3 24.4 1966 15.1 14.1 17.1 23.2 30.0 34.5 35.1 35.1 31.4 24.9 20.1 14.4 21.0 1967 11.5 10.4 15.5 20.8 28.8 32.0 35.6 34.3 30.5 25.9 17.8 11.3 25.2 1968 11.0 11.4 17.7 21.8 28.8 32.3 35.2 33.0 30.6 25.6 19.5 14.4 24.2 1969 11.9 12.6 19.6 21.0 29.0 33.4 34.3 33.6 30.4 26.7 16.6 13.9 22.4 1970 11.2 14.7 18.1 25.2 30.4 34.2 35.3 33.7 29.8 24.9 20.8 12.3 24.1 1971 12.5 13.1 18.3 21.0 30.8 32.0 34.9 33.1 29.9 23.7 18.4 12.1 22.8 1972 9.5 10.8 16.0 22.1 26.1 33.2 34.9 33.9 30.3 25.7 16.9 9.1 25.8 1973 9.8 14.6 16.4 22.8 28.9 32.5 33.5 34.8 30.7 25.3 16.2 12.9 25.0 1974 10.1 11.6 17.4 21.2 28.9 33.5 34.9 33.9 30.8 25.1 19.5 11.4 24.8 1975 11.1 12.4 16.6 23.4 29.5 34.6 35.7 34.8 32.3 23.6 18.0 11.7 24.6 1976 11.3 11.5 14.4 21.3 27.9 34.2 34.9 34.6 30.9 25.7 19.4 15.0 23.6 1977 8.8 15.5 19.4 22.4 30.3 34.2 35.1 35.3 31.7 24.1 18.0 14.2 26.5 1978 12.4 14.5 18.3 24.3 29.8 33.4 36.5 34.2 31.3 26.5 15.9 15.1 24.1 1979 12.9 15.9 17.8 25.6 29.3 34.5 36.5 35.4 32.7 26.6 20.4 13.3 23.6 1980 10.5 12.8 18.0 24.0 29.6 34.8 37.1 33.8 30.2 25.9 18.7 13.9 26.6 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 11.5 10.4 ****** ****** 29.9 32.0 32.8 31.1 29.4 23.4 14.8 10.1 ****** 1983 10.1 12.8 15.3 21.4 28.9 33.0 34.5 33.1 28.2 22.7 19.4 13.5 24.4 1984 11.7 14.3 17.8 23.1 26.5 31.9 34.2 30.8 28.5 23.0 18.2 11.7 22.5 1985 13.2 11.8 16.8 23.2 29.8 32.7 34.3 34.1 30.1 23.4 18.6 12.0 22.5 1986 11.4 13.3 15.9 22.7 28.3 31.2 35.3 34.3 30.7 26.5 ****** 11.2 ****** 1987 11.6 14.7 16.0 22.0 30.5 32.2 34.2 33.1 29.4 23.3 ****** 11.8 ****** 1988 ****** 12.7 15.7 22.3 28.9 31.5 34.1 32.9 29.5 25.1 16.8 12.4 ****** 1989 8.1 10.8 17.3 23.8 28.7 32.1 34.5 32.9 28.8 24.5 17.7 11.6 26.4 1990 9.0 11.5 16.5 22.0 29.7 33.1 33.7 33.3 30.0 24.9 19.3 13.7 24.7 1991 11.3 11.5 16.2 23.4 26.8 32.0 33.2 32.5 29.1 24.6 18.7 12.7 21.9 1992 7.9 10.1 13.3 20.5 26.4 31.9 33.6 32.9 29.0 23.4 17.6 11.0 25.7 1993 9.8 11.7 16.0 22.1 27.6 32.3 34.7 33.7 29.9 24.3 16.9 13.8 24.9 1994 13.0 13.1 16.9 24.4 28.5 32.5 34.6 33.2 30.7 25.4 18.4 10.1 24.5 1995 12.0 13.3 17.1 21.6 29.2 32.2 34.0 33.1 29.0 23.4 17.6 12.0 22.0 1996 12.5 14.7 16.6 22.1 30.2 32.3 35.9 33.9 30.0 23.4 18.0 15.1 23.4 1997 12.3 10.9 14.4 20.9 29.2 32.9 33.9 32.6 29.0 24.8 17.6 12.4 23.0 1998 8.9 12.6 15.8 23.5 29.4 34.8 35.7 35.4 31.1 24.7 19.4 16.0 26.8 1999 12.8 13.9 16.5 23.1 30.2 34.1 35.8 36.2 30.9 26.4 17.5 13.5 23.4 2000 10.7 12.2 16.2 ****** 29.3 32.7 36.0 34.9 ****** 23.9 17.0 ****** ****** 2001 ****** ****** ****** ****** 29.5 ****** 34.9 35.0 ****** 25.8 16.7 14.8 ****** 2002 ****** ****** 18.3 22.0 29.3 33.1 35.3 33.7 30.5 26.5 18.2 12.8 ****** 2003 12.0 13.8 16.1 23.6 29.1 33.9 35.3 35.2 30.4 ****** ****** ****** ****** MEAN 11.0 12.8 16.8 22.5 29.0 33.0 34.9 33.9 30.2 24.8 18.1 12.7 23.9 SD 1.75 1.51 1.40 1.31 1.13 1.02 0.93 1.14 1.00 1.21 1.31 1.57 1.27 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 -1.3 7.0 11.8 14.5 19.1 23.8 24.5 22.5 18.3 11.1 9.3 4.9 13.8 1965 5.7 5.9 9.9 12.0 19.8 22.9 23.5 24.1 20.5 18.1 12.7 5.5 15.1 1966 7.9 8.4 10.0 15.3 21.0 23.6 24.6 24.7 21.3 17.0 11.3 7.2 16.0 1967 4.8 5.0 7.7 12.6 20.6 21.9 26.0 24.3 20.2 17.5 12.6 4.9 14.8 1968 5.1 5.4 10.4 14.5 20.7 22.2 24.3 21.9 19.7 15.9 13.2 8.8 15.2 1969 6.9 6.4 13.3 14.5 20.1 22.7 22.9 22.5 19.9 18.0 9.2 7.1 15.3 1970 6.4 7.8 11.0 16.4 20.7 23.2 25.3 23.0 18.6 14.8 13.1 5.9 15.5 1971 5.7 6.7 11.6 14.3 22.2 21.9 24.2 22.7 19.1 13.8 12.6 6.8 15.1 1972 4.6 4.7 10.0 15.2 18.2 23.5 24.3 24.0 19.7 16.0 9.2 3.9 14.4 1973 3.0 8.4 8.1 14.2 19.6 22.6 22.9 24.0 20.2 15.4 7.2 6.2 14.3 1974 5.9 6.3 11.9 13.6 19.4 22.7 24.5 23.7 20.8 15.8 11.5 6.3 15.2 1975 6.0 6.4 8.8 15.4 20.7 24.4 25.2 24.3 22.5 13.3 10.5 7.3 15.4 1976 7.3 6.3 8.4 14.4 19.2 23.6 25.0 24.2 20.7 17.1 11.6 9.0 15.6 1977 4.2 7.9 11.9 14.8 21.7 24.3 25.1 25.3 21.3 16.9 11.2 9.2 16.2 1978 6.7 8.9 11.5 15.6 20.8 24.0 26.9 24.1 21.3 17.4 8.4 9.8 16.3 1979 8.0 9.4 10.7 17.4 21.8 25.9 27.0 26.3 23.5 18.9 12.8 8.6 17.5 1980 5.7 7.6 12.0 16.5 20.7 24.9 26.7 23.6 19.5 17.2 13.3 8.5 16.3 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 6.3 5.2 ****** ****** 21.6 21.1 21.9 20.3 18.8 15.8 7.4 4.2 ****** 1983 4.9 5.9 8.0 13.6 20.6 22.5 23.6 23.2 17.1 11.6 10.5 7.0 14.0 1984 5.3 6.4 10.6 14.3 17.6 21.2 24.3 21.1 17.4 12.9 11.9 5.2 14.0 1985 6.6 4.2 8.6 14.5 20.4 21.2 22.8 22.8 18.2 12.2 10.4 4.9 13.9 1986 3.7 7.0 8.8 14.9 19.3 20.2 24.3 23.5 19.4 17.1 ****** 4.1 ****** 1987 3.0 6.1 9.5 12.3 20.6 21.5 23.0 22.3 18.4 15.3 ****** 4.9 ****** 1988 ****** 5.2 7.6 13.4 18.4 20.6 23.2 22.3 18.0 14.8 7.3 5.3 ****** 1989 1.1 3.1 10.2 15.1 19.3 20.7 23.2 21.8 17.5 14.0 9.8 5.1 13.4 1990 2.5 4.1 7.5 13.0 19.0 21.8 22.9 21.9 18.1 15.1 10.2 5.4 13.5 1991 6.0 4.8 9.7 14.8 17.0 21.7 22.3 22.3 18.4 16.6 10.5 7.4 14.3 1992 2.0 3.4 6.3 12.2 17.5 21.8 22.9 22.6 17.8 12.4 10.4 6.3 13.0 1993 3.8 5.6 9.0 14.8 19.9 21.7 24.0 23.0 18.9 14.4 9.1 5.6 14.2 1994 6.9 5.6 9.6 15.5 18.2 21.4 24.4 22.6 20.9 16.9 12.6 3.8 14.9 1995 5.7 6.4 9.4 13.5 20.0 21.8 23.9 21.6 17.9 12.9 8.6 5.0 13.9 1996 7.0 8.7 10.1 13.8 20.6 21.1 25.4 22.7 19.0 13.0 9.5 8.3 14.9 1997 5.4 2.3 7.4 13.2 19.7 22.2 23.0 21.6 17.1 16.1 11.3 7.0 13.9 1998 2.9 5.7 8.8 14.2 19.6 23.8 25.4 25.0 20.3 13.6 9.2 7.1 14.6 1999 7.2 7.2 9.1 13.8 19.0 22.9 25.8 25.6 19.9 16.6 8.9 6.4 15.2 2000 4.4 4.6 7.2 ****** 19.1 21.3 26.2 24.1 ****** 14.7 9.4 ****** ****** 2001 ****** ****** ****** ****** 19.3 ****** 24.0 24.5 ****** 16.1 7.8 9.2 ****** 2002 ****** ****** 10.0 15.0 19.6 22.4 24.3 22.4 19.1 16.6 10.1 6.0 ****** 2003 5.1 6.6 8.2 15.6 19.6 23.8 24.9 24.7 19.5 ****** ****** ****** ****** MEAN 5.1 6.1 9.6 14.4 19.8 22.5 24.3 23.3 19.4 15.3 10.4 6.4 14.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 13.6 20.3 27.2 29.6 38.7 44.8 46.2 45.1 41.5 33.8 26.2 17.9 32.1 1965 15.5 20.1 25.1 28.6 39.8 44.3 45.9 45.9 41.6 32.9 25.7 21.1 32.2 1966 22.3 19.8 24.1 31.2 39.0 45.5 45.5 45.6 41.5 32.8 28.9 21.7 33.2 1967 18.3 15.8 23.3 28.9 37.0 42.1 45.2 44.4 40.8 34.3 23.0 17.7 30.9 1968 16.8 17.5 25.0 29.2 36.8 42.5 46.1 44.1 41.5 35.2 25.8 19.9 31.7 1969 16.9 18.9 25.8 27.5 37.9 44.1 45.8 44.6 40.8 35.4 24.0 20.6 31.8 1970 16.0 21.7 25.2 34.0 40.1 45.2 45.2 44.4 41.0 34.9 28.5 18.7 32.9 1971 19.3 19.5 25.1 27.8 39.3 42.1 45.6 43.6 40.6 33.7 24.2 17.4 31.5 1972 14.4 17.0 21.9 29.0 34.0 43.0 45.5 43.8 40.9 35.3 24.7 14.3 30.3 1973 16.6 20.8 24.7 31.4 38.1 42.5 44.2 45.6 41.1 35.2 25.3 19.6 32.1 1974 14.3 16.9 22.8 28.8 38.4 44.3 45.2 44.1 40.8 34.5 27.5 16.6 31.2 1975 16.1 18.3 24.5 31.5 38.2 44.9 46.1 45.4 42.1 33.8 25.5 16.1 31.9 1976 15.4 16.7 20.3 28.1 36.5 44.8 44.9 45.0 41.2 34.4 27.1 20.9 31.3 1977 13.3 23.1 26.9 30.0 38.8 44.0 45.1 45.3 42.0 31.3 24.7 19.2 32.0 1978 18.1 20.2 25.3 32.6 38.9 42.8 45.9 44.3 41.3 35.6 23.3 20.6 32.4 1979 18.1 22.2 24.9 33.8 36.8 43.2 46.0 44.5 41.8 34.0 28.0 17.9 32.6 1980 15.7 18.2 24.5 31.9 38.5 44.6 47.2 44.3 40.9 34.3 25.2 19.3 32.0 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 16.4 15.6 ****** ****** 38.3 43.0 43.6 41.9 40.1 31.0 22.2 16.1 ****** 1983 15.0 19.5 22.0 29.3 37.3 43.6 45.4 43.0 39.4 33.8 28.4 20.1 31.4 1984 18.2 22.2 25.0 32.0 35.4 42.5 44.0 40.6 39.6 33.2 24.4 18.2 31.3 1985 19.8 19.5 25.1 31.9 39.2 44.1 45.8 45.5 41.9 34.6 26.9 19.1 32.8 1986 19.2 19.5 23.0 30.5 37.3 42.2 46.3 45.1 42.0 35.9 ****** 18.3 ****** 1987 20.2 23.3 22.4 31.8 40.4 43.0 45.3 43.9 40.5 31.4 ****** 18.7 ****** 1988 ****** 20.3 23.8 31.2 39.3 42.3 45.0 43.4 41.0 35.4 26.2 19.5 ****** 1989 15.1 18.6 24.4 32.5 38.0 43.4 45.7 44.1 40.0 34.9 25.5 18.1 31.7 1990 15.4 18.8 25.4 30.9 40.3 44.5 44.5 44.7 41.8 34.8 28.4 21.8 32.6 1991 16.5 18.2 22.8 32.1 36.5 42.3 44.1 42.8 39.8 32.6 26.9 17.9 31.0 1992 13.7 16.8 20.2 28.7 35.3 42.0 44.3 43.1 40.3 34.4 24.3 15.8 29.9 1993 15.7 17.9 22.9 29.4 35.3 42.9 45.3 44.5 40.8 34.3 24.8 21.9 31.3 1994 19.2 20.5 24.2 33.3 38.7 43.6 44.8 43.9 40.4 33.9 24.1 16.3 31.9 1995 18.3 20.1 24.7 29.6 38.5 42.6 44.1 44.7 40.1 33.9 26.6 19.0 31.9 1996 18.0 20.8 23.0 30.4 39.8 43.4 46.5 45.0 41.0 33.7 26.6 21.9 32.5 1997 19.1 19.5 21.4 28.7 38.6 43.6 44.8 43.7 40.8 33.5 23.9 17.8 31.3 1998 14.9 19.5 22.9 32.8 39.2 45.8 46.0 45.9 41.8 35.8 29.6 25.1 33.3 1999 18.4 20.6 23.8 32.4 41.3 45.3 45.8 46.8 41.9 36.2 26.0 20.5 33.3 2000 17.0 19.8 25.3 ****** 39.5 44.1 45.8 45.7 ****** 33.0 24.5 ****** ****** 2001 ****** ****** ****** ****** 39.6 ****** 45.8 45.5 ****** 35.5 25.7 20.5 ****** 2002 ****** ****** 26.5 28.9 38.9 43.8 46.3 44.9 41.8 36.5 26.3 19.7 ****** 2003 18.9 20.9 24.0 31.5 38.7 44.0 45.7 45.8 41.3 ****** ****** ****** ****** MEAN 16.9 19.4 24.0 30.6 38.3 43.6 45.4 44.5 41.0 34.2 25.8 19.1 31.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 14.9 13.3 15.4 15.1 19.6 21.0 21.7 22.6 23.2 22.7 16.9 13.0 18.3 1965 9.8 14.2 15.2 16.6 20.0 21.4 22.4 21.8 21.1 14.8 13.0 15.6 17.2 1966 14.4 11.4 14.1 15.9 18.0 21.9 20.9 20.9 20.2 15.8 17.6 14.5 17.1 1967 13.5 10.8 15.6 16.3 16.4 20.2 19.2 20.1 20.6 16.8 10.4 12.8 16.1 1968 11.7 12.1 14.6 14.7 16.1 20.3 21.8 22.2 21.8 19.3 12.6 11.1 16.5 1969 10.0 12.5 12.5 13.0 17.8 21.4 22.9 22.1 20.9 17.4 14.8 13.5 16.6 1970 9.6 13.9 14.2 17.6 19.4 22.0 19.9 21.4 22.4 20.1 15.4 12.8 17.4 1971 13.6 12.8 13.5 13.5 17.1 20.2 21.4 20.9 21.5 19.9 11.6 10.6 16.4 1972 9.8 12.3 11.9 13.8 15.8 19.5 21.2 19.8 21.2 19.3 15.5 10.4 15.9 1973 13.6 12.4 16.6 17.2 18.5 19.9 21.3 21.6 20.9 19.8 18.1 13.4 17.8 1974 8.4 10.6 10.9 15.2 19.0 21.6 20.7 20.4 20.0 18.7 16.0 10.3 16.0 1975 10.1 11.9 15.7 16.1 17.5 20.5 20.9 21.1 19.6 20.5 15.0 8.8 16.5 1976 8.1 10.4 11.9 13.7 17.3 21.2 19.9 20.8 20.5 17.3 15.5 11.9 15.7 1977 9.1 15.2 15.0 15.2 17.1 19.7 20.0 20.0 20.7 14.4 13.5 10.0 15.8 1978 11.4 11.3 13.8 17.0 18.1 18.8 19.0 20.2 20.0 18.2 14.9 10.8 16.1 1979 10.1 12.8 14.2 16.4 15.0 17.3 19.0 18.2 18.3 15.1 15.2 9.3 15.1 1980 10.0 10.6 12.5 15.4 17.8 19.7 20.5 20.7 21.4 17.1 11.9 10.8 15.7 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 10.1 10.4 ****** ****** 16.7 21.9 21.7 21.6 21.3 15.2 14.8 11.9 ****** 1983 10.1 13.6 14.0 15.7 16.7 21.1 21.8 19.8 22.3 22.2 17.9 13.1 17.4 1984 12.9 15.8 14.4 17.7 17.8 21.3 19.7 19.5 22.2 20.3 12.5 13.0 17.3 1985 13.2 15.3 16.5 17.4 18.8 22.9 23.0 22.7 23.7 22.4 16.5 14.2 18.9 1986 15.5 12.5 14.2 15.6 18.0 22.0 22.0 21.6 22.6 18.8 ****** 14.2 ****** 1987 17.2 17.2 12.9 19.5 19.8 21.5 22.3 21.6 22.1 16.1 ****** 13.8 ****** 1988 ****** 15.1 16.2 17.8 20.9 21.7 21.8 21.1 23.0 20.6 18.9 14.2 ****** 1989 14.0 15.5 14.2 17.4 18.7 22.7 22.5 22.3 22.5 20.9 15.7 13.0 18.3 1990 12.9 14.7 17.9 17.9 21.3 22.7 21.6 22.8 23.7 19.7 18.2 16.4 19.1 1991 10.5 13.4 13.1 17.3 19.5 20.6 21.8 20.5 21.4 16.0 16.4 10.5 16.7 1992 11.7 13.4 13.9 16.5 17.8 20.2 21.4 20.5 22.5 22.0 13.9 9.5 16.9 1993 11.9 12.3 13.9 14.6 15.4 21.2 21.3 21.5 21.9 19.9 15.7 16.3 17.2 1994 12.3 14.9 14.6 17.8 20.5 22.2 20.4 21.3 19.5 17.0 11.5 12.5 17.0 1995 12.6 13.7 15.3 16.1 18.5 20.8 20.2 23.1 22.2 21.0 18.0 14.0 18.0 1996 11.0 12.1 12.9 16.6 19.2 22.3 21.1 22.3 22.0 20.7 17.1 13.6 17.6 1997 13.7 17.2 14.0 15.5 18.9 21.4 21.8 22.1 23.7 17.4 12.6 10.8 17.4 1998 12.0 13.8 14.1 18.6 19.6 22.0 20.6 20.9 21.5 22.2 20.4 18.0 18.6 1999 11.2 13.4 14.7 18.6 22.3 22.4 20.0 21.2 22.0 19.6 17.1 14.1 18.0 2000 12.6 15.2 18.1 ****** 20.4 22.8 19.6 21.6 ****** 18.3 15.1 ****** ****** 2001 ****** ****** ****** ****** 20.3 ****** 21.8 21.0 ****** 19.4 18.0 11.3 ****** 2002 ****** ****** 16.5 13.9 19.3 21.4 22.0 22.5 22.7 19.9 16.2 13.7 ****** 2003 13.8 14.3 15.8 15.9 19.1 20.2 20.8 21.1 21.8 ****** ****** ****** ****** MEAN 11.9 13.3 14.5 16.2 18.5 21.1 21.1 21.2 21.6 18.9 15.4 12.6 17.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 3.03 5.06 6.40 5.94 6.33 6.30 10.23 8.64 6.75 4.74 5.41 4.97 6.15 1965 5.72 5.40 6.23 6.15 7.28 7.40 9.96 12.74 8.50 9.57 8.30 4.81 7.67 1966 5.79 6.67 6.71 7.53 7.88 7.34 9.75 9.93 8.76 8.40 5.80 5.01 7.46 1967 4.83 5.37 4.92 6.59 9.09 6.47 8.63 8.21 8.08 7.23 8.24 5.33 6.92 1968 4.88 5.19 6.08 8.38 9.47 8.06 9.43 8.44 7.29 7.42 8.28 6.99 7.49 1969 6.44 5.67 8.51 9.08 10.13 8.85 9.78 10.50 8.93 9.74 6.61 5.86 8.34 1970 5.92 5.93 6.60 7.47 6.98 6.84 8.44 7.45 6.57 5.95 6.41 5.53 6.67 1971 5.02 5.52 6.62 8.96 9.23 9.00 10.64 10.43 8.63 6.30 8.27 5.87 7.87 1972 5.31 4.82 7.08 9.56 9.23 8.50 8.71 11.27 8.41 7.10 6.38 5.20 7.63 1973 4.36 6.47 5.11 6.54 6.92 8.55 9.84 11.99 7.75 6.96 4.71 5.17 7.03 1974 5.79 5.76 7.96 8.00 7.49 8.69 9.99 9.35 7.50 7.04 5.85 6.03 7.45 1975 5.58 5.85 5.99 8.58 7.82 6.55 9.64 8.61 8.47 5.74 6.82 6.40 7.17 1976 6.55 6.04 6.96 8.86 9.24 8.39 8.72 10.09 8.71 8.19 6.30 6.46 7.88 1977 5.21 5.89 6.16 8.04 8.04 8.10 9.53 10.53 7.55 9.03 7.66 7.22 7.74 1978 6.46 7.33 8.09 7.37 8.55 8.61 10.13 9.24 8.30 7.59 5.47 7.71 7.90 1979 6.39 6.70 6.26 7.24 9.74 9.20 10.88 11.43 10.07 7.81 7.11 6.20 8.25 1980 5.51 6.29 8.06 8.49 7.95 8.44 9.94 9.70 7.68 6.52 8.53 6.41 7.80 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 6.00 5.52 ****** ****** 12.73 12.06 14.37 13.33 12.48 10.55 6.76 5.43 ****** 1983 5.26 5.11 5.93 8.39 10.94 10.31 11.08 12.28 9.83 7.18 7.46 6.14 8.33 1984 5.37 5.40 7.12 7.54 9.17 10.56 12.79 11.28 10.74 8.48 8.52 5.69 8.56 1985 6.43 5.17 6.85 8.43 10.21 9.75 10.41 11.50 9.70 7.42 7.38 5.60 8.24 1986 5.03 6.35 6.98 9.93 9.26 9.46 12.47 14.56 10.82 9.84 ****** 5.42 ****** 1987 5.01 6.12 7.77 7.61 10.05 10.87 11.56 12.31 10.68 9.56 ****** 5.95 ****** 1988 ****** 5.64 6.78 9.01 9.14 11.31 12.77 13.99 10.64 9.29 6.37 5.81 ****** 1989 4.46 5.06 7.76 9.93 9.71 10.73 13.56 12.92 11.11 8.82 7.49 5.84 8.95 1990 4.97 5.52 6.27 8.03 8.16 9.15 10.25 10.23 10.11 9.67 7.11 5.27 7.89 1991 6.41 5.70 8.20 9.54 9.64 12.24 13.96 14.32 11.79 10.34 7.63 6.86 9.72 1992 4.65 5.15 6.13 8.40 10.26 12.06 12.19 12.43 10.33 7.86 8.00 6.62 8.67 1993 5.62 6.22 7.37 10.03 11.16 12.28 12.84 13.45 12.01 9.30 7.46 5.91 9.47 1994 6.45 5.47 7.13 9.90 9.66 11.74 11.98 11.94 13.17 10.84 9.49 5.39 9.43 1995 6.11 6.51 7.16 9.15 11.40 13.23 15.66 15.12 11.13 8.26 6.48 5.38 9.63 1996 6.54 7.43 8.09 9.52 11.63 13.64 15.06 14.91 11.56 8.93 7.22 6.87 10.12 1997 5.72 4.10 6.53 8.52 10.32 11.46 12.36 12.57 10.05 10.50 8.77 6.95 8.99 1998 5.39 5.88 7.84 9.30 10.89 12.43 14.02 15.53 12.38 8.85 7.24 6.13 9.66 1999 6.96 6.85 7.24 8.50 9.50 11.37 11.97 14.02 11.17 9.46 6.88 6.31 9.19 2000 5.59 5.41 5.69 ****** 9.80 10.93 15.81 14.07 ****** 8.84 7.20 ****** ****** 2001 ****** ****** ****** ****** 8.87 ****** 13.79 15.26 ****** 9.82 6.01 8.02 ****** 2002 ****** ****** 7.61 10.07 9.89 12.52 12.85 12.60 11.59 10.22 7.79 6.27 ****** 2003 5.69 6.12 6.67 9.90 10.28 12.39 12.06 13.05 10.80 ****** ****** ****** ****** MEAN 5.57 5.81 6.89 8.46 9.34 9.89 11.49 11.81 9.74 8.41 7.16 6.03 8.38 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 3.45 5.36 5.73 4.91 5.18 5.16 9.17 8.51 7.96 4.78 5.82 5.52 5.96 1965 6.78 5.71 5.59 5.05 6.28 7.66 9.65 14.22 10.71 11.45 9.57 6.28 8.24 1966 7.04 7.67 6.71 7.24 7.18 6.39 7.40 9.60 8.78 8.32 6.30 5.94 7.38 1967 5.77 6.09 4.74 5.82 8.05 6.00 8.02 7.79 9.54 8.18 9.76 6.59 7.20 1968 5.46 5.57 5.27 7.35 7.14 6.61 10.86 10.06 8.30 8.48 9.47 8.35 7.74 1969 7.75 6.69 9.52 8.87 9.21 8.48 8.09 11.60 10.44 11.70 7.92 7.23 8.96 1970 6.88 7.18 6.81 7.35 8.48 7.75 8.04 7.47 7.76 7.40 7.45 6.13 7.39 1971 5.92 5.74 6.55 8.47 9.11 11.09 13.61 13.64 11.77 8.08 9.85 6.76 9.22 1972 6.53 5.42 7.85 9.33 8.27 6.53 7.64 11.38 10.62 9.96 7.84 6.22 8.13 1973 4.97 7.22 5.16 5.99 6.20 9.32 11.51 13.48 11.27 9.73 5.13 5.82 7.98 1974 6.47 6.58 8.96 7.61 7.03 7.33 8.64 9.85 8.76 8.38 6.93 7.68 7.85 1975 6.99 6.99 6.30 7.76 6.21 5.62 8.49 8.36 9.00 6.67 8.03 7.77 7.35 1976 7.86 7.38 9.51 10.04 8.18 6.93 6.96 9.02 10.03 10.55 7.45 7.60 8.46 1977 5.98 6.98 6.73 7.68 6.93 6.67 9.63 11.42 8.67 9.98 8.41 8.82 8.16 1978 8.08 9.09 9.11 8.15 7.67 6.94 10.49 10.29 11.17 10.52 6.51 9.39 8.95 1979 7.57 8.27 6.15 8.61 11.53 15.51 12.72 10.91 11.13 11.48 8.93 7.23 10.00 1980 6.58 7.91 9.80 9.95 9.51 14.27 14.00 11.27 10.81 8.95 8.70 7.21 9.91 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 7.36 6.62 ****** ****** 13.12 16.43 18.18 20.21 16.12 12.02 8.62 7.23 ****** 1983 5.62 5.31 6.16 7.17 9.30 8.33 10.66 12.44 9.35 6.81 7.20 7.32 7.97 1984 6.10 5.65 6.65 6.52 7.40 10.00 14.83 12.41 11.01 9.53 10.22 6.51 8.90 1985 8.32 5.97 6.72 8.30 9.98 9.24 10.25 11.75 9.72 6.68 8.45 6.47 8.49 1986 6.06 7.49 7.34 10.40 8.78 8.44 12.22 13.92 12.11 11.39 ****** 6.14 ****** 1987 6.07 6.73 9.06 7.99 11.51 13.04 12.85 13.48 10.92 9.74 ****** 6.75 ****** 1988 ****** 6.28 6.13 8.53 8.33 11.18 13.79 14.81 10.95 9.63 6.10 6.72 ****** 1989 5.50 5.64 8.03 9.25 8.02 11.36 15.95 14.99 11.52 8.44 7.59 7.73 9.50 1990 5.73 5.93 6.13 6.38 7.36 8.11 9.03 10.71 13.11 11.98 8.19 5.93 8.22 1991 7.58 6.64 9.38 11.21 11.75 16.95 19.50 20.37 16.02 10.85 8.12 7.68 12.17 1992 5.30 5.14 6.09 7.09 7.97 13.84 14.48 13.32 9.64 7.32 8.43 7.71 8.86 1993 6.73 6.93 7.21 9.54 10.46 15.35 13.64 15.24 13.07 10.56 7.69 7.40 10.32 1994 7.88 6.01 8.84 10.84 13.20 21.29 15.60 15.83 18.09 13.26 10.30 6.49 12.30 1995 7.68 7.93 8.01 10.71 11.35 18.70 21.01 29.50 15.05 8.89 6.52 6.57 12.66 1996 7.38 8.34 8.12 9.34 11.28 19.96 16.38 18.76 14.74 10.94 7.93 8.93 11.84 1997 7.16 4.15 6.75 7.92 8.82 11.75 13.45 14.64 11.73 11.73 10.57 8.63 9.77 1998 6.67 6.89 8.90 8.99 10.97 13.05 15.13 17.36 14.50 10.78 8.84 7.54 10.80 1999 7.74 8.44 8.26 10.52 10.29 13.11 11.16 15.17 13.34 8.88 6.76 7.64 10.11 2000 6.61 6.10 5.40 ****** 9.49 13.68 21.27 16.51 ****** 8.84 7.93 ****** ****** 2001 ****** ****** ****** ****** 8.62 ****** 18.36 17.44 ****** 9.85 6.28 9.36 ****** 2002 ****** ****** 7.77 9.87 9.30 13.88 17.42 15.03 13.43 11.51 8.74 7.15 ****** 2003 7.24 6.25 6.80 8.99 12.52 16.74 14.71 15.66 11.06 ****** ****** ****** ****** MEAN 6.64 6.61 7.25 8.33 9.03 11.13 12.69 13.55 11.42 9.59 8.02 7.21 9.28 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 3.29 5.25 5.83 5.44 5.35 5.27 8.37 7.77 6.73 4.29 5.82 5.68 5.76 1965 6.69 5.78 5.61 5.96 6.89 8.27 9.34 10.68 9.41 10.48 8.60 5.23 7.75 1966 6.58 7.61 6.83 7.13 7.44 6.71 7.51 8.29 7.51 8.69 6.05 5.76 7.18 1967 5.61 5.90 4.73 5.59 8.52 6.78 8.38 8.08 8.77 7.81 9.41 6.38 7.16 1968 5.31 5.66 5.76 8.16 7.44 7.00 8.25 7.63 6.99 7.16 9.04 8.27 7.22 1969 7.37 7.06 10.15 9.34 9.54 8.62 7.56 9.49 9.11 9.91 7.35 6.77 8.52 1970 6.71 7.21 6.79 7.79 7.62 8.06 7.77 7.60 6.55 5.90 6.87 5.50 7.03 1971 5.75 5.35 6.27 8.51 9.58 10.73 13.01 13.37 9.94 6.97 9.16 6.05 8.72 1972 6.01 5.35 7.58 9.46 8.52 8.44 8.13 10.21 7.84 7.49 6.96 6.11 7.68 1973 4.74 7.59 5.03 5.43 6.62 8.94 10.56 9.82 8.06 7.87 4.58 5.41 7.06 1974 6.48 6.84 8.89 8.07 7.33 7.03 8.25 8.86 7.40 7.29 6.37 7.20 7.50 1975 7.04 6.49 6.08 7.22 5.84 4.22 7.51 4.76 7.05 5.52 7.52 7.69 6.41 1976 7.82 7.31 9.23 10.21 8.34 6.86 6.53 8.48 8.73 9.64 6.22 6.96 8.03 1977 6.06 7.20 7.16 7.48 7.35 7.42 9.44 6.60 6.06 8.93 7.76 8.75 7.52 1978 7.80 8.96 8.52 8.21 6.82 5.78 8.97 6.36 8.80 8.84 6.26 9.35 7.89 1979 7.61 8.26 6.43 7.55 10.40 13.79 12.08 9.20 9.53 10.13 7.49 7.24 9.14 1980 6.59 7.32 9.31 9.48 8.28 11.81 12.46 10.06 7.99 7.39 8.45 6.76 8.83 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 7.69 7.15 ****** ****** 15.20 18.54 21.83 26.93 20.98 13.55 9.13 6.81 ****** 1983 6.20 6.36 6.42 7.65 10.23 9.04 11.12 13.98 12.18 8.75 8.89 7.05 8.99 1984 6.04 5.65 7.44 7.01 7.51 10.13 13.72 13.91 12.83 10.99 10.17 6.67 9.34 1985 7.69 5.47 7.23 8.12 9.72 9.10 9.50 12.67 12.35 8.69 8.79 6.31 8.80 1986 5.85 7.52 7.84 10.48 9.67 8.83 10.87 14.57 13.30 12.00 ****** 6.64 ****** 1987 6.60 6.92 9.26 7.37 10.83 12.10 13.79 13.26 14.40 10.59 ****** 6.81 ****** 1988 ****** 5.95 5.84 8.11 7.47 10.70 14.86 13.86 13.06 9.97 6.96 6.78 ****** 1989 5.31 5.30 7.34 9.78 8.98 12.72 17.52 16.61 12.96 11.01 8.24 7.48 10.27 1990 5.75 5.71 5.57 6.98 8.25 8.58 8.78 12.19 13.64 12.31 8.77 6.16 8.56 1991 7.26 6.78 9.00 11.10 12.50 15.16 20.84 18.76 17.18 12.52 8.90 8.20 12.35 1992 5.55 5.45 6.65 8.20 9.18 14.42 14.13 15.88 14.33 10.47 9.18 7.81 10.11 1993 6.92 7.31 7.86 10.76 11.91 16.67 15.50 17.54 17.13 13.32 8.71 7.77 11.78 1994 8.14 6.25 9.03 11.67 14.88 20.91 16.04 17.14 18.15 14.49 11.00 6.87 12.88 1995 8.13 7.75 8.36 11.05 12.56 18.59 22.44 29.33 17.07 10.95 7.38 6.70 13.36 1996 7.67 8.25 8.13 10.43 13.21 20.98 21.13 23.25 16.96 13.39 9.02 9.03 13.46 1997 7.16 4.39 7.12 8.79 11.07 13.60 15.40 15.57 16.03 13.83 10.76 8.55 11.02 1998 6.80 7.66 9.16 10.58 11.55 13.57 16.64 20.75 17.62 12.75 10.26 7.62 12.08 1999 8.23 8.89 8.53 11.00 12.48 15.28 12.43 15.38 13.22 11.68 7.42 7.83 11.03 2000 6.68 6.17 5.68 ****** 9.74 14.28 23.18 17.93 ****** 10.34 8.66 ****** ****** 2001 ****** ****** ****** ****** 11.11 ****** 17.87 26.34 ****** 11.89 6.99 9.62 ****** 2002 ****** ****** 8.78 10.86 10.27 15.47 18.20 15.28 15.75 14.27 9.70 7.24 ****** 2003 7.15 6.29 7.58 10.36 13.29 18.56 15.90 14.73 13.09 ****** ****** ****** ****** MEAN 6.62 6.66 7.38 8.65 9.58 11.40 12.98 13.68 11.86 10.06 8.14 7.12 9.51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 -8.0 20 1.5 9 6.5 4 9.5 12 8.6 2 19.0 20 20.2 3 19.0 26 14.5 27 8.0 28 0.3 28 0.5 29 -8.0 1965 0.5 11 2.0 24 1.5 16 4.5 6 12.0 4 18.0 16 20.5 2 20.5 1 14.0 23 12.5 26 7.0 24 -1.5 21 -1.5 1966 1.5 14 4.5 7 5.2 24 8.2 1 11.7 8 18.0 17 18.8 8 20.8 30 15.8 19 12.5 30 4.4 28 2.5 29 1.5 1967 -1.5 24 -6.0 3 2.0 1 5.5 3 14.0 1 11.5 6 23.0 2 20.5 18 16.0 25 14.5 10 2.0 29 -2.5 25 -6.0 1968 -0.8 19 0.4 5 4.0 25 10.2 3 16.0 2 17.5 21 20.5 1 15.6 4 15.5 28 11.5 30 8.5 11 3.2 30 -0.8 1969 0.2 31 1.5 1 8.0 24 8.0 14 15.5 7 18.5 2 19.0 9 19.0 16 16.0 21 13.0 31 4.5 21 2.5 9 0.2 1970 1.3 29 4.0 21 7.5 9 12.3 24 13.5 7 17.5 10 22.5 28 19.0 27 16.1 30 10.0 9 7.6 30 0.5 15 0.5 1971 1.5 20 0.0 15 5.0 16 10.0 3 18.1 1 18.5 8 20.6 9 18.6 29 15.0 30 10.3 10 8.0 15 0.3 22 0.0 1972 -1.6 20 1.0 27 5.5 12 10.3 6 12.8 7 18.0 13 21.0 8 19.8 30 14.0 28 9.1 31 6.1 24 -1.7 27 -1.7 1973 -1.9 8 1.5 7 2.1 9 8.3 9 11.9 2 16.9 5 17.6 19 19.5 31 15.0 21 10.2 27 0.2 8 1.3 22 -1.9 1974 1.0 26 2.0 1 5.5 5 8.5 12 14.0 6 17.2 3 20.0 9 16.3 31 13.1 24 11.2 28 3.3 28 0.5 24 0.5 1975 2.6 26 -1.1 12 2.6 4 10.7 4 15.9 8 20.1 15 21.3 24 21.9 27 14.1 28 9.8 16 2.5 30 0.4 24 -1.1 1976 2.6 4 0.6 12 -1.2 2 9.9 9 13.6 1 19.7 2 21.2 20 20.9 21 