| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 68.6 | 73.6 | 78.6 | 85.9 | 93.5 | 103.4 | 106.6 | 105.4 | 100.5 | 89.7 | 76.7 | 68.1 | 87.6 |
| Highest Mean Max. Temperature (F) | 74.5 | 80.3 | 87.5 | 94.2 | 100.7 | 108.2 | 109.5 | 109.6 | 106.4 | 95.9 | 85.1 | 75.7 | 109.6 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 1978 | 1980 | 1995 | 1979 | 1999 | 1995 | 1980 | 1995 |
| Lowest Mean Max. Temperature (F) | 59.7 | 67.3 | 70.5 | 76.8 | 86.4 | 98.3 | 102.6 | 102.1 | 93.3 | 81.4 | 70.6 | 62.4 | 59.7 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1984 | 1971 | 1985 | 1972 | 1994 | 1992 | 1979 |
| Mean Temperature (F) | 56.0 | 60.3 | 65.0 | 71.4 | 78.7 | 87.8 | 93.1 | 92.6 | 87.0 | 75.6 | 62.8 | 55.3 | 73.8 |
| Highest Mean Temperature (F) | 60.3 | 66.0 | 70.8 | 79.0 | 86.3 | 92.4 | 96.7 | 97.6 | 92.4 | 81.7 | 69.7 | 60.2 | 97.6 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1994 | 1996 | 1995 | 1995 | 1988 | 1995 | 1980 | 1995 |
| Lowest Mean Temperature (F) | 50.7 | 56.8 | 58.8 | 63.3 | 71.9 | 83.6 | 90.4 | 88.4 | 80.2 | 69.0 | 57.9 | 50.9 | 50.7 |
| Year Lowest Occurred | 1979 | 1975 | 1973 | 1975 | 1977 | 1982 | 1976 | 1979 | 1985 | 1971 | 1972 | 1971 | 1979 |
| Mean Min. Temperature (F) | 43.3 | 47.0 | 51.3 | 56.9 | 63.9 | 72.2 | 79.6 | 79.8 | 73.4 | 61.5 | 48.8 | 42.4 | 60.0 |
| Highest Mean Min. Temperature (F) | 48.1 | 52.7 | 55.7 | 63.7 | 71.8 | 77.3 | 84.4 | 85.5 | 79.7 | 68.2 | 54.3 | 47.4 | 85.5 |
| Year Highest Occurred | 1993 | 1995 | 1978 | 1989 | 1997 | 1994 | 1996 | 1995 | 1995 | 1988 | 1995 | 1983 | 1995 |
| Lowest Mean Min. Temperature (F) | 35.1 | 42.1 | 45.0 | 49.8 | 57.3 | 68.0 | 76.2 | 73.5 | 67.0 | 55.1 | 44.1 | 37.5 | 35.1 |
| Year Lowest Occurred | 1972 | 1975 | 1977 | 1975 | 1977 | 1975 | 1987 | 1979 | 1985 | 1971 | 1972 | 1974 | 1972 |
| Mean Precipitation (in.) | 0.46 | 0.41 | 0.36 | 0.16 | 0.04 | 0.06 | 0.25 | 0.63 | 0.45 | 0.33 | 0.23 | 0.42 | 3.80 |
| Highest Precipitation (in.) | 2.26 | 1.98 | 2.50 | 1.10 | 0.26 | 1.31 | 1.39 | 2.64 | 2.63 | 3.78 | 1.57 | 2.43 | 3.78 |
| Year Highest Occurred | 1979 | 1998 | 1992 | 1999 | 1979 | 1972 | 1984 | 1983 | 1976 | 1972 | 1985 | 1997 | 1972 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 2000 | 1989 | 1999 | 2000 | 2000 | 1998 | 2000 | 1999 | 2000 | 1999 | 2000 | 2000 | 2000 |
| Heating Degree Days (F) | 287. | 153. | 107. | 37. | 6. | 0. | 0. | 0. | 0. | 13. | 130. | 308. | 1041. |
| Cooling Degree Days (F) | 7. | 22. | 106. | 229. | 432. | 684. | 871. | 854. | 659. | 341. | 62. | 6. | 4273. |