| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 59.8 | 65.5 | 70.1 | 77.6 | 87.0 | 96.9 | 102.9 | 100.8 | 93.4 | 83.0 | 68.7 | 59.4 | 80.4 |
| Highest Mean Max. Temperature (F) | 66.2 | 71.6 | 80.4 | 87.4 | 94.1 | 102.9 | 107.0 | 105.2 | 98.5 | 91.0 | 74.9 | 67.7 | 82.9 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1981 | 1972 | 1981 | 1974 | 1988 | 1976 | 1980 | 1981 |
| Lowest Mean Max. Temperature (F) | 52.1 | 56.6 | 63.7 | 64.7 | 77.0 | 91.5 | 98.4 | 95.6 | 87.6 | 76.4 | 63.0 | 50.3 | 78.6 |
| Year Lowest Occurred | 1979 | 1969 | 1962 | 1967 | 1977 | 1965 | 1987 | 1968 | 1986 | 1972 | 1964 | 1984 | 1965 |
| Mean Temperature (F) | 44.9 | 49.9 | 54.0 | 60.5 | 69.6 | 78.5 | 84.3 | 82.7 | 75.5 | 65.5 | 52.9 | 44.5 | 63.6 |
| Highest Mean Temperature (F) | 50.5 | 56.9 | 61.7 | 70.0 | 75.9 | 83.4 | 87.9 | 86.8 | 79.5 | 72.1 | 58.1 | 50.4 | 65.6 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1961 | 1961 | 1967 | 1984 | 1988 | 1967 | 1980 | 1986 |
| Lowest Mean Temperature (F) | 40.8 | 44.1 | 49.1 | 50.2 | 61.0 | 73.8 | 79.6 | 77.1 | 70.0 | 60.5 | 48.2 | 39.3 | 62.3 |
| Year Lowest Occurred | 1979 | 1969 | 1962 | 1967 | 1977 | 1965 | 1987 | 1976 | 1965 | 1971 | 1964 | 1990 | 1965 |
| Mean Min. Temperature (F) | 29.9 | 34.3 | 37.9 | 43.3 | 52.2 | 60.0 | 65.7 | 64.5 | 57.6 | 47.9 | 37.1 | 29.6 | 46.7 |
| Highest Mean Min. Temperature (F) | 37.2 | 42.2 | 44.1 | 52.6 | 57.7 | 65.8 | 70.8 | 69.5 | 62.9 | 53.2 | 44.7 | 36.1 | 49.3 |
| Year Highest Occurred | 1978 | 1963 | 1989 | 1989 | 1984 | 1961 | 1984 | 1967 | 1984 | 1988 | 1967 | 1977 | 1986 |
| Lowest Mean Min. Temperature (F) | 24.5 | 28.5 | 33.7 | 35.6 | 44.9 | 54.8 | 60.7 | 57.7 | 51.7 | 42.4 | 30.5 | 22.3 | 44.7 |
| Year Lowest Occurred | 1963 | 1966 | 1977 | 1967 | 1977 | 1980 | 1987 | 1976 | 1965 | 1971 | 1979 | 1990 | 1975 |
| Mean Precipitation (in.) | 0.70 | 0.86 | 0.66 | 0.21 | 0.08 | 0.02 | 0.21 | 0.38 | 0.23 | 0.09 | 0.53 | 0.52 | 4.49 |
| Highest Precipitation (in.) | 2.81 | 4.58 | 3.77 | 1.81 | 0.79 | 0.20 | 1.54 | 2.91 | 1.71 | 0.70 | 2.47 | 1.93 | 11.68 |
| Year Highest Occurred | 1979 | 1980 | 1978 | 1965 | 1977 | 1982 | 1968 | 1977 | 1976 | 1974 | 1965 | 1965 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.59 |
| Year Lowest Occurred | 1984 | 1984 | 1985 | 1989 | 1988 | 1990 | 1990 | 1989 | 1986 | 1989 | 1989 | 1989 | 1989 |
| Heating Degree Days (F) | 623. | 423. | 349. | 206. | 37. | 0. | 0. | 0. | 0. | 87. | 363. | 636. | 2724. |
| Cooling Degree Days (F) | 0. | 0. | 8. | 71. | 180. | 405. | 598. | 549. | 318. | 102. | 0. | 0. | 2231. |