| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 57.2 | 62.4 | 69.0 | 76.8 | 85.1 | 93.7 | 94.2 | 91.3 | 85.9 | 77.7 | 66.3 | 57.5 | 76.4 |
| Highest Mean Max. Temperature (F) | 64.5 | 68.0 | 76.6 | 84.1 | 89.7 | 99.7 | 99.3 | 95.8 | 90.5 | 83.6 | 71.2 | 64.5 | 78.7 |
| Year Highest Occurred | 1986 | 1976 | 1972 | 1989 | 1984 | 1990 | 1980 | 1977 | 1983 | 1979 | 1965 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 52.4 | 55.9 | 62.9 | 69.0 | 81.2 | 90.4 | 90.8 | 87.9 | 82.5 | 70.8 | 59.6 | 51.4 | 75.3 |
| Year Lowest Occurred | 1979 | 1966 | 1962 | 1983 | 1980 | 1986 | 1974 | 1968 | 1978 | 1984 | 1961 | 1967 | 1973 |
| Mean Temperature (F) | 41.8 | 46.1 | 52.4 | 59.8 | 68.0 | 77.0 | 80.4 | 77.8 | 71.8 | 61.3 | 49.9 | 42.4 | 60.7 |
| Highest Mean Temperature (F) | 46.1 | 51.0 | 58.4 | 66.1 | 73.1 | 83.9 | 83.8 | 81.9 | 75.9 | 65.9 | 53.3 | 46.6 | 63.2 |
| Year Highest Occurred | 1986 | 1986 | 1972 | 1989 | 1984 | 1990 | 1980 | 1969 | 1983 | 1987 | 1988 | 1981 | 1989 |
| Lowest Mean Temperature (F) | 36.3 | 38.5 | 47.1 | 54.0 | 64.5 | 73.9 | 77.9 | 75.0 | 69.3 | 56.3 | 44.8 | 39.1 | 59.1 |
| Year Lowest Occurred | 1964 | 1964 | 1962 | 1983 | 1975 | 1965 | 1974 | 1974 | 1974 | 1976 | 1976 | 1974 | 1964 |
| Mean Min. Temperature (F) | 26.4 | 29.8 | 35.8 | 42.8 | 51.0 | 60.3 | 66.6 | 64.3 | 57.6 | 44.9 | 33.5 | 27.2 | 45.0 |
| Highest Mean Min. Temperature (F) | 31.1 | 35.9 | 40.6 | 49.7 | 56.4 | 68.1 | 69.6 | 68.4 | 61.9 | 51.0 | 38.6 | 32.7 | 47.8 |
| Year Highest Occurred | 1980 | 1986 | 1989 | 1990 | 1984 | 1990 | 1989 | 1969 | 1990 | 1972 | 1978 | 1984 | 1990 |
| Lowest Mean Min. Temperature (F) | 19.1 | 20.0 | 31.2 | 37.1 | 46.9 | 55.6 | 64.9 | 60.6 | 53.7 | 39.3 | 28.3 | 22.5 | 42.5 |
| Year Lowest Occurred | 1964 | 1964 | 1962 | 1975 | 1975 | 1983 | 1985 | 1979 | 1968 | 1970 | 1976 | 1968 | 1964 |
| Mean Precipitation (in.) | 0.46 | 0.37 | 0.22 | 0.21 | 0.29 | 0.72 | 1.36 | 2.29 | 1.36 | 0.91 | 0.53 | 0.68 | 9.40 |
| Highest Precipitation (in.) | 1.28 | 1.27 | 1.09 | 0.88 | 1.09 | 3.72 | 4.12 | 4.96 | 3.12 | 3.19 | 2.59 | 2.37 | 14.98 |
| Year Highest Occurred | 1985 | 1973 | 1968 | 1990 | 1984 | 1966 | 1973 | 1979 | 1974 | 1985 | 1978 | 1984 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 0.32 | 0.14 | 0.00 | 0.00 | 0.00 | 3.44 |
| Year Lowest Occurred | 1986 | 1984 | 1982 | 1989 | 1974 | 1989 | 1980 | 1964 | 1983 | 1979 | 1979 | 1980 | 1970 |
| Heating Degree Days (F) | 719. | 529. | 395. | 184. | 30. | 0. | 0. | 0. | 0. | 144. | 453. | 701. | 3155. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 28. | 123. | 360. | 477. | 397. | 204. | 29. | 0. | 0. | 1618. |