| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 70.5 | 70.0 | 71.1 | 72.1 | 75.5 | 81.1 | 83.5 | 84.4 | 84.0 | 81.3 | 77.0 | 73.0 | 77.0 |
| Highest Mean Max. Temperature (F) | 73.8 | 75.4 | 77.4 | 78.3 | 79.5 | 87.2 | 88.2 | 88.6 | 86.8 | 85.0 | 81.3 | 75.7 | 79.9 |
| Year Highest Occurred | 1989 | 1974 | 1973 | 1984 | 1985 | 1984 | 1984 | 1987 | 1979 | 1983 | 1974 | 1988 | 1984 |
| Lowest Mean Max. Temperature (F) | 66.7 | 66.6 | 66.5 | 66.0 | 70.8 | 75.8 | 79.7 | 81.1 | 80.1 | 78.2 | 74.0 | 69.5 | 73.9 |
| Year Lowest Occurred | 1965 | 1968 | 1967 | 1961 | 1961 | 1962 | 1965 | 1965 | 1965 | 1966 | 1965 | 1971 | 1965 |
| Mean Temperature (F) | 66.4 | 66.0 | 67.0 | 67.9 | 71.4 | 76.9 | 79.2 | 80.0 | 79.5 | 77.0 | 73.0 | 68.9 | 72.8 |
| Highest Mean Temperature (F) | 69.3 | 71.1 | 72.1 | 73.8 | 75.2 | 82.2 | 82.9 | 83.5 | 81.7 | 80.2 | 77.1 | 71.8 | 75.4 |
| Year Highest Occurred | 1989 | 1974 | 1973 | 1984 | 1985 | 1984 | 1984 | 1987 | 1983 | 1983 | 1974 | 1970 | 1984 |
| Lowest Mean Temperature (F) | 63.1 | 62.8 | 62.6 | 63.0 | 67.9 | 73.0 | 76.4 | 77.9 | 76.8 | 74.7 | 69.9 | 65.1 | 70.6 |
| Year Lowest Occurred | 1965 | 1968 | 1967 | 1961 | 1986 | 1962 | 1966 | 1964 | 1965 | 1966 | 1977 | 1971 | 1965 |
| Mean Min. Temperature (F) | 62.2 | 62.0 | 62.8 | 63.6 | 67.3 | 72.6 | 74.9 | 75.6 | 75.0 | 72.6 | 69.0 | 64.7 | 68.5 |
| Highest Mean Min. Temperature (F) | 65.1 | 66.7 | 66.7 | 69.2 | 70.9 | 77.2 | 77.6 | 78.4 | 77.0 | 75.3 | 72.9 | 68.5 | 70.8 |
| Year Highest Occurred | 1964 | 1974 | 1973 | 1984 | 1985 | 1984 | 1984 | 1987 | 1983 | 1983 | 1974 | 1970 | 1984 |
| Lowest Mean Min. Temperature (F) | 59.4 | 58.1 | 58.7 | 59.9 | 63.2 | 69.5 | 71.9 | 73.2 | 72.2 | 70.6 | 65.6 | 60.6 | 67.1 |
| Year Lowest Occurred | 1965 | 1977 | 1967 | 1961 | 1986 | 1966 | 1966 | 1977 | 1975 | 1969 | 1977 | 1971 | 1977 |
| Mean Precipitation (in.) | 4.78 | 3.68 | 3.69 | 2.80 | 2.17 | 1.95 | 3.54 | 4.10 | 3.59 | 3.43 | 4.44 | 4.36 | 42.53 |
| Highest Precipitation (in.) | 8.89 | 8.07 | 13.14 | 11.81 | 11.10 | 7.74 | 13.28 | 12.10 | 7.74 | 9.80 | 11.99 | 17.85 | 61.13 |
| Year Highest Occurred | 1974 | 1967 | 1963 | 1962 | 1970 | 1961 | 1967 | 1983 | 1984 | 1961 | 1970 | 1968 | 1963 |
| Lowest Precipitation (in.) | 1.70 | 0.88 | 0.04 | 0.09 | 0.19 | 0.23 | 0.64 | 0.69 | 1.07 | 0.28 | 0.80 | 0.52 | 21.02 |
| Year Lowest Occurred | 1990 | 1966 | 1968 | 1980 | 1990 | 1977 | 1988 | 1987 | 1964 | 1986 | 1986 | 1975 | 1987 |
| Heating Degree Days (F) | 29. | 33. | 31. | 25. | 7. | 0. | 0. | 0. | 0. | 0. | 0. | 9. | 134. |
| Cooling Degree Days (F) | 72. | 61. | 93. | 112. | 205. | 357. | 440. | 465. | 435. | 372. | 240. | 130. | 2982. |