17.5 2 12.6 31 6.2 29 5.0 1 -1.2 1977 -1.0 9 2.8 11 5.0 6 10.2 16 16.3 4 20.0 16 17.0 1 20.6 27 16.0 20 11.2 28 5.8 14 1.0 30 -1.0 1978 2.1 16 3.6 13 7.8 15 9.5 15 13.7 3 19.0 3 21.4 4 20.0 30 17.4 28 14.6 14 3.5 14 5.0 19 2.1 1979 3.6 7 6.6 5 4.5 1 12.3 1 11.7 1 22.0 11 23.5 27 22.2 19 18.5 21 14.8 8 7.0 24 5.0 19 3.6 1980 -2.8 31 0.0 1 4.0 5 9.4 18 17.2 16 20.6 1 0.0 12 21.0 17 13.3 16 12.8 22 6.7 26 0.0 7 -2.8 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 2.1 4 0.0 20 ***** ** ***** ** 16.5 25 17.0 19 17.9 7 18.6 8 15.0 20 12.2 30 0.8 30 -2.0 3 ***** 1983 -1.4 30 0.0 3 0.7 2 8.7 2 15.7 2 19.3 30 19.2 8 17.3 28 13.4 30 8.4 7 8.0 17 2.2 21 -1.4 1984 3.2 20 1.5 1 3.0 1 10.0 27 10.8 2 17.8 1 20.6 29 16.7 28 14.8 24 5.6 21 8.2 14 0.0 9 0.0 1985 2.4 1 -2.6 23 -1.0 3 11.0 7 12.9 5 18.5 3 18.0 29 19.8 1 14.8 26 7.4 31 6.4 22 -0.4 6 -2.6 1986 -1.4 21 4.0 3 4.6 4 11.0 4 13.8 17 16.0 1 20.6 1 20.6 27 16.6 21 11.0 31 ***** ** 0.0 5 ***** 1987 0.2 29 3.0 14 3.4 22 7.8 6 16.6 29 16.8 12 20.4 10 16.8 29 16.0 17 10.2 29 ***** ** -0.2 31 ***** 1988 ***** ** 2.0 1 1.6 6 3.6 2 13.2 7 17.4 21 20.0 27 17.0 31 14.4 30 11.6 30 -0.4 16 -1.0 29 ***** 1989 -2.8 5 -1.4 15 3.6 31 4.0 1 15.6 9 18.0 2 20.0 17 20.0 12 13.4 30 8.2 24 3.8 23 1.4 7 -2.8 1990 -3.0 12 1.4 27 2.8 1 8.4 5 13.2 13 18.4 21 18.4 21 19.0 10 12.2 13 12.4 18 7.4 14 0.4 27 -3.0 1991 1.4 1 -2.4 10 2.6 11 10.4 11 12.0 4 17.0 4 12.0 11 17.4 31 15.4 10 12.4 30 6.2 27 1.0 20 -2.4 1992 -2.6 6 -0.6 28 -0.4 1 7.4 1 13.0 5 17.0 6 16.0 13 19.4 29 9.2 19 8.4 28 0.4 27 0.6 29 -2.6 1993 -1.2 18 -2.0 16 2.0 17 10.0 13 15.0 1 19.0 4 19.5 5 20.5 23 14.5 29 12.0 29 2.5 29 2.0 6 -2.0 1994 3.5 20 2.0 4 2.0 10 10.5 3 12.5 8 18.0 21 20.0 1 20.5 12 19.5 5 14.0 30 7.0 10 -1.0 9 -1.0 1995 1.0 24 4.0 9 6.0 1 7.0 6 12.5 10 19.5 14 16.5 5 20.0 17 14.0 22 10.0 6 0.5 27 1.5 21 0.5 1996 3.0 15 4.5 6 6.0 5 10.0 11 17.0 12 15.0 7 23.0 5 18.5 25 14.0 20 8.0 31 4.0 13 5.5 13 3.0 1997 0.0 31 -4.0 7 1.0 2 5.0 15 12.5 6 17.0 3 19.0 8 18.0 31 13.5 15 10.0 27 7.0 25 3.0 27 -4.0 1998 0.0 14 0.0 17 4.0 6 10.0 6 14.0 1 20.0 1 21.0 9 19.0 23 17.0 22 10.5 25 7.0 24 3.5 6 0.0 1999 3.0 22 1.0 22 5.0 18 10.5 9 15.0 2 19.5 7 22.0 1 22.0 11 16.0 19 11.8 22 0.0 29 0.5 1 0.0 2000 0.0 18 1.0 8 2.5 10 ***** ** 14.0 2 18.5 23 23.0 5 15.0 31 ***** ** 8.5 29 6.4 24 ***** ** ***** 2001 ***** ** ***** ** ***** ** ***** ** 15.0 1 ***** ** 18.5 11 21.0 18 ***** ** 14.0 9 1.0 21 2.8 23 ***** 2002 ***** ** ***** ** 3.0 1 9.0 1 16.0 6 17.5 4 21.0 1 19.5 24 16.5 16 11.0 25 5.0 24 -1.0 14 ***** 2003 2.0 2 3.0 18 1.0 16 8.5 3 12.5 9 19.5 6 23.0 26 21.2 28 17.0 11 ***** ** ***** ** ***** ** ***** LOW. -8.0 20 -6.0 3 -1.2 2 3.6 2 8.6 2 11.5 6 0.0 12 15.0 31 9.2 19 5.6 21 -0.4 16 -2.5 25 -8.0 YEAR 1964 1967 1976 1988 1964 1967 1980 2000 1992 1984 1988 1967 1964 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 17.7 18 25.5 25 33.0 25 34.0 4 44.4 31 46.5 4 50.3 17 48.0 11 45.2 8 39.5 2 30.5 7 22.5 2 50.3 1965 19.5 24 25.5 27 30.5 10 36.5 28 45.5 21 47.5 22 50.2 16 47.5 18 45.3 6 39.5 5 32.2 5 28.0 6 50.2 1966 27.6 7 24.5 26 29.8 19 37.2 28 44.5 21 49.0 8 49.3 13 49.0 1 46.0 3 38.2 2 32.5 3 26.0 9 49.3 1967 23.5 14 22.0 10 28.8 17 34.5 19 43.0 24 46.8 26 53.0 15 47.5 16 45.2 5 38.0 1 32.5 1 20.5 13 53.0 1968 21.5 14 24.0 29 29.0 16 35.0 16 42.0 20 47.2 27 48.5 22 46.0 1 47.2 4 41.0 3 30.5 7 24.0 25 48.5 1969 21.0 22 25.5 28 31.0 7 37.0 29 42.8 18 47.5 29 49.3 26 47.5 17 45.5 8 40.7 1 27.5 1 25.3 20 49.3 1970 22.0 5 25.7 16 32.5 31 39.7 17 46.5 27 47.6 5 48.5 31 47.5 11 43.0 4 41.5 1 34.0 1 24.6 5 48.5 1971 25.7 6 27.5 22 30.0 18 37.0 30 43.1 16 46.0 22 51.2 12 48.0 22 45.5 9 37.5 12 32.7 1 24.0 1 51.2 1972 17.3 27 22.5 16 26.3 29 34.6 30 41.6 28 45.4 28 49.1 11 46.8 17 45.5 5 39.3 1 30.0 1 19.3 4 49.1 1973 21.5 30 26.3 19 32.6 31 37.8 27 43.1 28 48.0 28 47.3 27 48.7 5 46.0 8 38.4 1 33.2 1 26.5 3 48.7 1974 19.8 6 22.8 26 28.0 29 37.0 19 42.3 21 49.3 22 48.2 16 48.2 4 43.6 11 38.1 8 34.5 1 23.5 1 49.3 1975 22.0 1 23.7 23 31.0 23 37.5 14 45.9 30 49.2 29 50.2 14 49.0 4 45.5 7 38.7 1 30.0 4 19.5 7 50.2 1976 19.4 26 19.5 3 26.3 29 34.5 16 42.1 31 48.3 27 48.8 30 50.2 5 45.2 6 39.6 7 32.0 9 27.2 18 50.2 1977 17.3 19 29.6 24 31.5 20 38.2 30 43.3 13 47.1 26 49.2 14 48.3 4 45.0 4 40.0 3 27.5 8 27.2 4 49.2 1978 21.5 3 23.3 5 32.2 30 37.0 23 44.5 27 48.0 8 50.5 22 48.0 11 45.0 1 39.5 9 28.6 2 25.2 11 50.5 1979 23.8 5 26.5 27 32.5 25 38.0 7 43.0 30 47.0 29 49.0 11 47.7 3 46.2 13 40.5 9 33.5 11 22.0 4 49.0 1980 19.7 28 23.7 28 31.8 31 39.0 22 43.5 22 47.0 30 49.3 21 48.0 4 45.7 4 39.6 1 32.2 14 25.0 5 49.3 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 19.8 11 20.5 28 ***** ** ***** ** 43.0 30 45.6 7 47.4 20 45.0 19 44.5 7 35.6 3 26.0 5 19.9 31 ***** 1983 18.9 1 23.1 12 28.0 27 37.0 18 41.3 28 46.9 18 49.5 13 48.5 17 42.6 4 39.6 2 32.6 1 27.5 3 49.5 1984 24.2 7 25.7 11 35.2 10 37.0 20 41.0 26 46.7 11 47.0 30 44.0 6 44.0 5 39.2 5 30.0 2 20.7 23 47.0 1985 24.0 14 25.5 13 31.2 22 37.3 19 45.8 30 48.5 27 48.5 8 48.8 6 45.2 1 41.8 1 32.0 3 25.4 10 48.8 1986 23.4 8 24.2 24 31.0 31 35.0 21 44.4 29 46.0 30 48.6 28 48.0 2 44.0 27 39.8 10 ***** ** 23.0 7 ***** 1987 24.8 31 27.0 2 29.0 11 41.0 30 43.4 15 46.8 29 47.6 17 48.4 12 44.2 8 39.4 2 ***** ** 24.2 1 ***** 1988 ***** ** 24.2 22 30.0 30 38.4 22 43.6 31 47.6 13 50.0 14 46.2 1 45.2 10 39.2 1 33.6 3 28.2 8 ***** 1989 19.6 10 26.2 28 31.0 9 36.8 17 43.8 24 49.2 27 48.4 10 46.6 27 44.8 9 40.4 6 30.4 4 24.2 1 49.2 1990 21.0 6 23.2 27 31.0 31 38.0 27 46.0 22 47.4 5 47.2 9 48.4 4 45.8 6 40.0 8 32.8 5 26.8 8 48.4 1991 20.6 12 22.2 24 30.0 31 39.0 28 40.6 1 46.0 19 46.2 21 47.8 1 43.6 1 38.0 13 32.8 1 23.8 8 47.8 1992 17.0 10 22.8 24 24.4 19 33.4 26 42.6 31 45.7 30 47.8 16 45.8 17 43.8 8 39.0 4 31.0 5 22.0 1 47.8 1993 19.6 29 24.8 27 31.0 30 38.0 18 41.5 17 46.0 24 48.0 17 47.0 9 45.0 1 39.5 3 28.5 8 25.0 29 48.0 1994 26.0 2 26.0 28 31.5 31 39.5 22 45.5 30 47.0 9 47.0 11 48.0 9 43.5 9 38.0 2 32.0 3 21.0 19 48.0 1995 23.5 30 24.5 3 30.5 31 35.0 29 44.0 23 48.0 20 46.5 31 48.0 4 44.5 16 39.5 2 31.5 3 23.0 3 48.0 1996 23.0 31 26.0 10 29.8 30 38.0 30 45.0 31 46.0 16 49.0 5 47.0 1 44.0 2 41.0 2 31.0 4 25.0 1 49.0 1997 25.0 14 30.0 21 25.0 11 35.0 23 44.0 28 48.0 28 47.8 26 47.0 12 44.5 1 39.8 11 29.0 2 22.5 8 48.0 1998 19.0 20 25.0 7 29.0 27 37.0 13 46.0 28 49.0 26 49.5 16 49.0 1 45.5 1 41.0 5 33.0 4 29.0 16 49.5 1999 23.0 1 25.0 28 32.5 31 38.0 26 48.0 31 48.0 1 49.0 3 49.5 12 48.0 3 41.5 7 32.0 7 26.5 9 49.5 2000 23.5 1 25.0 23 30.5 18 ***** ** 44.0 25 48.0 4 50.0 16 49.5 26 ***** ** 37.0 11 31.5 1 ***** ** ***** 2001 ***** ** ***** ** ***** ** ***** ** 46.0 15 ***** ** 49.0 23 49.0 4 ***** ** 39.0 5 34.5 5 25.0 9 ***** 2002 ***** ** ***** ** 33.5 26 40.0 28 44.5 19 47.5 17 48.5 14 48.0 5 45.0 1 40.0 8 30.0 7 25.0 6 ***** 2003 24.5 8 26.0 24 30.0 25 37.5 9 43.0 21 46.8 22 48.5 10 49.6 7 45.5 3 ***** ** ***** ** ***** ** ***** HIG. 27.6 7 30.0 21 35.2 10 41.0 30 48.0 31 49.3 22 53.0 15 50.2 5 48.0 3 41.8 1 34.5 1 29.0 16 53.0 YEAR 1966 1997 1984 1987 1999 1974 1967 1976 1999 1985 1974 1998 1967 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 2.8 19 8.0 3 15.5 16 1.5 17 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 18.0 25 17.6 12 18.0 1965 20.0 9 9.0 5 7.8 2 7.0 9 0.0 ** 2.5 9 0.0 ** 0.0 ** 0.0 ** 11.0 29 20.5 8 1.7 28 20.5 1966 5.6 31 37.5 2 14.0 1 1.1 3 0.7 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.2 25 0.5 16 2.8 26 37.5 1967 9.8 3 25.0 11 2.1 7 3.3 24 10.8 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.5 6 27.9 24 5.4 6 27.9 1968 10.5 15 18.2 8 4.0 29 11.4 23 2.0 14 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 26 17.5 16 21.0 5 21.0 1969 149.2 23 17.8 20 14.5 23 25.6 17 18.2 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 14.3 30 48.0 2 14.8 24 149.2 1970 64.0 7 8.6 6 10.0 11 2.3 29 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.8 28 26.8 13 64.0 1971 5.0 27 26.6 13 21.4 29 28.4 13 0.1 22 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 33.2 18 7.9 20 33.2 1972 23.3 22 18.4 22 23.5 16 10.6 11 4.7 13 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 27.2 4 67.9 11 67.9 1973 5.6 15 33.8 10 1.2 3 14.6 16 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.8 23 10.9 29 33.8 1974 29.6 18 20.9 8 14.4 31 15.1 10 0.7 24 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.7 20 64.5 19 64.5 1975 15.8 27 10.6 25 1.0 17 8.8 23 1.8 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 21.8 11 52.7 22 52.7 1976 18.5 23 19.6 10 57.7 21 17.5 5 4.6 14 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.3 30 0.0 ** 57.0 29 57.7 1977 46.2 28 2.8 6 31.7 27 3.8 7 6.8 24 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 18 9.8 4 25.2 14 46.2 1978 20.5 8 11.2 9 12.0 6 2.4 25 8.0 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.0 29 34.6 6 34.6 1979 44.6 10 7.8 11 6.5 28 0.0 ** 22.3 8 0.2 3 0.0 ** 3.3 29 0.0 ** 12.8 25 8.0 29 21.8 30 44.6 1980 14.0 22 63.2 11 12.5 18 2.2 8 1.6 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 15.5 28 19.3 17 63.2 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 60.7 6 19.9 24 ***** ** ***** ** 2.0 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.0 24 22.5 9 18.6 14 ***** 1983 20.6 9 6.1 4 25.0 15 3.7 24 3.3 24 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.8 29 10.1 11 25.0 1984 19.6 17 0.0 ** 15.2 22 6.0 24 5.1 9 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 34.5 12 15.1 3 34.5 1985 23.5 2 9.5 1 4.5 19 4.5 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 20.1 12 25.5 18 25.5 1986 9.5 31 54.0 25 63.0 7 34.8 10 6.5 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 32.5 20 ***** 1987 1.0 6 4.0 9 17.6 4 2.6 18 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 21.8 26 ***** ** 19.7 6 ***** 1988 ***** ** 27.5 23 18.5 8 14.8 26 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.4 13 14.5 26 ***** 1989 10.0 3 17.0 22 21.2 19 22.2 25 0.6 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.0 14 76.0 2 76.0 1990 9.0 16 13.2 2 5.0 13 17.5 2 0.5 12 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.7 29 8.1 28 3.5 25 17.5 1991 54.5 14 27.5 21 19.5 13 4.7 18 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.5 1 7.3 30 27.3 8 54.5 1992 11.8 30 11.1 25 26.0 15 3.7 22 1.8 6 0.3 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.6 25 38.5 14 38.5 1993 30.9 7 34.2 2 7.5 8 49.1 26 3.0 23 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.2 29 6.6 12 5.0 15 49.1 1994 14.0 23 0.0 ** 20.0 11 7.0 17 6.8 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.5 31 31.4 23 5.0 3 31.4 1995 7.6 13 14.5 23 3.3 12 21.8 22 2.2 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.8 22 0.0 ** 5.5 25 21.8 1996 14.3 17 22.0 18 24.0 23 9.0 13 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.1 28 16.5 10 24.0 1997 21.2 16 0.0 ** 54.2 29 6.3 18 0.3 24 0.0 ** 0.0 ** 0.0 ** 0.0 ** 75.0 20 42.8 3 31.7 14 75.0 1998 32.7 5 22.8 15 25.0 30 1.0 28 1.9 13 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.0 14 2.1 27 32.7 1999 37.3 9 19.5 20 22.8 2 2.5 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.5 7 20.5 11 37.3 2000 23.2 6 12.1 13 2.8 23 ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 2.2 17 4.3 19 ***** ** ***** 2001 ***** ** ***** ** ***** ** ***** ** 3.8 3 ***** ** 0.0 ** 0.0 ** ***** ** 0.6 27 1.0 26 50.7 1 ***** 2002 ***** ** ***** ** 19.0 18 12.0 12 2.1 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.8 1 ***** 2003 9.7 28 9.2 26 24.6 25 1.5 27 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** ***** ** ***** HIG. 149.2 23 63.2 11 63.0 7 49.1 26 22.3 8 2.5 9 0.0 ** 3.3 29 0.0 ** 75.0 20 48.0 2 76.0 2 149.2 YEAR 1969 1980 1986 1993 1979 1965 **** 1979 **** 1997 1969 1989 1969 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1964 2.8 17.8 17.5 1.5 0.0 0.0 0.0 0.0 0.0 0.0 21.9 41.5 103.0 37.0 1.5 0.0 61.6 1965 95.9 11.0 17.8 10.7 0.0 2.5 0.0 0.0 0.0 23.6 36.7 1.9 200.1 62.3 6.6 0.0 31.1 1966 17.8 65.3 26.8 3.2 1.0 0.0 0.0 0.0 0.0 17.9 0.5 6.1 138.6 79.3 3.0 0.0 17.7 1967 13.3 48.2 4.3 6.3 23.0 0.0 0.0 0.0 0.0 6.2 79.2 6.8 187.3 35.1 15.6 0.0 49.2 1968 12.9 26.1 6.2 37.2 3.3 0.0 0.0 0.0 0.0 6.5 48.1 57.5 197.8 22.9 20.5 0.0 56.7 1969 289.0 28.5 43.1 72.3 25.2 0.0 0.0 0.0 0.0 16.5 53.5 30.9 559.0 64.5 17.4 0.0 18.1 1970 142.2 12.1 25.3 2.3 0.0 0.0 0.0 0.0 0.0 0.0 3.8 57.4 243.1 73.9 0.9 0.0 25.2 1971 20.9 28.0 61.1 93.7 0.1 0.0 0.0 0.0 0.0 0.0 71.1 24.1 299.0 36.8 31.4 0.0 31.8 1972 83.2 37.5 92.3 26.6 4.7 0.0 0.0 0.0 0.0 0.0 55.0 98.7 398.0 53.5 7.9 0.0 38.6 1973 8.7 70.6 2.2 15.5 0.0 0.0 0.0 0.0 0.0 0.0 1.3 20.4 118.7 68.7 13.1 0.0 18.3 1974 140.4 91.0 25.4 20.8 0.7 0.0 0.0 0.0 0.0 0.0 7.8 152.0 438.1 58.6 4.9 0.0 36.5 1975 48.0 27.5 2.4 19.6 2.6 0.0 0.0 0.0 0.0 0.0 29.3 131.6 261.0 29.8 8.5 0.0 61.6 1976 85.8 82.0 107.8 29.8 4.8 0.0 0.0 0.0 0.0 5.3 0.0 103.0 418.5 65.9 8.3 0.0 25.9 1977 76.1 5.0 53.9 5.2 6.8 0.0 0.0 0.0 0.0 16.2 18.9 64.9 247.0 54.7 4.9 0.0 40.5 1978 31.8 27.3 29.0 3.4 8.0 0.0 0.0 0.0 0.0 0.0 8.7 61.7 169.9 51.9 6.7 0.0 41.4 1979 98.9 7.8 8.5 0.0 37.3 0.2 0.0 3.3 0.0 23.8 12.7 89.0 281.5 40.9 13.3 1.2 44.6 1980 39.7 198.8 27.1 3.6 2.8 0.0 0.0 0.0 0.0 0.0 37.9 45.5 355.4 74.7 1.8 0.0 23.5 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1982 148.1 66.0 ****** ****** 3.7 0.0 0.0 0.0 0.0 10.8 69.6 47.4 ****** 62.0 1.1 0.0 37.0 1983 47.2 9.4 48.6 12.5 7.4 0.0 0.0 0.0 0.0 0.0 6.4 18.2 149.7 70.3 13.3 0.0 16.4 1984 37.1 0.0 51.1 6.8 5.1 0.0 0.0 0.0 0.0 0.0 74.8 27.1 202.0 43.7 5.9 0.0 50.4 1985 49.8 17.2 9.2 9.7 0.0 0.0 0.0 0.0 0.0 0.0 23.7 39.7 149.3 51.0 6.5 0.0 42.5 1986 22.2 90.4 112.6 49.5 9.7 0.0 0.0 0.0 0.0 0.0 ****** 44.2 ****** 68.5 18.0 0.0 13.5 1987 2.5 12.0 49.4 2.6 0.0 0.0 0.0 0.0 0.0 34.5 ****** 67.0 ****** 38.0 1.5 0.0 60.4 1988 ****** 61.8 46.1 28.1 0.0 0.0 0.0 0.0 0.0 0.0 0.8 47.6 ****** 58.5 15.2 0.0 26.2 1989 30.2 50.4 44.0 26.3 0.6 0.0 0.0 0.0 0.0 0.0 9.7 188.2 349.4 35.7 7.7 0.0 56.6 1990 27.0 32.3 5.8 21.5 0.7 0.0 0.0 0.0 0.0 5.9 9.5 5.9 108.6 59.9 20.4 0.0 19.6 1991 115.5 77.7 55.8 8.1 0.0 0.0 0.0 0.0 0.0 19.1 7.3 113.1 396.6 62.8 2.0 0.0 35.2 1992 36.8 22.7 60.7 8.8 1.8 0.3 0.0 0.0 0.0 0.0 9.3 147.5 287.9 41.8 3.8 0.0 54.5 1993 61.0 77.6 18.7 80.6 7.2 0.0 0.0 0.0 0.0 6.2 14.7 8.6 274.6 57.3 32.0 0.0 10.7 1994 49.4 0.0 43.0 14.2 7.1 0.0 0.0 0.0 0.0 6.4 94.1 21.9 236.1 39.1 9.0 0.0 51.8 1995 13.7 40.7 7.0 40.0 3.7 0.0 0.0 0.0 0.0 0.8 0.0 10.6 116.5 52.7 37.5 0.0 9.8 1996 56.7 93.6 85.2 24.5 0.0 0.0 0.0 0.0 0.0 0.0 6.5 25.9 292.4 80.5 8.4 0.0 11.1 1997 55.5 0.0 94.5 7.5 0.4 0.0 0.0 0.0 0.0 89.0 141.1 86.2 474.2 31.6 1.7 0.0 66.7 1998 66.7 34.7 79.0 1.5 2.2 0.0 0.0 0.0 0.0 0.0 4.4 4.3 192.8 93.6 1.9 0.0 4.5 1999 123.1 55.1 34.7 2.5 0.0 0.0 0.0 0.0 0.0 0.0 1.0 45.5 261.9 81.3 1.0 0.0 17.8 2000 52.2 21.8 6.3 ****** 0.0 0.0 0.0 0.0 ****** 2.7 12.1 ****** ****** 84.4 0.0 0.0 15.6 2001 ****** ****** ****** ****** 7.3 ****** 0.0 0.0 ****** 1.3 1.0 135.3 ****** ***** 5.0 0.0 95.0 2002 ****** ****** 27.2 24.9 2.1 0.0 0.0 0.0 0.0 0.0 0.0 12.6 ****** 40.7 40.4 0.0 18.9 2003 26.9 19.6 31.9 1.8 0.0 0.0 0.0 0.0 0.0 ****** ****** ****** ****** 97.8 2.2 0.0 ***** MEAN 61.9 42.4 39.5 20.1 4.6 0.1 0.0 0.1 0.0 7.7 27.0 56.5 259.9 55.4 9.4 0.0 35.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 1 4 3 1 0 0 0 0 0 0 3 5 17 1965 7 2 4 4 0 1 0 0 0 7 6 3 34 1966 8 8 9 6 2 0 0 0 0 4 1 6 44 1967 7 12 4 2 7 0 0 0 0 2 14 2 50 1968 4 5 4 9 3 0 0 0 0 2 7 8 42 1969 11 6 11 9 2 0 0 0 0 2 4 7 52 1970 10 3 7 1 0 0 0 0 0 0 1 6 28 1971 6 5 6 8 1 0 0 0 0 0 10 12 48 1972 20 6 10 8 1 0 0 0 0 0 3 6 54 1973 3 5 2 2 0 0 0 0 0 0 2 4 18 1974 15 8 6 5 1 0 0 0 0 0 2 6 43 1975 7 8 4 4 2 0 0 0 0 0 3 11 39 1976 12 11 10 6 2 0 0 0 0 1 0 4 46 1977 7 3 4 3 1 0 0 0 0 4 3 9 34 1978 6 7 4 2 1 0 0 0 0 0 2 5 27 1979 7 1 2 0 4 1 0 1 0 3 3 9 31 1980 10 9 6 4 2 0 0 0 0 0 8 4 43 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 8 7 *** *** 5 0 0 0 0 6 5 6 *** 1983 6 4 4 8 3 0 0 0 0 0 4 6 35 1984 5 0 9 2 1 0 0 0 0 0 10 7 34 1985 12 7 5 3 0 0 0 0 0 0 5 7 39 1986 5 11 10 8 3 0 0 0 0 0 *** 5 *** 1987 5 6 13 1 0 0 0 0 0 10 *** 13 *** 1988 *** 9 8 8 0 0 0 0 0 0 3 8 *** 1989 11 5 9 4 1 0 0 0 0 0 7 10 47 1990 7 5 2 2 2 0 0 0 0 2 2 4 26 1991 12 8 7 3 0 0 0 0 0 5 1 16 52 1992 9 8 10 4 1 1 0 0 0 0 2 20 55 1993 8 10 8 9 6 0 0 0 0 2 5 5 53 1994 12 0 6 3 2 0 0 0 0 5 10 10 48 1995 14 7 3 10 3 0 0 0 0 1 0 9 47 1996 14 12 11 7 0 0 0 0 0 0 4 5 53 1997 7 0 14 4 2 0 0 0 0 3 11 23 64 1998 15 6 9 2 2 0 0 0 0 0 2 4 40 1999 14 8 8 1 0 0 0 0 0 0 3 10 44 2000 9 3 3 *** 0 0 0 0 *** 2 9 *** *** 2001 *** *** *** *** 2 *** 0 0 *** 3 1 18 *** 2002 *** *** 3 9 1 0 0 0 0 0 0 6 *** 2003 10 4 4 2 0 0 0 0 0 *** *** *** *** MEAN 9 6 7 5 2 0 0 0 0 2 4 8 43 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 4 2 1 0 0 0 0 0 0 3 5 16 1965 6 2 4 3 0 1 0 0 0 3 3 1 23 1966 4 5 5 1 0 0 0 0 0 3 0 2 20 1967 3 6 2 2 3 0 0 0 0 1 7 2 26 1968 2 4 3 7 1 0 0 0 0 2 6 6 31 1969 9 3 7 9 2 0 0 0 0 2 3 6 41 1970 9 2 6 1 0 0 0 0 0 0 1 5 24 1971 5 2 5 7 0 0 0 0 0 0 7 6 32 1972 9 4 9 6 1 0 0 0 0 0 3 6 38 1973 2 5 2 1 0 0 0 0 0 0 0 2 12 1974 10 8 3 4 0 0 0 0 0 0 2 6 33 1975 6 4 2 3 1 0 0 0 0 0 3 7 26 1976 11 8 9 5 1 0 0 0 0 1 0 3 38 1977 6 2 4 1 1 0 0 0 0 2 3 6 25 1978 5 5 4 2 1 0 0 0 0 0 2 4 23 1979 7 1 2 0 4 0 0 1 0 3 2 9 29 1980 6 8 4 2 2 0 0 0 0 0 7 4 33 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 6 7 *** *** 2 0 0 0 0 3 5 4 *** 1983 3 2 4 6 3 0 0 0 0 0 1 5 24 1984 4 0 7 1 1 0 0 0 0 0 7 2 22 1985 4 4 3 3 0 0 0 0 0 0 3 5 22 1986 4 8 8 7 2 0 0 0 0 0 *** 3 *** 1987 1 4 9 1 0 0 0 0 0 8 *** 7 *** 1988 *** 8 6 4 0 0 0 0 0 0 0 6 *** 1989 7 5 6 3 0 0 0 0 0 0 5 8 34 1990 4 5 1 2 0 0 0 0 0 1 2 3 18 1991 8 7 6 3 0 0 0 0 0 4 1 11 40 1992 5 4 8 3 1 0 0 0 0 0 1 10 32 1993 6 7 5 6 3 0 0 0 0 2 4 3 36 1994 4 0 3 3 1 0 0 0 0 2 8 8 29 1995 2 6 3 7 2 0 0 0 0 0 0 4 24 1996 9 9 9 4 0 0 0 0 0 0 2 2 35 1997 5 0 9 1 0 0 0 0 0 3 6 5 29 1998 5 5 7 1 1 0 0 0 0 0 2 2 23 1999 7 7 3 1 0 0 0 0 0 0 0 5 23 2000 5 3 3 *** 0 0 0 0 *** 1 5 *** *** 2001 *** *** *** *** 2 *** 0 0 *** 0 1 10 *** 2002 *** *** 3 6 1 0 0 0 0 0 0 1 *** 2003 5 3 3 1 0 0 0 0 0 *** *** *** *** MEAN 5 5 5 3 1 0 0 0 0 1 3 5 28 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 1 0 0 0 0 0 0 0 1 2 4 1965 5 0 0 0 0 0 0 0 0 1 2 0 8 1966 0 2 1 0 0 0 0 0 0 1 0 0 4 1967 0 1 0 0 1 0 0 0 0 0 3 0 5 1968 1 1 0 2 0 0 0 0 0 0 2 2 8 1969 7 1 2 2 1 0 0 0 0 1 1 1 16 1970 3 0 1 0 0 0 0 0 0 0 0 2 6 1971 0 1 3 3 0 0 0 0 0 0 2 0 9 1972 3 2 4 1 0 0 0 0 0 0 3 2 15 1973 0 3 0 1 0 0 0 0 0 0 0 1 5 1974 5 4 1 1 0 0 0 0 0 0 0 5 16 1975 2 1 0 0 0 0 0 0 0 0 1 6 10 1976 3 4 3 1 0 0 0 0 0 0 0 2 13 1977 2 0 2 0 0 0 0 0 0 0 0 2 6 1978 1 1 1 0 0 0 0 0 0 0 0 2 5 1979 3 0 0 0 1 0 0 0 0 1 0 4 9 1980 1 6 1 0 0 0 0 0 0 0 1 3 12 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 5 3 *** *** 0 0 0 0 0 0 3 2 *** 1983 3 0 2 0 0 0 0 0 0 0 0 1 6 1984 2 0 1 0 0 0 0 0 0 0 2 2 7 1985 2 0 0 0 0 0 0 0 0 0 1 1 4 1986 0 2 2 1 0 0 0 0 0 0 *** 1 *** 1987 0 0 1 0 0 0 0 0 0 1 *** 2 *** 1988 *** 1 1 2 0 0 0 0 0 0 0 3 *** 1989 1 3 2 1 0 0 0 0 0 0 0 5 12 1990 0 1 0 1 0 0 0 0 0 0 0 0 2 1991 4 3 2 0 0 0 0 0 0 0 0 4 13 1992 1 1 2 0 0 0 0 0 0 0 0 5 9 1993 2 3 0 2 0 0 0 0 0 0 0 0 7 1994 4 0 2 0 0 0 0 0 0 0 3 0 9 1995 0 2 0 1 0 0 0 0 0 0 0 0 3 1996 2 4 3 0 0 0 0 0 0 0 0 1 10 1997 3 0 2 0 0 0 0 0 0 1 5 3 14 1998 2 1 3 0 0 0 0 0 0 0 0 0 6 1999 6 2 1 0 0 0 0 0 0 0 0 2 11 2000 2 1 0 *** 0 0 0 0 *** 0 0 *** *** 2001 *** *** *** *** 0 *** 0 0 *** 0 0 5 *** 2002 *** *** 1 1 0 0 0 0 0 0 0 1 *** 2003 0 0 1 0 0 0 0 0 0 *** *** *** *** MEAN 2 1 1 1 0 0 0 0 0 0 1 2 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 80 77 70 54 41 30 47 47 47 53 67 84 58 1965 91 86 77 64 44 36 49 60 53 71 85 79 66 1966 80 93 84 66 46 35 47 49 53 68 65 74 63 1967 82 90 72 66 55 35 38 42 52 56 86 90 64 1968 84 88 72 76 56 42 45 49 49 63 84 93 67 1969 92 86 84 81 62 44 51 58 57 69 84 85 71 1970 91 86 78 59 42 34 38 39 47 54 65 89 60 1971 84 85 74 83 50 50 50 56 58 60 85 88 69 1972 96 86 87 84 64 41 43 57 54 58 80 91 70 1973 83 86 69 60 42 46 51 59 50 59 64 82 63 1974 92 89 85 76 46 43 47 47 47 59 67 94 66 1975 92 91 80 75 47 30 43 42 46 57 82 94 65 1976 97 95 94 81 58 40 42 50 54 66 70 84 69 1977 95 86 67 70 44 38 44 49 46 72 88 95 66 1978 97 95 90 60 47 41 43 48 51 58 71 94 66 1979 91 88 75 54 56 40 45 50 53 55 69 86 64 1980 91 89 85 66 48 40 40 51 49 51 82 86 65 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 96 96 *** *** 71 65 75 80 85 87 94 96 *** 1983 95 90 88 79 64 52 53 63 75 80 84 87 76 1984 86 80 79 66 62 59 60 68 81 83 88 93 75 1985 93 87 82 75 61 54 54 61 69 78 84 90 74 1986 90 92 90 83 56 55 59 73 71 75 *** 93 *** 1987 93 92 91 74 57 59 57 66 74 79 *** 90 *** 1988 *** 88 88 80 58 61 63 76 76 82 84 91 *** 1989 96 92 89 83 60 59 67 73 79 81 87 95 80 1990 94 94 84 76 49 45 49 58 73 83 85 84 73 1991 95 92 95 81 69 66 76 81 82 82 86 95 83 1992 93 89 88 83 71 64 64 68 77 83 90 96 81 1993 97 94 90 85 68 63 60 72 81 86 88 91 81 1994 90 86 83 80 66 68 59 67 80 84 93 93 79 1995 97 95 89 84 65 70 73 86 80 88 79 89 83 1996 92 94 92 87 67 71 66 79 78 89 86 92 83 1997 92 82 86 76 62 55 63 73 76 84 96 97 79 1998 96 91 93 81 65 57 61 69 77 85 89 85 79 1999 92 93 88 74 58 56 51 62 71 73 85 93 75 2000 93 91 79 *** 62 61 68 67 *** 78 87 *** *** 2001 *** *** *** *** 54 *** 66 71 *** 79 79 94 *** 2002 *** *** 89 84 60 62 57 68 76 81 91 90 *** 2003 89 88 82 78 62 57 56 62 72 *** *** *** *** MEAN 91 89 83 75 57 51 54 61 65 72 82 90 73 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 40 42 31 22 13 10 17 17 19 17 32 52 26 1965 69 45 33 24 16 15 18 29 26 44 52 46 35 1966 48 60 41 30 19 12 14 19 20 32 28 42 30 1967 51 63 31 27 26 13 16 16 23 28 65 58 35 1968 51 53 30 35 21 14 21 22 20 29 52 63 34 1969 72 55 54 46 27 17 16 25 25 38 49 56 40 1970 69 49 39 25 20 15 16 15 19 25 36 53 32 1971 51 48 39 42 23 25 26 29 30 29 60 60 39 1972 70 50 54 43 29 13 14 24 26 32 45 67 39 1973 46 52 30 25 17 21 24 26 27 31 27 49 31 1974 71 60 58 37 19 15 17 20 22 28 35 72 38 1975 69 60 37 31 17 11 16 17 21 24 45 77 35 1976 81 68 70 48 25 13 14 18 24 37 37 57 41 1977 70 47 34 34 18 13 19 25 21 42 48 69 37 1978 70 69 50 31 20 15 20 22 27 34 41 68 39 1979 65 57 35 29 33 31 24 22 25 39 44 66 39 1980 66 70 55 39 26 