| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 58.2 | 63.3 | 70.7 | 79.6 | 87.5 | 95.3 | 94.7 | 91.8 | 86.6 | 78.7 | 66.9 | 59.2 | 77.7 |
| Highest Mean Max. Temperature (F) | 64.7 | 70.6 | 78.7 | 85.4 | 91.6 | 103.4 | 100.5 | 99.0 | 93.8 | 85.1 | 76.6 | 66.1 | 79.5 |
| Year Highest Occurred | 1986 | 1976 | 1967 | 1972 | 1974 | 1980 | 1980 | 1962 | 1977 | 1979 | 1981 | 1981 | 1977 |
| Lowest Mean Max. Temperature (F) | 51.6 | 57.2 | 65.4 | 68.5 | 81.2 | 88.9 | 89.9 | 87.0 | 80.8 | 71.4 | 58.9 | 50.1 | 75.2 |
| Year Lowest Occurred | 1979 | 1964 | 1969 | 1983 | 1987 | 1986 | 1975 | 1988 | 1974 | 1984 | 1976 | 1982 | 1987 |
| Mean Temperature (F) | 41.6 | 45.6 | 51.7 | 60.1 | 68.3 | 76.8 | 78.9 | 76.6 | 70.8 | 61.0 | 49.5 | 42.3 | 60.3 |
| Highest Mean Temperature (F) | 47.0 | 50.1 | 58.1 | 65.6 | 72.1 | 82.3 | 82.7 | 81.7 | 76.4 | 63.7 | 55.0 | 48.0 | 62.0 |
| Year Highest Occurred | 1969 | 1976 | 1972 | 1982 | 1974 | 1980 | 1980 | 1969 | 1977 | 1963 | 1965 | 1977 | 1981 |
| Lowest Mean Temperature (F) | 37.7 | 38.9 | 45.5 | 51.9 | 63.3 | 73.5 | 75.2 | 73.6 | 67.0 | 56.6 | 42.6 | 38.2 | 58.2 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1983 | 1975 | 1983 | 1975 | 1990 | 1974 | 1970 | 1976 | 1982 | 1987 |
| Mean Min. Temperature (F) | 25.0 | 27.8 | 32.7 | 40.5 | 49.0 | 58.1 | 63.0 | 61.3 | 54.9 | 43.2 | 32.1 | 25.5 | 42.8 |
| Highest Mean Min. Temperature (F) | 29.6 | 33.4 | 38.6 | 53.8 | 54.8 | 65.3 | 65.4 | 65.4 | 59.5 | 48.3 | 38.2 | 31.8 | 45.5 |
| Year Highest Occurred | 1965 | 1986 | 1982 | 1982 | 1981 | 1990 | 1963 | 1969 | 1962 | 1983 | 1978 | 1984 | 1982 |
| Lowest Mean Min. Temperature (F) | 19.5 | 20.6 | 25.5 | 33.6 | 41.8 | 52.3 | 60.4 | 56.7 | 49.8 | 39.2 | 25.0 | 20.1 | 39.6 |
| Year Lowest Occurred | 1964 | 1964 | 1969 | 1975 | 1975 | 1983 | 1975 | 1973 | 1979 | 1980 | 1979 | 1989 | 1975 |
| Mean Precipitation (in.) | 0.43 | 0.32 | 0.24 | 0.24 | 0.51 | 1.09 | 1.46 | 2.22 | 1.85 | 0.85 | 0.42 | 0.40 | 10.03 |
| Highest Precipitation (in.) | 2.14 | 1.64 | 0.93 | 1.36 | 1.97 | 4.86 | 3.66 | 6.05 | 8.15 | 3.20 | 1.73 | 1.80 | 20.14 |
| Year Highest Occurred | 1981 | 1973 | 1964 | 1977 | 1986 | 1966 | 1975 | 1989 | 1974 | 1984 | 1986 | 1984 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 5.29 |
| Year Lowest Occurred | 1988 | 1989 | 1988 | 1989 | 1974 | 1990 | 1966 | 1962 | 1973 | 1989 | 1989 | 1988 | 1961 |
| Heating Degree Days (F) | 725. | 543. | 417. | 185. | 27. | 0. | 0. | 0. | 8. | 145. | 465. | 704. | 3219. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 38. | 129. | 354. | 431. | 360. | 182. | 21. | 0. | 0. | 1515. |