| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 56.5 | 61.6 | 71.2 | 79.8 | 87.4 | 93.4 | 95.4 | 94.1 | 85.4 | 77.3 | 66.2 | 58.4 | 77.2 |
| Highest Mean Max. Temperature (F) | 64.2 | 72.7 | 80.5 | 87.6 | 93.4 | 100.8 | 100.5 | 100.7 | 96.2 | 85.9 | 72.7 | 66.0 | 80.7 |
| Year Highest Occurred | 1971 | 1976 | 1974 | 1972 | 1962 | 1990 | 1981 | 1977 | 1977 | 1963 | 1981 | 1970 | 1977 |
| Lowest Mean Max. Temperature (F) | 46.6 | 55.5 | 62.4 | 72.8 | 82.1 | 87.6 | 87.7 | 86.6 | 76.9 | 71.5 | 58.7 | 49.6 | 75.5 |
| Year Lowest Occurred | 1979 | 1973 | 1969 | 1973 | 1987 | 1987 | 1976 | 1971 | 1974 | 1969 | 1972 | 1983 | 1968 |
| Mean Temperature (F) | 42.5 | 47.1 | 55.7 | 64.6 | 72.8 | 79.6 | 82.0 | 80.8 | 73.3 | 64.0 | 52.6 | 44.6 | 63.3 |
| Highest Mean Temperature (F) | 48.3 | 55.5 | 63.6 | 70.6 | 78.4 | 86.5 | 85.2 | 86.4 | 81.5 | 70.7 | 57.2 | 51.1 | 65.8 |
| Year Highest Occurred | 1965 | 1976 | 1974 | 1972 | 1974 | 1990 | 1966 | 1977 | 1977 | 1963 | 1965 | 1970 | 1977 |
| Lowest Mean Temperature (F) | 35.1 | 43.1 | 48.3 | 57.9 | 69.2 | 75.7 | 76.8 | 75.4 | 67.2 | 57.8 | 45.9 | 37.5 | 61.6 |
| Year Lowest Occurred | 1979 | 1978 | 1969 | 1973 | 1987 | 1987 | 1976 | 1971 | 1974 | 1976 | 1972 | 1983 | 1973 |
| Mean Min. Temperature (F) | 28.5 | 32.6 | 40.2 | 49.4 | 58.1 | 65.7 | 68.5 | 67.5 | 61.1 | 50.6 | 38.9 | 30.8 | 49.3 |
| Highest Mean Min. Temperature (F) | 34.5 | 38.2 | 46.6 | 56.0 | 64.0 | 72.2 | 71.1 | 72.1 | 66.8 | 56.7 | 43.3 | 38.6 | 51.2 |
| Year Highest Occurred | 1965 | 1976 | 1974 | 1963 | 1974 | 1990 | 1966 | 1977 | 1977 | 1983 | 1983 | 1965 | 1974 |
| Lowest Mean Min. Temperature (F) | 22.5 | 28.6 | 33.6 | 42.5 | 53.0 | 62.7 | 65.6 | 64.2 | 57.1 | 43.6 | 32.9 | 23.5 | 47.2 |
| Year Lowest Occurred | 1963 | 1979 | 1965 | 1980 | 1970 | 1973 | 1961 | 1971 | 1989 | 1976 | 1976 | 1989 | 1988 |
| Mean Precipitation (in.) | 0.40 | 0.62 | 0.58 | 0.83 | 1.98 | 1.55 | 1.70 | 1.69 | 2.62 | 1.74 | 0.69 | 0.56 | 14.96 |
| Highest Precipitation (in.) | 1.33 | 1.93 | 2.86 | 2.44 | 4.96 | 3.42 | 7.73 | 4.43 | 9.70 | 7.45 | 2.32 | 3.30 | 32.13 |
| Year Highest Occurred | 1961 | 1987 | 1970 | 1966 | 1968 | 1986 | 1975 | 1974 | 1980 | 1986 | 1968 | 1986 | 1986 |
| Lowest Precipitation (in.) | 0.00 | 0.01 | 0.00 | 0.00 | 0.14 | 0.01 | 0.00 | 0.17 | 0.08 | 0.00 | 0.00 | 0.00 | 6.84 |
| Year Lowest Occurred | 1971 | 1971 | 1984 | 1964 | 1962 | 1990 | 1983 | 1967 | 1979 | 1988 | 1988 | 1973 | 1977 |
| Heating Degree Days (F) | 698. | 501. | 309. | 108. | 10. | 0. | 0. | 0. | 10. | 106. | 377. | 632. | 2751. |
| Cooling Degree Days (F) | 0. | 0. | 21. | 96. | 252. | 438. | 527. | 490. | 259. | 75. | 5. | 0. | 2163. |