27 24 23 26 30 49 60 41 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 72 68 *** *** 34 34 38 46 40 48 55 70 *** 1983 59 43 42 33 27 17 20 26 23 23 34 57 34 1984 57 38 41 25 23 21 30 30 27 33 60 57 37 1985 65 49 37 32 26 19 19 23 22 22 45 55 35 1986 50 64 49 45 25 18 23 27 28 33 *** 51 *** 1987 46 43 58 30 27 27 24 29 25 40 *** 59 *** 1988 *** 46 39 34 20 23 26 29 25 29 30 53 *** 1989 58 49 47 33 22 23 30 30 27 27 42 67 38 1990 60 50 34 27 19 15 17 21 31 38 38 41 33 1991 75 57 62 43 36 37 42 45 41 42 41 66 49 1992 60 48 47 32 25 31 30 29 24 25 51 76 40 1993 69 61 48 43 33 32 26 31 32 37 43 52 42 1994 66 45 52 40 34 42 31 34 43 47 60 61 46 1995 68 62 47 48 30 40 44 58 36 30 32 55 46 1996 65 62 52 40 29 41 29 36 34 37 41 60 44 1997 59 32 46 36 23 23 27 32 27 41 63 74 40 1998 70 52 55 31 29 23 27 32 32 33 38 46 39 1999 67 61 50 38 22 24 21 30 30 27 35 58 39 2000 62 48 30 *** 23 28 39 31 *** 31 46 *** *** 2001 *** *** *** *** 21 *** 34 33 *** 31 33 67 *** 2002 *** *** 40 44 24 27 31 30 31 34 47 52 *** 2003 62 44 41 35 31 31 28 32 26 *** *** *** *** MEAN 62 53 44 35 24 23 24 28 27 33 44 59 38 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 47 46 35 27 16 11 17 17 20 20 40 63 30 1965 73 52 37 32 19 18 20 21 26 48 59 49 38 1966 53 67 49 33 22 13 15 17 21 41 34 51 35 1967 57 66 34 29 28 16 16 17 24 33 70 67 38 1968 57 59 37 43 25 16 16 18 19 31 61 76 38 1969 77 68 63 51 29 19 16 21 27 41 55 63 44 1970 77 58 45 30 20 16 15 16 18 24 41 57 35 1971 59 50 40 47 27 25 26 32 31 33 69 67 42 1972 75 60 59 48 31 19 16 23 24 33 54 79 43 1973 56 64 34 25 20 21 23 21 25 36 35 56 35 1974 79 70 63 44 22 14 16 19 21 31 42 81 42 1975 80 65 43 33 19 9 14 10 19 26 52 86 38 1976 88 79 75 57 28 14 13 18 24 40 41 63 45 1977 81 57 44 36 22 16 20 14 17 47 56 82 41 1978 81 78 55 30 18 13 17 14 24 36 48 79 41 1979 75 67 43 29 37 30 22 19 24 43 46 75 43 1980 75 69 59 42 25 24 21 21 22 30 55 63 42 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 85 80 *** *** 47 44 49 69 72 74 84 84 *** 1983 79 63 52 41 34 22 23 34 42 48 63 68 47 1984 64 46 51 30 26 24 30 39 45 59 76 77 47 1985 73 54 44 36 29 21 22 29 39 45 64 68 44 1986 63 71 60 52 34 22 23 32 39 49 *** 77 *** 1987 67 56 69 33 31 30 32 31 43 53 *** 74 *** 1988 *** 56 43 38 22 26 33 35 41 44 52 74 *** 1989 69 55 57 44 29 29 39 41 45 55 64 83 51 1990 71 59 38 35 25 19 19 28 42 57 59 54 42 1991 82 68 66 47 41 38 46 45 53 60 60 83 57 1992 72 58 57 41 32 36 32 39 47 51 68 88 52 1993 80 71 58 56 41 38 31 39 49 62 68 73 56 1994 78 54 59 48 42 44 33 39 53 65 79 81 56 1995 82 67 55 55 37 43 49 64 51 52 50 70 56 1996 78 70 57 50 37 48 44 53 53 65 64 78 58 1997 70 42 59 42 32 30 32 37 52 64 80 90 53 1998 84 71 65 45 32 28 32 42 50 59 69 62 53 1999 81 75 59 47 32 31 24 29 37 48 53 76 49 2000 73 56 36 *** 27 32 46 38 *** 49 68 *** *** 2001 *** *** *** *** 32 *** 36 58 *** 51 52 82 *** 2002 *** *** 52 55 29 34 35 34 45 60 72 67 *** 2003 70 53 53 47 37 39 31 30 38 *** *** *** *** MEAN 73 62 51 41 29 26 27 31 36 46 58 72 46 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 6 0 0 0 0 0 0 0 0 0 0 0 6 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 2 0 0 0 0 0 0 0 0 0 0 2 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 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 *** 1988 *** 0 0 0 0 0 0 0 0 0 0 0 *** 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 2 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 0 0 2000 0 0 0 *** 0 0 0 0 *** 0 0 *** *** 2001 *** *** *** *** 0 *** 0 0 *** 0 0 0 *** 2002 *** *** 0 0 0 0 0 0 0 0 0 0 *** 2003 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 19 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 12 28 28 25 6 0 0 0 99 1965 0 0 0 0 16 24 28 30 15 4 0 0 117 1966 0 0 0 1 16 25 29 30 20 5 0 0 126 1967 0 0 0 0 17 20 31 29 13 3 0 0 113 1968 0 0 0 1 15 24 30 23 10 1 0 0 104 1969 0 0 1 1 14 22 25 26 9 4 0 0 102 1970 0 0 0 2 16 23 31 26 3 2 0 0 103 1971 0 0 1 0 21 20 29 23 7 0 0 0 101 1972 0 0 0 0 5 26 31 28 11 0 0 0 101 1973 0 0 0 1 13 23 25 29 14 0 0 0 105 1974 0 0 0 0 13 22 30 23 17 0 0 0 105 1975 0 0 0 0 14 28 31 31 22 2 0 0 128 1976 0 0 0 1 6 25 31 30 14 2 0 0 109 1977 0 0 0 1 19 29 29 29 17 7 0 0 131 1978 0 0 0 1 16 28 26 26 15 0 0 0 112 1979 0 0 0 6 18 30 31 31 27 4 0 0 147 1980 0 0 0 2 12 25 23 18 7 4 0 0 91 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 0 0 *** *** 18 16 23 8 9 2 0 0 *** 1983 0 0 0 0 17 22 28 21 0 0 0 0 88 1984 0 0 0 1 1 15 29 14 0 0 0 0 60 1985 0 0 0 1 15 18 26 29 3 0 0 0 92 1986 0 0 0 1 9 12 29 30 5 4 *** 0 *** 1987 0 0 0 0 14 20 29 18 0 3 *** 0 *** 1988 *** 0 0 0 5 12 30 26 3 0 0 0 *** 1989 0 0 0 0 7 11 30 25 5 0 0 0 78 1990 0 0 0 0 11 21 25 19 1 0 0 0 77 1991 0 0 0 0 2 18 27 20 2 0 0 0 69 1992 0 0 0 0 1 23 29 27 2 0 0 0 82 1993 0 0 0 0 14 20 29 29 7 0 0 0 99 1994 0 0 0 2 8 17 29 27 17 1 0 0 101 1995 0 0 0 0 15 25 28 21 4 0 0 0 93 1996 0 0 0 0 13 18 31 27 5 0 0 0 94 1997 0 0 0 1 15 22 28 21 1 0 0 0 88 1998 0 0 0 0 10 27 31 29 12 0 0 0 109 1999 0 0 0 1 6 28 31 31 11 0 0 0 108 2000 0 0 0 *** 8 19 31 29 *** 1 0 *** *** 2001 *** *** *** *** 8 *** 30 31 *** 0 0 0 *** 2002 *** *** 0 2 10 22 31 27 1 0 0 0 *** 2003 0 0 0 1 15 28 31 31 8 *** *** *** *** MEAN 0 0 0 1 12 22 29 26 9 1 0 0 100 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 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 *** 1988 *** 0 0 0 0 0 0 0 0 0 0 0 *** 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 *** 0 0 0 0 *** 0 0 *** *** 2001 *** *** *** *** 0 *** 0 0 *** 0 0 0 *** 2002 *** *** 0 0 0 0 0 0 0 0 0 0 *** 2003 0 0 0 0 0 0 0 0 0 *** *** *** *** MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 6 15 29 30 31 31 30 28 6 0 206 1965 0 0 1 12 30 30 31 31 30 23 2 0 190 1966 0 0 0 18 31 30 31 31 30 22 14 0 207 1967 0 0 0 10 29 30 31 31 30 31 8 0 200 1968 0 0 0 13 31 30 31 31 30 27 3 0 196 1969 0 0 4 10 30 30 31 31 30 28 0 0 194 1970 0 0 3 26 31 30 31 31 30 31 9 0 222 1971 0 0 1 8 31 30 31 31 30 29 4 0 195 1972 0 0 0 12 25 30 31 31 30 30 3 0 192 1973 0 0 1 20 31 30 31 31 30 31 4 0 209 1974 0 0 0 15 31 30 31 31 30 31 9 0 208 1975 0 0 1 20 31 30 31 31 30 30 1 0 205 1976 0 0 0 10 29 30 31 31 30 29 6 0 196 1977 0 0 3 15 31 30 31 31 30 18 0 0 189 1978 0 0 3 23 30 30 31 31 30 27 0 0 205 1979 0 0 2 27 28 29 30 31 30 26 8 0 211 1980 0 0 3 23 30 30 31 31 29 26 5 0 208 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 0 0 *** *** 31 30 31 31 30 22 0 0 *** 1983 0 0 0 9 30 30 31 31 30 30 10 0 201 1984 0 0 6 23 29 30 31 31 30 25 1 0 206 1985 0 0 4 22 31 30 31 31 30 29 6 0 214 1986 0 0 1 20 31 30 31 31 30 31 *** 0 *** 1987 0 0 0 19 31 30 31 31 30 20 *** 0 *** 1988 *** 0 1 17 31 30 31 31 30 30 9 0 *** 1989 0 0 2 24 29 30 31 31 30 30 2 0 209 1990 0 0 1 19 31 30 30 31 30 30 9 0 211 1991 0 0 1 18 31 30 31 31 30 26 4 0 202 1992 0 0 0 14 30 30 31 31 29 31 4 0 200 1993 0 0 2 9 29 30 30 31 30 29 0 0 190 1994 0 0 1 26 31 30 31 31 30 27 2 0 209 1995 0 0 2 15 31 30 31 31 30 30 12 0 212 1996 0 0 0 18 31 30 31 31 30 28 5 0 204 1997 0 1 0 16 30 30 29 31 30 23 0 0 190 1998 0 0 0 24 31 30 31 31 30 30 10 0 217 1999 0 0 1 24 31 30 31 31 30 30 3 0 211 2000 0 0 6 *** 31 30 31 31 *** 26 1 *** *** 2001 *** *** *** *** 31 *** 31 31 *** 30 8 0 *** 2002 *** *** 5 12 31 30 31 31 30 30 2 0 *** 2003 0 0 1 23 31 30 31 31 30 *** *** *** *** MEAN 0 0 2 17 30 30 31 31 30 28 5 0 204 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 14 30 31 31 22 0 0 0 128 1965 0 0 0 0 19 30 31 31 22 0 0 0 133 1966 0 0 0 0 13 30 31 31 22 0 0 0 127 1967 0 0 0 0 7 24 31 31 21 0 0 0 114 1968 0 0 0 0 4 27 31 31 26 4 0 0 123 1969 0 0 0 0 11 29 31 30 17 1 0 0 119 1970 0 0 0 0 17 30 31 31 26 3 0 0 138 1971 0 0 0 0 10 23 31 31 18 0 0 0 113 1972 0 0 0 0 4 29 31 31 21 0 0 0 116 1973 0 0 0 0 10 26 31 31 20 0 0 0 118 1974 0 0 0 0 15 30 31 30 18 0 0 0 124 1975 0 0 0 0 13 30 31 31 26 0 0 0 131 1976 0 0 0 0 5 30 31 31 22 0 0 0 119 1977 0 0 0 0 9 29 30 31 28 1 0 0 128 1978 0 0 0 0 16 25 31 31 21 0 0 0 124 1979 0 0 0 0 8 27 30 31 23 1 0 0 120 1980 0 0 0 0 12 30 31 31 16 0 0 0 120 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 0 0 *** *** 9 28 30 29 18 0 0 0 *** 1983 0 0 0 0 5 30 31 26 10 0 0 0 102 1984 0 0 0 0 2 25 31 21 16 0 0 0 95 1985 0 0 0 0 12 30 31 31 25 2 0 0 131 1986 0 0 0 0 7 26 31 31 30 0 *** 0 *** 1987 0 0 0 1 20 28 31 28 18 0 *** 0 *** 1988 *** 0 0 0 15 27 31 30 20 0 0 0 *** 1989 0 0 0 0 14 25 31 31 17 3 0 0 121 1990 0 0 0 0 18 30 30 31 27 1 0 0 137 1991 0 0 0 0 2 27 31 31 17 0 0 0 108 1992 0 0 0 0 4 26 31 31 22 0 0 0 114 1993 0 0 0 0 7 27 30 31 23 0 0 0 118 1994 0 0 0 0 11 27 31 31 20 0 0 0 120 1995 0 0 0 0 10 27 31 31 17 0 0 0 116 1996 0 0 0 0 17 29 31 31 22 3 0 0 133 1997 0 0 0 0 13 28 29 31 25 0 0 0 126 1998 0 0 0 0 13 30 31 31 27 1 0 0 133 1999 0 0 0 0 18 30 31 31 20 5 0 0 135 2000 0 0 0 *** 15 30 31 31 *** 0 0 *** *** 2001 *** *** *** *** 17 *** 31 31 *** 0 0 0 *** 2002 *** *** 0 1 16 29 31 31 25 2 0 0 *** 2003 0 0 0 0 14 28 31 31 23 *** *** *** *** MEAN 0 0 0 0 11 28 31 30 21 1 0 0 122 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 13 24 20 4 0 0 0 61 1965 0 0 0 0 2 12 21 25 1 0 0 0 61 1966 0 0 0 0 0 18 22 20 3 0 0 0 63 1967 0 0 0 0 0 7 12 14 2 0 0 0 35 1968 0 0 0 0 0 5 23 8 3 0 0 0 39 1969 0 0 0 0 0 11 21 19 3 0 0 0 54 1970 0 0 0 0 3 20 19 11 0 0 0 0 53 1971 0 0 0 0 0 4 21 8 2 0 0 0 35 1972 0 0 0 0 0 1 17 10 1 0 0 0 29 1973 0 0 0 0 0 5 13 24 2 0 0 0 44 1974 0 0 0 0 0 12 18 13 0 0 0 0 43 1975 0 0 0 0 1 11 20 14 2 0 0 0 48 1976 0 0 0 0 0 12 15 15 1 0 0 0 43 1977 0 0 0 0 0 11 16 21 1 0 0 0 49 1978 0 0 0 0 0 9 20 12 1 0 0 0 42 1979 0 0 0 0 0 7 23 14 1 0 0 0 45 1980 0 0 0 0 0 15 30 10 4 0 0 0 59 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 0 0 *** *** 0 3 9 1 0 0 0 0 *** 1983 0 0 0 0 0 4 20 9 0 0 0 0 33 1984 0 0 0 0 0 3 8 0 0 0 0 0 11 1985 0 0 0 0 1 10 21 23 1 0 0 0 56 1986 0 0 0 0 0 3 22 19 0 0 *** 0 *** 1987 0 0 0 0 0 3 22 13 0 0 *** 0 *** 1988 *** 0 0 0 0 5 17 5 1 0 0 0 *** 1989 0 0 0 0 0 8 22 9 0 0 0 0 39 1990 0 0 0 0 4 10 10 14 2 0 0 0 40 1991 0 0 0 0 0 7 6 4 0 0 0 0 17 1992 0 0 0 0 0 4 11 2 0 0 0 0 17 1993 0 0 0 0 0 8 19 16 1 0 0 0 44 1994 0 0 0 0 3 11 13 8 0 0 0 0 35 1995 0 0 0 0 0 4 14 14 0 0 0 0 32 1996 0 0 0 0 1 9 27 21 0 0 0 0 58 1997 0 0 0 0 0 10 16 8 0 0 0 0 34 1998 0 0 0 0 2 23 25 22 3 0 0 0 75 1999 0 0 0 0 4 20 24 30 8 0 0 0 86 2000 0 0 0 *** 0 10 24 24 *** 0 0 *** *** 2001 *** *** *** *** 2 *** 25 22 *** 0 0 0 *** 2002 *** *** 0 0 0 10 24 19 2 0 0 0 *** 2003 0 0 0 0 0 14 23 23 2 *** *** *** *** MEAN 0 0 0 0 1 9 19 14 1 0 0 0 44 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 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 21 0 0 0 0 0 0 0 0 0 0 0 21 1 1 1 31 1965 0 0 0 0 0 0 0 0 0 0 0 2 2 12 21 12 23 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 ** ** ** ** 1967 5 3 0 0 0 0 0 0 0 0 0 3 11 12 24 2 4 1968 2 0 0 0 0 0 0 0 0 0 0 0 2 1 19 1 20 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 1 0 0 0 0 0 0 0 0 0 0 1 2 15 2 15 1972 2 0 0 0 0 0 0 0 0 0 0 5 7 12 24 1 21 1973 7 0 0 0 0 0 0 0 0 0 0 0 7 1 2 1 20 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 ** ** ** ** 1975 0 3 0 0 0 0 0 0 0 0 0 0 3 2 12 2 14 1976 0 0 1 0 0 0 0 0 0 0 0 0 1 3 2 3 2 1977 5 0 0 0 0 0 0 0 0 0 0 0 5 1 9 1 15 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 2 2 0 0 0 0 1 0 0 0 0 1 6 12 7 7 12 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1982 0 1 *** *** 0 0 0 0 0 0 0 6 *** 12 2 2 20 1983 2 1 0 0 0 0 0 0 0 0 0 0 3 1 7 2 3 1984 0 0 0 0 0 0 0 0 0 0 0 1 1 12 9 12 9 1985 0 6 2 0 0 0 0 0 0 0 0 2 10 12 6 3 4 1986 5 0 0 0 0 0 0 0 0 0 *** 2 *** 12 5 1 26 1987 0 0 0 0 0 0 0 0 0 0 *** 1 *** 12 31 12 31 1988 *** 0 0 0 0 0 0 0 0 0 2 3 *** 11 16 12 31 1989 11 6 0 0 0 0 0 0 0 0 0 0 17 1 5 2 17 1990 6 0 0 0 0 0 0 0 0 0 0 0 6 1 11 1 26 1991 0 3 0 0 0 0 0 0 0 0 0 0 3 2 10 2 12 1992 12 4 1 0 0 0 0 0 0 0 0 0 17 1 5 3 1 1993 4 3 0 0 0 0 0 0 0 0 0 0 7 1 18 2 18 1994 0 0 0 0 0 0 0 0 0 0 0 6 6 12 7 12 27 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 1 13 0 0 0 0 0 0 0 0 0 0 14 1 31 2 15 1998 5 3 0 0 0 0 0 0 0 0 0 0 8 1 14 2 19 1999 0 0 0 0 0 0 0 0 0 0 1 0 1 11 29 11 29 2000 1 0 0 *** 0 0 0 0 *** 0 0 *** *** 1 18 1 18 2001 *** *** *** *** 0 *** 0 0 *** 0 0 0 *** ** ** ** ** 2002 *** *** 0 0 0 0 0 0 0 0 0 2 *** 12 14 12 15 2003 0 0 0 0 0 0 0 0 0 *** *** *** *** ** ** ** ** MEAN 3 1 0 0 0 0 0 0 0 0 0 1 5 11 16 7 12 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 6.8 14.2 20.4 23.2 30.7 36.7 37.3 35.4 31.0 23.6 18.2 11.5 24.1 1965 11.0 13.7 18.3 21.6 32.2 36.1 36.6 36.6 31.7 25.5 19.0 13.5 24.7 1966 15.3 14.4 17.5 24.1 31.6 37.0 37.0 36.4 32.4 25.3 20.7 14.6 25.5 1967 11.8 10.5 16.4 21.7 30.0 34.1 37.5 35.7 31.6 26.4 17.8 11.4 23.7 1968 11.1 11.7 18.4 22.5 30.1 34.7 37.3 34.3 31.9 26.1 19.5 14.4 24.3 1969 12.2 12.9 19.7 21.7 30.5 35.7 36.3 34.8 31.4 27.2 16.8 14.0 24.4 1970 11.1 15.3 18.6 26.6 32.2 36.7 37.1 35.7 31.2 25.7 20.9 12.3 25.3 1971 12.5 13.4 18.8 21.7 32.0 33.8 36.8 34.2 30.3 24.0 18.2 12.1 24.0 1972 9.4 11.0 16.4 22.7 27.4 35.3 36.8 35.2 31.4 25.9 17.2 9.3 23.2 1973 10.1 15.1 17.5 24.1 30.8 34.2 35.1 36.0 31.3 25.6 16.4 12.9 24.1 1974 10.3 12.0 17.7 22.2 30.9 35.8 36.8 35.3 31.5 25.4 19.5 11.4 24.1 1975 11.0 12.5 17.4 24.3 31.1 36.9 37.6 36.2 33.4 23.9 18.1 11.5 24.5 1976 11.2 11.6 14.9 22.0 29.5 36.7 36.3 35.9 32.0 26.0 19.5 14.9 24.2 1977 8.6 15.8 20.1 23.4 31.7 36.2 36.4 36.1 32.3 24.1 17.8 14.0 24.7 1978 12.5 14.8 19.1 26.0 32.7 35.9 37.9 35.2 32.1 26.7 16.5 15.4 25.4 1979 12.9 15.9 18.3 26.7 30.0 36.3 37.9 36.6 33.7 27.0 20.6 12.7 25.7 1980 10.8 13.0 18.8 25.2 31.3 36.7 39.0 35.4 31.8 26.4 19.8 14.0 25.2 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 11.2 10.4 ****** ****** 30.9 34.2 34.4 32.4 29.5 23.3 14.9 10.2 ****** 1983 9.5 12.5 15.2 22.4 30.1 34.8 36.3 34.1 29.0 22.6 19.3 13.7 23.3 1984 12.2 15.2 18.7 24.7 28.3 33.8 35.6 32.0 29.1 23.1 18.2 11.4 23.5 1985 13.6 12.4 18.1 24.5 31.3 34.5 35.4 35.1 30.4 23.5 18.5 12.1 24.1 1986 11.6 13.5 16.6 23.5 29.8 33.3 36.7 35.5 31.4 26.8 ****** 11.3 ****** 1987 12.3 15.5 16.9 24.0 32.2 34.0 35.8 34.0 30.7 23.7 ****** 12.3 ****** 1988 ****** 13.7 17.3 23.8 31.2 34.1 35.8 34.0 30.6 25.6 17.2 12.5 ****** 1989 8.7 11.8 17.7 24.9 30.5 34.4 35.7 34.0 29.3 24.7 17.6 11.6 23.4 1990 9.6 12.3 17.9 23.4 31.6 36.0 36.0 34.6 30.7 25.1 19.3 14.3 24.2 1991 11.4 12.0 16.8 24.7 28.3 33.4 34.2 33.4 29.9 24.7 19.1 12.7 23.4 1992 8.5 11.1 14.2 21.9 28.2 33.7 34.5 33.6 29.2 23.5 17.8 11.4 22.3 1993 10.2 12.4 16.8 22.8 28.8 34.5 36.5 34.7 30.7 24.5 17.0 14.0 23.6 1994 13.5 14.1 18.3 25.5 30.2 34.4 35.7 34.0 31.2 25.5 18.5 10.4 24.3 1995 12.2 14.2 18.1 22.8 31.2 34.3 35.3 34.4 30.0 24.0 18.1 12.3 23.9 1996 12.8 15.2 17.6 23.3 31.8 34.5 37.1 34.8 30.4 23.6 18.5 15.5 24.6 1997 12.8 11.8 15.5 22.3 31.1 35.4 35.4 33.5 29.8 25.4 17.7 12.8 23.6 1998 9.8 13.5 17.3 25.3 31.0 37.0 37.4 37.0 31.9 24.8 19.6 16.1 25.1 1999 13.5 15.0 17.7 25.1 32.7 36.6 37.5 37.4 31.7 26.8 18.0 13.7 25.5 2000 11.4 13.2 17.8 ****** 31.4 34.5 37.2 36.2 ****** 24.5 17.3 ****** ****** 2001 ****** ****** ****** ****** 31.5 ****** 36.5 35.8 ****** 26.2 17.5 15.5 ****** 2002 ****** ****** 19.5 23.2 31.4 35.4 37.6 34.8 31.4 26.6 18.0 13.6 ****** 2003 12.7 14.8 17.6 24.8 31.4 36.2 36.8 36.2 31.3 ****** ****** ****** ****** MEAN 11.3 13.3 17.7 23.7 30.8 35.2 36.5 35.0 31.1 25.1 18.3 12.9 24.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 -2.6 3.8 6.0 4.5 4.7 4.8 11.8 10.4 8.0 2.1 4.9 4.1 5.2 1965 6.8 4.9 5.1 4.9 7.7 9.7 12.9 16.6 12.7 14.4 11.6 4.6 9.3 1966 6.9 9.1 7.7 8.9 8.9 7.8 10.4 11.9 10.4 10.9 5.7 5.0 8.6 1967 4.2 4.9 2.8 5.7 11.2 7.0 10.6 10.3 11.7 9.7 12.2 6.1 8.0 1968 3.8 4.8 4.6 10.1 10.2 8.5 12.5 10.8 9.3 9.3 12.0 10.1 8.8 1969 8.6 6.9 12.8 11.9 13.0 11.1 9.9 14.1 12.7 14.2 8.7 7.4 10.9 1970 7.3 7.9 7.7 9.4 9.6 9.5 10.3 9.4 8.1 7.0 8.1 5.3 8.3 1971 5.0 4.8 6.9 11.4 12.6 14.0 16.9 16.7 13.4 8.3 12.0 6.3 10.7 1972 5.9 3.9 9.3 12.9 11.5 9.7 10.5 14.5 11.4 10.3 8.0 5.5 9.5 1973 2.3 8.3 3.4 5.9 7.2 11.7 14.1 15.9 11.5 10.0 1.6 4.6 8.0 1974 6.7 6.8 11.4 10.1 8.8 9.2 12.0 12.3 10.0 9.3 6.8 8.1 9.3 1975 7.3 6.7 6.3 9.8 7.1 4.5 10.7 8.0 9.6 5.8 9.1 8.9 7.8 1976 9.2 8.2 11.0 13.2 11.4 9.1 8.8 11.9 12.1 12.6 7.3 8.2 10.2 1977 5.3 7.8 7.3 9.5 9.1 8.9 12.6 11.1 8.6 12.2 10.0 10.7 9.4 1978 9.2 11.2 11.3 9.9 9.2 8.1 12.8 10.6 12.2 11.9 5.7 11.6 10.3 1979 8.6 9.7 5.8 9.8 14.4 16.9 15.2 13.7 13.3 12.3 9.6 8.0 11.5 1980 6.4 8.5 11.6 12.1 11.1 15.2 16.0 13.8 10.8 8.9 10.8 7.8 11.1 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 8.4 7.0 ****** ****** 18.3 20.0 22.5 23.8 21.0 16.6 10.4 7.1 ****** 1983 5.2 4.9 6.3 9.7 13.8 12.3 14.9 17.1 14.1 9.1 9.9 7.8 10.4 1984 5.8 4.7 8.2 8.1 10.1 14.0 18.4 16.9 15.7 12.8 13.0 6.7 11.2 1985 9.3 4.6 7.3 10.9 13.6 12.6 13.7 16.3 14.4 9.4 10.7 6.0 10.7 1986 5.0 8.7 9.1 14.1 12.4 11.9 16.2 19.1 16.5 15.0 ****** 6.0 ****** 1987 5.6 7.3 11.4 9.4 14.8 16.3 17.3 17.3 16.4 13.5 ****** 6.9 ****** 1988 ****** 5.8 6.4 10.9 10.8 15.2 18.6 19.1 15.8 12.9 6.3 6.7 ****** 1989 3.7 3.9 9.6 13.1 11.8 15.8 20.3 19.7 15.8 12.7 9.6 8.1 12.0 1990 4.6 5.1 5.7 8.5 10.0 11.3 12.4 14.9 16.5 15.5 10.3 5.5 10.0 1991 8.5 6.4 11.7 14.5 15.2 19.3 22.5 22.4 19.7 15.3 10.7 9.3 14.6 1992 3.8 4.0 6.3 10.0 12.2 18.3 18.1 18.3 15.3 11.1 11.1 8.9 11.5 1993 6.9 7.6 9.1 13.9 15.1 19.2 18.5 20.4 18.7 15.2 9.5 8.3 13.5 1994 9.3 5.8 10.8 14.6 16.2 20.8 19.0 19.6 21.0 17.6 14.0 6.3 14.6 1995 8.9 9.2 10.0 14.0 16.0 21.3 24.1 27.5 18.6 12.6 7.0 6.6 14.7 1996 8.7 10.3 10.5 13.2 16.6 22.5 22.3 23.4 19.0 14.8 10.3 10.9 15.2 1997 7.5 0.8 7.6 10.3 13.8 16.6 18.3 19.0 17.0 16.4 13.7 10.4 12.6 1998 6.7 7.8 11.3 13.1 15.3 17.7 20.0 22.4 19.6 14.6 11.7 8.3 14.0 1999 9.6 10.4 10.3 13.6 14.5 17.8 16.3 19.8 16.7 13.6 8.2 8.7 13.3 2000 6.7 5.7 4.8 ****** 13.0 17.4 24.1 20.9 ****** 12.6 10.2 ****** ****** 2001 ****** ****** ****** ****** 12.7 ****** 21.4 23.4 ****** 14.3 6.8 11.9 ****** 2002 ****** ****** 10.2 14.1 13.5 18.6 20.5 19.3 18.3 16.3 11.5 7.6 ****** 2003 7.6 6.5 8.3 13.2 15.6 20.2 18.3 19.3 16.0 ****** ****** ****** ****** MEAN 6.5 6.6 8.3 10.8 12.1 13.8 16.0 16.7 14.4 12.1 9.4 7.6 11.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 3.26 5.22 5.99 5.43 5.62 5.58 9.25 8.31 7.15 4.60 5.69 5.39 5.96 1965 6.40 5.63 5.81 5.72 6.82 7.77 9.65 12.55 9.55 10.50 8.82 5.44 7.89 1966 6.47 7.32 6.75 7.30 7.50 6.81 8.22 9.27 8.35 8.47 6.05 5.57 7.34 1967 5.40 5.79 4.80 6.00 8.55 6.41 8.34 8.03 8.80 7.74 9.14 6.10 7.09 1968 5.21 5.48 5.70 7.96 8.02 7.23 9.51 8.71 7.53 7.69 8.93 7.87 7.49 1969 7.19 6.47 9.39 9.10 9.63 8.65 8.48 10.53 9.49 10.45 7.29 6.62 8.61 1970 6.50 6.77 6.73 7.54 7.69 7.55 8.08 7.51 6.96 6.42 6.91 5.72 7.03 1971 5.56 5.54 6.48 8.65 9.31 10.27 12.42 12.48 10.12 7.11 9.09 6.22 8.60 1972 5.95 5.20 7.50 9.45 8.68 7.82 8.16 10.95 8.96 8.18 7.06 5.85 7.81 1973 4.69 7.10 5.10 5.99 6.58 8.94 10.64 11.76 9.03 8.19 4.81 5.47 7.36 1974 6.25 6.40 8.60 7.89 7.28 7.68 8.96 9.36 7.89 7.57 6.38 6.97 7.60 1975 6.54 6.45 6.12 7.85 6.62 5.46 8.55 7.25 8.17 5.98 7.46 7.29 6.98 1976 7.41 6.91 8.57 9.70 8.59 7.39 7.40 9.20 9.15 9.46 6.66 7.01 8.12 1977 5.75 6.69 6.68 7.73 7.44 7.39 9.53 9.52 7.43 9.31 7.94 8.26 7.81 1978 7.45 8.46 8.58 7.91 7.68 7.11 9.86 8.63 9.42 8.98 6.08 8.82 8.25 1979 7.20 7.74 6.28 7.80 10.56 12.83 11.90 10.52 10.24 9.81 7.84 6.89 9.13 1980 6.22 7.17 9.06 9.31 8.58 11.61 12.13 10.35 8.82 7.62 8.56 6.79 8.85 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 7.00 6.43 ****** ****** 13.68 15.68 18.13 20.15 16.53 12.04 8.17 6.49 ****** 1983 5.69 5.59 6.17 7.74 10.16 9.23 10.95 12.90 10.45 7.58 7.85 6.84 8.43 1984 5.84 5.57 7.07 7.02 8.03 10.23 13.72 12.53 11.53 9.67 9.62 6.32 8.93 1985 7.48 5.54 6.93 8.28 9.97 9.36 10.05 11.97 10.59 7.60 8.21 6.13 8.51 1986 5.65 7.12 7.38 10.27 9.24 8.91 11.85 14.35 12.08 11.08 ****** 6.07 ****** 1987 5.89 6.59 8.70 7.66 10.80 12.00 12.74 13.02 12.00 9.96 ****** 6.50 ****** 1988 ****** 5.96 6.25 8.55 8.31 11.06 13.81 14.22 11.55 9.63 6.48 6.43 ****** 1989 5.12 5.33 7.71 9.65 8.90 11.60 15.67 14.84 11.86 9.42 7.77 7.02 9.58 1990 5.55 5.72 5.99 7.13 7.92 8.61 9.36 11.04 12.29 11.32 8.02 5.79 8.23 1991 7.08 6.37 8.86 10.62 11.30 14.78 18.10 17.82 15.00 11.24 8.22 7.58 11.41 1992 5.17 5.25 6.29 7.90 9.14 13.44 13.60 13.88 11.43 8.55 8.63 7.38 9.22 1993 6.42 6.82 7.48 10.20 11.18 14.77 13.99 15.41 14.07 11.06 7.95 7.03 10.53 1994 7.49 5.91 8.33 10.80 12.58 17.98 14.54 14.97 16.47 12.86 10.26 6.25 11.54 1995 7.31 7.40 7.84 10.30 11.86 16.84 19.71 24.65 14.42 9.34 6.79 6.22 11.89 1996 7.20 8.01 8.11 9.77 12.04 18.19 17.52 18.97 14.42 11.09 8.06 8.28 11.80 1997 6.68 4.21 6.80 8.41 10.07 12.27 13.74 14.26 12.60 12.02 10.03 8.04 9.93 1998 6.29 6.81 8.63 9.67 11.16 13.02 15.27 17.88 14.83 10.79 8.78 7.10 10.85 1999 7.64 8.06 8.01 10.01 10.76 13.25 11.85 14.86 12.57 10.01 7.02 7.26 10.11 2000 6.30 5.90 5.59 ****** 9.68 12.96 20.09 16.17 ****** 9.34 7.93 ****** ****** 2001 ****** ****** ****** ****** 9.53 ****** 16.67 19.68 ****** 10.52 6.43 9.00 ****** 2002 ****** ****** 8.06 10.26 9.82 13.95 16.16 14.30 13.59 11.96 8.74 6.88 ****** 2003 6.69 6.22 7.02 9.75 12.03 15.89 14.22 14.48 11.65 ****** ****** ****** ****** MEAN 6.28 6.35 7.17 8.48 9.32 10.80 12.38 13.01 11.00 9.35 7.77 6.78 9.06 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 5.24 8.37 9.59 8.70 9.00 8.94 14.72 13.25 11.41 7.39 9.10 8.63 9.53 1965 10.23 9.02 9.30 9.16 10.89 12.41 15.35 19.85 15.20 16.69 14.06 8.72 12.57 1966 10.34 11.69 10.79 11.66 11.97 10.89 13.11 14.75 13.30 13.50 9.68 8.92 11.72 1967 8.65 9.26 7.70 9.60 13.63 10.27 13.30 12.81 14.02 12.36 14.55 9.76 11.33 1968 8.35 8.77 9.12 12.70 12.79 11.54 15.14 13.87 12.02 12.27 14.23 12.55 11.95 1969 11.48 10.34 14.96 14.49 15.32 13.79 13.50 16.73 15.11 16.61 11.64 10.58 13.71 1970 10.40 10.83 10.76 12.03 12.28 12.06 12.90 11.99 11.13 10.27 11.04 9.16 11.24 1971 8.91 8.87 10.36 13.78 14.82 16.33 19.68 19.76 16.08 11.36 14.48 9.96 13.70 1972 9.52 8.33 11.98 15.05 13.83 12.48 13.02 17.38 14.26 13.05 11.27 9.36 12.46 1973 7.52 11.33 8.17 9.58 10.52 14.24 16.88 18.65 14.37 13.05 7.70 8.76 11.73 1974 9.99 10.23 13.71 12.60 11.63 12.25 14.28 14.89 12.59 12.08 10.21 11.14 12.13 1975 10.45 10.30 9.80 12.53 10.59 8.75 13.62 11.57 13.01 9.57 11.91 11.64 11.15 1976 11.84 11.05 13.65 15.44 13.69 11.81 11.82 14.63 14.58 15.05 10.64 