| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 65.9 | 69.9 | 74.2 | 82.3 | 90.5 | 100.0 | 99.8 | 97.4 | 94.2 | 85.5 | 74.5 | 66.1 | 83.4 |
| Highest Mean Max. Temperature (F) | 74.5 | 75.1 | 84.6 | 90.2 | 95.7 | 104.1 | 104.2 | 103.9 | 98.0 | 93.2 | 80.1 | 75.5 | 85.2 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1963 | 1961 | 1965 | 1962 | 1989 | 1965 | 1967 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 57.7 | 63.1 | 64.4 | 75.5 | 85.4 | 95.6 | 93.6 | 92.2 | 90.3 | 78.2 | 68.2 | 60.6 | 81.4 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1980 | 1984 | 1984 | 1984 | 1985 | 1984 | 1972 | 1978 | 1983 |
| Mean Temperature (F) | 49.2 | 52.6 | 56.7 | 63.4 | 71.4 | 80.9 | 85.0 | 82.6 | 77.8 | 67.6 | 56.7 | 49.7 | 66.1 |
| Highest Mean Temperature (F) | 54.9 | 57.0 | 64.0 | 69.8 | 76.4 | 85.2 | 87.7 | 87.2 | 80.7 | 71.8 | 61.9 | 55.9 | 68.1 |
| Year Highest Occurred | 1986 | 1968 | 1972 | 1989 | 1963 | 1990 | 1970 | 1962 | 1962 | 1963 | 1965 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 44.4 | 45.8 | 52.1 | 57.6 | 67.4 | 77.0 | 81.0 | 78.6 | 73.6 | 62.7 | 51.3 | 45.6 | 64.2 |
| Year Lowest Occurred | 1964 | 1964 | 1973 | 1983 | 1980 | 1965 | 1984 | 1990 | 1985 | 1971 | 1964 | 1974 | 1964 |
| Mean Min. Temperature (F) | 32.5 | 35.2 | 39.2 | 44.5 | 52.1 | 61.9 | 70.1 | 67.8 | 61.4 | 49.7 | 38.9 | 33.2 | 48.9 |
| Highest Mean Min. Temperature (F) | 39.3 | 41.5 | 44.4 | 49.4 | 57.1 | 68.0 | 72.7 | 71.1 | 65.7 | 55.6 | 44.8 | 37.9 | 51.5 |
| Year Highest Occurred | 1981 | 1968 | 1978 | 1989 | 1963 | 1981 | 1970 | 1986 | 1983 | 1977 | 1965 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 24.2 | 26.0 | 32.9 | 39.6 | 46.3 | 55.6 | 67.0 | 63.1 | 56.9 | 43.5 | 31.7 | 25.8 | 45.6 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1983 | 1967 | 1965 | 1987 | 1968 | 1985 | 1969 | 1964 | 1968 | 1964 |
| Mean Precipitation (in.) | 0.80 | 0.69 | 0.73 | 0.27 | 0.20 | 0.30 | 2.95 | 2.48 | 1.79 | 1.03 | 0.59 | 1.19 | 13.02 |
| Highest Precipitation (in.) | 2.80 | 2.17 | 2.42 | 1.90 | 1.38 | 1.68 | 8.85 | 6.31 | 5.97 | 5.10 | 2.96 | 4.33 | 24.93 |
| Year Highest Occurred | 1979 | 1986 | 1978 | 1988 | 1978 | 1980 | 1990 | 1984 | 1962 | 1983 | 1978 | 1967 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.36 | 0.70 | 0.00 | 0.00 | 0.00 | 0.00 | 6.82 |
| Year Lowest Occurred | 1972 | 1989 | 1984 | 1989 | 1988 | 1986 | 1987 | 1975 | 1973 | 1982 | 1990 | 1988 | 1973 |
| Heating Degree Days (F) | 490. | 347. | 270. | 112. | 12. | 0. | 0. | 0. | 0. | 45. | 257. | 474. | 2007. |
| Cooling Degree Days (F) | 0. | 0. | 13. | 64. | 210. | 477. | 620. | 546. | 384. | 126. | 8. | 0. | 2448. |