| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 37.2 | 43.4 | 50.5 | 58.4 | 67.2 | 76.4 | 86.0 | 85.5 | 75.8 | 63.1 | 46.5 | 38.4 | 60.7 |
| Highest Mean Max. Temperature (F) | 46.6 | 54.1 | 57.1 | 67.3 | 74.2 | 84.7 | 93.9 | 93.3 | 84.2 | 73.3 | 52.8 | 45.2 | 63.5 |
| Year Highest Occurred | 1961 | 1963 | 1978 | 1977 | 1966 | 1961 | 1985 | 1961 | 1990 | 1988 | 1965 | 1980 | 1961 |
| Lowest Mean Max. Temperature (F) | 27.2 | 32.9 | 44.5 | 50.3 | 60.3 | 69.7 | 80.3 | 77.2 | 65.1 | 56.4 | 34.7 | 30.3 | 56.7 |
| Year Lowest Occurred | 1979 | 1989 | 1971 | 1975 | 1977 | 1980 | 1986 | 1976 | 1985 | 1984 | 1985 | 1985 | 1984 |
| Mean Temperature (F) | 30.1 | 35.1 | 40.3 | 46.6 | 54.4 | 62.5 | 69.4 | 68.7 | 59.8 | 49.3 | 38.4 | 31.4 | 48.8 |
| Highest Mean Temperature (F) | 37.7 | 44.5 | 45.7 | 52.1 | 58.8 | 68.8 | 74.4 | 76.4 | 67.6 | 55.9 | 43.9 | 37.2 | 51.8 |
| Year Highest Occurred | 1967 | 1963 | 1978 | 1987 | 1966 | 1961 | 1985 | 1961 | 1963 | 1988 | 1965 | 1979 | 1961 |
| Lowest Mean Temperature (F) | 18.8 | 23.9 | 34.9 | 40.5 | 49.7 | 58.0 | 64.8 | 63.4 | 52.0 | 43.9 | 25.9 | 22.3 | 44.5 |
| Year Lowest Occurred | 1979 | 1989 | 1985 | 1975 | 1977 | 1971 | 1986 | 1976 | 1985 | 1984 | 1985 | 1985 | 1985 |
| Mean Min. Temperature (F) | 23.0 | 26.8 | 30.1 | 34.8 | 41.5 | 48.6 | 52.8 | 51.8 | 43.7 | 35.4 | 30.1 | 24.3 | 36.9 |
| Highest Mean Min. Temperature (F) | 31.0 | 34.8 | 34.4 | 38.7 | 45.5 | 52.8 | 57.9 | 59.5 | 51.4 | 41.9 | 34.9 | 31.6 | 40.1 |
| Year Highest Occurred | 1967 | 1963 | 1986 | 1990 | 1963 | 1961 | 1975 | 1961 | 1963 | 1963 | 1965 | 1973 | 1961 |
| Lowest Mean Min. Temperature (F) | 10.3 | 14.9 | 23.5 | 30.6 | 38.5 | 44.0 | 48.1 | 47.6 | 38.7 | 31.4 | 17.0 | 14.3 | 32.0 |
| Year Lowest Occurred | 1979 | 1989 | 1985 | 1975 | 1975 | 1976 | 1969 | 1969 | 1970 | 1984 | 1985 | 1985 | 1985 |
| Mean Precipitation (in.) | 2.16 | 1.48 | 1.54 | 1.47 | 1.58 | 1.43 | 0.60 | 0.92 | 0.95 | 1.30 | 2.04 | 1.97 | 17.44 |
| Highest Precipitation (in.) | 5.53 | 3.91 | 3.36 | 3.09 | 3.16 | 2.60 | 2.30 | 2.94 | 2.10 | 2.50 | 4.11 | 5.13 | 23.09 |
| Year Highest Occurred | 1965 | 1986 | 1983 | 1978 | 1980 | 1981 | 1982 | 1976 | 1970 | 1970 | 1973 | 1977 | 1984 |
| Lowest Precipitation (in.) | 0.16 | 0.16 | 0.37 | 0.37 | 0.47 | 0.35 | 0.00 | 0.00 | 0.01 | 0.00 | 0.51 | 0.14 | 12.43 |
| Year Lowest Occurred | 1985 | 1973 | 1985 | 1977 | 1964 | 1977 | 1988 | 1969 | 1975 | 1987 | 1976 | 1986 | 1987 |
| Heating Degree Days (F) | 1082. | 837. | 766. | 552. | 329. | 125. | 21. | 55. | 214. | 487. | 798. | 1042. | 6308. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 0. | 50. | 158. | 169. | 58. | 0. | 0. | 0. | 435. |