| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 47.1 | 51.4 | 59.8 | 70.0 | 77.7 | 87.5 | 92.8 | 90.5 | 82.5 | 72.6 | 58.7 | 48.4 | 69.9 |
| Highest Mean Max. Temperature (F) | 58.9 | 63.5 | 71.7 | 76.5 | 86.0 | 95.4 | 100.9 | 97.5 | 87.4 | 80.8 | 67.1 | 55.3 | 73.5 |
| Year Highest Occurred | 1986 | 1976 | 1972 | 1963 | 1962 | 1990 | 1980 | 1983 | 1983 | 1963 | 1963 | 1970 | 1963 |
| Lowest Mean Max. Temperature (F) | 31.6 | 35.3 | 44.1 | 60.3 | 70.7 | 79.9 | 88.2 | 83.9 | 74.2 | 64.7 | 46.9 | 32.5 | 66.9 |
| Year Lowest Occurred | 1979 | 1978 | 1969 | 1973 | 1980 | 1989 | 1975 | 1974 | 1974 | 1976 | 1972 | 1983 | 1983 |
| Mean Temperature (F) | 31.9 | 36.1 | 43.9 | 54.5 | 63.2 | 73.1 | 78.5 | 76.4 | 68.1 | 56.8 | 43.8 | 33.9 | 55.0 |
| Highest Mean Temperature (F) | 41.1 | 44.7 | 51.3 | 60.5 | 67.9 | 78.6 | 84.5 | 81.8 | 72.7 | 64.2 | 49.5 | 40.4 | 57.3 |
| Year Highest Occurred | 1986 | 1976 | 1967 | 1981 | 1962 | 1990 | 1980 | 1983 | 1963 | 1963 | 1965 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 20.6 | 24.0 | 31.6 | 47.3 | 57.5 | 67.8 | 75.5 | 71.0 | 59.9 | 49.5 | 35.1 | 22.4 | 53.4 |
| Year Lowest Occurred | 1979 | 1978 | 1969 | 1983 | 1983 | 1983 | 1973 | 1974 | 1974 | 1976 | 1972 | 1983 | 1973 |
| Mean Min. Temperature (F) | 16.6 | 20.8 | 28.0 | 38.9 | 48.7 | 58.8 | 64.2 | 62.3 | 53.7 | 40.8 | 28.9 | 19.3 | 40.1 |
| Highest Mean Min. Temperature (F) | 23.3 | 29.3 | 33.9 | 44.8 | 53.0 | 62.2 | 68.1 | 66.0 | 58.9 | 47.5 | 33.5 | 27.7 | 42.8 |
| Year Highest Occurred | 1986 | 1987 | 1986 | 1981 | 1977 | 1981 | 1980 | 1983 | 1963 | 1963 | 1965 | 1975 | 1981 |
| Lowest Mean Min. Temperature (F) | 5.8 | 12.7 | 19.1 | 33.6 | 42.3 | 54.1 | 60.8 | 58.0 | 45.6 | 34.3 | 23.3 | 11.6 | 38.2 |
| Year Lowest Occurred | 1963 | 1978 | 1969 | 1983 | 1983 | 1983 | 1976 | 1974 | 1974 | 1976 | 1972 | 1974 | 1966 |
| Mean Precipitation (in.) | 0.27 | 0.42 | 0.87 | 1.23 | 3.11 | 2.68 | 2.52 | 2.16 | 1.68 | 0.96 | 0.73 | 0.28 | 16.91 |
| Highest Precipitation (in.) | 0.94 | 1.58 | 4.83 | 4.86 | 6.26 | 8.72 | 7.13 | 5.42 | 7.27 | 3.13 | 2.78 | 0.91 | 25.60 |
| Year Highest Occurred | 1990 | 1985 | 1973 | 1977 | 1987 | 1962 | 1973 | 1977 | 1985 | 1984 | 1971 | 1984 | 1985 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.13 | 0.55 | 0.19 | 0.02 | 0.18 | 0.00 | 0.00 | 0.00 | 12.19 |
| Year Lowest Occurred | 1986 | 1981 | 1966 | 1987 | 1966 | 1990 | 1983 | 1978 | 1983 | 1975 | 1989 | 1985 | 1975 |
| Heating Degree Days (F) | 1026. | 809. | 654. | 327. | 126. | 8. | 0. | 0. | 39. | 268. | 636. | 964. | 4857. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 12. | 71. | 251. | 419. | 353. | 132. | 14. | 0. | 0. | 1252. |