| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 57.8 | 60.9 | 63.8 | 71.7 | 80.2 | 90.6 | 94.5 | 92.1 | 87.1 | 77.8 | 66.4 | 58.3 | 75.1 |
| Highest Mean Max. Temperature (F) | 65.8 | 67.4 | 75.8 | 79.5 | 87.3 | 96.1 | 98.5 | 96.6 | 94.0 | 83.6 | 72.2 | 66.5 | 77.5 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1974 | 1971 | 1962 | 1979 | 1965 | 1989 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 49.3 | 54.6 | 54.2 | 63.7 | 73.1 | 85.1 | 91.0 | 87.7 | 80.8 | 70.1 | 61.0 | 51.6 | 73.3 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1984 | 1968 | 1986 | 1972 | 1972 | 1971 | 1987 |
| Mean Temperature (F) | 45.2 | 47.9 | 50.7 | 57.6 | 65.8 | 75.9 | 81.0 | 78.9 | 73.7 | 64.0 | 53.1 | 45.9 | 61.6 |
| Highest Mean Temperature (F) | 51.5 | 54.1 | 59.7 | 65.3 | 72.8 | 80.9 | 84.0 | 83.2 | 78.1 | 69.7 | 58.8 | 53.4 | 63.9 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1961 | 1971 | 1962 | 1979 | 1988 | 1962 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 39.3 | 42.6 | 43.3 | 50.0 | 60.0 | 70.7 | 77.1 | 74.5 | 68.7 | 57.9 | 47.8 | 40.1 | 60.1 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1968 | 1968 | 1986 | 1971 | 1972 | 1967 | 1975 |
| Mean Min. Temperature (F) | 32.7 | 34.8 | 37.6 | 43.4 | 51.4 | 61.2 | 67.4 | 65.7 | 60.4 | 50.1 | 39.7 | 33.5 | 48.2 |
| Highest Mean Min. Temperature (F) | 37.1 | 40.8 | 43.7 | 51.1 | 58.2 | 67.0 | 70.1 | 69.7 | 66.8 | 56.7 | 47.0 | 40.3 | 50.3 |
| Year Highest Occurred | 1986 | 1963 | 1989 | 1989 | 1984 | 1961 | 1961 | 1962 | 1983 | 1988 | 1962 | 1980 | 1989 |
| Lowest Mean Min. Temperature (F) | 29.2 | 30.6 | 32.3 | 36.2 | 46.8 | 56.3 | 62.9 | 61.2 | 55.8 | 44.9 | 34.5 | 28.4 | 45.6 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1968 | 1968 | 1970 | 1971 | 1972 | 1967 | 1975 |
| Mean Precipitation (in.) | 1.52 | 1.55 | 1.63 | 0.68 | 0.33 | 0.21 | 1.50 | 2.41 | 1.31 | 1.02 | 1.34 | 1.44 | 14.94 |
| Highest Precipitation (in.) | 5.56 | 5.76 | 5.79 | 4.56 | 1.40 | 1.06 | 4.48 | 6.01 | 4.37 | 5.94 | 4.70 | 5.91 | 28.10 |
| Year Highest Occurred | 1980 | 1976 | 1978 | 1965 | 1971 | 1972 | 1990 | 1988 | 1983 | 1972 | 1985 | 1965 | 1965 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 9.21 |
| Year Lowest Occurred | 1972 | 1984 | 1972 | 1989 | 1988 | 1989 | 1963 | 1975 | 1988 | 1973 | 1989 | 1963 | 1961 |
| Heating Degree Days (F) | 614. | 479. | 450. | 256. | 78. | 0. | 0. | 0. | 6. | 117. | 361. | 592. | 2953. |
| Cooling Degree Days (F) | 0. | 0. | 7. | 34. | 103. | 327. | 496. | 431. | 267. | 86. | 0. | 0. | 1751. |