11.19 12.95 1977 9.20 10.70 10.68 12.34 11.89 11.81 15.17 15.11 11.85 14.81 12.67 13.17 12.45 1978 11.89 13.49 13.67 12.62 12.26 11.36 15.67 13.74 14.98 14.31 9.72 14.04 13.15 1979 11.49 12.36 10.04 12.45 16.78 20.30 18.83 16.70 16.27 15.58 12.51 11.01 14.53 1980 9.96 11.46 14.41 14.81 13.68 18.39 19.21 16.44 14.04 12.16 13.63 10.86 14.09 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 11.19 10.29 ****** ****** 21.62 24.65 28.40 31.43 25.98 19.09 13.03 10.38 ****** 1983 9.12 8.96 9.88 12.35 16.16 14.70 17.39 20.40 16.61 12.09 12.53 10.92 13.43 1984 9.34 8.91 11.29 11.22 12.80 16.26 21.69 19.85 18.28 15.37 15.30 10.11 14.20 1985 11.94 8.87 11.07 13.22 15.86 14.91 16.00 18.98 16.83 12.13 13.09 9.80 13.56 1986 9.04 11.37 11.79 16.32 14.71 14.20 18.80 22.66 19.15 17.58 ****** 9.71 ****** 1987 9.43 10.54 13.86 12.22 17.16 19.03 20.17 20.59 19.03 15.84 ****** 10.39 ****** 1988 ****** 9.53 9.99 13.62 13.26 17.57 21.83 22.47 18.33 15.32 10.35 10.29 ****** 1989 8.20 8.54 12.31 15.37 14.19 18.40 24.69 23.42 18.79 15.00 12.40 11.21 15.21 1990 8.89 9.15 9.58 11.39 12.64 13.73 14.89 17.53 19.46 17.96 12.80 9.27 13.11 1991 11.32 10.19 14.11 16.87 17.92 23.31 28.36 27.96 23.65 17.83 13.10 12.10 18.06 1992 8.28 8.41 10.06 12.60 14.55 21.27 21.49 21.92 18.12 13.63 13.75 11.79 14.66 1993 10.27 10.89 11.94 16.22 17.74 23.28 22.11 24.30 22.22 17.56 12.67 11.23 16.70 1994 11.96 9.46 13.28 17.15 19.86 27.97 22.95 23.60 25.89 20.37 16.32 10.00 18.23 1995 11.67 11.82 12.52 16.38 18.81 26.45 30.83 38.23 22.70 14.87 10.84 9.95 18.76 1996 11.50 12.78 12.94 15.54 19.10 28.50 27.53 29.71 22.75 17.59 12.85 13.20 18.67 1997 10.67 6.76 10.87 13.40 16.02 19.44 21.70 22.51 19.95 19.06 15.96 12.83 15.76 1998 10.06 10.88 13.75 15.39 17.72 20.61 24.06 28.06 23.40 17.14 14.00 11.34 17.20 1999 12.20 12.86 12.78 15.92 17.08 20.96 18.80 23.46 19.90 15.91 11.21 11.59 16.06 2000 10.07 9.44 8.95 ****** 15.40 20.51 31.39 25.45 ****** 14.87 12.65 ****** ****** 2001 ****** ****** ****** ****** 15.17 ****** 26.23 30.67 ****** 16.72 10.28 14.34 ****** 2002 ****** ****** 12.85 16.32 15.63 22.05 25.42 22.61 21.49 18.96 13.93 10.99 ****** 2003 10.70 9.95 11.21 15.51 19.04 24.98 22.43 22.86 18.49 ****** ****** ****** ****** MEAN 10.04 10.16 11.45 13.52 14.82 17.12 19.57 20.53 17.44 14.87 12.39 10.83 14.40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 5.38 8.70 16.06 21.28 39.11 57.22 53.96 49.20 37.87 24.79 13.70 5.61 27.74 1965 3.31 7.52 13.03 18.93 41.39 51.64 50.92 46.18 35.44 18.03 9.05 7.87 25.27 1966 8.02 5.30 10.46 20.37 37.78 56.85 54.46 50.52 39.13 20.77 16.57 8.60 27.40 1967 6.01 4.03 12.23 18.14 31.72 47.33 55.37 49.60 36.31 24.06 7.16 4.43 24.70 1968 5.49 5.77 13.32 16.27 31.98 47.62 53.68 44.61 39.67 24.51 9.44 4.33 24.72 1969 3.09 5.20 8.93 13.13 31.16 48.79 52.25 43.54 34.46 21.72 8.44 6.26 23.08 1970 3.20 7.43 11.80 25.37 39.73 54.69 54.19 51.45 38.60 25.66 14.99 5.88 27.75 1971 6.42 7.43 12.43 13.60 35.26 40.22 46.85 37.85 30.58 20.86 7.29 4.99 21.98 1972 2.69 5.44 7.34 14.01 24.69 48.14 53.94 43.47 35.51 22.90 9.55 2.75 22.54 1973 5.54 6.60 13.34 22.45 36.90 43.31 44.07 45.29 35.23 22.18 12.90 6.91 24.56 1974 2.82 4.36 7.29 16.07 35.92 51.06 52.40 46.75 36.95 22.73 14.01 2.91 24.44 1975 3.09 4.91 11.47 19.95 37.80 58.06 55.56 52.82 41.92 22.64 10.12 2.29 26.72 1976 1.74 3.09 4.25 12.41 30.14 54.08 52.78 48.85 36.62 20.85 13.34 6.52 23.72 1977 2.35 8.44 14.31 18.15 37.32 51.84 49.37 48.87 40.08 17.42 8.62 3.50 25.02 1978 3.15 3.97 9.60 23.30 40.61 52.02 54.78 47.20 36.42 22.84 10.26 4.08 25.69 1979 3.90 6.45 12.33 24.64 28.51 43.44 50.98 48.44 39.40 21.99 12.98 4.07 24.76 1980 3.39 4.05 8.70 19.33 35.19 47.67 55.28 45.58 37.07 24.43 10.62 5.71 24.75 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 2.47 2.83 ****** ****** 25.60 33.04 30.11 20.72 18.63 11.06 4.99 2.58 ****** 1983 3.24 6.43 8.70 16.30 28.96 44.66 47.51 36.88 27.44 18.26 11.41 5.71 21.29 1984 5.54 9.37 11.72 21.87 28.09 40.41 39.76 30.81 26.01 16.02 6.47 4.09 20.01 1985 4.25 6.55 11.70 19.64 32.92 44.40 46.27 42.21 31.12 20.26 9.53 5.16 22.84 1986 5.49 4.69 8.19 14.18 29.90 40.91 47.43 39.64 30.97 20.65 ****** 4.51 ****** 1987 5.90 8.31 6.26 20.53 34.02 38.05 43.03 37.61 29.35 15.52 ****** 4.74 ****** 1988 ****** 7.03 11.12 18.44 35.92 40.05 41.20 34.91 29.87 20.62 11.58 5.27 ****** 1989 3.74 6.24 8.97 18.40 32.71 40.34 38.18 34.05 25.95 19.12 9.00 3.14 19.99 1990 3.59 5.93 12.45 19.99 38.29 49.89 48.42 42.42 28.96 16.46 11.45 8.41 23.85 1991 2.53 4.59 6.04 16.41 23.05 31.58 29.23 27.51 22.02 15.34 10.36 3.23 15.99 1992 3.25 5.53 6.99 15.29 26.32 34.24 36.89 33.71 26.66 18.21 7.90 2.19 18.10 1993 2.69 4.24 8.19 12.90 24.33 35.06 43.05 35.36 25.84 15.73 8.09 5.67 18.43 1994 4.12 7.56 8.93 17.90 27.13 31.45 39.39 33.71 22.59 14.17 5.85 3.21 18.00 1995 3.14 5.04 9.42 13.07 29.67 31.39 29.48 20.94 23.65 15.44 12.00 5.01 16.52 1996 3.78 5.11 8.00 14.94 31.13 30.09 39.44 30.44 24.75 14.58 9.81 5.22 18.11 1997 4.81 8.57 7.59 15.37 32.66 41.76 39.86 33.46 26.35 15.90 5.29 2.39 19.50 1998 2.54 5.58 7.16 19.49 30.74 46.79 44.22 38.73 27.91 17.35 10.98 8.25 21.65 1999 3.71 4.97 8.75 18.41 36.88 45.27 49.69 45.15 31.22 22.09 11.01 4.88 23.50 2000 4.00 6.69 13.40 ****** 34.07 38.91 36.12 39.18 ****** 18.26 8.19 ****** ****** 2001 ****** ****** ****** ****** 34.66 ****** 39.19 32.14 ****** 19.96 11.68 3.93 ****** 2002 ****** ****** 11.43 13.91 33.63 39.75 44.01 37.64 28.36 18.73 8.14 5.58 ****** 2003 4.67 7.73 10.25 17.43 30.10 38.99 44.00 41.82 31.11 ****** ****** ****** ****** MEAN 3.97 5.99 10.06 17.83 32.72 43.97 45.83 40.24 31.62 19.53 10.08 4.86 22.22 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 56 55 45 34 24 17 27 27 29 30 47 66 38 1965 78 61 49 40 26 23 29 37 35 54 65 58 46 1966 61 73 58 43 29 20 25 28 31 47 42 56 43 1967 64 73 46 41 36 21 23 25 33 39 73 72 46 1968 64 67 46 51 34 24 27 30 29 41 66 77 46 1969 80 70 67 60 39 27 27 35 36 49 62 68 52 1970 79 64 54 38 27 21 23 23 28 34 47 66 42 1971 65 61 51 57 33 33 34 39 40 41 71 71 50 1972 81 65 67 58 41 25 24 35 34 41 59 79 51 1973 62 67 44 37 26 29 33 35 34 42 42 62 43 1974 81 73 69 52 29 24 27 29 30 40 48 82 49 1975 80 72 53 46 28 17 24 23 28 36 60 86 46 1976 89 81 80 62 37 23 23 29 34 48 49 68 52 1977 82 63 48 47 28 22 28 29 28 54 64 82 48 1978 82 81 65 40 29 23 27 28 34 43 53 80 49 1979 77 71 51 37 42 34 31 30 34 46 53 76 49 1980 77 76 66 49 33 30 28 32 32 37 62 70 49 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 84 81 *** *** 51 48 54 65 66 70 78 83 *** 1983 78 65 61 51 42 30 32 41 47 51 60 71 52 1984 69 54 57 40 37 35 40 45 51 58 75 75 53 1985 77 63 54 48 38 31 32 38 44 48 64 71 51 1986 68 75 66 60 39 32 35 44 46 53 *** 73 *** 1987 69 64 73 45 38 39 38 42 47 58 *** 74 *** 1988 *** 63 56 51 33 37 41 47 47 52 55 72 *** 1989 74 65 64 53 37 37 45 48 51 54 64 82 56 1990 75 68 52 46 31 26 28 36 48 59 61 60 49 1991 84 72 75 57 49 47 55 57 59 61 62 81 63 1992 75 65 64 52 43 43 42 45 49 53 70 86 57 1993 82 76 65 62 48 45 39 47 54 61 66 72 60 1994 78 62 64 56 47 51 41 47 59 65 77 79 61 1995 82 75 64 62 44 51 55 69 56 59 54 71 62 1996 78 76 67 59 44 53 46 56 55 64 64 77 62 1997 74 52 64 51 39 36 41 47 52 63 80 87 57 1998 83 72 71 52 43 36 40 47 53 59 65 64 57 1999 80 76 66 53 37 37 32 40 46 49 58 75 54 2000 76 65 48 *** 37 40 51 45 *** 53 67 *** *** 2001 *** *** *** *** 36 *** 45 54 *** 54 54 81 *** 2002 *** *** 60 61 38 41 41 44 51 58 70 70 *** 2003 74 62 59 53 43 42 38 41 45 *** *** *** *** MEAN 76 68 60 50 37 33 35 40 43 51 61 74 52 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 81 78 72 55 41 30 48 47 48 53 68 86 59 1965 92 87 78 66 44 36 50 60 55 72 86 80 67 1966 81 93 84 66 47 35 47 49 53 68 65 75 64 1967 82 90 73 67 56 35 38 42 52 57 86 90 64 1968 84 89 73 78 56 42 45 49 49 64 85 93 67 1969 94 88 86 83 62 44 51 58 57 69 84 86 72 1970 93 86 78 60 42 34 38 39 47 54 65 89 60 1971 85 85 74 83 50 50 51 57 59 60 87 88 69 1972 96 87 88 84 65 42 43 57 54 58 81 92 71 1973 83 87 70 61 42 46 51 59 50 59 65 82 63 1974 93 89 86 76 46 43 47 47 47 59 67 95 66 1975 94 91 80 76 47 30 43 42 46 57 82 96 65 1976 98 96 95 82 59 40 42 50 55 67 72 84 70 1977 96 86 70 72 44 38 45 52 47 72 88 96 67 1978 98 97 90 60 47 42 43 48 52 59 73 97 67 1979 92 89 78 54 58 42 46 51 55 59 70 88 65 1980 92 90 87 69 50 42 41 51 50 53 84 87 66 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 96 97 *** *** 72 66 75 83 88 88 95 97 *** 1983 96 90 89 81 65 52 53 63 76 80 85 88 77 1984 87 80 80 66 62 59 60 68 81 84 92 93 76 1985 94 87 82 76 61 54 54 61 69 78 85 91 74 1986 92 93 90 83 57 55 59 73 71 75 *** 93 *** 1987 93 93 91 74 57 59 57 66 74 80 *** 90 *** 1988 *** 88 88 80 58 61 64 76 76 82 84 92 *** 1989 96 93 89 83 61 59 67 73 79 82 87 96 80 1990 94 94 84 76 51 45 49 58 73 83 86 85 73 1991 96 92 96 81 70 67 77 81 83 82 87 95 84 1992 94 90 89 83 71 64 64 69 77 83 91 97 81 1993 98 95 91 86 70 63 61 72 81 86 89 91 82 1994 91 86 85 80 67 68 60 67 80 85 93 95 80 1995 98 96 89 85 65 70 73 86 80 88 80 89 83 1996 93 94 92 87 67 71 66 79 78 89 87 93 83 1997 93 82 87 76 62 56 63 73 76 85 97 98 79 1998 96 92 94 82 68 57 61 69 77 85 89 88 80 1999 93 94 88 74 58 56 51 63 72 74 85 94 75 2000 93 92 80 *** 62 61 68 67 *** 78 89 *** *** 2001 *** *** *** *** 56 *** 66 80 *** 79 79 94 *** 2002 *** *** 89 85 60 62 59 68 77 83 91 91 *** 2003 91 90 83 79 63 57 56 63 72 *** *** *** *** MEAN 92 90 84 75 57 51 55 62 65 73 83 91 73 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 39 39 28 21 12 9 13 13 16 15 32 50 24 1965 66 43 30 22 14 14 14 20 22 41 50 43 32 1966 46 59 40 28 17 11 12 14 17 31 28 41 29 1967 50 59 29 24 23 13 14 14 21 26 63 58 33 1968 49 51 28 33 20 13 14 16 16 25 51 63 32 1969 70 54 52 44 24 15 13 18 22 34 48 54 37 1970 67 49 38 24 19 14 13 13 16 22 34 50 30 1971 49 44 36 40 22 23 24 26 25 27 57 57 36 1972 67 48 52 40 27 13 13 19 21 28 41 66 36 1973 45 51 28 22 16 18 19 20 22 28 26 48 29 1974 69 59 56 36 18 13 14 17 19 26 34 71 36 1975 67 58 35 28 15 8 13 10 16 22 43 74 32 1976 79 68 66 46 23 13 12 15 21 33 32 56 39 1977 68 46 32 30 17 12 16 12 16 38 48 68 34 1978 68 68 47 26 15 12 15 14 22 30 38 64 35 1979 65 56 32 27 30 27 20 16 20 35 40 62 36 1980 63 64 52 35 22 22 20 19 20 25 47 55 37 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 71 68 *** *** 34 30 35 43 39 48 55 68 *** 1983 58 42 40 32 26 16 18 24 23 22 34 55 33 1984 54 36 39 24 22 20 26 27 26 32 57 56 35 1985 63 45 35 31 24 18 18 21 22 22 44 53 33 1986 49 61 48 42 24 17 19 25 27 33 *** 49 *** 1987 46 41 57 27 25 24 23 26 25 38 *** 57 *** 1988 *** 45 37 31 19 23 25 27 24 28 30 53 *** 1989 56 46 45 33 22 22 28 28 26 27 42 66 37 1990 59 48 32 26 16 14 16 20 30 38 37 40 31 1991 73 57 60 42 34 33 36 37 39 40 40 66 46 1992 60 47 46 31 25 30 27 27 24 24 51 75 39 1993 68 59 47 43 30 30 24 31 32 36 42 51 41 1994 64 45 50 39 33 40 29 32 43 47 60 60 45 1995 67 59 46 46 30 37 43 58 36 30 32 54 45 1996 63 60 51 40 28 40 29 35 34 36 41 60 43 1997 57 32 46 34 23 22 25 29 27 41 62 74 39 1998 69 52 53 31 28 22 26 30 31 33 38 44 38 1999 67 61 49 37 22 23 20 26 29 27 35 57 38 2000 60 47 28 *** 22 26 36 29 *** 31 46 *** *** 2001 *** *** *** *** 21 *** 31 32 *** 30 32 66 *** 2002 *** *** 39 43 23 27 28 28 30 33 47 52 *** 2003 61 42 40 34 29 31 27 27 25 *** *** *** *** MEAN 61 52 42 33 23 21 22 24 25 31 43 58 36 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 5 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1964 0 1 1 0 0 0 0 0 0 0 1 3 6 1965 5 1 2 1 0 0 0 0 0 2 2 0 13 1966 2 4 2 0 0 0 0 0 0 2 0 0 10 1967 1 5 0 0 2 0 0 0 0 1 6 1 16 1968 1 1 0 3 0 0 0 0 0 1 3 4 13 1969 9 2 3 4 2 0 0 0 0 1 1 1 23 1970 6 1 2 0 0 0 0 0 0 0 0 3 12 1971 1 1 3 4 0 0 0 0 0 0 3 1 13 1972 4 2 5 2 0 0 0 0 0 0 3 3 19 1973 1 3 0 1 0 0 0 0 0 0 0 2 7 1974 8 6 2 1 0 0 0 0 0 0 0 6 23 1975 4 2 0 2 0 0 0 0 0 0 1 6 15 1976 5 4 4 2 0 0 0 0 0 1 0 3 19 1977 3 0 4 0 1 0 0 0 0 2 2 3 15 1978 1 2 2 0 1 0 0 0 0 0 1 3 10 1979 3 1 1 0 3 0 0 0 0 2 1 6 17 1980 2 7 2 0 0 0 0 0 0 0 3 3 17 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 5 4 *** *** 0 0 0 0 0 0 4 4 *** 1983 3 1 3 0 0 0 0 0 0 0 0 1 8 1984 2 0 4 1 1 0 0 0 0 0 5 2 15 1985 2 1 0 0 0 0 0 0 0 0 1 2 6 1986 2 4 3 2 1 0 0 0 0 0 *** 2 *** 1987 0 0 4 0 0 0 0 0 0 1 *** 5 *** 1988 *** 4 5 2 0 0 0 0 0 0 0 4 *** 1989 2 3 2 1 0 0 0 0 0 0 0 7 15 1990 3 3 1 1 0 0 0 0 0 1 1 0 10 1991 5 6 3 0 0 0 0 0 0 2 1 7 24 1992 4 1 4 0 0 0 0 0 0 0 1 8 18 1993 4 4 1 3 0 0 0 0 0 0 1 1 14 1994 4 0 2 1 1 0 0 0 0 0 6 1 15 1995 1 3 0 1 0 0 0 0 0 0 0 1 6 1996 5 5 4 3 0 0 0 0 0 0 0 2 19 1997 3 0 4 1 0 0 0 0 0 3 5 4 20 1998 3 2 4 0 0 0 0 0 0 0 0 0 9 1999 7 5 2 0 0 0 0 0 0 0 0 3 17 2000 4 2 0 *** 0 0 0 0 *** 0 0 *** *** 2001 *** *** *** *** 0 *** 0 0 *** 0 0 7 *** 2002 *** *** 2 1 0 0 0 0 0 0 0 1 *** 2003 3 2 2 0 0 0 0 0 0 *** *** *** *** MEAN 3 3 2 1 0 0 0 0 0 1 1 3 14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. HIGHEST AND LOWEST LIMITS FOR 40 YEARS DURING 1964-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 17.4 17.4 25.8 30.2 34.4 35.0 37.2 33.2 32.4 27.0 22.2 20.4 1 YEAR - DAY 1994- 3 1978-26 1977-10 1980-12 1999-29 1966-11 2002-29 1982-21 1974- 7 1997- 7 1999- 8 2002- 9 LOW. DRY 03 -7.4 -5.2 -1.0 4.4 9.8 14.8 18.0 15.4 9.8 5.8 -0.4 -1.4 2 YEAR - DAY 1964-20 1967- 3 1985- 3 1988- 2 1964- 2 1967- 6 1992-13 2000-31 1992-19 1984-22 1988-16 1965-21 HIG. WET 03 15.8 17.0 18.6 21.6 24.2 25.2 31.2 28.4 27.2 23.2 20.0 19.4 3 YEAR - DAY 1993- 8 1978-26 1998-18 2003-27 1982-18 2003-18 1982-20 1998-29 1993- 3 1977-18 1980- 7 2002- 9 LOW. WET 03 -7.6 -6.2 -1.0 2.8 7.0 8.8 11.2 12.0 9.4 5.0 -0.8 -1.8 4 YEAR - DAY 1964-20 1967- 3 1985- 3 1965- 6 1964- 2 1967- 6 2002-16 1980-22 1980-23 1984-21 1973-28 1965-21 HIG. DRY 09 25.6 28.8 32.6 40.2 47.0 47.4 50.8 47.4 46.4 40.6 33.2 26.6 5 YEAR - DAY 1966- 7 1997-21 1984-10 1987-30 1999-29 1998-22 1967-15 1999-27 1999- 3 1996- 2 1974- 1 1977- 4 LOW. DRY 09 1.4 6.2 8.4 15.2 19.8 31.6 35.0 4.0 24.9 18.4 12.2 6.2 6 YEAR - DAY 1964-19 1992-11 1976- 1 1971- 1 1967- 6 1967- 6 1982- 7 1987- 1 1992-18 1965-29 1964-28 1971-30 HIG. WET 09 17.6 19.8 23.9 30.0 36.0 38.6 38.0 37.2 35.6 28.4 24.0 21.0 7 YEAR - DAY 1966-31 1998- 7 1980-28 1986-18 1994-31 1994- 2 1992-21 1982-18 1995- 1 2001-30 1976- 9 1978- 6 LOW. WET 09 -1.0 1.8 5.8 8.0 14.2 17.0 17.8 2.6 17.0 12.4 7.0 4.4 8 YEAR - DAY 1964-19 1967- 3 1985- 2 1997-11 1964- 2 1967- 7 1979-28 1987- 1 1992-19 1984-20 1964-29 1988-29 HIG. DRY 15 22.0 26.4 32.0 36.0 43.0 48.0 48.8 47.2 42.2 39.2 29.0 22.2 9 YEAR - DAY 1966- 5 1997-21 1984-10 1978-23 1965-21 1978- 8 1976-31 1976- 5 1979-12 1985- 1 1980-14 2002- 9 LOW. DRY 15 -0.2 4.8 6.8 13.4 17.8 30.2 26.4 31.8 20.2 14.8 9.0 3.8 10 YEAR - DAY 1964-19 1985- 6 1976- 1 1965- 9 1979- 7 1978- 1 1965-15 1984-27 1992-19 1984-20 1992-26 1988-29 HIG. WET 15 18.6 19.0 23.9 26.0 37.0 38.8 38.8 40.2 35.0 31.0 22.8 20.0 11 YEAR - DAY 1966-31 1999-28 1980-31 1994-28 1994-31 1994-19 2002-21 2001-22 1996- 1 1996- 3 1988- 8 1978- 7 LOW. WET 15 -0.2 0.4 5.0 7.6 11.0 16.0 18.0 17.0 15.6 11.6 5.0 2.8 12 YEAR - DAY 1964-19 1967- 2 1997- 8 1997-11 1984- 1 1967- 5 1994-31 1976-31 1992-19 1971- 9 1964-29 1972-26 HIG. MIN. 16.5 15.2 22.0 25.0 29.4 31.0 33.3 31.2 28.5 25.6 20.0 19.0 13 YEAR - DAY 1994- 4 1972-18 1971-12 1979-14 1979-31 1967-26 1980-22 1977- 9 1968- 5 1980- 2 1965- 8 2002-10 LOW. MIN. -8.0 -6.0 -1.2 3.6 8.6 11.5 0.0 15.0 9.2 5.6 -0.4 -2.5 14 YEAR - DAY 1964-20 1967- 3 1976- 2 1988- 2 1964- 2 1967- 6 1980-12 2000-31 1992-19 1984-21 1988-16 1967-25 HIG. MAX. 27.6 30.0 35.2 41.0 48.0 49.3 53.0 50.2 48.0 41.8 34.5 29.0 15 YEAR - DAY 1966- 7 1997-21 1984-10 1987-30 1999-31 1974-22 1967-15 1976- 5 1999- 3 1985- 1 1974- 1 1998-16 LOW. MAX. 2.3 8.0 9.5 17.5 23.0 34.3 39.6 36.4 29.0 20.1 13.0 7.0 16 YEAR - DAY 1964-19 1992-11 1976- 1 1971- 1 1967- 6 1978- 2 1977-28 1984-19 1992-19 1984-20 1978-27 1971-20 HIG. PPTN 149.2 63.2 63.0 49.1 22.3 2.5 0.0 3.3 0.0 75.0 48.0 76.0 17 YEAR - DAY 1969-23 1980-11 1986- 7 1993-26 1979- 8 1965- 9 999-** 1979-29 999-** 1997-20 1969- 2 1989- 2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 40 YEARS DURING 1964-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 18.8 19.4 20.8 23.0 22.6 23.2 24.2 23.2 23.6 24.2 23.2 21.0 18 YEAR - DAY 1987-18 1990-27 1990-10 1987-29 1970-26 1986-23 1967-15 1987- 1 1990- 5 1992- 4 1973-12 1987- 2 DRY 15 - DRY 09 10.2 7.8 12.6 15.6 13.2 8.2 19.8 35.0 11.4 13.6 15.2 11.0 19 YEAR - DAY 1986-24 1972-22 2003-25 1989-25 1988-24 1998-17 1965-15 1987- 1 1988-27 1967- 6 2002- 9 1987- 1 DRY 15 - DRY 03 14.8 16.6 17.8 20.0 20.8 22.4 23.0 23.2 24.6 21.6 15.2 14.6 20 YEAR - DAY 1986-25 1997-21 1988-25 1987-29 1970-26 1970- 2 1971-11 1970-20 1980-23 1985- 1 1973-10 1998-23 WET 09 - WET 03 13.2 12.4 15.0 17.0 18.4 20.2 17.4 20.6 17.0 18.8 14.4 13.4 21 YEAR - DAY 1989-29 1987-14 1994-19 1986-18 1994-28 1994-21 1992-21 1987- 1 1980- 8 1983- 9 1993- 8 1988-13 WET 15 - WET 09 7.0 8.0 10.0 10.0 11.4 14.6 12.0 25.8 11.6 12.2 10.6 7.6 22 YEAR - DAY 1980- 6 2003-25 1980-18 1986-18 1990- 7 1982-17 1992-21 1987- 1 1990-22 1983- 9 1976- 9 1978-18 WET 15 - WET 03 12.0 10.8 15.4 11.4 15.4 20.4 16.4 21.2 15.8 15.2 12.6 11.6 23 YEAR - DAY 1987-20 1982-28 1994-19 1987-29 2003-19 1994-21 1991-17 2001-22 1991- 5 1996- 3 1995-22 1978-18 DAY BY DAY DRY 03 10.4 12.4 18.4 11.6 12.4 10.0 12.2 10.8 12.6 14.6 14.8 14.0 24 YEAR - DAY 1987-24 1985-23 1977-11 1978- 7 1990-13 1990-29 2002-29 1982-22 1978-21 1984-20 2001-19 1975-24 DAY BY DAY WET 03 10.4 11.0 11.8 8.0 10.6 7.4 10.2 12.0 10.6 13.0 14.8 13.8 25 YEAR - DAY 1994- 6 2003-26 1998-19 1978-23 2003-20 1972-23 2002-16 1988-31 1977-30 1984-20 1995-12 1975-24 DAY BY DAY DRY 09 14.6 10.6 15.8 14.0 17.4 7.4 9.6 36.8 12.3 15.6 10.6 11.4 26 YEAR - DAY 1964-19 1992-11 2003-26 1969-30 1990-12 1967-27 1971-13 1987- 2 1992-18 1991- 1 2002-25 1998- 1 DAY BY DAY WET 09 11.0 9.8 8.4 10.0 9.8 12.0 11.4 26.2 9.6 11.0 11.4 8.4 27 YEAR - DAY 1964-19 1992-11 2003-26 1986-19 2003-26 1993-18 2002-17 1987- 2 1995- 5 1983- 9 1988-14 2002-22 DAY BY DAY DRY 15 16.0 10.0 10.4 15.0 14.8 9.2 20.4 8.2 11.0 12.0 9.8 7.6 28 YEAR - DAY 1964-19 1971-13 1979-27 1980- 9 1990-12 1965- 9 1965-16 1966-20 1992-20 1991- 1 1988-14 1979-30 DAY BY DAY WET 15 10.2 10.0 8.4 10.4 8.6 14.8 12.6 16.8 12.6 13.2 11.4 9.4 29 YEAR - DAY 1964-19 1973- 6 2000-27 1980- 9 1991-10 1994-22 1991-30 2001-22 1990-22 1996- 4 1988-14 1970-13 DAY BY DAY MIN. 10.5 10.3 12.0 10.8 9.5 10.0 27.0 9.1 9.5 11.2 13.5 11.1 30 YEAR - DAY 1967-22 1971-14 1994-11 1987-20 1970-10 1967- 6 1980-13 1974-31 1974-24 1972-31 1995-12 1980- 7 DAY BY DAY MAX. 15.4 9.5 13.0 12.5 12.0 7.5 5.8 6.0 12.8 13.8 10.5 11.7 31 YEAR - DAY 1964-19 2000-13 2003-26 1969-30 1976-10 1978-22 1964-17 1984-20 1992-20 1991- 1 1978-27 1971-20 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 6.1 13.6 19.5 22.1 28.9 34.3 35.3 33.8 29.9 22.5 17.7 11.4 22.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.3 7.0 11.8 14.5 19.1 23.8 24.5 22.5 18.3 11.1 9.3 4.9 13.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.6 20.3 27.2 29.6 38.7 44.8 46.2 45.1 41.5 33.8 26.2 17.9 32.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.9 13.3 15.4 15.1 19.6 21.0 21.7 22.6 23.2 22.7 16.9 13.0 18.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.03 5.06 6.40 5.94 6.33 6.30 10.23 8.64 6.75 4.74 5.41 4.97 6.15 MEAN OF MIXING RATIO AT 09 GMT. 3.45 5.36 5.73 4.91 5.18 5.16 9.17 8.51 7.96 4.78 5.82 5.52 5.96 MEAN OF MIXING RATIO AT 15 GMT. 3.29 5.25 5.83 5.44 5.35 5.27 8.37 7.77 6.73 4.29 5.82 5.68 5.76 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 1.5 6.5 9.5 8.6 19.0 20.2 19.0 14.5 8.0 0.3 0.5 -8.0 DAY 20 9 4 12 2 20 3 26 27 28 28 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.7 25.5 33.0 34.0 44.4 46.5 50.3 48.0 45.2 39.5 30.5 22.5 50.3 DAY 18 25 25 4 31 4 17 11 8 2 7 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.8 8.0 15.5 1.5 0.0 0.0 0.0 0.0 0.0 0.0 18.0 17.6 18.0 DAY 19 3 16 17 ** ** ** ** ** ** 25 12 MONTHLY TOTAL PRECIPITATION IN MM. 2.8 17.8 17.5 1.5 0.0 0.0 0.0 0.0 0.0 0.0 21.9 41.5 103.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 37.0 1.5 0.0 61.6 NO. OF DAYS WITH PRECIPITATION. 1 4 3 1 0 0 0 0 0 0 3 5 17 NO. OF DAYS PRECIPITATION EQUAL 1 4 2 1 0 0 0 0 0 0 3 5 16 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 0 0 0 0 0 0 1 2 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 77 70 54 41 30 47 47 47 53 67 84 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 40 42 31 22 13 10 17 17 19 17 32 52 26 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 47 46 35 27 16 11 17 17 20 20 40 63 30 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 6 0 0 0 0 0 0 0 0 0 0 0 6 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 12 28 28 25 6 0 0 0 99 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 6 15 29 30 31 31 30 28 6 0 206 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 30 31 31 22 0 0 0 128 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 13 24 20 4 0 0 0 61 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 21 0 0 0 0 0 0 0 0 0 0 0 21 DATE OF START AND END FREEZING START = 1 JAN. END = 31 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 10.6 13.0 17.5 20.3 29.8 33.6 34.7 35.0 31.0 25.5 19.2 13.3 23.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.7 5.9 9.9 12.0 19.8 22.9 23.5 24.1 20.5 18.1 12.7 5.5 15.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.5 20.1 25.1 28.6 39.8 44.3 45.9 45.9 41.6 32.9 25.7 21.1 32.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 14.2 15.2 16.6 20.0 21.4 22.4 21.8 21.1 14.8 13.0 15.6 17.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.72 5.40 6.23 6.15 7.28 7.40 9.96 12.74 8.50 9.57 8.30 4.81 7.67 MEAN OF MIXING RATIO AT 09 GMT. 6.78 5.71 5.59 5.05 6.28 7.66 9.65 14.22 10.71 11.45 9.57 6.28 8.24 MEAN OF MIXING RATIO AT 15 GMT. 6.69 5.78 5.61 5.96 6.89 8.27 9.34 10.68 9.41 10.48 8.60 5.23 7.75 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.5 2.0 1.5 4.5 12.0 18.0 20.5 20.5 14.0 12.5 7.0 -1.5 -1.5 DAY 11 24 16 6 4 16 2 1 23 26 24 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.5 25.5 30.5 36.5 45.5 47.5 50.2 47.5 45.3 39.5 32.2 28.0 50.2 DAY 24 27 10 28 21 22 16 18 6 5 5 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.0 9.0 7.8 7.0 0.0 2.5 0.0 0.0 0.0 11.0 20.5 1.7 20.5 DAY 9 5 2 9 ** 9 ** ** ** 29 8 28 MONTHLY TOTAL PRECIPITATION IN MM. 95.9 11.0 17.8 10.7 0.0 2.5 0.0 0.0 0.0 23.6 36.7 1.9 200.