| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 46.1 | 53.8 | 62.6 | 72.7 | 82.7 | 93.6 | 98.1 | 95.3 | 87.3 | 74.0 | 58.4 | 47.1 | 72.6 |
| Highest Mean Max. Temperature (F) | 53.8 | 58.9 | 73.2 | 80.2 | 89.3 | 99.7 | 102.1 | 98.9 | 91.0 | 81.3 | 64.4 | 56.6 | 76.8 |
| Year Highest Occurred | 1989 | 1963 | 1989 | 1989 | 1984 | 1961 | 1989 | 1966 | 1979 | 1988 | 1988 | 1977 | 1989 |
| Lowest Mean Max. Temperature (F) | 35.9 | 43.6 | 56.3 | 65.0 | 77.2 | 86.8 | 91.2 | 90.3 | 80.6 | 66.1 | 52.1 | 37.4 | 70.2 |
| Year Lowest Occurred | 1973 | 1979 | 1973 | 1975 | 1980 | 1965 | 1990 | 1968 | 1986 | 1984 | 1972 | 1978 | 1982 |
| Mean Temperature (F) | 35.9 | 42.8 | 50.1 | 58.7 | 68.6 | 78.7 | 84.4 | 82.1 | 73.8 | 61.6 | 47.8 | 37.4 | 60.2 |
| Highest Mean Temperature (F) | 42.0 | 47.7 | 58.2 | 64.7 | 73.0 | 84.4 | 87.9 | 86.0 | 76.9 | 66.9 | 51.2 | 45.6 | 61.5 |
| Year Highest Occurred | 1986 | 1976 | 1972 | 1962 | 1984 | 1961 | 1963 | 1969 | 1984 | 1963 | 1965 | 1977 | 1981 |
| Lowest Mean Temperature (F) | 26.4 | 35.6 | 45.8 | 50.7 | 64.3 | 73.2 | 80.9 | 78.2 | 69.1 | 55.7 | 44.3 | 28.8 | 58.2 |
| Year Lowest Occurred | 1968 | 1979 | 1964 | 1975 | 1980 | 1965 | 1990 | 1968 | 1986 | 1984 | 1972 | 1967 | 1975 |
| Mean Min. Temperature (F) | 25.8 | 31.8 | 37.4 | 44.5 | 54.4 | 63.8 | 70.6 | 68.9 | 60.3 | 49.1 | 37.1 | 27.5 | 47.6 |
| Highest Mean Min. Temperature (F) | 33.1 | 37.6 | 44.1 | 49.4 | 58.5 | 69.1 | 73.9 | 73.5 | 64.8 | 54.0 | 40.9 | 34.5 | 49.7 |
| Year Highest Occurred | 1978 | 1976 | 1972 | 1981 | 1966 | 1961 | 1963 | 1969 | 1990 | 1963 | 1965 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 10.3 | 24.7 | 32.4 | 36.4 | 49.4 | 58.4 | 65.8 | 63.9 | 51.5 | 44.4 | 33.3 | 20.2 | 44.2 |
| Year Lowest Occurred | 1989 | 1964 | 1989 | 1975 | 1988 | 1979 | 1980 | 1988 | 1988 | 1982 | 1979 | 1967 | 1988 |
| Mean Precipitation (in.) | 0.48 | 0.58 | 0.68 | 0.40 | 0.36 | 0.22 | 0.65 | 0.72 | 0.54 | 0.62 | 0.66 | 0.42 | 6.33 |
| Highest Precipitation (in.) | 1.98 | 5.39 | 2.24 | 1.78 | 1.89 | 2.85 | 4.07 | 4.13 | 1.70 | 3.83 | 2.59 | 1.61 | 15.92 |
| Year Highest Occurred | 1989 | 1982 | 1961 | 1988 | 1965 | 1972 | 1983 | 1983 | 1983 | 1972 | 1978 | 1978 | 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 | 2.60 |
| Year Lowest Occurred | 1984 | 1989 | 1988 | 1989 | 1984 | 1989 | 1988 | 1976 | 1989 | 1964 | 1989 | 1985 | 1977 |
| Heating Degree Days (F) | 902. | 622. | 462. | 218. | 37. | 0. | 0. | 0. | 0. | 156. | 516. | 856. | 3769. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 29. | 148. | 411. | 601. | 530. | 268. | 51. | 0. | 0. | 2038. |