| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 54.3 | 62.4 | 68.2 | 76.3 | 85.7 | 93.5 | 99.0 | 97.1 | 91.0 | 81.3 | 66.0 | 54.3 | 77.4 |
| Highest Mean Max. Temperature (F) | 61.5 | 67.2 | 76.6 | 84.5 | 91.5 | 98.9 | 103.3 | 103.3 | 96.6 | 87.7 | 70.7 | 62.5 | 79.6 |
| Year Highest Occurred | 1986 | 1988 | 1972 | 1987 | 1973 | 1961 | 1961 | 1967 | 1974 | 1978 | 1962 | 1979 | 1970 |
| Lowest Mean Max. Temperature (F) | 46.9 | 55.7 | 61.5 | 62.5 | 77.0 | 87.9 | 91.8 | 91.4 | 83.7 | 76.2 | 59.0 | 44.6 | 75.2 |
| Year Lowest Occurred | 1972 | 1962 | 1973 | 1967 | 1977 | 1965 | 1987 | 1976 | 1985 | 1984 | 1972 | 1963 | 1982 |
| Mean Temperature (F) | 45.1 | 50.9 | 55.2 | 61.0 | 68.7 | 75.9 | 80.6 | 79.3 | 73.8 | 65.1 | 53.1 | 44.8 | 62.8 |
| Highest Mean Temperature (F) | 52.3 | 56.5 | 59.7 | 67.2 | 73.4 | 80.3 | 84.7 | 85.4 | 78.3 | 69.1 | 58.2 | 51.8 | 64.1 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1987 | 1984 | 1961 | 1967 | 1967 | 1967 | 1987 | 1967 | 1977 | 1986 |
| Lowest Mean Temperature (F) | 39.6 | 46.3 | 50.0 | 52.3 | 62.8 | 71.1 | 75.7 | 74.8 | 69.1 | 60.1 | 50.0 | 40.3 | 60.9 |
| Year Lowest Occurred | 1972 | 1971 | 1973 | 1967 | 1977 | 1980 | 1987 | 1976 | 1986 | 1969 | 1972 | 1963 | 1971 |
| Mean Min. Temperature (F) | 35.9 | 39.4 | 42.1 | 45.6 | 51.7 | 58.1 | 62.2 | 61.5 | 56.6 | 48.8 | 40.2 | 35.3 | 48.1 |
| Highest Mean Min. Temperature (F) | 43.2 | 46.6 | 48.6 | 51.2 | 55.8 | 62.3 | 67.5 | 67.4 | 62.6 | 55.1 | 46.6 | 43.1 | 50.9 |
| Year Highest Occurred | 1978 | 1968 | 1978 | 1989 | 1984 | 1985 | 1984 | 1967 | 1967 | 1987 | 1967 | 1977 | 1983 |
| Lowest Mean Min. Temperature (F) | 28.4 | 33.7 | 36.5 | 38.9 | 48.5 | 52.7 | 57.6 | 56.9 | 50.9 | 42.1 | 33.9 | 28.0 | 45.0 |
| Year Lowest Occurred | 1963 | 1964 | 1977 | 1970 | 1977 | 1980 | 1973 | 1981 | 1970 | 1969 | 1969 | 1990 | 1971 |
| Mean Precipitation (in.) | 1.30 | 1.40 | 1.07 | 0.65 | 0.16 | 0.05 | 0.01 | 0.01 | 0.25 | 0.29 | 0.89 | 0.96 | 7.04 |
| Highest Precipitation (in.) | 6.06 | 4.37 | 3.31 | 2.46 | 1.31 | 0.44 | 0.09 | 0.08 | 2.17 | 1.45 | 2.59 | 3.28 | 13.92 |
| Year Highest Occurred | 1969 | 1962 | 1978 | 1967 | 1971 | 1967 | 1969 | 1983 | 1976 | 1968 | 1970 | 1977 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.18 |
| Year Lowest Occurred | 1976 | 1977 | 1972 | 1966 | 1986 | 1990 | 1990 | 1990 | 1988 | 1988 | 1980 | 1989 | 1975 |
| Heating Degree Days (F) | 617. | 395. | 309. | 178. | 33. | 0. | 0. | 0. | 0. | 79. | 357. | 626. | 2594. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 58. | 148. | 327. | 484. | 443. | 269. | 82. | 0. | 0. | 1811. |