| Monthly Average Heat Index | ||||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg | ||
| 2008 | 77.7 | 84.5 | 78.0 | 72.7 | 2008 | |||||||||
| 2007 | 73.7 | 79.7 | 80.6 | 73.1 | 2007 | |||||||||
| 2006 | 71.8 | 81.7 | 79.7 | 69.8 | 75.8 | 2006 | ||||||||
| 2005 | 72.8 | 78.8 | 83.2 | 75.2 | 77.5 | 2005 | ||||||||
| 2004 | 71.8 | 75.5 | 75.6 | 72.1 | 73.8 | 2004 | ||||||||
| 2003 | 70.0 | 78.9 | 81.0 | 71.6 | 75.4 | 2003 | ||||||||
| 2002 | 72.2 | 81.3 | 82.2 | 73.2 | 77.2 | 2002 | ||||||||
| 2001 | 77.6 | 76.2 | 81.3 | 72.2 | 76.8 | 2001 | ||||||||
| 2000 | 73.7 | 76.6 | 76.9 | 71.2 | 74.6 | 2000 | ||||||||
| 1999 | 76.2 | 84.6 | 79.2 | 74.0 | 78.5 | 1999 | ||||||||
| 1998 | 71.3 | 81.0 | 79.5 | 72.2 | 76.0 | 1998 | ||||||||
| 1997 | 75.8 | 82.6 | 77.6 | 70.8 | 76.7 | 1997 | ||||||||
| 1996 | 73.2 | 76.3 | 76.3 | 69.1 | 73.7 | 1996 | ||||||||
| 1995 | 75.0 | 81.9 | 80.9 | 68.5 | 76.6 | 1995 | ||||||||
| 1994 | 75.1 | 85.4 | 68.6 | 68.6 | 74.4 | 1994 | ||||||||
| 1993 | 75.7 | 81.4 | 84.0 | 70.4 | 77.9 | 1993 | ||||||||
| 1992 | 73.8 | 78.6 | 76.5 | 71.9 | 75.2 | 1992 | ||||||||
| 1991 | 77.0 | 82.3 | 80.7 | 71.7 | 77.9 | 1991 | ||||||||
| 1990 | 74.3 | 80.2 | 82.6 | 73.0 | 77.5 | 1990 | ||||||||
| 1989 | 75.9 | 80.6 | 80.7 | 74.8 | 78.0 | 1989 | ||||||||
| 1988 | 73.7 | 79.9 | 83.2 | 72.6 | 77.3 | 1988 | ||||||||
| 1987 | 74.7 | 79.4 | 78.7 | 71.4 | 76.1 | 1987 | ||||||||
| 1986 | 72.9 | 79.0 | 76.8 | 70.5 | 74.8 | 1986 | ||||||||
| 1985 | 72.0 | 80.8 | 80.0 | 74.2 | 76.8 | 1985 | ||||||||
| 1984 | 77.0 | 78.5 | 82.6 | 70.7 | 77.2 | 1984 | ||||||||
| 1983 | 77.6 | 85.1 | 81.6 | 78.1 | 80.6 | 1983 | ||||||||
| 1982 | 70.6 | 82.2 | 77.8 | 71.8 | 75.6 | 1982 | ||||||||
| 1981 | 76.5 | 83.4 | 80.2 | 71.8 | 78.0 | 1981 | ||||||||
| 1980 | 73.1 | 82.7 | 82.3 | 75.3 | 78.4 | 1980 | ||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg | ||
| 1979 | 72.6 | 81.9 | 79.4 | 73.3 | 76.8 | 1979 | ||||||||
| 1978 | 74.7 | 78.3 | 78.7 | 70.2 | 75.5 | 1978 | ||||||||
| 1977 | 72.4 | 82.2 | 80.2 | 71.9 | 76.7 | 1977 | ||||||||
| 1976 | 76.7 | 79.0 | 79.0 | 70.9 | 76.4 | 1976 | ||||||||
| 1975 | 72.9 | 80.1 | 82.4 | 69.4 | 76.2 | 1975 | ||||||||
| 1974 | 71.3 | 80.2 | 80.7 | 71.1 | 75.9 | 1974 | ||||||||
| 1973 | 74.5 | 81.5 | 83.0 | 74.1 | 78.3 | 1973 | ||||||||
| 1972 | 68.6 | 80.3 | 79.1 | 72.8 | 75.2 | 1972 | ||||||||
| 1971 | 74.7 | 80.3 | 79.9 | 74.6 | 77.4 | 1971 | ||||||||
| 1970 | 71.2 | 79.5 | 81.0 | 71.7 | 75.8 | 1970 | ||||||||
| 1969 | 74.5 | 79.1 | 82.9 | 72.6 | 77.3 | 1969 | ||||||||
| 1968 | 71.3 | 80.9 | 79.2 | 74.6 | 76.5 | 1968 | ||||||||
| 1967 | 72.4 | 79.8 | 75.7 | 71.5 | 74.8 | 1967 | ||||||||
| 1966 | 73.6 | 81.2 | 79.8 | 71.0 | 76.4 | 1966 | ||||||||
| 1965 | 72.2 | 79.0 | 78.5 | 72.1 | 75.5 | 1965 | ||||||||
| 1964 | 74.1 | 76.9 | 74.6 | 71.2 | 74.2 | 1964 | ||||||||
| 1963 | 74.7 | 80.4 | 77.6 | 67.9 | 75.1 | 1963 | ||||||||
| 1962 | 77.0 | 78.9 | 78.7 | 70.4 | 76.3 | 1962 | ||||||||
| 1961 | 74.1 | 82.1 | 81.0 | 80.6 | 79.4 | 1961 | ||||||||
| 1960 | 77.2 | 80.9 | 81.7 | 72.5 | 78.1 | 1960 | ||||||||
| 1959 | 74.1 | 81.8 | 84.4 | 77.9 | 79.6 | 1959 | ||||||||
| 1958 | 71.8 | 80.8 | 80.1 | 72.5 | 76.3 | 1958 | ||||||||
| 1957 | 80.1 | 82.3 | 76.9 | 74.7 | 78.5 | 1957 | ||||||||
| 1956 | 77.1 | 79.3 | 80.2 | 69.1 | 76.4 | 1956 | ||||||||
| 1955 | 73.8 | 85.8 | 83.7 | 71.5 | 78.7 | 1955 | ||||||||
| 1954 | 75.4 | 79.3 | 77.6 | 70.7 | 75.8 | 1954 | ||||||||
| 1953 | 78.1 | 80.8 | 79.8 | 75.2 | 78.5 | 1953 | ||||||||
| 1952 | 77.5 | 87.6 | 81.2 | 74.8 | 80.3 | 1952 | ||||||||
| 1951 | 72.5 | 82.2 | 79.9 | 73.8 | 77.1 | 1951 | ||||||||
| 1950 | 74.4 | 80.7 | 77.8 | 69.7 | 75.7 | 1950 | ||||||||
| Avg | 74.2 | 80.7 | 79.7 | 72.3 | ||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg | ||
| Monthly Average Heat Index | ||||||||||||||
| Updated: | Thursday, November 20, 2008 | |||||||||||||
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