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 62.3 6.6 0.0 31.1 NO. OF DAYS WITH PRECIPITATION. 7 2 4 4 0 1 0 0 0 7 6 3 34 NO. OF DAYS PRECIPITATION EQUAL 6 2 4 3 0 1 0 0 0 3 3 1 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 0 0 0 0 0 0 0 0 1 2 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 86 77 64 44 36 49 60 53 71 85 79 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 45 33 24 16 15 18 29 26 44 52 46 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 52 37 32 19 18 20 21 26 48 59 49 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 16 24 28 30 15 4 0 0 117 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 12 30 30 31 31 30 23 2 0 190 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 19 30 31 31 22 0 0 0 133 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 12 21 25 1 0 0 0 61 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 2 2 DATE OF START AND END FREEZING START = 21 DEC. END = 23 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 15.1 14.1 17.1 23.2 30.0 34.5 35.1 35.1 31.4 24.9 20.1 14.4 24.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 7.9 8.4 10.0 15.3 21.0 23.6 24.6 24.7 21.3 17.0 11.3 7.2 16.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 22.3 19.8 24.1 31.2 39.0 45.5 45.5 45.6 41.5 32.8 28.9 21.7 33.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.4 11.4 14.1 15.9 18.0 21.9 20.9 20.9 20.2 15.8 17.6 14.5 17.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.79 6.67 6.71 7.53 7.88 7.34 9.75 9.93 8.76 8.40 5.80 5.01 7.46 MEAN OF MIXING RATIO AT 09 GMT. 7.04 7.67 6.71 7.24 7.18 6.39 7.40 9.60 8.78 8.32 6.30 5.94 7.38 MEAN OF MIXING RATIO AT 15 GMT. 6.58 7.61 6.83 7.13 7.44 6.71 7.51 8.29 7.51 8.69 6.05 5.76 7.18 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.5 4.5 5.2 8.2 11.7 18.0 18.8 20.8 15.8 12.5 4.4 2.5 1.5 DAY 14 7 24 1 8 17 8 30 19 30 28 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 27.6 24.5 29.8 37.2 44.5 49.0 49.3 49.0 46.0 38.2 32.5 26.0 49.3 DAY 7 26 19 28 21 8 13 1 3 2 3 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.6 37.5 14.0 1.1 0.7 0.0 0.0 0.0 0.0 10.2 0.5 2.8 37.5 DAY 31 2 1 3 6 ** ** ** ** 25 16 26 MONTHLY TOTAL PRECIPITATION IN MM. 17.8 65.3 26.8 3.2 1.0 0.0 0.0 0.0 0.0 17.9 0.5 6.1 138.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 79.3 3.0 0.0 17.7 NO. OF DAYS WITH PRECIPITATION. 8 8 9 6 2 0 0 0 0 4 1 6 44 NO. OF DAYS PRECIPITATION EQUAL 4 5 5 1 0 0 0 0 0 3 0 2 20 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 0 0 0 0 0 0 1 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 93 84 66 46 35 47 49 53 68 65 74 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 60 41 30 19 12 14 19 20 32 28 42 30 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 53 67 49 33 22 13 15 17 21 41 34 51 35 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 16 25 29 30 20 5 0 0 126 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 18 31 30 31 31 30 22 14 0 207 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 13 30 31 31 22 0 0 0 127 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 18 22 20 3 0 0 0 63 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.5 10.4 15.5 20.8 28.8 32.0 35.6 34.3 30.5 25.9 17.8 11.3 22.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.8 5.0 7.7 12.6 20.6 21.9 26.0 24.3 20.2 17.5 12.6 4.9 14.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.3 15.8 23.3 28.9 37.0 42.1 45.2 44.4 40.8 34.3 23.0 17.7 30.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.5 10.8 15.6 16.3 16.4 20.2 19.2 20.1 20.6 16.8 10.4 12.8 16.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.83 5.37 4.92 6.59 9.09 6.47 8.63 8.21 8.08 7.23 8.24 5.33 6.92 MEAN OF MIXING RATIO AT 09 GMT. 5.77 6.09 4.74 5.82 8.05 6.00 8.02 7.79 9.54 8.18 9.76 6.59 7.20 MEAN OF MIXING RATIO AT 15 GMT. 5.61 5.90 4.73 5.59 8.52 6.78 8.38 8.08 8.77 7.81 9.41 6.38 7.16 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.5 -6.0 2.0 5.5 14.0 11.5 23.0 20.5 16.0 14.5 2.0 -2.5 -6.0 DAY 24 3 1 3 1 6 2 18 25 10 29 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.5 22.0 28.8 34.5 43.0 46.8 53.0 47.5 45.2 38.0 32.5 20.5 53.0 DAY 14 10 17 19 24 26 15 16 5 1 1 13 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.8 25.0 2.1 3.3 10.8 0.0 0.0 0.0 0.0 5.5 27.9 5.4 27.9 DAY 3 11 7 24 7 ** ** ** ** 6 24 6 MONTHLY TOTAL PRECIPITATION IN MM. 13.3 48.2 4.3 6.3 23.0 0.0 0.0 0.0 0.0 6.2 79.2 6.8 187.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.1 15.6 0.0 49.2 NO. OF DAYS WITH PRECIPITATION. 7 12 4 2 7 0 0 0 0 2 14 2 50 NO. OF DAYS PRECIPITATION EQUAL 3 6 2 2 3 0 0 0 0 1 7 2 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 0 1 0 0 0 0 0 3 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 90 72 66 55 35 38 42 52 56 86 90 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 63 31 27 26 13 16 16 23 28 65 58 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 66 34 29 28 16 16 17 24 33 70 67 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 2 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 17 20 31 29 13 3 0 0 113 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 10 29 30 31 31 30 31 8 0 200 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 24 31 31 21 0 0 0 114 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 12 14 2 0 0 0 35 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 5 3 0 0 0 0 0 0 0 0 0 3 11 DATE OF START AND END FREEZING START = 24 DEC. END = 4 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.0 11.4 17.7 21.8 28.8 32.3 35.2 33.0 30.6 25.6 19.5 14.4 23.4 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.1 5.4 10.4 14.5 20.7 22.2 24.3 21.9 19.7 15.9 13.2 8.8 15.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.8 17.5 25.0 29.2 36.8 42.5 46.1 44.1 41.5 35.2 25.8 19.9 31.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.7 12.1 14.6 14.7 16.1 20.3 21.8 22.2 21.8 19.3 12.6 11.1 16.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.88 5.19 6.08 8.38 9.47 8.06 9.43 8.44 7.29 7.42 8.28 6.99 7.49 MEAN OF MIXING RATIO AT 09 GMT. 5.46 5.57 5.27 7.35 7.14 6.61 10.86 10.06 8.30 8.48 9.47 8.35 7.74 MEAN OF MIXING RATIO AT 15 GMT. 5.31 5.66 5.76 8.16 7.44 7.00 8.25 7.63 6.99 7.16 9.04 8.27 7.22 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.8 0.4 4.0 10.2 16.0 17.5 20.5 15.6 15.5 11.5 8.5 3.2 -0.8 DAY 19 5 25 3 2 21 1 4 28 30 11 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 24.0 29.0 35.0 42.0 47.2 48.5 46.0 47.2 41.0 30.5 24.0 48.5 DAY 14 29 16 16 20 27 22 1 4 3 7 25 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.5 18.2 4.0 11.4 2.0 0.0 0.0 0.0 0.0 5.0 17.5 21.0 21.0 DAY 15 8 29 23 14 ** ** ** ** 26 16 5 MONTHLY TOTAL PRECIPITATION IN MM. 12.9 26.1 6.2 37.2 3.3 0.0 0.0 0.0 0.0 6.5 48.1 57.5 197.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.9 20.5 0.0 56.7 NO. OF DAYS WITH PRECIPITATION. 4 5 4 9 3 0 0 0 0 2 7 8 42 NO. OF DAYS PRECIPITATION EQUAL 2 4 3 7 1 0 0 0 0 2 6 6 31 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 0 2 0 0 0 0 0 0 2 2 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 84 88 72 76 56 42 45 49 49 63 84 93 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 53 30 35 21 14 21 22 20 29 52 63 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 59 37 43 25 16 16 18 19 31 61 76 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 15 24 30 23 10 1 0 0 104 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 13 31 30 31 31 30 27 3 0 196 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 27 31 31 26 4 0 0 123 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 23 8 3 0 0 0 39 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 2 0 0 0 0 0 0 0 0 0 0 0 2 DATE OF START AND END FREEZING START = 19 JAN. END = 20 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.9 12.6 19.6 21.0 29.0 33.4 34.3 33.6 30.4 26.7 16.6 13.9 23.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.9 6.4 13.3 14.5 20.1 22.7 22.9 22.5 19.9 18.0 9.2 7.1 15.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.9 18.9 25.8 27.5 37.9 44.1 45.8 44.6 40.8 35.4 24.0 20.6 31.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.0 12.5 12.5 13.0 17.8 21.4 22.9 22.1 20.9 17.4 14.8 13.5 16.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.44 5.67 8.51 9.08 10.13 8.85 9.78 10.50 8.93 9.74 6.61 5.86 8.34 MEAN OF MIXING RATIO AT 09 GMT. 7.75 6.69 9.52 8.87 9.21 8.48 8.09 11.60 10.44 11.70 7.92 7.23 8.96 MEAN OF MIXING RATIO AT 15 GMT. 7.37 7.06 10.15 9.34 9.54 8.62 7.56 9.49 9.11 9.91 7.35 6.77 8.52 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.2 1.5 8.0 8.0 15.5 18.5 19.0 19.0 16.0 13.0 4.5 2.5 0.2 DAY 31 1 24 14 7 2 9 16 21 31 21 9 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.0 25.5 31.0 37.0 42.8 47.5 49.3 47.5 45.5 40.7 27.5 25.3 49.3 DAY 22 28 7 29 18 29 26 17 8 1 1 20 24 HOUR MAXIMUM PRECIPITATION IN MM. 149.2 17.8 14.5 25.6 18.2 0.0 0.0 0.0 0.0 14.3 48.0 14.8 149.2 DAY 23 20 23 17 7 ** ** ** ** 30 2 24 MONTHLY TOTAL PRECIPITATION IN MM. 289.0 28.5 43.1 72.3 25.2 0.0 0.0 0.0 0.0 16.5 53.5 30.9 559.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 64.5 17.4 0.0 18.1 NO. OF DAYS WITH PRECIPITATION. 11 6 11 9 2 0 0 0 0 2 4 7 52 NO. OF DAYS PRECIPITATION EQUAL 9 3 7 9 2 0 0 0 0 2 3 6 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 7 1 2 2 1 0 0 0 0 1 1 1 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 86 84 81 62 44 51 58 57 69 84 85 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 55 54 46 27 17 16 25 25 38 49 56 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 68 63 51 29 19 16 21 27 41 55 63 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 1 1 14 22 25 26 9 4 0 0 102 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 4 10 30 30 31 31 30 28 0 0 194 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 29 31 30 17 1 0 0 119 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 21 19 3 0 0 0 54 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.2 14.7 18.1 25.2 30.4 34.2 35.3 33.7 29.8 24.9 20.8 12.3 24.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.4 7.8 11.0 16.4 20.7 23.2 25.3 23.0 18.6 14.8 13.1 5.9 15.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.0 21.7 25.2 34.0 40.1 45.2 45.2 44.4 41.0 34.9 28.5 18.7 32.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.6 13.9 14.2 17.6 19.4 22.0 19.9 21.4 22.4 20.1 15.4 12.8 17.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.92 5.93 6.60 7.47 6.98 6.84 8.44 7.45 6.57 5.95 6.41 5.53 6.67 MEAN OF MIXING RATIO AT 09 GMT. 6.88 7.18 6.81 7.35 8.48 7.75 8.04 7.47 7.76 7.40 7.45 6.13 7.39 MEAN OF MIXING RATIO AT 15 GMT. 6.71 7.21 6.79 7.79 7.62 8.06 7.77 7.60 6.55 5.90 6.87 5.50 7.03 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.3 4.0 7.5 12.3 13.5 17.5 22.5 19.0 16.1 10.0 7.6 0.5 0.5 DAY 29 21 9 24 7 10 28 27 30 9 30 15 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 25.7 32.5 39.7 46.5 47.6 48.5 47.5 43.0 41.5 34.0 24.6 48.5 DAY 5 16 31 17 27 5 31 11 4 1 1 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 64.0 8.6 10.0 2.3 0.0 0.0 0.0 0.0 0.0 0.0 3.8 26.8 64.0 DAY 7 6 11 29 ** ** ** ** ** ** 28 13 MONTHLY TOTAL PRECIPITATION IN MM. 142.2 12.1 25.3 2.3 0.0 0.0 0.0 0.0 0.0 0.0 3.8 57.4 243.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 73.9 0.9 0.0 25.2 NO. OF DAYS WITH PRECIPITATION. 10 3 7 1 0 0 0 0 0 0 1 6 28 NO. OF DAYS PRECIPITATION EQUAL 9 2 6 1 0 0 0 0 0 0 1 5 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 1 0 0 0 0 0 0 0 0 2 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 86 78 59 42 34 38 39 47 54 65 89 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 49 39 25 20 15 16 15 19 25 36 53 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 58 45 30 20 16 15 16 18 24 41 57 35 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 2 16 23 31 26 3 2 0 0 103 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 3 26 31 30 31 31 30 31 9 0 222 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 17 30 31 31 26 3 0 0 138 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 20 19 11 0 0 0 0 53 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.5 13.1 18.3 21.0 30.8 32.0 34.9 33.1 29.9 23.7 18.4 12.1 23.3 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.7 6.7 11.6 14.3 22.2 21.9 24.2 22.7 19.1 13.8 12.6 6.8 15.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 19.3 19.5 25.1 27.8 39.3 42.1 45.6 43.6 40.6 33.7 24.2 17.4 31.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.6 12.8 13.5 13.5 17.1 20.2 21.4 20.9 21.5 19.9 11.6 10.6 16.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.02 5.52 6.62 8.96 9.23 9.00 10.64 10.43 8.63 6.30 8.27 5.87 7.87 MEAN OF MIXING RATIO AT 09 GMT. 5.92 5.74 6.55 8.47 9.11 11.09 13.61 13.64 11.77 8.08 9.85 6.76 9.22 MEAN OF MIXING RATIO AT 15 GMT. 5.75 5.35 6.27 8.51 9.58 10.73 13.01 13.37 9.94 6.97 9.16 6.05 8.72 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.5 0.0 5.0 10.0 18.1 18.5 20.6 18.6 15.0 10.3 8.0 0.3 0.0 DAY 20 15 16 3 1 8 9 29 30 10 15 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.7 27.5 30.0 37.0 43.1 46.0 51.2 48.0 45.5 37.5 32.7 24.0 51.2 DAY 6 22 18 30 16 22 12 22 9 12 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 26.6 21.4 28.4 0.1 0.0 0.0 0.0 0.0 0.0 33.2 7.9 33.2 DAY 27 13 29 13 22 ** ** ** ** ** 18 20 MONTHLY TOTAL PRECIPITATION IN MM. 20.9 28.0 61.1 93.7 0.1 0.0 0.0 0.0 0.0 0.0 71.1 24.1 299.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 36.8 31.4 0.0 31.8 NO. OF DAYS WITH PRECIPITATION. 6 5 6 8 1 0 0 0 0 0 10 12 48 NO. OF DAYS PRECIPITATION EQUAL 5 2 5 7 0 0 0 0 0 0 7 6 32 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 3 0 0 0 0 0 0 2 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 84 85 74 83 50 50 50 56 58 60 85 88 69 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 48 39 42 23 25 26 29 30 29 60 60 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 50 40 47 27 25 26 32 31 33 69 67 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 1 0 21 20 29 23 7 0 0 0 101 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 8 31 30 31 31 30 29 4 0 195 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 10 23 31 31 18 0 0 0 113 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 21 8 2 0 0 0 35 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 1 0 0 0 0 0 0 0 0 0 0 1 DATE OF START AND END FREEZING START = 15 FEB. END = 15 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 9.5 10.8 16.0 22.1 26.1 33.2 34.9 33.9 30.3 25.7 16.9 9.1 22.4 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.6 4.7 10.0 15.2 18.2 23.5 24.3 24.0 19.7 16.0 9.2 3.9 14.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.4 17.0 21.9 29.0 34.0 43.0 45.5 43.8 40.9 35.3 24.7 14.3 30.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 12.3 11.9 13.8 15.8 19.5 21.2 19.8 21.2 19.3 15.5 10.4 15.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.31 4.82 7.08 9.56 9.23 8.50 8.71 11.27 8.41 7.10 6.38 5.20 7.63 MEAN OF MIXING RATIO AT 09 GMT. 6.53 5.42 7.85 9.33 8.27 6.53 7.64 11.38 10.62 9.96 7.84 6.22 8.13 MEAN OF MIXING RATIO AT 15 GMT. 6.01 5.35 7.58 9.46 8.52 8.44 8.13 10.21 7.84 7.49 6.96 6.11 7.68 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.6 1.0 5.5 10.3 12.8 18.0 21.0 19.8 14.0 9.1 6.1 -1.7 -1.7 DAY 20 27 12 6 7 13 8 30 28 31 24 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.3 22.5 26.3 34.6 41.6 45.4 49.1 46.8 45.5 39.3 30.0 19.3 49.1 DAY 27 16 29 30 28 28 11 17 5 1 1 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 23.3 18.4 23.5 10.6 4.7 0.0 0.0 0.0 0.0 0.0 27.2 67.9 67.9 DAY 22 22 16 11 13 ** ** ** ** ** 4 11 MONTHLY TOTAL PRECIPITATION IN MM. 83.2 37.5 92.3 26.6 4.7 0.0 0.0 0.0 0.0 0.0 55.0 98.7 398.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 53.5 7.9 0.0 38.6 NO. OF DAYS WITH PRECIPITATION. 20 6 10 8 1 0 0 0 0 0 3 6 54 NO. OF DAYS PRECIPITATION EQUAL 9 4 9 6 1 0 0 0 0 0 3 6 38 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 4 1 0 0 0 0 0 0 3 2 15 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 86 87 84 64 41 43 57 54 58 80 91 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 50 54 43 29 13 14 24 26 32 45 67 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 60 59 48 31 19 16 23 24 33 54 79 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 5 26 31 28 11 0 0 0 101 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 12 25 30 31 31 30 30 3 0 192 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 29 31 31 21 0 0 0 116 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 17 10 1 0 0 0 29 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 2 0 0 0 0 0 0 0 0 0 0 5 7 DATE OF START AND END FREEZING START = 24 DEC. END = 21 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 9.8 14.6 16.4 22.8 28.9 32.5 33.5 34.8 30.7 25.3 16.2 12.9 23.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.0 8.4 8.1 14.2 19.6 22.6 22.9 24.0 20.2 15.4 7.2 6.2 14.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.6 20.8 24.7 31.4 38.1 42.5 44.2 45.6 41.1 35.2 25.3 19.6 32.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.6 12.4 16.6 17.2 18.5 19.9 21.3 21.6 20.9 19.8 18.1 13.4 17.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.36 6.47 5.11 6.54 6.92 8.55 9.84 11.99 7.75 6.96 4.71 5.17 7.03 MEAN OF MIXING RATIO AT 09 GMT. 4.97 7.22 5.16 5.99 6.20 9.32 11.51 13.48 11.27 9.73 5.13 5.82 7.98 MEAN OF MIXING RATIO AT 15 GMT. 4.74 7.59 5.03 5.43 6.62 8.94 10.56 9.82 8.06 7.87 4.58 5.41 7.06 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.9 1.5 2.1 8.3 11.9 16.9 17.6 19.5 15.0 10.2 0.2 1.3 -1.9 DAY 8 7 9 9 2 5 19 31 21 27 8 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 26.3 32.6 37.8 43.1 48.0 47.3 48.7 46.0 38.4 33.2 26.5 48.7 DAY 30 19 31 27 28 28 27 5 8 1 1 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.6 33.8 1.2 14.6 0.0 0.0 0.0 0.0 0.0 0.0 0.8 10.9 33.8 DAY 15 10 3 16 ** ** ** ** ** ** 23 29 MONTHLY TOTAL PRECIPITATION IN MM. 8.7 70.6 2.2 15.5 0.0 0.0 0.0 0.0 0.0 0.0 1.3 20.4 118.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 68.7 13.1 0.0 18.3 NO. OF DAYS WITH PRECIPITATION. 3 5 2 2 0 0 0 0 0 0 2 4 18 NO. OF DAYS PRECIPITATION EQUAL 2 5 2 1 0 0 0 0 0 0 0 2 12 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 0 1 0 0 0 0 0 0 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 86 69 60 42 46 51 59 50 59 64 82 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 46 52 30 25 17 21 24 26 27 31 27 49 31 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 56 64 34 25 20 21 23 21 25 36 35 56 35 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 13 23 25 29 14 0 0 0 105 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 20 31 30 31 31 30 31 4 0 209 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 10 26 31 31 20 0 0 0 118 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 13 24 2 0 0 0 44 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 7 0 0 0 0 0 0 0 0 0 0 0 7 DATE OF START AND END FREEZING START = 2 JAN. END = 20 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 10.1 11.6 17.4 21.2 28.9 33.5 34.9 33.9 30.8 25.1 19.5 11.4 23.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.9 6.3 11.9 13.6 19.4 22.7 24.5 23.7 20.8 15.8 11.5 6.3 15.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.3 16.9 22.8 28.8 38.4 44.3 45.2 44.1 40.8 34.5 27.5 16.6 31.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.4 10.6 10.9 15.2 19.0 21.6 20.7 20.4 20.0 18.7 16.0 10.3 16.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.79 5.76 7.96 8.00 7.49 8.69 9.99 9.35 7.50 7.04 5.85 6.03 7.45 MEAN OF MIXING RATIO AT 09 GMT. 6.47 6.58 8.96 7.61 7.03 7.33 8.64 9.85 8.76 8.38 6.93 7.68 7.85 MEAN OF MIXING RATIO AT 15 GMT. 6.48 6.84 8.89 8.07 7.33 7.03 8.25 8.86 7.40 7.29 6.37 7.20 7.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.0 2.0 5.5 8.5 14.0 17.2 20.0 16.3 13.1 11.2 3.3 0.5 0.5 DAY 26 1 5 12 6 3 9 31 24 28 28 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.8 22.8 28.0 37.0 42.3 49.3 48.2 48.2 43.6 38.1 34.5 23.5 49.3 DAY 6 26 29 19 21 22 16 4 11 8 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 29.6 20.9 14.4 15.1 0.7 0.0 0.0 0.0 0.0 0.0 4.7 64.5 64.5 DAY 18 8 31 10 24 ** ** ** ** ** 20 19 MONTHLY TOTAL PRECIPITATION IN MM. 140.4 91.0 25.4 20.8 0.7 0.0 0.0 0.0 0.0 0.0 7.8 152.0 438.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.6 4.9 0.0 36.5 NO. OF DAYS WITH PRECIPITATION. 15 8 6 5 1 0 0 0 0 0 2 6 43 NO. OF DAYS PRECIPITATION EQUAL 10 8 3 4 0 0 0 0 0 0 2 6 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 4 1 1 0 0 0 0 0 0 0 5 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 89 85 76 46 43 47 47 47 59 67 94 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 60 58 37 19 15 17 20 22 28 35 72 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 70 63 44 22 14 16 19 21 31 42 81 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 13 22 30 23 17 0 0 0 105 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 15 31 30 31 31 30 31 9 0 208 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 15 30 31 30 18 0 0 0 124 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 12 18 13 0 0 0 0 43 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.1 12.4 16.6 23.4 29.5 34.6 35.7 34.8 32.3 23.6 18.0 11.7 23.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.0 6.4 8.8 15.4 20.7 24.4 25.2 24.3 22.5 13.3 10.5 7.3 15.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.1 18.3 24.5 31.5 38.2 44.9 46.1 45.4 42.1 33.8 25.5 16.1 31.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 11.9 15.7 16.1 17.5 20.5 20.9 21.1 19.6 20.5 15.0 8.8 16.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.58 5.85 5.99 8.58 7.82 6.55 9.64 8.61 8.47 5.74 6.82 6.40 7.17 MEAN OF MIXING RATIO AT 09 GMT. 6.99 6.99 6.30 7.76 6.21 5.62 8.49 8.36 9.00 6.67 8.03 7.77 7.35 MEAN OF MIXING RATIO AT 15 GMT. 7.04 6.49 6.08 7.22 5.84 4.22 7.51 4.76 7.05 5.52 7.52 7.69 6.41 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 2.6 -1.1 2.6 10.7 15.9 20.1 21.3 21.9 14.1 9.8 2.5 0.4 -1.1 DAY 26 12 4 4 8 15 24 27 28 16 30 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 23.7 31.0 37.5 45.9 49.2 50.2 49.0 45.5 38.7 30.0 19.5 50.2 DAY 1 23 23 14 30 29 14 4 7 1 4 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.8 10.6 1.0 8.8 1.8 0.0 0.0 0.0 0.0 0.0 21.8 52.7 52.7 DAY 27 25 17 23 6 ** ** ** ** ** 11 22 MONTHLY TOTAL PRECIPITATION IN MM. 48.0 27.5 2.4 19.6 2.6 0.0 0.0 0.0 0.0 0.0 29.3 131.6 261.