| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 38.0 | 42.8 | 49.8 | 60.4 | 69.9 | 81.1 | 88.0 | 85.6 | 76.0 | 64.9 | 49.6 | 39.8 | 62.2 |
| Highest Mean Max. Temperature (F) | 47.4 | 51.4 | 59.1 | 67.0 | 76.8 | 87.2 | 93.6 | 90.6 | 82.7 | 74.0 | 56.7 | 50.4 | 65.2 |
| Year Highest Occurred | 1986 | 1970 | 1986 | 1981 | 1963 | 1988 | 1964 | 1983 | 1977 | 1963 | 1965 | 1980 | 1963 |
| Lowest Mean Max. Temperature (F) | 26.0 | 31.1 | 38.4 | 50.5 | 63.8 | 74.4 | 83.8 | 80.8 | 65.1 | 48.7 | 34.7 | 23.0 | 59.4 |
| Year Lowest Occurred | 1979 | 1989 | 1965 | 1984 | 1983 | 1982 | 1972 | 1987 | 1965 | 1969 | 1972 | 1983 | 1973 |
| Mean Temperature (F) | 26.0 | 30.6 | 36.9 | 46.8 | 56.5 | 66.9 | 73.6 | 71.4 | 61.9 | 50.6 | 37.1 | 27.8 | 48.8 |
| Highest Mean Temperature (F) | 35.8 | 37.3 | 45.7 | 53.1 | 61.4 | 72.0 | 77.2 | 76.8 | 66.8 | 59.0 | 43.0 | 36.9 | 51.2 |
| Year Highest Occurred | 1986 | 1976 | 1986 | 1981 | 1963 | 1988 | 1964 | 1983 | 1977 | 1963 | 1965 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 15.0 | 20.1 | 26.3 | 39.9 | 51.7 | 62.0 | 69.5 | 67.8 | 53.6 | 39.5 | 26.6 | 14.1 | 47.3 |
| Year Lowest Occurred | 1979 | 1989 | 1965 | 1983 | 1968 | 1982 | 1972 | 1987 | 1965 | 1969 | 1972 | 1983 | 1973 |
| Mean Min. Temperature (F) | 13.9 | 18.3 | 24.0 | 33.0 | 43.1 | 52.8 | 59.1 | 57.2 | 47.8 | 36.4 | 24.4 | 15.7 | 35.5 |
| Highest Mean Min. Temperature (F) | 24.2 | 24.6 | 32.3 | 39.1 | 47.2 | 56.8 | 62.3 | 63.0 | 52.9 | 44.0 | 29.9 | 23.4 | 37.8 |
| Year Highest Occurred | 1986 | 1983 | 1986 | 1981 | 1987 | 1988 | 1966 | 1983 | 1990 | 1963 | 1981 | 1980 | 1986 |
| Lowest Mean Min. Temperature (F) | 3.7 | 9.1 | 14.1 | 28.7 | 39.3 | 49.0 | 55.2 | 53.7 | 42.1 | 30.3 | 17.6 | 5.2 | 34.1 |
| Year Lowest Occurred | 1963 | 1989 | 1965 | 1968 | 1968 | 1969 | 1972 | 1964 | 1965 | 1969 | 1985 | 1983 | 1975 |
| Mean Precipitation (in.) | 0.33 | 0.32 | 1.00 | 1.44 | 3.42 | 2.71 | 2.76 | 1.97 | 1.03 | 0.72 | 0.53 | 0.37 | 16.60 |
| Highest Precipitation (in.) | 1.68 | 1.72 | 3.13 | 3.94 | 7.36 | 7.18 | 5.77 | 5.25 | 3.32 | 2.55 | 1.82 | 2.78 | 24.20 |
| Year Highest Occurred | 1988 | 1987 | 1981 | 1983 | 1987 | 1965 | 1980 | 1978 | 1963 | 1969 | 1983 | 1982 | 1987 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.07 | 0.34 | 0.32 | 0.62 | 0.42 | 0.11 | 0.00 | 0.09 | 0.02 | 0.00 | 10.33 |
| Year Lowest Occurred | 1964 | 1972 | 1978 | 1965 | 1974 | 1976 | 1964 | 1973 | 1978 | 1975 | 1989 | 1980 | 1970 |
| Heating Degree Days (F) | 1209. | 963. | 871. | 546. | 276. | 59. | 0. | 11. | 151. | 451. | 837. | 1153. | 6527. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 12. | 116. | 269. | 209. | 58. | 0. | 0. | 0. | 664. |