| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 52.8 | 56.5 | 64.2 | 73.0 | 81.0 | 89.4 | 92.6 | 90.2 | 83.0 | 74.7 | 62.5 | 53.0 | 72.7 |
| Highest Mean Max. Temperature (F) | 60.9 | 65.4 | 73.2 | 79.0 | 88.3 | 99.0 | 98.4 | 94.2 | 89.3 | 81.0 | 69.6 | 64.3 | 75.4 |
| Year Highest Occurred | 1969 | 1976 | 1974 | 1972 | 1974 | 1990 | 1980 | 1962 | 1977 | 1979 | 1973 | 1980 | 1977 |
| Lowest Mean Max. Temperature (F) | 40.9 | 45.8 | 56.3 | 65.6 | 77.4 | 84.6 | 87.7 | 85.4 | 77.6 | 65.8 | 51.3 | 42.7 | 70.4 |
| Year Lowest Occurred | 1979 | 1964 | 1965 | 1973 | 1987 | 1989 | 1975 | 1971 | 1974 | 1984 | 1972 | 1983 | 1984 |
| Mean Temperature (F) | 37.3 | 41.0 | 48.4 | 57.4 | 65.8 | 74.5 | 78.4 | 76.2 | 69.1 | 59.2 | 47.8 | 38.2 | 57.8 |
| Highest Mean Temperature (F) | 44.7 | 48.7 | 55.2 | 61.9 | 71.7 | 82.3 | 82.8 | 79.4 | 74.0 | 63.2 | 53.4 | 46.2 | 60.1 |
| Year Highest Occurred | 1969 | 1976 | 1974 | 1981 | 1974 | 1990 | 1980 | 1977 | 1977 | 1963 | 1965 | 1980 | 1977 |
| Lowest Mean Temperature (F) | 28.6 | 32.4 | 40.0 | 51.2 | 61.9 | 70.4 | 75.1 | 72.6 | 64.7 | 54.2 | 40.2 | 29.9 | 56.4 |
| Year Lowest Occurred | 1979 | 1964 | 1965 | 1973 | 1983 | 1983 | 1975 | 1966 | 1974 | 1984 | 1972 | 1983 | 1961 |
| Mean Min. Temperature (F) | 21.7 | 25.5 | 32.6 | 41.7 | 50.6 | 59.5 | 64.2 | 62.1 | 55.0 | 43.6 | 33.0 | 23.3 | 42.7 |
| Highest Mean Min. Temperature (F) | 28.4 | 31.9 | 38.5 | 48.1 | 55.0 | 65.5 | 67.3 | 65.9 | 59.0 | 47.4 | 37.8 | 28.4 | 44.7 |
| Year Highest Occurred | 1969 | 1976 | 1986 | 1981 | 1974 | 1990 | 1969 | 1969 | 1990 | 1974 | 1965 | 1977 | 1977 |
| Lowest Mean Min. Temperature (F) | 10.5 | 19.0 | 23.6 | 36.7 | 46.2 | 54.6 | 61.2 | 56.8 | 51.7 | 39.5 | 26.5 | 16.6 | 40.6 |
| Year Lowest Occurred | 1963 | 1964 | 1965 | 1973 | 1983 | 1965 | 1965 | 1965 | 1974 | 1976 | 1979 | 1963 | 1963 |
| Mean Precipitation (in.) | 0.35 | 0.55 | 0.67 | 0.93 | 1.54 | 2.00 | 2.56 | 2.72 | 1.75 | 1.15 | 0.74 | 0.41 | 15.37 |
| Highest Precipitation (in.) | 1.19 | 1.63 | 3.40 | 3.13 | 3.63 | 5.34 | 5.96 | 6.30 | 4.56 | 4.71 | 3.45 | 1.61 | 22.12 |
| Year Highest Occurred | 1987 | 1983 | 1985 | 1977 | 1987 | 1986 | 1967 | 1980 | 1972 | 1985 | 1986 | 1984 | 1986 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.07 | 0.24 | 0.24 | 0.18 | 0.00 | 0.00 | 0.00 | 10.28 |
| Year Lowest Occurred | 1969 | 1988 | 1966 | 1972 | 1974 | 1990 | 1987 | 1976 | 1966 | 1975 | 1989 | 1981 | 1964 |
| Heating Degree Days (F) | 859. | 672. | 515. | 244. | 56. | 7. | 0. | 0. | 14. | 198. | 516. | 831. | 3912. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 16. | 81. | 292. | 415. | 347. | 137. | 18. | 0. | 0. | 1306. |