| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 63.9 | 67.8 | 72.8 | 81.2 | 89.9 | 99.6 | 99.4 | 96.8 | 93.3 | 84.3 | 72.7 | 64.3 | 82.2 |
| Highest Mean Max. Temperature (F) | 71.7 | 71.8 | 82.0 | 91.8 | 97.9 | 105.7 | 105.4 | 100.9 | 99.2 | 89.8 | 78.4 | 71.0 | 86.4 |
| Year Highest Occurred | 1986 | 1972 | 1989 | 1989 | 1984 | 1990 | 1980 | 1985 | 1989 | 1988 | 1981 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 57.8 | 59.8 | 62.9 | 72.8 | 85.0 | 93.6 | 94.4 | 91.9 | 87.4 | 76.3 | 65.7 | 58.4 | 79.5 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1975 | 1965 | 1976 | 1971 | 1964 | 1971 | 1972 | 1971 | 1964 |
| Mean Temperature (F) | 51.3 | 54.4 | 58.7 | 65.8 | 74.0 | 83.8 | 86.6 | 84.5 | 80.4 | 70.4 | 59.2 | 52.0 | 68.4 |
| Highest Mean Temperature (F) | 57.1 | 59.1 | 65.0 | 73.8 | 80.7 | 89.0 | 90.0 | 87.0 | 86.1 | 75.3 | 62.9 | 57.0 | 71.2 |
| Year Highest Occurred | 1986 | 1968 | 1989 | 1989 | 1984 | 1981 | 1989 | 1962 | 1983 | 1988 | 1967 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 47.5 | 47.7 | 51.6 | 57.9 | 69.3 | 77.6 | 83.5 | 81.3 | 76.3 | 64.2 | 53.0 | 47.0 | 66.0 |
| Year Lowest Occurred | 1964 | 1964 | 1973 | 1975 | 1971 | 1965 | 1974 | 1971 | 1964 | 1971 | 1972 | 1974 | 1971 |
| Mean Min. Temperature (F) | 38.6 | 41.0 | 44.6 | 50.4 | 58.0 | 67.9 | 73.6 | 72.1 | 67.5 | 56.6 | 45.6 | 39.8 | 54.6 |
| Highest Mean Min. Temperature (F) | 43.8 | 46.8 | 49.8 | 55.8 | 63.5 | 73.5 | 75.6 | 75.2 | 74.2 | 62.0 | 50.3 | 45.2 | 56.7 |
| Year Highest Occurred | 1981 | 1968 | 1978 | 1989 | 1984 | 1981 | 1977 | 1977 | 1983 | 1977 | 1965 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 32.8 | 32.7 | 39.2 | 42.9 | 53.5 | 61.6 | 71.2 | 69.2 | 63.7 | 50.8 | 40.2 | 33.6 | 52.1 |
| Year Lowest Occurred | 1964 | 1964 | 1962 | 1975 | 1971 | 1965 | 1973 | 1968 | 1965 | 1970 | 1972 | 1974 | 1971 |
| Mean Precipitation (in.) | 0.87 | 0.70 | 0.72 | 0.30 | 0.18 | 0.20 | 2.37 | 2.19 | 1.67 | 1.06 | 0.67 | 1.07 | 12.00 |
| Highest Precipitation (in.) | 2.94 | 2.90 | 2.20 | 1.15 | 0.74 | 1.05 | 6.17 | 4.28 | 5.11 | 4.98 | 1.86 | 5.02 | 21.86 |
| Year Highest Occurred | 1979 | 1980 | 1973 | 1988 | 1987 | 1984 | 1981 | 1961 | 1964 | 1983 | 1968 | 1965 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.37 | 0.23 | 0.00 | 0.00 | 0.00 | 0.00 | 6.28 |
| Year Lowest Occurred | 1972 | 1984 | 1984 | 1989 | 1985 | 1983 | 1987 | 1976 | 1973 | 1982 | 1980 | 1981 | 1976 |
| Heating Degree Days (F) | 425. | 302. | 229. | 97. | 7. | 0. | 0. | 0. | 0. | 27. | 188. | 403. | 1678. |
| Cooling Degree Days (F) | 0. | 5. | 33. | 121. | 286. | 564. | 670. | 605. | 462. | 194. | 14. | 0. | 2954. |