| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 60.6 | 64.1 | 67.9 | 76.0 | 85.4 | 95.5 | 97.7 | 95.6 | 91.5 | 82.3 | 69.9 | 61.7 | 79.0 |
| Highest Mean Max. Temperature (F) | 68.6 | 69.3 | 80.0 | 84.8 | 91.3 | 101.7 | 101.3 | 99.6 | 97.6 | 87.2 | 76.1 | 70.5 | 81.8 |
| Year Highest Occurred | 1986 | 1977 | 1972 | 1989 | 1984 | 1974 | 1980 | 1962 | 1979 | 1979 | 1977 | 1980 | 1981 |
| Lowest Mean Max. Temperature (F) | 52.5 | 55.7 | 61.3 | 65.2 | 80.3 | 89.2 | 88.0 | 90.4 | 87.1 | 74.7 | 64.6 | 55.1 | 76.6 |
| Year Lowest Occurred | 1988 | 1966 | 1973 | 1987 | 1980 | 1965 | 1986 | 1968 | 1985 | 1971 | 1972 | 1971 | 1987 |
| Mean Temperature (F) | 51.4 | 54.5 | 57.7 | 64.7 | 73.5 | 83.4 | 86.6 | 84.7 | 80.9 | 71.8 | 60.4 | 52.7 | 68.5 |
| Highest Mean Temperature (F) | 60.2 | 59.6 | 68.6 | 73.8 | 79.4 | 87.9 | 90.1 | 88.9 | 85.7 | 76.4 | 65.3 | 59.6 | 70.9 |
| Year Highest Occurred | 1986 | 1968 | 1972 | 1989 | 1984 | 1974 | 1972 | 1962 | 1979 | 1987 | 1967 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 42.5 | 48.2 | 51.0 | 58.5 | 67.6 | 77.3 | 77.6 | 81.2 | 75.7 | 65.2 | 54.3 | 48.2 | 67.0 |
| Year Lowest Occurred | 1988 | 1966 | 1973 | 1975 | 1975 | 1965 | 1986 | 1963 | 1985 | 1971 | 1972 | 1987 | 1964 |
| Mean Min. Temperature (F) | 42.0 | 44.8 | 47.5 | 53.5 | 61.5 | 71.3 | 75.4 | 73.8 | 70.2 | 61.3 | 50.9 | 43.6 | 58.0 |
| Highest Mean Min. Temperature (F) | 51.7 | 52.0 | 57.2 | 62.8 | 67.4 | 75.0 | 79.2 | 78.1 | 73.7 | 67.1 | 57.2 | 48.6 | 60.7 |
| Year Highest Occurred | 1986 | 1968 | 1972 | 1989 | 1984 | 1990 | 1972 | 1962 | 1979 | 1987 | 1965 | 1980 | 1989 |
| Lowest Mean Min. Temperature (F) | 32.5 | 39.1 | 40.6 | 44.2 | 54.2 | 65.4 | 67.2 | 71.3 | 64.3 | 54.7 | 43.9 | 39.2 | 54.9 |
| Year Lowest Occurred | 1988 | 1974 | 1973 | 1974 | 1975 | 1965 | 1986 | 1963 | 1985 | 1976 | 1972 | 1978 | 1975 |
| Mean Precipitation (in.) | 2.04 | 1.91 | 2.19 | 0.70 | 0.33 | 0.20 | 1.74 | 2.91 | 1.82 | 1.27 | 1.65 | 2.57 | 19.33 |
| Highest Precipitation (in.) | 6.41 | 6.04 | 5.81 | 2.40 | 1.85 | 1.68 | 4.75 | 11.03 | 5.36 | 8.68 | 5.63 | 10.43 | 35.77 |
| Year Highest Occurred | 1978 | 1980 | 1973 | 1988 | 1982 | 1972 | 1986 | 1963 | 1983 | 1972 | 1978 | 1965 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.08 | 0.52 | 0.00 | 0.00 | 0.00 | 0.00 | 9.62 |
| Year Lowest Occurred | 1972 | 1984 | 1984 | 1989 | 1988 | 1989 | 1963 | 1962 | 1973 | 1982 | 1980 | 1981 | 1989 |
| Heating Degree Days (F) | 428. | 301. | 263. | 114. | 12. | 0. | 0. | 0. | 0. | 24. | 169. | 387. | 1698. |
| Cooling Degree Days (F) | 6. | 7. | 37. | 105. | 276. | 552. | 670. | 611. | 477. | 235. | 31. | 6. | 3013. |