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.8 8.5 0.0 61.6 NO. OF DAYS WITH PRECIPITATION. 7 8 4 4 2 0 0 0 0 0 3 11 39 NO. OF DAYS PRECIPITATION EQUAL 6 4 2 3 1 0 0 0 0 0 3 7 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 0 0 0 0 0 0 0 0 1 6 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 91 80 75 47 30 43 42 46 57 82 94 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 60 37 31 17 11 16 17 21 24 45 77 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 65 43 33 19 9 14 10 19 26 52 86 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 14 28 31 31 22 2 0 0 128 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 20 31 30 31 31 30 30 1 0 205 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 13 30 31 31 26 0 0 0 131 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 11 20 14 2 0 0 0 48 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 3 0 0 0 0 0 0 0 0 0 0 3 DATE OF START AND END FREEZING START = 12 FEB. END = 14 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.3 11.5 14.4 21.3 27.9 34.2 34.9 34.6 30.9 25.7 19.4 15.0 23.4 AVERAGE OF MINIMUM TEMPERATURE IN C. 7.3 6.3 8.4 14.4 19.2 23.6 25.0 24.2 20.7 17.1 11.6 9.0 15.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.4 16.7 20.3 28.1 36.5 44.8 44.9 45.0 41.2 34.4 27.1 20.9 31.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.1 10.4 11.9 13.7 17.3 21.2 19.9 20.8 20.5 17.3 15.5 11.9 15.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.55 6.04 6.96 8.86 9.24 8.39 8.72 10.09 8.71 8.19 6.30 6.46 7.88 MEAN OF MIXING RATIO AT 09 GMT. 7.86 7.38 9.51 10.04 8.18 6.93 6.96 9.02 10.03 10.55 7.45 7.60 8.46 MEAN OF MIXING RATIO AT 15 GMT. 7.82 7.31 9.23 10.21 8.34 6.86 6.53 8.48 8.73 9.64 6.22 6.96 8.03 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 2.6 0.6 -1.2 9.9 13.6 19.7 21.2 20.9 17.5 12.6 6.2 5.0 -1.2 DAY 4 12 2 9 1 2 20 21 2 31 29 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.4 19.5 26.3 34.5 42.1 48.3 48.8 50.2 45.2 39.6 32.0 27.2 50.2 DAY 26 3 29 16 31 27 30 5 6 7 9 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.5 19.6 57.7 17.5 4.6 0.0 0.0 0.0 0.0 5.3 0.0 57.0 57.7 DAY 23 10 21 5 14 ** ** ** ** 30 ** 29 MONTHLY TOTAL PRECIPITATION IN MM. 85.8 82.0 107.8 29.8 4.8 0.0 0.0 0.0 0.0 5.3 0.0 103.0 418.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 65.9 8.3 0.0 25.9 NO. OF DAYS WITH PRECIPITATION. 12 11 10 6 2 0 0 0 0 1 0 4 46 NO. OF DAYS PRECIPITATION EQUAL 11 8 9 5 1 0 0 0 0 1 0 3 38 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 4 3 1 0 0 0 0 0 0 0 2 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 97 95 94 81 58 40 42 50 54 66 70 84 69 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 81 68 70 48 25 13 14 18 24 37 37 57 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 88 79 75 57 28 14 13 18 24 40 41 63 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 6 25 31 30 14 2 0 0 109 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 10 29 30 31 31 30 29 6 0 196 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 30 31 31 22 0 0 0 119 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 12 15 15 1 0 0 0 43 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 1 0 0 0 0 0 0 0 0 0 1 DATE OF START AND END FREEZING START = 2 MAR. END = 2 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 8.8 15.5 19.4 22.4 30.3 34.2 35.1 35.3 31.7 24.1 18.0 14.2 24.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.2 7.9 11.9 14.8 21.7 24.3 25.1 25.3 21.3 16.9 11.2 9.2 16.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.3 23.1 26.9 30.0 38.8 44.0 45.1 45.3 42.0 31.3 24.7 19.2 32.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.1 15.2 15.0 15.2 17.1 19.7 20.0 20.0 20.7 14.4 13.5 10.0 15.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.21 5.89 6.16 8.04 8.04 8.10 9.53 10.53 7.55 9.03 7.66 7.22 7.74 MEAN OF MIXING RATIO AT 09 GMT. 5.98 6.98 6.73 7.68 6.93 6.67 9.63 11.42 8.67 9.98 8.41 8.82 8.16 MEAN OF MIXING RATIO AT 15 GMT. 6.06 7.20 7.16 7.48 7.35 7.42 9.44 6.60 6.06 8.93 7.76 8.75 7.52 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.0 2.8 5.0 10.2 16.3 20.0 17.0 20.6 16.0 11.2 5.8 1.0 -1.0 DAY 9 11 6 16 4 16 1 27 20 28 14 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.3 29.6 31.5 38.2 43.3 47.1 49.2 48.3 45.0 40.0 27.5 27.2 49.2 DAY 19 24 20 30 13 26 14 4 4 3 8 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 46.2 2.8 31.7 3.8 6.8 0.0 0.0 0.0 0.0 9.0 9.8 25.2 46.2 DAY 28 6 27 7 24 ** ** ** ** 18 4 14 MONTHLY TOTAL PRECIPITATION IN MM. 76.1 5.0 53.9 5.2 6.8 0.0 0.0 0.0 0.0 16.2 18.9 64.9 247.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 54.7 4.9 0.0 40.5 NO. OF DAYS WITH PRECIPITATION. 7 3 4 3 1 0 0 0 0 4 3 9 34 NO. OF DAYS PRECIPITATION EQUAL 6 2 4 1 1 0 0 0 0 2 3 6 25 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 2 0 0 0 0 0 0 0 0 2 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 86 67 70 44 38 44 49 46 72 88 95 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 47 34 34 18 13 19 25 21 42 48 69 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 57 44 36 22 16 20 14 17 47 56 82 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 19 29 29 29 17 7 0 0 131 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 3 15 31 30 31 31 30 18 0 0 189 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 9 29 30 31 28 1 0 0 128 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 16 21 1 0 0 0 49 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 5 0 0 0 0 0 0 0 0 0 0 0 5 DATE OF START AND END FREEZING START = 9 JAN. END = 15 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.4 14.5 18.3 24.3 29.8 33.4 36.5 34.2 31.3 26.5 15.9 15.1 24.4 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.7 8.9 11.5 15.6 20.8 24.0 26.9 24.1 21.3 17.4 8.4 9.8 16.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.1 20.2 25.3 32.6 38.9 42.8 45.9 44.3 41.3 35.6 23.3 20.6 32.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.4 11.3 13.8 17.0 18.1 18.8 19.0 20.2 20.0 18.2 14.9 10.8 16.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.46 7.33 8.09 7.37 8.55 8.61 10.13 9.24 8.30 7.59 5.47 7.71 7.90 MEAN OF MIXING RATIO AT 09 GMT. 8.08 9.09 9.11 8.15 7.67 6.94 10.49 10.29 11.17 10.52 6.51 9.39 8.95 MEAN OF MIXING RATIO AT 15 GMT. 7.80 8.96 8.52 8.21 6.82 5.78 8.97 6.36 8.80 8.84 6.26 9.35 7.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 2.1 3.6 7.8 9.5 13.7 19.0 21.4 20.0 17.4 14.6 3.5 5.0 2.1 DAY 16 13 15 15 3 3 4 30 28 14 14 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 23.3 32.2 37.0 44.5 48.0 50.5 48.0 45.0 39.5 28.6 25.2 50.5 DAY 3 5 30 23 27 8 22 11 1 9 2 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.5 11.2 12.0 2.4 8.0 0.0 0.0 0.0 0.0 0.0 7.0 34.6 34.6 DAY 8 9 6 25 1 ** ** ** ** ** 29 6 MONTHLY TOTAL PRECIPITATION IN MM. 31.8 27.3 29.0 3.4 8.0 0.0 0.0 0.0 0.0 0.0 8.7 61.7 169.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.9 6.7 0.0 41.4 NO. OF DAYS WITH PRECIPITATION. 6 7 4 2 1 0 0 0 0 0 2 5 27 NO. OF DAYS PRECIPITATION EQUAL 5 5 4 2 1 0 0 0 0 0 2 4 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 0 0 0 0 0 0 0 0 2 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 97 95 90 60 47 41 43 48 51 58 71 94 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 69 50 31 20 15 20 22 27 34 41 68 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 78 55 30 18 13 17 14 24 36 48 79 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 16 28 26 26 15 0 0 0 112 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 3 23 30 30 31 31 30 27 0 0 205 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 16 25 31 31 21 0 0 0 124 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 20 12 1 0 0 0 42 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.9 15.9 17.8 25.6 29.3 34.5 36.5 35.4 32.7 26.6 20.4 13.3 25.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 8.0 9.4 10.7 17.4 21.8 25.9 27.0 26.3 23.5 18.9 12.8 8.6 17.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.1 22.2 24.9 33.8 36.8 43.2 46.0 44.5 41.8 34.0 28.0 17.9 32.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 12.8 14.2 16.4 15.0 17.3 19.0 18.2 18.3 15.1 15.2 9.3 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.39 6.70 6.26 7.24 9.74 9.20 10.88 11.43 10.07 7.81 7.11 6.20 8.25 MEAN OF MIXING RATIO AT 09 GMT. 7.57 8.27 6.15 8.61 11.53 15.51 12.72 10.91 11.13 11.48 8.93 7.23 10.00 MEAN OF MIXING RATIO AT 15 GMT. 7.61 8.26 6.43 7.55 10.40 13.79 12.08 9.20 9.53 10.13 7.49 7.24 9.14 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 3.6 6.6 4.5 12.3 11.7 22.0 23.5 22.2 18.5 14.8 7.0 5.0 3.6 DAY 7 5 1 1 1 11 27 19 21 8 24 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.8 26.5 32.5 38.0 43.0 47.0 49.0 47.7 46.2 40.5 33.5 22.0 49.0 DAY 5 27 25 7 30 29 11 3 13 9 11 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 44.6 7.8 6.5 0.0 22.3 0.2 0.0 3.3 0.0 12.8 8.0 21.8 44.6 DAY 10 11 28 ** 8 3 ** 29 ** 25 29 30 MONTHLY TOTAL PRECIPITATION IN MM. 98.9 7.8 8.5 0.0 37.3 0.2 0.0 3.3 0.0 23.8 12.7 89.0 281.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.9 13.3 1.2 44.6 NO. OF DAYS WITH PRECIPITATION. 7 1 2 0 4 1 0 1 0 3 3 9 31 NO. OF DAYS PRECIPITATION EQUAL 7 1 2 0 4 0 0 1 0 3 2 9 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 0 0 1 0 0 0 0 1 0 4 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 88 75 54 56 40 45 50 53 55 69 86 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 57 35 29 33 31 24 22 25 39 44 66 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 67 43 29 37 30 22 19 24 43 46 75 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 6 18 30 31 31 27 4 0 0 147 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 2 27 28 29 30 31 30 26 8 0 211 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 27 30 31 23 1 0 0 120 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 23 14 1 0 0 0 45 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 10.5 12.8 18.0 24.0 29.6 34.8 37.1 33.8 30.2 25.9 18.7 13.9 24.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.7 7.6 12.0 16.5 20.7 24.9 26.7 23.6 19.5 17.2 13.3 8.5 16.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.7 18.2 24.5 31.9 38.5 44.6 47.2 44.3 40.9 34.3 25.2 19.3 32.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.0 10.6 12.5 15.4 17.8 19.7 20.5 20.7 21.4 17.1 11.9 10.8 15.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.51 6.29 8.06 8.49 7.95 8.44 9.94 9.70 7.68 6.52 8.53 6.41 7.80 MEAN OF MIXING RATIO AT 09 GMT. 6.58 7.91 9.80 9.95 9.51 14.27 14.00 11.27 10.81 8.95 8.70 7.21 9.91 MEAN OF MIXING RATIO AT 15 GMT. 6.59 7.32 9.31 9.48 8.28 11.81 12.46 10.06 7.99 7.39 8.45 6.76 8.83 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.8 0.0 4.0 9.4 17.2 20.6 0.0 21.0 13.3 12.8 6.7 0.0 -2.8 DAY 31 1 5 18 16 1 12 17 16 22 26 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.7 23.7 31.8 39.0 43.5 47.0 49.3 48.0 45.7 39.6 32.2 25.0 49.3 DAY 28 28 31 22 22 30 21 4 4 1 14 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 63.2 12.5 2.2 1.6 0.0 0.0 0.0 0.0 0.0 15.5 19.3 63.2 DAY 22 11 18 8 5 ** ** ** ** ** 28 17 MONTHLY TOTAL PRECIPITATION IN MM. 39.7 198.8 27.1 3.6 2.8 0.0 0.0 0.0 0.0 0.0 37.9 45.5 355.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 74.7 1.8 0.0 23.5 NO. OF DAYS WITH PRECIPITATION. 10 9 6 4 2 0 0 0 0 0 8 4 43 NO. OF DAYS PRECIPITATION EQUAL 6 8 4 2 2 0 0 0 0 0 7 4 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 6 1 0 0 0 0 0 0 0 1 3 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 89 85 66 48 40 40 51 49 51 82 86 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 70 55 39 26 27 24 23 26 30 49 60 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 69 59 42 25 24 21 21 22 30 55 63 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 2 12 25 23 18 7 4 0 0 91 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 3 23 30 30 31 31 29 26 5 0 208 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 12 30 31 31 16 0 0 0 120 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 15 30 10 4 0 0 0 59 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 2 2 0 0 0 0 1 0 0 0 0 1 6 DATE OF START AND END FREEZING START = 7 DEC. END = 12 JULY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.5 10.4 ***** ***** 29.9 32.0 32.8 31.1 29.4 23.4 14.8 10.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 6.3 5.2 ***** ***** 21.6 21.1 21.9 20.3 18.8 15.8 7.4 4.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.4 15.6 ***** ***** 38.3 43.0 43.6 41.9 40.1 31.0 22.2 16.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 10.4 ***** ***** 16.7 21.9 21.7 21.6 21.3 15.2 14.8 11.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.00 5.52 ***** ***** 12.73 12.06 14.37 13.33 12.48 10.55 6.76 5.43 ***** MEAN OF MIXING RATIO AT 09 GMT. 7.36 6.62 ***** ***** 13.12 16.43 18.18 20.21 16.12 12.02 8.62 7.23 ***** MEAN OF MIXING RATIO AT 15 GMT. 7.69 7.15 ***** ***** 15.20 18.54 21.83 26.93 20.98 13.55 9.13 6.81 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. 2.1 0.0 ***** ***** 16.5 17.0 17.9 18.6 15.0 12.2 0.8 -2.0 ****** DAY 4 20 ** ** 25 19 7 8 20 30 30 3 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.8 20.5 ***** ***** 43.0 45.6 47.4 45.0 44.5 35.6 26.0 19.9 ****** DAY 11 28 ** ** 30 7 20 19 7 3 5 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 60.7 19.9 ***** ***** 2.0 0.0 0.0 0.0 0.0 4.0 22.5 18.6 ****** DAY 6 24 ** ** 5 ** ** ** ** 24 9 14 MONTHLY TOTAL PRECIPITATION IN MM. 148.1 66.0 ***** ***** 3.7 0.0 0.0 0.0 0.0 10.8 69.6 47.4 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 62.0 1.1 0.0 37.0 NO. OF DAYS WITH PRECIPITATION. 8 7 *** *** 5 0 0 0 0 6 5 6 *** NO. OF DAYS PRECIPITATION EQUAL 6 7 *** *** 2 0 0 0 0 3 5 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 3 *** *** 0 0 0 0 0 0 3 2 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 96 *** *** 71 65 75 80 85 87 94 96 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 68 *** *** 34 34 38 46 40 48 55 70 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 80 *** *** 47 44 49 69 72 74 84 84 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** *** 0 0 0 0 0 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** *** 18 16 23 8 9 2 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** 31 30 31 31 30 22 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** 9 28 30 29 18 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** 0 3 9 1 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 1 *** *** 0 0 0 0 0 0 0 6 *** DATE OF START AND END FREEZING START = 2 DEC. END = 20 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 10.1 12.8 15.3 21.4 28.9 33.0 34.5 33.1 28.2 22.7 19.4 13.5 22.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.9 5.9 8.0 13.6 20.6 22.5 23.6 23.2 17.1 11.6 10.5 7.0 14.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.0 19.5 22.0 29.3 37.3 43.6 45.4 43.0 39.4 33.8 28.4 20.1 31.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 13.6 14.0 15.7 16.7 21.1 21.8 19.8 22.3 22.2 17.9 13.1 17.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.26 5.11 5.93 8.39 10.94 10.31 11.08 12.28 9.83 7.18 7.46 6.14 8.33 MEAN OF MIXING RATIO AT 09 GMT. 5.62 5.31 6.16 7.17 9.30 8.33 10.66 12.44 9.35 6.81 7.20 7.32 7.97 MEAN OF MIXING RATIO AT 15 GMT. 6.20 6.36 6.42 7.65 10.23 9.04 11.12 13.98 12.18 8.75 8.89 7.05 8.99 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.4 0.0 0.7 8.7 15.7 19.3 19.2 17.3 13.4 8.4 8.0 2.2 -1.4 DAY 30 3 2 2 2 30 8 28 30 7 17 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.9 23.1 28.0 37.0 41.3 46.9 49.5 48.5 42.6 39.6 32.6 27.5 49.5 DAY 1 12 27 18 28 18 13 17 4 2 1 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.6 6.1 25.0 3.7 3.3 0.0 0.0 0.0 0.0 0.0 4.8 10.1 25.0 DAY 9 4 15 24 24 ** ** ** ** ** 29 11 MONTHLY TOTAL PRECIPITATION IN MM. 47.2 9.4 48.6 12.5 7.4 0.0 0.0 0.0 0.0 0.0 6.4 18.2 149.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 70.3 13.3 0.0 16.4 NO. OF DAYS WITH PRECIPITATION. 6 4 4 8 3 0 0 0 0 0 4 6 35 NO. OF DAYS PRECIPITATION EQUAL 3 2 4 6 3 0 0 0 0 0 1 5 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 2 0 0 0 0 0 0 0 0 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 90 88 79 64 52 53 63 75 80 84 87 76 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 43 42 33 27 17 20 26 23 23 34 57 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 63 52 41 34 22 23 34 42 48 63 68 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 17 22 28 21 0 0 0 0 88 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 9 30 30 31 31 30 30 10 0 201 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 30 31 26 10 0 0 0 102 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 20 9 0 0 0 0 33 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 2 1 0 0 0 0 0 0 0 0 0 0 3 DATE OF START AND END FREEZING START = 7 JAN. END = 3 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.7 14.3 17.8 23.1 26.5 31.9 34.2 30.8 28.5 23.0 18.2 11.7 22.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.3 6.4 10.6 14.3 17.6 21.2 24.3 21.1 17.4 12.9 11.9 5.2 14.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.2 22.2 25.0 32.0 35.4 42.5 44.0 40.6 39.6 33.2 24.4 18.2 31.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 15.8 14.4 17.7 17.8 21.3 19.7 19.5 22.2 20.3 12.5 13.0 17.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.37 5.40 7.12 7.54 9.17 10.56 12.79 11.28 10.74 8.48 8.52 5.69 8.56 MEAN OF MIXING RATIO AT 09 GMT. 6.10 5.65 6.65 6.52 7.40 10.00 14.83 12.41 11.01 9.53 10.22 6.51 8.90 MEAN OF MIXING RATIO AT 15 GMT. 6.04 5.65 7.44 7.01 7.51 10.13 13.72 13.91 12.83 10.99 10.17 6.67 9.34 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 3.2 1.5 3.0 10.0 10.8 17.8 20.6 16.7 14.8 5.6 8.2 0.0 0.0 DAY 20 1 1 27 2 1 29 28 24 21 14 9 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.2 25.7 35.2 37.0 41.0 46.7 47.0 44.0 44.0 39.2 30.0 20.7 47.0 DAY 7 11 10 20 26 11 30 6 5 5 2 23 24 HOUR MAXIMUM PRECIPITATION IN MM. 19.6 0.0 15.2 6.0 5.1 0.0 0.0 0.0 0.0 0.0 34.5 15.1 34.5 DAY 17 ** 22 24 9 ** ** ** ** ** 12 3 MONTHLY TOTAL PRECIPITATION IN MM. 37.1 0.0 51.1 6.8 5.1 0.0 0.0 0.0 0.0 0.0 74.8 27.1 202.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 43.7 5.9 0.0 50.4 NO. OF DAYS WITH PRECIPITATION. 5 0 9 2 1 0 0 0 0 0 10 7 34 NO. OF DAYS PRECIPITATION EQUAL 4 0 7 1 1 0 0 0 0 0 7 2 22 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 0 0 0 0 0 0 0 2 2 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 80 79 66 62 59 60 68 81 83 88 93 75 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 38 41 25 23 21 30 30 27 33 60 57 37 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 46 51 30 26 24 30 39 45 59 76 77 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 1 15 29 14 0 0 0 0 60 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 6 23 29 30 31 31 30 25 1 0 206 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 25 31 21 16 0 0 0 95 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 8 0 0 0 0 0 11 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 1 1 DATE OF START AND END FREEZING START = 9 DEC. END = 9 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 13.2 11.8 16.8 23.2 29.8 32.7 34.3 34.1 30.1 23.4 18.6 12.0 23.3 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.6 4.2 8.6 14.5 20.4 21.2 22.8 22.8 18.2 12.2 10.4 4.9 13.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 19.8 19.5 25.1 31.9 39.2 44.1 45.8 45.5 41.9 34.6 26.9 19.1 32.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.2 15.3 16.5 17.4 18.8 22.9 23.0 22.7 23.7 22.4 16.5 14.2 18.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.43 5.17 6.85 8.43 10.21 9.75 10.41 11.50 9.70 7.42 7.38 5.60 8.24 MEAN OF MIXING RATIO AT 09 GMT. 8.32 5.97 6.72 8.30 9.98 9.24 10.25 11.75 9.72 6.68 8.45 6.47 8.49 MEAN OF MIXING RATIO AT 15 GMT. 7.69 5.47 7.23 8.12 9.72 9.10 9.50 12.67 12.35 8.69 8.79 6.31 8.80 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 2.4 -2.6 -1.0 11.0 12.9 18.5 18.0 19.8 14.8 7.4 6.4 -0.4 -2.6 DAY 1 23 3 7 5 3 29 1 26 31 22 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.0 25.5 31.2 37.3 45.8 48.5 48.5 48.8 45.2 41.8 32.0 25.4 48.8 DAY 14 13 22 19 30 27 8 6 1 1 3 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 23.5 9.5 4.5 4.5 0.0 0.0 0.0 0.0 0.0 0.0 20.1 25.5 25.5 DAY 2 1 19 6 ** ** ** ** ** ** 12 18 MONTHLY TOTAL PRECIPITATION IN MM. 49.8 17.2 9.2 9.7 0.0 0.0 0.0 0.0 0.0 0.0 23.7 39.7 149.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.0 6.5 0.0 42.5 NO. OF DAYS WITH PRECIPITATION. 12 7 5 3 0 0 0 0 0 0 5 7 39 NO. OF DAYS PRECIPITATION EQUAL 4 4 3 3 0 0 0 0 0 0 3 5 22 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 0 0 0 0 0 0 0 1 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 87 82 75 61 54 54 61 69 78 84 90 74 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 49 37 32 26 19 19 23 22 22 45 55 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 54 44 36 29 21 22 29 39 45 64 68 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 15 18 26 29 3 0 0 0 92 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 4 22 31 30 31 31 30 29 6 0 214 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 12 30 31 31 25 2 0 0 131 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 10 21 23 1 0 0 0 56 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 6 2 0 0 0 0 0 0 0 0 2 10 DATE OF START AND END FREEZING START = 6 DEC. END = 4 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.4 13.3 15.9 22.7 28.3 31.2 35.3 34.3 30.7 26.5 ***** 11.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 3.7 7.0 8.8 14.9 19.3 20.2 24.3 23.5 19.4 17.1 ***** 4.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 19.2 19.5 23.0 30.5 37.3 42.2 46.3 45.1 42.0 35.9 ***** 18.3 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.5 12.5 14.2 15.6 18.0 22.0 22.0 21.6 22.6 18.8 ***** 14.