| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 64.8 | 65.0 | 64.9 | 66.3 | 67.6 | 70.0 | 73.5 | 75.7 | 75.3 | 73.2 | 68.9 | 65.1 | 69.2 |
| Highest Mean Max. Temperature (F) | 69.6 | 70.4 | 68.3 | 69.5 | 71.4 | 75.9 | 77.8 | 81.5 | 81.0 | 79.3 | 77.3 | 70.9 | 72.5 |
| Year Highest Occurred | 1976 | 1977 | 1978 | 1968 | 1970 | 1981 | 1984 | 1971 | 1963 | 1965 | 1976 | 1976 | 1976 |
| Lowest Mean Max. Temperature (F) | 61.3 | 58.1 | 58.9 | 63.0 | 62.7 | 64.2 | 64.2 | 69.4 | 67.5 | 67.1 | 63.9 | 58.9 | 65.7 |
| Year Lowest Occurred | 1987 | 1962 | 1962 | 1985 | 1985 | 1962 | 1962 | 1986 | 1986 | 1988 | 1985 | 1961 | 1987 |
| Mean Temperature (F) | 54.5 | 55.1 | 56.0 | 58.1 | 60.9 | 64.1 | 67.6 | 69.4 | 68.1 | 64.4 | 58.9 | 54.7 | 61.0 |
| Highest Mean Temperature (F) | 58.0 | 60.0 | 59.3 | 61.1 | 63.6 | 69.5 | 72.8 | 73.6 | 74.4 | 68.8 | 66.6 | 58.2 | 62.9 |
| Year Highest Occurred | 1986 | 1963 | 1978 | 1966 | 1966 | 1981 | 1984 | 1971 | 1984 | 1983 | 1976 | 1976 | 1984 |
| Lowest Mean Temperature (F) | 51.4 | 50.7 | 51.2 | 54.4 | 57.1 | 58.8 | 61.0 | 65.0 | 63.0 | 61.0 | 55.7 | 51.2 | 58.7 |
| Year Lowest Occurred | 1972 | 1990 | 1962 | 1975 | 1975 | 1975 | 1962 | 1975 | 1986 | 1961 | 1961 | 1987 | 1975 |
| Mean Min. Temperature (F) | 44.1 | 45.2 | 47.2 | 49.8 | 54.2 | 58.1 | 61.6 | 63.1 | 60.8 | 55.5 | 48.7 | 44.2 | 52.7 |
| Highest Mean Min. Temperature (F) | 49.5 | 51.2 | 51.5 | 54.8 | 58.2 | 63.0 | 67.7 | 68.1 | 68.2 | 61.1 | 55.8 | 48.3 | 55.4 |
| Year Highest Occurred | 1986 | 1963 | 1983 | 1989 | 1981 | 1981 | 1984 | 1984 | 1984 | 1983 | 1976 | 1983 | 1983 |
| Lowest Mean Min. Temperature (F) | 40.6 | 40.5 | 41.7 | 43.6 | 47.2 | 48.4 | 54.4 | 55.5 | 58.0 | 51.3 | 45.6 | 38.6 | 48.4 |
| Year Lowest Occurred | 1972 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1964 | 1961 | 1964 | 1968 | 1975 |
| Mean Precipitation (in.) | 2.03 | 1.91 | 1.92 | 0.94 | 0.22 | 0.09 | 0.03 | 0.12 | 0.34 | 0.36 | 1.39 | 1.58 | 10.93 |
| Highest Precipitation (in.) | 7.96 | 6.61 | 6.73 | 3.77 | 1.33 | 0.68 | 0.37 | 2.81 | 3.09 | 2.56 | 6.26 | 4.09 | 26.32 |
| Year Highest Occurred | 1980 | 1980 | 1978 | 1965 | 1977 | 1990 | 1968 | 1977 | 1963 | 1987 | 1965 | 1965 | 1978 |
| 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 | 3.17 |
| Year Lowest Occurred | 1976 | 1967 | 1984 | 1989 | 1988 | 1988 | 1990 | 1989 | 1988 | 1990 | 1989 | 1989 | 1989 |
| Heating Degree Days (F) | 326. | 280. | 279. | 207. | 141. | 86. | 41. | 28. | 38. | 71. | 194. | 319. | 2010. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 14. | 59. | 122. | 165. | 131. | 53. | 11. | 0. | 555. |