| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 57.3 | 63.7 | 70.5 | 79.6 | 87.2 | 95.9 | 96.5 | 93.1 | 87.5 | 79.0 | 66.9 | 58.3 | 78.0 |
| Highest Mean Max. Temperature (F) | 63.7 | 71.1 | 80.0 | 85.1 | 92.4 | 101.6 | 101.2 | 98.6 | 93.3 | 84.8 | 75.8 | 63.3 | 80.6 |
| Year Highest Occurred | 1974 | 1972 | 1972 | 1989 | 1963 | 1980 | 1963 | 1969 | 1977 | 1964 | 1965 | 1970 | 1965 |
| Lowest Mean Max. Temperature (F) | 52.1 | 57.3 | 64.4 | 70.2 | 82.6 | 91.9 | 91.5 | 88.5 | 81.8 | 72.2 | 61.2 | 51.8 | 75.9 |
| Year Lowest Occurred | 1979 | 1964 | 1969 | 1983 | 1987 | 1984 | 1968 | 1974 | 1978 | 1976 | 1986 | 1982 | 1987 |
| Mean Temperature (F) | 42.4 | 47.7 | 53.5 | 62.0 | 69.4 | 78.4 | 81.0 | 78.1 | 72.5 | 62.5 | 51.1 | 43.2 | 61.8 |
| Highest Mean Temperature (F) | 47.9 | 53.8 | 59.7 | 66.7 | 74.0 | 84.6 | 84.5 | 82.8 | 77.1 | 66.3 | 58.4 | 47.9 | 63.8 |
| Year Highest Occurred | 1965 | 1972 | 1967 | 1989 | 1963 | 1990 | 1980 | 1969 | 1983 | 1963 | 1965 | 1977 | 1965 |
| Lowest Mean Temperature (F) | 38.6 | 40.4 | 48.3 | 54.7 | 66.3 | 75.1 | 77.8 | 74.5 | 69.3 | 56.6 | 46.6 | 39.6 | 60.1 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1983 | 1979 | 1979 | 1976 | 1974 | 1978 | 1976 | 1976 | 1989 | 1973 |
| Mean Min. Temperature (F) | 27.4 | 31.7 | 36.5 | 44.4 | 51.5 | 60.8 | 65.4 | 63.1 | 57.4 | 46.0 | 35.3 | 28.0 | 45.6 |
| Highest Mean Min. Temperature (F) | 32.9 | 36.9 | 40.8 | 50.6 | 55.5 | 68.4 | 68.1 | 66.9 | 61.8 | 50.8 | 40.9 | 32.8 | 47.4 |
| Year Highest Occurred | 1969 | 1968 | 1989 | 1986 | 1963 | 1990 | 1980 | 1969 | 1983 | 1987 | 1965 | 1977 | 1986 |
| Lowest Mean Min. Temperature (F) | 22.0 | 23.4 | 32.2 | 37.3 | 46.3 | 55.9 | 63.0 | 60.2 | 54.2 | 41.0 | 30.2 | 19.2 | 43.1 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1973 | 1972 | 1983 | 1975 | 1979 | 1975 | 1976 | 1976 | 1973 | 1973 |
| Mean Precipitation (in.) | 0.46 | 0.32 | 0.24 | 0.25 | 0.52 | 1.03 | 1.85 | 2.38 | 1.93 | 1.18 | 0.57 | 0.67 | 11.40 |
| Highest Precipitation (in.) | 1.44 | 0.92 | 1.17 | 1.27 | 2.15 | 6.05 | 6.48 | 6.38 | 5.94 | 3.54 | 2.77 | 2.88 | 20.85 |
| Year Highest Occurred | 1973 | 1980 | 1985 | 1966 | 1988 | 1966 | 1974 | 1984 | 1962 | 1983 | 1986 | 1982 | 1984 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 5.51 |
| Year Lowest Occurred | 1974 | 1984 | 1988 | 1989 | 1972 | 1980 | 1967 | 1962 | 1973 | 1989 | 1989 | 1980 | 1964 |
| Heating Degree Days (F) | 701. | 484. | 361. | 148. | 19. | 0. | 0. | 0. | 0. | 128. | 417. | 676. | 2934. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 58. | 155. | 402. | 496. | 406. | 228. | 51. | 0. | 0. | 1796. |