| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 42.2 | 46.7 | 53.1 | 61.6 | 70.7 | 80.5 | 85.9 | 82.8 | 75.2 | 65.7 | 52.2 | 44.0 | 63.4 |
| Highest Mean Max. Temperature (F) | 52.5 | 55.0 | 64.2 | 70.0 | 77.2 | 86.7 | 90.0 | 87.9 | 80.1 | 72.7 | 58.2 | 55.8 | 66.6 |
| Year Highest Occurred | 1986 | 1962 | 1972 | 1989 | 1984 | 1974 | 1963 | 1963 | 1979 | 1988 | 1962 | 1980 | 1962 |
| Lowest Mean Max. Temperature (F) | 32.7 | 39.2 | 44.9 | 54.3 | 64.1 | 74.3 | 82.5 | 74.0 | 68.1 | 57.2 | 45.0 | 35.5 | 60.6 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1980 | 1965 | 1983 | 1968 | 1986 | 1984 | 1972 | 1967 | 1982 |
| Mean Temperature (F) | 29.1 | 33.5 | 38.9 | 45.6 | 53.6 | 62.7 | 68.8 | 66.3 | 58.6 | 50.0 | 38.4 | 30.8 | 48.0 |
| Highest Mean Temperature (F) | 37.4 | 39.1 | 46.9 | 53.4 | 59.4 | 67.9 | 76.7 | 70.9 | 62.5 | 56.6 | 42.8 | 40.6 | 50.1 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1963 | 1974 | 1963 | 1970 | 1979 | 1988 | 1989 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 20.7 | 24.8 | 33.3 | 38.6 | 49.0 | 57.8 | 65.2 | 61.1 | 53.5 | 44.7 | 33.5 | 20.2 | 45.6 |
| Year Lowest Occurred | 1973 | 1979 | 1962 | 1975 | 1977 | 1965 | 1987 | 1968 | 1986 | 1984 | 1961 | 1990 | 1975 |
| Mean Min. Temperature (F) | 15.9 | 20.3 | 24.7 | 29.5 | 36.4 | 44.9 | 51.8 | 49.8 | 41.9 | 34.3 | 24.5 | 17.4 | 32.6 |
| Highest Mean Min. Temperature (F) | 22.6 | 26.0 | 31.6 | 36.8 | 43.4 | 49.4 | 63.4 | 55.3 | 46.1 | 40.4 | 28.2 | 25.4 | 35.3 |
| Year Highest Occurred | 1981 | 1986 | 1986 | 1989 | 1963 | 1961 | 1963 | 1970 | 1983 | 1988 | 1965 | 1980 | 1981 |
| Lowest Mean Min. Temperature (F) | 7.0 | 10.3 | 15.4 | 22.6 | 29.5 | 39.7 | 47.0 | 43.8 | 37.4 | 30.1 | 18.1 | 4.0 | 29.8 |
| Year Lowest Occurred | 1973 | 1979 | 1962 | 1967 | 1962 | 1976 | 1962 | 1976 | 1961 | 1961 | 1961 | 1990 | 1962 |
| Mean Precipitation (in.) | 0.93 | 1.00 | 1.13 | 0.74 | 0.70 | 0.39 | 1.21 | 1.87 | 1.27 | 1.07 | 1.03 | 0.95 | 12.29 |
| Highest Precipitation (in.) | 3.73 | 4.23 | 3.61 | 3.59 | 2.15 | 1.79 | 3.04 | 8.65 | 5.15 | 4.63 | 5.15 | 3.01 | 19.11 |
| Year Highest Occurred | 1969 | 1980 | 1983 | 1965 | 1967 | 1972 | 1961 | 1963 | 1967 | 1972 | 1978 | 1972 | 1965 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 6.87 |
| Year Lowest Occurred | 1976 | 1972 | 1972 | 1979 | 1986 | 1980 | 1979 | 1976 | 1979 | 1973 | 1988 | 1989 | 1977 |
| Heating Degree Days (F) | 1113. | 882. | 809. | 582. | 358. | 118. | 25. | 57. | 202. | 465. | 798. | 1060. | 6469. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 0. | 49. | 142. | 97. | 10. | 0. | 0. | 0. | 298. |