| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 46.5 | 53.3 | 58.8 | 67.4 | 77.9 | 88.8 | 95.1 | 92.4 | 84.2 | 73.1 | 58.1 | 47.3 | 70.2 |
| Highest Mean Max. Temperature (F) | 54.9 | 62.3 | 69.5 | 77.5 | 84.9 | 95.2 | 99.6 | 97.7 | 89.4 | 82.6 | 65.2 | 54.5 | 72.4 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1974 | 1989 | 1969 | 1979 | 1988 | 1962 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 36.2 | 46.7 | 51.7 | 56.2 | 70.0 | 81.8 | 91.4 | 86.7 | 77.9 | 63.7 | 50.9 | 40.1 | 65.8 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1983 | 1977 | 1965 | 1987 | 1968 | 1982 | 1982 | 1982 | 1990 | 1982 |
| Mean Temperature (F) | 31.8 | 38.0 | 43.2 | 50.5 | 59.9 | 69.3 | 75.8 | 73.9 | 65.0 | 54.1 | 41.9 | 32.5 | 53.0 |
| Highest Mean Temperature (F) | 39.6 | 45.5 | 49.7 | 59.1 | 64.6 | 73.0 | 79.9 | 78.0 | 69.5 | 61.2 | 45.5 | 37.6 | 55.0 |
| Year Highest Occurred | 1986 | 1963 | 1986 | 1989 | 1984 | 1981 | 1989 | 1969 | 1963 | 1988 | 1962 | 1977 | 1986 |
| Lowest Mean Temperature (F) | 25.4 | 31.8 | 38.5 | 43.2 | 54.9 | 64.2 | 72.5 | 68.7 | 59.8 | 47.9 | 37.9 | 24.2 | 50.6 |
| Year Lowest Occurred | 1979 | 1979 | 1962 | 1975 | 1977 | 1965 | 1962 | 1976 | 1965 | 1982 | 1964 | 1990 | 1982 |
| Mean Min. Temperature (F) | 17.0 | 22.6 | 27.5 | 33.6 | 41.9 | 49.7 | 56.5 | 55.4 | 45.8 | 35.0 | 25.7 | 17.6 | 35.7 |
| Highest Mean Min. Temperature (F) | 25.7 | 29.5 | 33.0 | 40.7 | 46.0 | 53.3 | 61.9 | 61.2 | 51.2 | 41.2 | 30.0 | 22.6 | 38.0 |
| Year Highest Occurred | 1978 | 1968 | 1986 | 1989 | 1963 | 1981 | 1984 | 1971 | 1990 | 1963 | 1965 | 1983 | 1986 |
| Lowest Mean Min. Temperature (F) | 12.1 | 15.7 | 22.6 | 27.9 | 36.7 | 42.9 | 50.6 | 46.1 | 39.4 | 26.8 | 20.3 | 8.3 | 32.3 |
| Year Lowest Occurred | 1963 | 1964 | 1962 | 1970 | 1978 | 1976 | 1976 | 1976 | 1978 | 1975 | 1975 | 1990 | 1976 |
| Mean Precipitation (in.) | 0.80 | 0.84 | 1.15 | 0.81 | 0.64 | 0.27 | 0.97 | 1.09 | 0.85 | 0.77 | 0.80 | 0.58 | 9.57 |
| Highest Precipitation (in.) | 2.63 | 2.90 | 3.87 | 3.05 | 2.27 | 1.52 | 5.36 | 3.35 | 2.82 | 3.67 | 3.38 | 1.89 | 18.48 |
| Year Highest Occurred | 1980 | 1976 | 1978 | 1965 | 1977 | 1977 | 1984 | 1971 | 1967 | 1974 | 1987 | 1966 | 1978 |
| 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 | 4.76 |
| Year Lowest Occurred | 1988 | 1974 | 1972 | 1979 | 1984 | 1979 | 1963 | 1985 | 1979 | 1970 | 1962 | 1989 | 1962 |
| Heating Degree Days (F) | 1029. | 756. | 676. | 442. | 190. | 29. | 0. | 0. | 79. | 349. | 693. | 1008. | 5251. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 7. | 32. | 158. | 335. | 280. | 79. | 11. | 0. | 0. | 902. |