| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 54.0 | 59.7 | 66.4 | 75.3 | 83.5 | 92.6 | 93.0 | 90.0 | 84.1 | 75.1 | 63.0 | 54.1 | 74.2 |
| Highest Mean Max. Temperature (F) | 61.4 | 64.5 | 74.0 | 82.6 | 89.6 | 98.4 | 98.0 | 95.5 | 88.3 | 79.8 | 68.4 | 60.8 | 76.6 |
| Year Highest Occurred | 1986 | 1962 | 1972 | 1989 | 1984 | 1980 | 1980 | 1962 | 1983 | 1963 | 1981 | 1981 | 1963 |
| Lowest Mean Max. Temperature (F) | 48.1 | 52.7 | 61.5 | 68.3 | 79.1 | 89.0 | 88.8 | 85.6 | 80.6 | 68.5 | 57.3 | 48.2 | 72.4 |
| Year Lowest Occurred | 1966 | 1966 | 1973 | 1983 | 1979 | 1979 | 1974 | 1988 | 1974 | 1984 | 1972 | 1967 | 1975 |
| Mean Temperature (F) | 38.9 | 43.3 | 49.1 | 57.1 | 65.1 | 74.4 | 77.9 | 75.4 | 69.1 | 58.7 | 47.2 | 39.4 | 58.0 |
| Highest Mean Temperature (F) | 44.5 | 48.2 | 54.8 | 61.6 | 71.0 | 80.0 | 81.4 | 79.7 | 73.0 | 62.3 | 51.5 | 44.2 | 59.4 |
| Year Highest Occurred | 1969 | 1962 | 1972 | 1989 | 1984 | 1990 | 1963 | 1969 | 1983 | 1963 | 1965 | 1981 | 1981 |
| Lowest Mean Temperature (F) | 34.0 | 35.8 | 44.2 | 51.9 | 60.8 | 70.9 | 75.1 | 71.8 | 66.0 | 53.1 | 41.8 | 35.8 | 56.1 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1975 | 1975 | 1965 | 1975 | 1974 | 1987 | 1976 | 1979 | 1974 | 1975 |
| Mean Min. Temperature (F) | 23.8 | 26.8 | 31.8 | 38.9 | 46.8 | 56.2 | 62.8 | 60.7 | 54.1 | 42.4 | 31.4 | 24.7 | 41.7 |
| Highest Mean Min. Temperature (F) | 29.1 | 31.9 | 35.8 | 43.8 | 52.3 | 62.3 | 66.9 | 65.2 | 57.7 | 48.3 | 39.0 | 30.0 | 44.1 |
| Year Highest Occurred | 1969 | 1962 | 1967 | 1990 | 1984 | 1990 | 1969 | 1969 | 1990 | 1972 | 1978 | 1961 | 1978 |
| Lowest Mean Min. Temperature (F) | 16.6 | 17.3 | 26.5 | 34.4 | 41.6 | 50.5 | 58.3 | 57.5 | 50.2 | 37.1 | 24.5 | 18.4 | 39.6 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1975 | 1975 | 1983 | 1971 | 1974 | 1987 | 1973 | 1979 | 1989 | 1987 |
| Mean Precipitation (in.) | 0.39 | 0.33 | 0.27 | 0.19 | 0.35 | 0.73 | 2.06 | 2.17 | 1.52 | 0.97 | 0.62 | 0.76 | 10.36 |
| Highest Precipitation (in.) | 1.13 | 1.57 | 0.85 | 0.75 | 1.08 | 3.42 | 4.23 | 4.27 | 4.41 | 3.97 | 3.74 | 1.88 | 15.66 |
| Year Highest Occurred | 1979 | 1988 | 1987 | 1983 | 1979 | 1966 | 1973 | 1984 | 1975 | 1974 | 1978 | 1984 | 1986 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.26 | 0.00 | 0.00 | 0.00 | 0.00 | 4.38 |
| Year Lowest Occurred | 1986 | 1985 | 1979 | 1989 | 1988 | 1990 | 1980 | 1962 | 1973 | 1979 | 1989 | 1973 | 1970 |
| Heating Degree Days (F) | 809. | 608. | 493. | 249. | 66. | 0. | 0. | 0. | 11. | 205. | 534. | 794. | 3769. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 12. | 69. | 282. | 400. | 322. | 134. | 10. | 0. | 0. | 1229. |