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.03 6.35 6.98 9.93 9.26 9.46 12.47 14.56 10.82 9.84 ***** 5.42 ***** MEAN OF MIXING RATIO AT 09 GMT. 6.06 7.49 7.34 10.40 8.78 8.44 12.22 13.92 12.11 11.39 ***** 6.14 ***** MEAN OF MIXING RATIO AT 15 GMT. 5.85 7.52 7.84 10.48 9.67 8.83 10.87 14.57 13.30 12.00 ***** 6.64 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.4 4.0 4.6 11.0 13.8 16.0 20.6 20.6 16.6 11.0 ***** 0.0 ****** DAY 21 3 4 4 17 1 1 27 21 31 ** 5 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.4 24.2 31.0 35.0 44.4 46.0 48.6 48.0 44.0 39.8 ***** 23.0 ****** DAY 8 24 31 21 29 30 28 2 27 10 ** 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.5 54.0 63.0 34.8 6.5 0.0 0.0 0.0 0.0 0.0 ***** 32.5 ****** DAY 31 25 7 10 2 ** ** ** ** ** ** 20 MONTHLY TOTAL PRECIPITATION IN MM. 22.2 90.4 112.6 49.5 9.7 0.0 0.0 0.0 0.0 0.0 ***** 44.2 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 68.5 18.0 0.0 13.5 NO. OF DAYS WITH PRECIPITATION. 5 11 10 8 3 0 0 0 0 0 *** 5 *** NO. OF DAYS PRECIPITATION EQUAL 4 8 8 7 2 0 0 0 0 0 *** 3 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 2 1 0 0 0 0 0 0 *** 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 92 90 83 56 55 59 73 71 75 *** 93 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 50 64 49 45 25 18 23 27 28 33 *** 51 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 71 60 52 34 22 23 32 39 49 *** 77 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 9 12 29 30 5 4 *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 20 31 30 31 31 30 31 *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 26 31 31 30 0 *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 22 19 0 0 *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 5 0 0 0 0 0 0 0 0 0 *** 2 *** DATE OF START AND END FREEZING START = 5 DEC. END = 26 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.6 14.7 16.0 22.0 30.5 32.2 34.2 33.1 29.4 23.3 ***** 11.8 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 3.0 6.1 9.5 12.3 20.6 21.5 23.0 22.3 18.4 15.3 ***** 4.9 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 20.2 23.3 22.4 31.8 40.4 43.0 45.3 43.9 40.5 31.4 ***** 18.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 17.2 17.2 12.9 19.5 19.8 21.5 22.3 21.6 22.1 16.1 ***** 13.8 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.01 6.12 7.77 7.61 10.05 10.87 11.56 12.31 10.68 9.56 ***** 5.95 ***** MEAN OF MIXING RATIO AT 09 GMT. 6.07 6.73 9.06 7.99 11.51 13.04 12.85 13.48 10.92 9.74 ***** 6.75 ***** MEAN OF MIXING RATIO AT 15 GMT. 6.60 6.92 9.26 7.37 10.83 12.10 13.79 13.26 14.40 10.59 ***** 6.81 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.2 3.0 3.4 7.8 16.6 16.8 20.4 16.8 16.0 10.2 ***** -0.2 ****** DAY 29 14 22 6 29 12 10 29 17 29 ** 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.8 27.0 29.0 41.0 43.4 46.8 47.6 48.4 44.2 39.4 ***** 24.2 ****** DAY 31 2 11 30 15 29 17 12 8 2 ** 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 1.0 4.0 17.6 2.6 0.0 0.0 0.0 0.0 0.0 21.8 ***** 19.7 ****** DAY 6 9 4 18 ** ** ** ** ** 26 ** 6 MONTHLY TOTAL PRECIPITATION IN MM. 2.5 12.0 49.4 2.6 0.0 0.0 0.0 0.0 0.0 34.5 ***** 67.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 38.0 1.5 0.0 60.4 NO. OF DAYS WITH PRECIPITATION. 5 6 13 1 0 0 0 0 0 10 *** 13 *** NO. OF DAYS PRECIPITATION EQUAL 1 4 9 1 0 0 0 0 0 8 *** 7 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 0 0 0 0 0 1 *** 2 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 92 91 74 57 59 57 66 74 79 *** 90 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 46 43 58 30 27 27 24 29 25 40 *** 59 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 56 69 33 31 30 32 31 43 53 *** 74 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 14 20 29 18 0 3 *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 19 31 30 31 31 30 20 *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 20 28 31 28 18 0 *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 22 13 0 0 *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 *** 1 *** DATE OF START AND END FREEZING START = 31 DEC. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** 12.7 15.7 22.3 28.9 31.5 34.1 32.9 29.5 25.1 16.8 12.4 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** 5.2 7.6 13.4 18.4 20.6 23.2 22.3 18.0 14.8 7.3 5.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** 20.3 23.8 31.2 39.3 42.3 45.0 43.4 41.0 35.4 26.2 19.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 15.1 16.2 17.8 20.9 21.7 21.8 21.1 23.0 20.6 18.9 14.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** 5.64 6.78 9.01 9.14 11.31 12.77 13.99 10.64 9.29 6.37 5.81 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** 6.28 6.13 8.53 8.33 11.18 13.79 14.81 10.95 9.63 6.10 6.72 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** 5.95 5.84 8.11 7.47 10.70 14.86 13.86 13.06 9.97 6.96 6.78 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** 2.0 1.6 3.6 13.2 17.4 20.0 17.0 14.4 11.6 -0.4 -1.0 ****** DAY ** 1 6 2 7 21 27 31 30 30 16 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** 24.2 30.0 38.4 43.6 47.6 50.0 46.2 45.2 39.2 33.6 28.2 ****** DAY ** 22 30 22 31 13 14 1 10 1 3 8 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** 27.5 18.5 14.8 0.0 0.0 0.0 0.0 0.0 0.0 0.4 14.5 ****** DAY ** 23 8 26 ** ** ** ** ** ** 13 26 MONTHLY TOTAL PRECIPITATION IN MM. ***** 61.8 46.1 28.1 0.0 0.0 0.0 0.0 0.0 0.0 0.8 47.6 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.5 15.2 0.0 26.2 NO. OF DAYS WITH PRECIPITATION. *** 9 8 8 0 0 0 0 0 0 3 8 *** NO. OF DAYS PRECIPITATION EQUAL *** 8 6 4 0 0 0 0 0 0 0 6 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** 1 1 2 0 0 0 0 0 0 0 3 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** 88 88 80 58 61 63 76 76 82 84 91 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** 46 39 34 20 23 26 29 25 29 30 53 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** 56 43 38 22 26 33 35 41 44 52 74 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 0 0 0 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 0 5 12 30 26 3 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 1 17 31 30 31 31 30 30 9 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 15 27 31 30 20 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 5 17 5 1 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** 0 0 0 0 0 0 0 0 0 2 3 *** DATE OF START AND END FREEZING START = 16 NOV. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 8.1 10.8 17.3 23.8 28.7 32.1 34.5 32.9 28.8 24.5 17.7 11.6 22.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.1 3.1 10.2 15.1 19.3 20.7 23.2 21.8 17.5 14.0 9.8 5.1 13.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.1 18.6 24.4 32.5 38.0 43.4 45.7 44.1 40.0 34.9 25.5 18.1 31.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.0 15.5 14.2 17.4 18.7 22.7 22.5 22.3 22.5 20.9 15.7 13.0 18.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.46 5.06 7.76 9.93 9.71 10.73 13.56 12.92 11.11 8.82 7.49 5.84 8.95 MEAN OF MIXING RATIO AT 09 GMT. 5.50 5.64 8.03 9.25 8.02 11.36 15.95 14.99 11.52 8.44 7.59 7.73 9.50 MEAN OF MIXING RATIO AT 15 GMT. 5.31 5.30 7.34 9.78 8.98 12.72 17.52 16.61 12.96 11.01 8.24 7.48 10.27 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.8 -1.4 3.6 4.0 15.6 18.0 20.0 20.0 13.4 8.2 3.8 1.4 -2.8 DAY 5 15 31 1 9 2 17 12 30 24 23 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.6 26.2 31.0 36.8 43.8 49.2 48.4 46.6 44.8 40.4 30.4 24.2 49.2 DAY 10 28 9 17 24 27 10 27 9 6 4 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 17.0 21.2 22.2 0.6 0.0 0.0 0.0 0.0 0.0 4.0 76.0 76.0 DAY 3 22 19 25 8 ** ** ** ** ** 14 2 MONTHLY TOTAL PRECIPITATION IN MM. 30.2 50.4 44.0 26.3 0.6 0.0 0.0 0.0 0.0 0.0 9.7 188.2 349.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.7 7.7 0.0 56.6 NO. OF DAYS WITH PRECIPITATION. 11 5 9 4 1 0 0 0 0 0 7 10 47 NO. OF DAYS PRECIPITATION EQUAL 7 5 6 3 0 0 0 0 0 0 5 8 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 3 2 1 0 0 0 0 0 0 0 5 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 92 89 83 60 59 67 73 79 81 87 95 80 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 49 47 33 22 23 30 30 27 27 42 67 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 55 57 44 29 29 39 41 45 55 64 83 51 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 7 11 30 25 5 0 0 0 78 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 2 24 29 30 31 31 30 30 2 0 209 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 25 31 31 17 3 0 0 121 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 22 9 0 0 0 0 39 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 11 6 0 0 0 0 0 0 0 0 0 0 17 DATE OF START AND END FREEZING START = 5 JAN. END = 17 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 9.0 11.5 16.5 22.0 29.7 33.1 33.7 33.3 30.0 24.9 19.3 13.7 23.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.5 4.1 7.5 13.0 19.0 21.8 22.9 21.9 18.1 15.1 10.2 5.4 13.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.4 18.8 25.4 30.9 40.3 44.5 44.5 44.7 41.8 34.8 28.4 21.8 32.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 14.7 17.9 17.9 21.3 22.7 21.6 22.8 23.7 19.7 18.2 16.4 19.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.97 5.52 6.27 8.03 8.16 9.15 10.25 10.23 10.11 9.67 7.11 5.27 7.89 MEAN OF MIXING RATIO AT 09 GMT. 5.73 5.93 6.13 6.38 7.36 8.11 9.03 10.71 13.11 11.98 8.19 5.93 8.22 MEAN OF MIXING RATIO AT 15 GMT. 5.75 5.71 5.57 6.98 8.25 8.58 8.78 12.19 13.64 12.31 8.77 6.16 8.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.0 1.4 2.8 8.4 13.2 18.4 18.4 19.0 12.2 12.4 7.4 0.4 -3.0 DAY 12 27 1 5 13 21 21 10 13 18 14 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.0 23.2 31.0 38.0 46.0 47.4 47.2 48.4 45.8 40.0 32.8 26.8 48.4 DAY 6 27 31 27 22 5 9 4 6 8 5 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.0 13.2 5.0 17.5 0.5 0.0 0.0 0.0 0.0 5.7 8.1 3.5 17.5 DAY 16 2 13 2 12 ** ** ** ** 29 28 25 MONTHLY TOTAL PRECIPITATION IN MM. 27.0 32.3 5.8 21.5 0.7 0.0 0.0 0.0 0.0 5.9 9.5 5.9 108.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 59.9 20.4 0.0 19.6 NO. OF DAYS WITH PRECIPITATION. 7 5 2 2 2 0 0 0 0 2 2 4 26 NO. OF DAYS PRECIPITATION EQUAL 4 5 1 2 0 0 0 0 0 1 2 3 18 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 1 0 0 0 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 94 94 84 76 49 45 49 58 73 83 85 84 73 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 50 34 27 19 15 17 21 31 38 38 41 33 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 59 38 35 25 19 19 28 42 57 59 54 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 11 21 25 19 1 0 0 0 77 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 19 31 30 30 31 30 30 9 0 211 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 18 30 30 31 27 1 0 0 137 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 10 10 14 2 0 0 0 40 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 6 0 0 0 0 0 0 0 0 0 0 0 6 DATE OF START AND END FREEZING START = 11 JAN. END = 26 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 11.3 11.5 16.2 23.4 26.8 32.0 33.2 32.5 29.1 24.6 18.7 12.7 22.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.0 4.8 9.7 14.8 17.0 21.7 22.3 22.3 18.4 16.6 10.5 7.4 14.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.5 18.2 22.8 32.1 36.5 42.3 44.1 42.8 39.8 32.6 26.9 17.9 31.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.5 13.4 13.1 17.3 19.5 20.6 21.8 20.5 21.4 16.0 16.4 10.5 16.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.41 5.70 8.20 9.54 9.64 12.24 13.96 14.32 11.79 10.34 7.63 6.86 9.72 MEAN OF MIXING RATIO AT 09 GMT. 7.58 6.64 9.38 11.21 11.75 16.95 19.50 20.37 16.02 10.85 8.12 7.68 12.17 MEAN OF MIXING RATIO AT 15 GMT. 7.26 6.78 9.00 11.10 12.50 15.16 20.84 18.76 17.18 12.52 8.90 8.20 12.35 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.4 -2.4 2.6 10.4 12.0 17.0 12.0 17.4 15.4 12.4 6.2 1.0 -2.4 DAY 1 10 11 11 4 4 11 31 10 30 27 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.6 22.2 30.0 39.0 40.6 46.0 46.2 47.8 43.6 38.0 32.8 23.8 47.8 DAY 12 24 31 28 1 19 21 1 1 13 1 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 54.5 27.5 19.5 4.7 0.0 0.0 0.0 0.0 0.0 9.5 7.3 27.3 54.5 DAY 14 21 13 18 ** ** ** ** ** 1 30 8 MONTHLY TOTAL PRECIPITATION IN MM. 115.5 77.7 55.8 8.1 0.0 0.0 0.0 0.0 0.0 19.1 7.3 113.1 396.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 62.8 2.0 0.0 35.2 NO. OF DAYS WITH PRECIPITATION. 12 8 7 3 0 0 0 0 0 5 1 16 52 NO. OF DAYS PRECIPITATION EQUAL 8 7 6 3 0 0 0 0 0 4 1 11 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 3 2 0 0 0 0 0 0 0 0 4 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 92 95 81 69 66 76 81 82 82 86 95 83 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 75 57 62 43 36 37 42 45 41 42 41 66 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 68 66 47 41 38 46 45 53 60 60 83 57 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 18 27 20 2 0 0 0 69 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 18 31 30 31 31 30 26 4 0 202 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 27 31 31 17 0 0 0 108 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 7 6 4 0 0 0 0 17 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 3 0 0 0 0 0 0 0 0 0 0 3 DATE OF START AND END FREEZING START = 10 FEB. END = 12 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 7.9 10.1 13.3 20.5 26.4 31.9 33.6 32.9 29.0 23.4 17.6 11.0 21.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.0 3.4 6.3 12.2 17.5 21.8 22.9 22.6 17.8 12.4 10.4 6.3 13.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.7 16.8 20.2 28.7 35.3 42.0 44.3 43.1 40.3 34.4 24.3 15.8 29.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.7 13.4 13.9 16.5 17.8 20.2 21.4 20.5 22.5 22.0 13.9 9.5 16.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.65 5.15 6.13 8.40 10.26 12.06 12.19 12.43 10.33 7.86 8.00 6.62 8.67 MEAN OF MIXING RATIO AT 09 GMT. 5.30 5.14 6.09 7.09 7.97 13.84 14.48 13.32 9.64 7.32 8.43 7.71 8.86 MEAN OF MIXING RATIO AT 15 GMT. 5.55 5.45 6.65 8.20 9.18 14.42 14.13 15.88 14.33 10.47 9.18 7.81 10.11 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.6 -0.6 -0.4 7.4 13.0 17.0 16.0 19.4 9.2 8.4 0.4 0.6 -2.6 DAY 6 28 1 1 5 6 13 29 19 28 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 22.8 24.4 33.4 42.6 45.7 47.8 45.8 43.8 39.0 31.0 22.0 47.8 DAY 10 24 19 26 31 30 16 17 8 4 5 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.8 11.1 26.0 3.7 1.8 0.3 0.0 0.0 0.0 0.0 8.6 38.5 38.5 DAY 30 25 15 22 6 4 ** ** ** ** 25 14 MONTHLY TOTAL PRECIPITATION IN MM. 36.8 22.7 60.7 8.8 1.8 0.3 0.0 0.0 0.0 0.0 9.3 147.5 287.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.8 3.8 0.0 54.5 NO. OF DAYS WITH PRECIPITATION. 9 8 10 4 1 1 0 0 0 0 2 20 55 NO. OF DAYS PRECIPITATION EQUAL 5 4 8 3 1 0 0 0 0 0 1 10 32 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 0 0 0 0 0 0 0 0 5 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 89 88 83 71 64 64 68 77 83 90 96 81 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 48 47 32 25 31 30 29 24 25 51 76 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 72 58 57 41 32 36 32 39 47 51 68 88 52 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 23 29 27 2 0 0 0 82 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 14 30 30 31 31 29 31 4 0 200 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 26 31 31 22 0 0 0 114 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 11 2 0 0 0 0 17 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 12 4 1 0 0 0 0 0 0 0 0 0 17 DATE OF START AND END FREEZING START = 5 JAN. END = 1 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 9.8 11.7 16.0 22.1 27.6 32.3 34.7 33.7 29.9 24.3 16.9 13.8 22.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.8 5.6 9.0 14.8 19.9 21.7 24.0 23.0 18.9 14.4 9.1 5.6 14.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.7 17.9 22.9 29.4 35.3 42.9 45.3 44.5 40.8 34.3 24.8 21.9 31.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 12.3 13.9 14.6 15.4 21.2 21.3 21.5 21.9 19.9 15.7 16.3 17.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.62 6.22 7.37 10.03 11.16 12.28 12.84 13.45 12.01 9.30 7.46 5.91 9.47 MEAN OF MIXING RATIO AT 09 GMT. 6.73 6.93 7.21 9.54 10.46 15.35 13.64 15.24 13.07 10.56 7.69 7.40 10.32 MEAN OF MIXING RATIO AT 15 GMT. 6.92 7.31 7.86 10.76 11.91 16.67 15.50 17.54 17.13 13.32 8.71 7.77 11.78 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.2 -2.0 2.0 10.0 15.0 19.0 19.5 20.5 14.5 12.0 2.5 2.0 -2.0 DAY 18 16 17 13 1 4 5 23 29 29 29 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.6 24.8 31.0 38.0 41.5 46.0 48.0 47.0 45.0 39.5 28.5 25.0 48.0 DAY 29 27 30 18 17 24 17 9 1 3 8 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 30.9 34.2 7.5 49.1 3.0 0.0 0.0 0.0 0.0 3.2 6.6 5.0 49.1 DAY 7 2 8 26 23 ** ** ** ** 29 12 15 MONTHLY TOTAL PRECIPITATION IN MM. 61.0 77.6 18.7 80.6 7.2 0.0 0.0 0.0 0.0 6.2 14.7 8.6 274.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 57.3 32.0 0.0 10.7 NO. OF DAYS WITH PRECIPITATION. 8 10 8 9 6 0 0 0 0 2 5 5 53 NO. OF DAYS PRECIPITATION EQUAL 6 7 5 6 3 0 0 0 0 2 4 3 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 0 2 0 0 0 0 0 0 0 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 97 94 90 85 68 63 60 72 81 86 88 91 81 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 61 48 43 33 32 26 31 32 37 43 52 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 71 58 56 41 38 31 39 49 62 68 73 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 14 20 29 29 7 0 0 0 99 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 2 9 29 30 30 31 30 29 0 0 190 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 27 30 31 23 0 0 0 118 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 19 16 1 0 0 0 44 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 4 3 0 0 0 0 0 0 0 0 0 0 7 DATE OF START AND END FREEZING START = 18 JAN. END = 18 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 13.0 13.1 16.9 24.4 28.5 32.5 34.6 33.2 30.7 25.4 18.4 10.1 23.4 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.9 5.6 9.6 15.5 18.2 21.4 24.4 22.6 20.9 16.9 12.6 3.8 14.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 19.2 20.5 24.2 33.3 38.7 43.6 44.8 43.9 40.4 33.9 24.1 16.3 31.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.3 14.9 14.6 17.8 20.5 22.2 20.4 21.3 19.5 17.0 11.5 12.5 17.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.45 5.47 7.13 9.90 9.66 11.74 11.98 11.94 13.17 10.84 9.49 5.39 9.43 MEAN OF MIXING RATIO AT 09 GMT. 7.88 6.01 8.84 10.84 13.20 21.29 15.60 15.83 18.09 13.26 10.30 6.49 12.30 MEAN OF MIXING RATIO AT 15 GMT. 8.14 6.25 9.03 11.67 14.88 20.91 16.04 17.14 18.15 14.49 11.00 6.87 12.88 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 3.5 2.0 2.0 10.5 12.5 18.0 20.0 20.5 19.5 14.0 7.0 -1.0 -1.0 DAY 20 4 10 3 8 21 1 12 5 30 10 9 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 26.0 26.0 31.5 39.5 45.5 47.0 47.0 48.0 43.5 38.0 32.0 21.0 48.0 DAY 2 28 31 22 30 9 11 9 9 2 3 19 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 0.0 20.0 7.0 6.8 0.0 0.0 0.0 0.0 3.5 31.4 5.0 31.4 DAY 23 ** 11 17 5 ** ** ** ** 31 23 3 MONTHLY TOTAL PRECIPITATION IN MM. 49.4 0.0 43.0 14.2 7.1 0.0 0.0 0.0 0.0 6.4 94.1 21.9 236.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.1 9.0 0.0 51.8 NO. OF DAYS WITH PRECIPITATION. 12 0 6 3 2 0 0 0 0 5 10 10 48 NO. OF DAYS PRECIPITATION EQUAL 4 0 3 3 1 0 0 0 0 2 8 8 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 0 2 0 0 0 0 0 0 0 3 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 86 83 80 66 68 59 67 80 84 93 93 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 45 52 40 34 42 31 34 43 47 60 61 46 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 54 59 48 42 44 33 39 53 65 79 81 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 2 8 17 29 27 17 1 0 0 101 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 26 31 30 31 31 30 27 2 0 209 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 27 31 31 20 0 0 0 120 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 11 13 8 0 0 0 0 35 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 6 6 DATE OF START AND END FREEZING START = 7 DEC. END = 27 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.0 13.3 17.1 21.6 29.2 32.2 34.0 33.1 29.0 23.4 17.6 12.0 22.9 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.7 6.4 9.4 13.5 20.0 21.8 23.9 21.6 17.9 12.9 8.6 5.0 13.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.3 20.1 24.7 29.6 38.5 42.6 44.1 44.7 40.1 33.9 26.6 19.0 31.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 13.7 15.3 16.1 18.5 20.8 20.2 23.1 22.2 21.0 18.0 14.0 18.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.11 6.51 7.16 9.15 11.40 13.23 15.66 15.12 11.13 8.26 6.48 5.38 9.63 MEAN OF MIXING RATIO AT 09 GMT. 7.68 7.93 8.01 10.71 11.35 18.70 21.01 29.50 15.05 8.89 6.52 6.57 12.66 MEAN OF MIXING RATIO AT 15 GMT. 8.13 7.75 8.36 11.05 12.56 18.59 22.44 29.33 17.07 10.95 7.38 6.70 13.36 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.0 4.0 6.0 7.0 12.5 19.5 16.5 20.0 14.0 10.0 0.5 1.5 0.5 DAY 24 9 1 6 10 14 5 17 22 6 27 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.5 24.5 30.5 35.0 44.0 48.0 46.5 48.0 44.5 39.5 31.5 23.0 48.0 DAY 30 3 31 29 23 20 31 4 16 2 3 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.6 14.5 3.3 21.8 2.2 0.0 0.0 0.0 0.0 0.8 0.0 5.5 21.8 DAY 13 23 12 22 6 ** ** ** ** 22 ** 25 MONTHLY TOTAL PRECIPITATION IN MM. 13.7 40.7 7.0 40.0 3.7 0.0 0.0 0.0 0.0 0.8 0.0 10.6 116.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 52.7 37.5 0.0 9.8 NO. OF DAYS WITH PRECIPITATION. 14 7 3 10 3 0 0 0 0 1 0 9 47 NO. OF DAYS PRECIPITATION EQUAL 2 6 3 7 2 0 0 0 0 0 0 4 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 0 1 0 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 97 95 89 84 65 70 73 86 80 88 79 89 83 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 62 47 48 30 40 44 58 36 30 32 55 46 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 67 55 55 37 43 49 64 51 52 50 70 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 15 25 28 21 4 0 0 0 93 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 2 15 31 30 31 31 30 30 12 0 212 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 10 27 31 31 17 0 0 0 116 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 14 14 0 0 0 0 32 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.5 14.7 16.6 22.1 30.2 32.3 35.9 33.9 30.0 23.4 18.0 15.1 23.