| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 44.5 | 49.4 | 54.7 | 63.5 | 73.1 | 83.3 | 88.8 | 86.3 | 78.9 | 68.5 | 54.9 | 45.9 | 66.0 |
| Highest Mean Max. Temperature (F) | 54.7 | 57.2 | 65.5 | 72.0 | 81.8 | 88.8 | 92.0 | 90.1 | 86.5 | 76.0 | 60.1 | 56.9 | 68.7 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1985 | 1981 | 1986 | 1979 | 1988 | 1976 | 1980 | 1981 |
| Lowest Mean Max. Temperature (F) | 36.7 | 42.8 | 45.8 | 54.5 | 65.5 | 76.3 | 85.5 | 80.3 | 72.4 | 59.9 | 46.5 | 38.0 | 63.5 |
| Year Lowest Occurred | 1979 | 1969 | 1973 | 1975 | 1977 | 1965 | 1965 | 1968 | 1961 | 1972 | 1972 | 1990 | 1973 |
| Mean Temperature (F) | 32.2 | 36.9 | 41.6 | 48.9 | 57.6 | 67.1 | 73.5 | 71.6 | 63.9 | 53.6 | 41.8 | 33.5 | 51.9 |
| Highest Mean Temperature (F) | 40.5 | 43.8 | 49.0 | 56.9 | 64.0 | 71.7 | 76.4 | 75.7 | 67.6 | 59.6 | 46.6 | 41.4 | 53.8 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1961 | 1972 | 1969 | 1979 | 1988 | 1967 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 24.9 | 31.1 | 36.5 | 41.5 | 52.2 | 62.0 | 71.1 | 67.4 | 57.9 | 47.5 | 36.4 | 25.3 | 50.3 |
| Year Lowest Occurred | 1979 | 1979 | 1964 | 1975 | 1977 | 1965 | 1986 | 1968 | 1985 | 1984 | 1979 | 1990 | 1982 |
| Mean Min. Temperature (F) | 19.8 | 24.3 | 28.5 | 34.3 | 42.0 | 50.8 | 58.3 | 56.8 | 48.8 | 38.7 | 28.5 | 21.1 | 37.7 |
| Highest Mean Min. Temperature (F) | 27.0 | 30.4 | 34.7 | 41.8 | 46.4 | 55.8 | 62.0 | 62.1 | 53.2 | 44.0 | 34.5 | 28.8 | 39.2 |
| Year Highest Occurred | 1969 | 1963 | 1978 | 1989 | 1969 | 1961 | 1972 | 1969 | 1983 | 1963 | 1965 | 1977 | 1986 |
| Lowest Mean Min. Temperature (F) | 13.0 | 15.9 | 23.7 | 28.4 | 37.5 | 47.1 | 54.8 | 52.3 | 40.2 | 33.3 | 20.3 | 12.5 | 34.4 |
| Year Lowest Occurred | 1979 | 1979 | 1964 | 1975 | 1965 | 1967 | 1987 | 1979 | 1985 | 1984 | 1979 | 1990 | 1979 |
| Mean Precipitation (in.) | 1.90 | 2.20 | 2.42 | 1.23 | 0.92 | 0.48 | 1.36 | 1.54 | 1.51 | 1.17 | 1.81 | 1.69 | 18.23 |
| Highest Precipitation (in.) | 9.23 | 7.98 | 7.10 | 5.91 | 3.79 | 1.74 | 5.63 | 3.93 | 5.78 | 5.09 | 5.91 | 6.23 | 36.66 |
| Year Highest Occurred | 1969 | 1969 | 1978 | 1965 | 1977 | 1967 | 1985 | 1971 | 1967 | 1972 | 1978 | 1971 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 0.00 | 0.00 | 0.16 | 0.00 | 9.81 |
| Year Lowest Occurred | 1976 | 1972 | 1972 | 1989 | 1976 | 1980 | 1972 | 1962 | 1988 | 1970 | 1971 | 1989 | 1989 |
| Heating Degree Days (F) | 1017. | 787. | 725. | 488. | 246. | 51. | 0. | 0. | 104. | 361. | 696. | 977. | 5452. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 5. | 17. | 114. | 264. | 208. | 71. | 8. | 0. | 0. | 687. |