| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 50.1 | 55.2 | 64.3 | 74.6 | 81.7 | 89.9 | 94.5 | 92.2 | 85.0 | 75.3 | 60.8 | 51.5 | 72.9 |
| Highest Mean Max. Temperature (F) | 62.7 | 66.3 | 73.6 | 81.3 | 90.8 | 96.4 | 100.3 | 98.4 | 90.3 | 84.8 | 68.0 | 62.6 | 76.6 |
| Year Highest Occurred | 1986 | 1976 | 1972 | 1963 | 1974 | 1990 | 1980 | 1983 | 1983 | 1963 | 1989 | 1970 | 1963 |
| Lowest Mean Max. Temperature (F) | 35.9 | 39.5 | 50.8 | 66.1 | 76.9 | 83.0 | 90.2 | 86.7 | 78.9 | 66.9 | 48.5 | 36.1 | 70.0 |
| Year Lowest Occurred | 1979 | 1978 | 1969 | 1973 | 1976 | 1982 | 1988 | 1966 | 1974 | 1969 | 1972 | 1983 | 1983 |
| Mean Temperature (F) | 35.5 | 40.1 | 48.4 | 58.4 | 66.7 | 75.4 | 80.2 | 78.2 | 70.8 | 59.8 | 46.6 | 37.5 | 58.1 |
| Highest Mean Temperature (F) | 45.5 | 48.7 | 56.0 | 64.0 | 72.5 | 80.8 | 84.7 | 83.3 | 75.0 | 67.4 | 52.4 | 45.5 | 60.5 |
| Year Highest Occurred | 1986 | 1976 | 1986 | 1981 | 1974 | 1990 | 1980 | 1983 | 1983 | 1963 | 1965 | 1970 | 1963 |
| Lowest Mean Temperature (F) | 24.5 | 29.0 | 37.8 | 51.7 | 62.2 | 70.8 | 76.9 | 74.7 | 64.5 | 52.9 | 37.6 | 24.8 | 56.7 |
| Year Lowest Occurred | 1979 | 1978 | 1969 | 1983 | 1976 | 1982 | 1975 | 1966 | 1974 | 1976 | 1972 | 1983 | 1983 |
| Mean Min. Temperature (F) | 20.7 | 25.0 | 32.4 | 42.2 | 51.6 | 60.9 | 65.7 | 64.1 | 56.5 | 44.1 | 32.3 | 23.5 | 43.3 |
| Highest Mean Min. Temperature (F) | 28.3 | 31.9 | 39.2 | 47.4 | 55.6 | 65.1 | 69.9 | 68.1 | 60.4 | 50.0 | 37.2 | 29.3 | 46.4 |
| Year Highest Occurred | 1986 | 1987 | 1986 | 1981 | 1963 | 1990 | 1966 | 1983 | 1990 | 1963 | 1965 | 1965 | 1986 |
| Lowest Mean Min. Temperature (F) | 9.9 | 18.4 | 23.7 | 36.6 | 47.0 | 58.1 | 62.3 | 60.9 | 50.1 | 37.1 | 25.7 | 13.5 | 41.2 |
| Year Lowest Occurred | 1963 | 1978 | 1965 | 1983 | 1983 | 1983 | 1976 | 1976 | 1974 | 1976 | 1976 | 1983 | 1976 |
| Mean Precipitation (in.) | 0.43 | 0.70 | 1.28 | 1.13 | 2.85 | 3.01 | 2.85 | 2.39 | 2.08 | 1.17 | 1.00 | 0.46 | 19.35 |
| Highest Precipitation (in.) | 1.59 | 1.59 | 6.15 | 3.37 | 7.03 | 9.87 | 6.24 | 4.92 | 6.11 | 5.31 | 5.19 | 1.32 | 26.87 |
| Year Highest Occurred | 1980 | 1982 | 1973 | 1988 | 1965 | 1965 | 1962 | 1974 | 1985 | 1968 | 1971 | 1984 | 1965 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 0.41 | 0.05 | 0.25 | 0.05 | 0.00 | 0.00 | 0.00 | 12.77 |
| Year Lowest Occurred | 1986 | 1988 | 1966 | 1965 | 1966 | 1977 | 1980 | 1964 | 1980 | 1975 | 1989 | 1970 | 1976 |
| Heating Degree Days (F) | 915. | 697. | 522. | 227. | 68. | 0. | 0. | 0. | 12. | 190. | 552. | 853. | 4036. |
| Cooling Degree Days (F) | 0. | 0. | 8. | 29. | 120. | 312. | 471. | 409. | 186. | 29. | 0. | 0. | 1564. |