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 7.0 8.7 10.1 13.8 20.6 21.1 25.4 22.7 19.0 13.0 9.5 8.3 14.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.0 20.8 23.0 30.4 39.8 43.4 46.5 45.0 41.0 33.7 26.6 21.9 32.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.0 12.1 12.9 16.6 19.2 22.3 21.1 22.3 22.0 20.7 17.1 13.6 17.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.54 7.43 8.09 9.52 11.63 13.64 15.06 14.91 11.56 8.93 7.22 6.87 10.12 MEAN OF MIXING RATIO AT 09 GMT. 7.38 8.34 8.12 9.34 11.28 19.96 16.38 18.76 14.74 10.94 7.93 8.93 11.84 MEAN OF MIXING RATIO AT 15 GMT. 7.67 8.25 8.13 10.43 13.21 20.98 21.13 23.25 16.96 13.39 9.02 9.03 13.46 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 3.0 4.5 6.0 10.0 17.0 15.0 23.0 18.5 14.0 8.0 4.0 5.5 3.0 DAY 15 6 5 11 12 7 5 25 20 31 13 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.0 26.0 29.8 38.0 45.0 46.0 49.0 47.0 44.0 41.0 31.0 25.0 49.0 DAY 31 10 30 30 31 16 5 1 2 2 4 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.3 22.0 24.0 9.0 0.0 0.0 0.0 0.0 0.0 0.0 3.1 16.5 24.0 DAY 17 18 23 13 ** ** ** ** ** ** 28 10 MONTHLY TOTAL PRECIPITATION IN MM. 56.7 93.6 85.2 24.5 0.0 0.0 0.0 0.0 0.0 0.0 6.5 25.9 292.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 80.5 8.4 0.0 11.1 NO. OF DAYS WITH PRECIPITATION. 14 12 11 7 0 0 0 0 0 0 4 5 53 NO. OF DAYS PRECIPITATION EQUAL 9 9 9 4 0 0 0 0 0 0 2 2 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 4 3 0 0 0 0 0 0 0 0 1 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 94 92 87 67 71 66 79 78 89 86 92 83 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 62 52 40 29 41 29 36 34 37 41 60 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 70 57 50 37 48 44 53 53 65 64 78 58 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 13 18 31 27 5 0 0 0 94 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 18 31 30 31 31 30 28 5 0 204 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 17 29 31 31 22 3 0 0 133 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 9 27 21 0 0 0 0 58 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 0 0 0 DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.3 10.9 14.4 20.9 29.2 32.9 33.9 32.6 29.0 24.8 17.6 12.4 22.6 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.4 2.3 7.4 13.2 19.7 22.2 23.0 21.6 17.1 16.1 11.3 7.0 13.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 19.1 19.5 21.4 28.7 38.6 43.6 44.8 43.7 40.8 33.5 23.9 17.8 31.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.7 17.2 14.0 15.5 18.9 21.4 21.8 22.1 23.7 17.4 12.6 10.8 17.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.72 4.10 6.53 8.52 10.32 11.46 12.36 12.57 10.05 10.50 8.77 6.95 8.99 MEAN OF MIXING RATIO AT 09 GMT. 7.16 4.15 6.75 7.92 8.82 11.75 13.45 14.64 11.73 11.73 10.57 8.63 9.77 MEAN OF MIXING RATIO AT 15 GMT. 7.16 4.39 7.12 8.79 11.07 13.60 15.40 15.57 16.03 13.83 10.76 8.55 11.02 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 -4.0 1.0 5.0 12.5 17.0 19.0 18.0 13.5 10.0 7.0 3.0 -4.0 DAY 31 7 2 15 6 3 8 31 15 27 25 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.0 30.0 25.0 35.0 44.0 48.0 47.8 47.0 44.5 39.8 29.0 22.5 48.0 DAY 14 21 11 23 28 28 26 12 1 11 2 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.2 0.0 54.2 6.3 0.3 0.0 0.0 0.0 0.0 75.0 42.8 31.7 75.0 DAY 16 ** 29 18 24 ** ** ** ** 20 3 14 MONTHLY TOTAL PRECIPITATION IN MM. 55.5 0.0 94.5 7.5 0.4 0.0 0.0 0.0 0.0 89.0 141.1 86.2 474.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.6 1.7 0.0 66.7 NO. OF DAYS WITH PRECIPITATION. 7 0 14 4 2 0 0 0 0 3 11 23 64 NO. OF DAYS PRECIPITATION EQUAL 5 0 9 1 0 0 0 0 0 3 6 5 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 2 0 0 0 0 0 0 1 5 3 14 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 82 86 76 62 55 63 73 76 84 96 97 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 32 46 36 23 23 27 32 27 41 63 74 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 42 59 42 32 30 32 37 52 64 80 90 53 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 2 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 15 22 28 21 1 0 0 0 88 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 1 0 16 30 30 29 31 30 23 0 0 190 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 13 28 29 31 25 0 0 0 126 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 16 8 0 0 0 0 34 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 1 13 0 0 0 0 0 0 0 0 0 0 14 DATE OF START AND END FREEZING START = 31 JAN. END = 15 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 8.9 12.6 15.8 23.5 29.4 34.8 35.7 35.4 31.1 24.7 19.4 16.0 24.0 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.9 5.7 8.8 14.2 19.6 23.8 25.4 25.0 20.3 13.6 9.2 7.1 14.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 14.9 19.5 22.9 32.8 39.2 45.8 46.0 45.9 41.8 35.8 29.6 25.1 33.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.0 13.8 14.1 18.6 19.6 22.0 20.6 20.9 21.5 22.2 20.4 18.0 18.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.39 5.88 7.84 9.30 10.89 12.43 14.02 15.53 12.38 8.85 7.24 6.13 9.66 MEAN OF MIXING RATIO AT 09 GMT. 6.67 6.89 8.90 8.99 10.97 13.05 15.13 17.36 14.50 10.78 8.84 7.54 10.80 MEAN OF MIXING RATIO AT 15 GMT. 6.80 7.66 9.16 10.58 11.55 13.57 16.64 20.75 17.62 12.75 10.26 7.62 12.08 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 0.0 4.0 10.0 14.0 20.0 21.0 19.0 17.0 10.5 7.0 3.5 0.0 DAY 14 17 6 6 1 1 9 23 22 25 24 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.0 25.0 29.0 37.0 46.0 49.0 49.5 49.0 45.5 41.0 33.0 29.0 49.5 DAY 20 7 27 13 28 26 16 1 1 5 4 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.7 22.8 25.0 1.0 1.9 0.0 0.0 0.0 0.0 0.0 3.0 2.1 32.7 DAY 5 15 30 28 13 ** ** ** ** ** 14 27 MONTHLY TOTAL PRECIPITATION IN MM. 66.7 34.7 79.0 1.5 2.2 0.0 0.0 0.0 0.0 0.0 4.4 4.3 192.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 93.6 1.9 0.0 4.5 NO. OF DAYS WITH PRECIPITATION. 15 6 9 2 2 0 0 0 0 0 2 4 40 NO. OF DAYS PRECIPITATION EQUAL 5 5 7 1 1 0 0 0 0 0 2 2 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 3 0 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 91 93 81 65 57 61 69 77 85 89 85 79 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 52 55 31 29 23 27 32 32 33 38 46 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 71 65 45 32 28 32 42 50 59 69 62 53 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 10 27 31 29 12 0 0 0 109 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 24 31 30 31 31 30 30 10 0 217 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 13 30 31 31 27 1 0 0 133 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 23 25 22 3 0 0 0 75 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 5 3 0 0 0 0 0 0 0 0 0 0 8 DATE OF START AND END FREEZING START = 14 JAN. END = 19 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.8 13.9 16.5 23.1 30.2 34.1 35.8 36.2 30.9 26.4 17.5 13.5 24.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 7.2 7.2 9.1 13.8 19.0 22.9 25.8 25.6 19.9 16.6 8.9 6.4 15.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.4 20.6 23.8 32.4 41.3 45.3 45.8 46.8 41.9 36.2 26.0 20.5 33.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.2 13.4 14.7 18.6 22.3 22.4 20.0 21.2 22.0 19.6 17.1 14.1 18.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.96 6.85 7.24 8.50 9.50 11.37 11.97 14.02 11.17 9.46 6.88 6.31 9.19 MEAN OF MIXING RATIO AT 09 GMT. 7.74 8.44 8.26 10.52 10.29 13.11 11.16 15.17 13.34 8.88 6.76 7.64 10.11 MEAN OF MIXING RATIO AT 15 GMT. 8.23 8.89 8.53 11.00 12.48 15.28 12.43 15.38 13.22 11.68 7.42 7.83 11.03 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 3.0 1.0 5.0 10.5 15.0 19.5 22.0 22.0 16.0 11.8 0.0 0.5 0.0 DAY 22 22 18 9 2 7 1 11 19 22 29 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.0 25.0 32.5 38.0 48.0 48.0 49.0 49.5 48.0 41.5 32.0 26.5 49.5 DAY 1 28 31 26 31 1 3 12 3 7 7 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 37.3 19.5 22.8 2.5 0.0 0.0 0.0 0.0 0.0 0.0 0.5 20.5 37.3 DAY 9 20 2 1 ** ** ** ** ** ** 7 11 MONTHLY TOTAL PRECIPITATION IN MM. 123.1 55.1 34.7 2.5 0.0 0.0 0.0 0.0 0.0 0.0 1.0 45.5 261.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 81.3 1.0 0.0 17.8 NO. OF DAYS WITH PRECIPITATION. 14 8 8 1 0 0 0 0 0 0 3 10 44 NO. OF DAYS PRECIPITATION EQUAL 7 7 3 1 0 0 0 0 0 0 0 5 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 6 2 1 0 0 0 0 0 0 0 0 2 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 93 88 74 58 56 51 62 71 73 85 93 75 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 61 50 38 22 24 21 30 30 27 35 58 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 75 59 47 32 31 24 29 37 48 53 76 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 6 28 31 31 11 0 0 0 108 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 24 31 30 31 31 30 30 3 0 211 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 18 30 31 31 20 5 0 0 135 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 20 24 30 8 0 0 0 86 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 0 1 0 1 DATE OF START AND END FREEZING START = 29 NOV. END = 29 NOV. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 10.7 12.2 16.2 ***** 29.3 32.7 36.0 34.9 ***** 23.9 17.0 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 4.4 4.6 7.2 ***** 19.1 21.3 26.2 24.1 ***** 14.7 9.4 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 17.0 19.8 25.3 ***** 39.5 44.1 45.8 45.7 ***** 33.0 24.5 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 15.2 18.1 ***** 20.4 22.8 19.6 21.6 ***** 18.3 15.1 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.59 5.41 5.69 ***** 9.80 10.93 15.81 14.07 ***** 8.84 7.20 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 6.61 6.10 5.40 ***** 9.49 13.68 21.27 16.51 ***** 8.84 7.93 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 6.68 6.17 5.68 ***** 9.74 14.28 23.18 17.93 ***** 10.34 8.66 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 1.0 2.5 ***** 14.0 18.5 23.0 15.0 ***** 8.5 6.4 ***** ****** DAY 18 8 10 ** 2 23 5 31 ** 29 24 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 23.5 25.0 30.5 ***** 44.0 48.0 50.0 49.5 ***** 37.0 31.5 ***** ****** DAY 1 23 18 ** 25 4 16 26 ** 11 1 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 23.2 12.1 2.8 ***** 0.0 0.0 0.0 0.0 ***** 2.2 4.3 ***** ****** DAY 6 13 23 ** ** ** ** ** ** 17 19 ** MONTHLY TOTAL PRECIPITATION IN MM. 52.2 21.8 6.3 ***** 0.0 0.0 0.0 0.0 ***** 2.7 12.1 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 84.4 0.0 0.0 15.6 NO. OF DAYS WITH PRECIPITATION. 9 3 3 *** 0 0 0 0 *** 2 9 *** *** NO. OF DAYS PRECIPITATION EQUAL 5 3 3 *** 0 0 0 0 *** 1 5 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 0 *** 0 0 0 0 *** 0 0 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 91 79 *** 62 61 68 67 *** 78 87 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 48 30 *** 23 28 39 31 *** 31 46 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 56 36 *** 27 32 46 38 *** 49 68 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 *** 0 0 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 8 19 31 29 *** 1 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 *** 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 6 *** 31 30 31 31 *** 26 1 *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 15 30 31 31 *** 0 0 *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 10 24 24 *** 0 0 *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 1 0 0 *** 0 0 0 0 *** 0 0 *** *** DATE OF START AND END FREEZING START = 18 JAN. END = 18 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** 29.5 ***** 34.9 35.0 ***** 25.8 16.7 14.8 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 19.3 ***** 24.0 24.5 ***** 16.1 7.8 9.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 39.6 ***** 45.8 45.5 ***** 35.5 25.7 20.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** 20.3 ***** 21.8 21.0 ***** 19.4 18.0 11.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** 8.87 ***** 13.79 15.26 ***** 9.82 6.01 8.02 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** 8.62 ***** 18.36 17.44 ***** 9.85 6.28 9.36 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** 11.11 ***** 17.87 26.34 ***** 11.89 6.99 9.62 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 15.0 ***** 18.5 21.0 ***** 14.0 1.0 2.8 ****** DAY ** ** ** ** 1 ** 11 18 ** 9 21 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 46.0 ***** 49.0 49.0 ***** 39.0 34.5 25.0 ****** DAY ** ** ** ** 15 ** 23 4 ** 5 5 9 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** 3.8 ***** 0.0 0.0 ***** 0.6 1.0 50.7 ****** DAY ** ** ** ** 3 ** ** ** ** 27 26 1 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** 7.3 ***** 0.0 0.0 ***** 1.3 1.0 135.3 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 5.0 0.0 95.0 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** 2 *** 0 0 *** 3 1 18 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 2 *** 0 0 *** 0 1 10 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 0 *** 0 0 *** 0 0 5 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** 54 *** 66 71 *** 79 79 94 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** 21 *** 34 33 *** 31 33 67 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** 32 *** 36 58 *** 51 52 82 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 0 *** 0 0 *** 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 8 *** 30 31 *** 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 *** 0 0 *** 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 31 *** 31 31 *** 30 8 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 17 *** 31 31 *** 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 2 *** 25 22 *** 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** 0 *** 0 0 *** 0 0 0 *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** 18.3 22.0 29.3 33.1 35.3 33.7 30.5 26.5 18.2 12.8 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** 10.0 15.0 19.6 22.4 24.3 22.4 19.1 16.6 10.1 6.0 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** 26.5 28.9 38.9 43.8 46.3 44.9 41.8 36.5 26.3 19.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** 16.5 13.9 19.3 21.4 22.0 22.5 22.7 19.9 16.2 13.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** 7.61 10.07 9.89 12.52 12.85 12.60 11.59 10.22 7.79 6.27 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** 7.77 9.87 9.30 13.88 17.42 15.03 13.43 11.51 8.74 7.15 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** 8.78 10.86 10.27 15.47 18.20 15.28 15.75 14.27 9.70 7.24 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** 3.0 9.0 16.0 17.5 21.0 19.5 16.5 11.0 5.0 -1.0 ****** DAY ** ** 1 1 6 4 1 24 16 25 24 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** 33.5 40.0 44.5 47.5 48.5 48.0 45.0 40.0 30.0 25.0 ****** DAY ** ** 26 28 19 17 14 5 1 8 7 6 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** 19.0 12.0 2.1 0.0 0.0 0.0 0.0 0.0 0.0 10.8 ****** DAY ** ** 18 12 4 ** ** ** ** ** ** 1 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** 27.2 24.9 2.1 0.0 0.0 0.0 0.0 0.0 0.0 12.6 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.7 40.4 0.0 18.9 NO. OF DAYS WITH PRECIPITATION. *** *** 3 9 1 0 0 0 0 0 0 6 *** NO. OF DAYS PRECIPITATION EQUAL *** *** 3 6 1 0 0 0 0 0 0 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** 1 1 0 0 0 0 0 0 0 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** 89 84 60 62 57 68 76 81 91 90 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** 40 44 24 27 31 30 31 34 47 52 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** 52 55 29 34 35 34 45 60 72 67 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 0 0 0 0 0 0 0 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 0 2 10 22 31 27 1 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 0 0 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 5 12 31 30 31 31 30 30 2 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 0 1 16 29 31 31 25 2 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** 0 0 0 10 24 19 2 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** 0 0 0 0 0 0 0 0 0 2 *** DATE OF START AND END FREEZING START = 14 DEC. END = 15 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 12.0 13.8 16.1 23.6 29.1 33.9 35.3 35.2 30.4 ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 5.1 6.6 8.2 15.6 19.6 23.8 24.9 24.7 19.5 ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 18.9 20.9 24.0 31.5 38.7 44.0 45.7 45.8 41.3 ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.8 14.3 15.8 15.9 19.1 20.2 20.8 21.1 21.8 ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.69 6.12 6.67 9.90 10.28 12.39 12.06 13.05 10.80 ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 7.24 6.25 6.80 8.99 12.52 16.74 14.71 15.66 11.06 ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 7.15 6.29 7.58 10.36 13.29 18.56 15.90 14.73 13.09 ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. 2.0 3.0 1.0 8.5 12.5 19.5 23.0 21.2 17.0 ***** ***** ***** ****** DAY 2 18 16 3 9 6 26 28 11 ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.5 26.0 30.0 37.5 43.0 46.8 48.5 49.6 45.5 ***** ***** ***** ****** DAY 8 24 25 9 21 22 10 7 3 ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.7 9.2 24.6 1.5 0.0 0.0 0.0 0.0 0.0 ***** ***** ***** ****** DAY 28 26 25 27 ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 26.9 19.6 31.9 1.8 0.0 0.0 0.0 0.0 0.0 ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 97.8 2.2 0.0 ***** NO. OF DAYS WITH PRECIPITATION. 10 4 4 2 0 0 0 0 0 *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL 5 3 3 1 0 0 0 0 0 *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 0 0 0 0 0 *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 88 82 78 62 57 56 62 72 *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 44 41 35 31 31 28 32 26 *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 53 53 47 37 39 31 30 38 *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 15 28 31 31 8 *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 23 31 30 31 31 30 *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 28 31 31 23 *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 14 23 23 2 *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 0 0 0 0 0 0 0 0 0 *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE PERIOD 1964 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 11.0 12.8 16.8 22.5 29.0 33.0 34.9 33.9 30.2 24.8 18.1 12.7 23.3 SD OF MEAN DAILY TEMPERATURE IN C. 1.75 1.51 1.40 1.31 1.13 1.02 0.93 1.14 1.00 1.21 1.31 1.57 1.27 AVERAGE OF MINIMUM TEMPERATURE IN C. 5.1 6.1 9.6 14.4 19.8 22.5 24.3 23.3 19.4 15.3 10.4 6.4 14.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 16.9 19.4 24.0 30.6 38.3 43.6 45.4 44.5 41.0 34.2 25.8 19.1 31.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 13.3 14.5 16.2 18.5 21.1 21.1 21.2 21.6 18.9 15.4 12.6 17.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.57 5.81 6.89 8.46 9.34 9.89 11.49 11.81 9.74 8.41 7.16 6.03 8.38 MEAN OF MIXING RATIO AT 09 GMT. 6.64 6.61 7.25 8.33 9.03 11.13 12.69 13.55 11.42 9.59 8.02 7.21 9.28 MEAN OF MIXING RATIO AT 15 GMT. 6.62 6.66 7.38 8.65 9.58 11.40 12.98 13.68 11.86 10.06 8.14 7.12 9.51 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -6.0 -1.2 3.6 8.6 11.5 0.0 15.0 9.2 5.6 -0.4 -2.5 -8.0 YEAR - DAY 64-20 67- 3 76- 2 88- 2 64- 2 67- 6 80-12 0-31 92-19 84-21 88-16 67-25 64-20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 27.6 30.0 35.2 41.0 48.0 49.3 53.0 50.2 48.0 41.8 34.5 29.0 53.0 YEAR - DAY 66- 7 97-21 84-10 87-30 99-31 74-22 67-15 76- 5 99- 3 85- 1 74- 1 98-16 67-15 24 HOUR MAXIMUM PRECIPITATION IN MM. 149.2 63.2 63.0 49.1 22.3 2.5 0.0 3.3 0.0 75.0 48.0 76.0 149.2 YEAR - DAY 69-23 80-11 86- 7 93-26 79- 8 65- 9 **-** 79-29 **-** 97-20 69- 2 89- 2 69-23 MONTHLY TOTAL PRECIPITATION IN MM. 61.9 42.4 39.5 20.1 4.6 0.1 0.0 0.1 0.0 7.7 27.0 56.5 259.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 55.4 9.4 0.0 35.1 NO. OF DAYS WITH PRECIPITATION. 9 6 7 5 2 0 0 0 0 2 4 8 43 NO. OF DAYS PRECIPITATION EQUAL 5 5 5 3 1 0 0 0 0 1 3 5 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 1 1 0 0 0 0 0 0 1 2 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 89 83 75 57 51 54 61 65 72 82 90 73 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 53 44 35 24 23 24 28 27 33 44 59 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 62 51 41 29 26 27 31 36 46 58 72 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 12 22 29 26 9 1 0 0 100 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 2 17 30 30 31 31 30 28 5 0 204 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 28 31 30 21 1 0 0 122 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 9 19 14 1 0 0 0 44 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 3 1 0 0 0 0 0 0 0 0 0 1 5 DATE OF START AND END FREEZING START = 16 NOV. END = 12 JULY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION HAFT-TAPEH LATITUDE 32 5 N DATA PROCESSING CENTER LONGITUDE 48 21 E ELEVATION 63 MET. MEAN AND EXTREMES FOR THE PERIOD 1964 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 11.3 13.3 17.7 23.7 30.8 35.2 36.5 35.0 31.1 25.1 18.3 12.9 24.2 AVERAGE DEW POINT TEMPERATURE. IN C. 6.5 6.6 8.3 10.8 12.1 13.8 16.0 16.7 14.4 12.1 9.4 7.6 11.2 AVERAGE OF MIXING RATIO IN G/KG 6.28 6.35 7.17 8.48 9.32 10.80 12.38 13.01 11.00 9.35 7.77 6.78 9.06 AVERAGE OF VAPOUR PRESSURE HPA 10.04 10.16 11.45 13.52 14.82 17.12 19.57 20.53 17.44 14.87 12.39 10.83 14.40 AVERAGE OF SATURATION DEFICIT IN HPA 3.97 5.99 10.06 17.83 32.72 43.97 45.83 40.24 31.62 19.53 10.08 4.86 22.22 AVERAGE RELATIVE HUMIDITY IN PERCENT 76 68 60 50 37 33 35 40 43 51 61 74 52 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 92 90 84 75 57 51 55 62 65 73 83 91 73 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 61 52 42 33 23 21 22 24 25 31 43 58 36 NO. OF DAYS PRECIPITATION EQUAL 3 3 2 1 0 0 0 0 0 1 1 3 14 OR MORE THAN 5 MM.