| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 57.4 | 62.8 | 71.0 | 79.9 | 87.3 | 92.7 | 94.8 | 93.9 | 86.8 | 78.3 | 67.8 | 59.0 | 77.6 |
| Highest Mean Max. Temperature (F) | 68.2 | 72.6 | 80.4 | 87.3 | 93.0 | 100.2 | 100.4 | 99.3 | 96.1 | 84.8 | 74.6 | 67.0 | 80.9 |
| Year Highest Occurred | 1971 | 1976 | 1974 | 1972 | 1962 | 1990 | 1980 | 1977 | 1977 | 1979 | 1981 | 1970 | 1977 |
| Lowest Mean Max. Temperature (F) | 48.5 | 54.7 | 62.2 | 73.3 | 81.8 | 87.5 | 88.3 | 89.1 | 77.4 | 71.5 | 60.6 | 51.5 | 75.5 |
| Year Lowest Occurred | 1984 | 1978 | 1969 | 1973 | 1987 | 1987 | 1976 | 1971 | 1974 | 1976 | 1961 | 1963 | 1984 |
| Mean Temperature (F) | 42.6 | 47.4 | 55.4 | 64.9 | 72.8 | 79.5 | 82.1 | 81.0 | 74.4 | 64.7 | 53.6 | 44.4 | 63.6 |
| Highest Mean Temperature (F) | 49.8 | 53.8 | 62.6 | 70.5 | 77.8 | 86.4 | 86.6 | 85.8 | 81.5 | 69.2 | 59.5 | 50.8 | 65.9 |
| Year Highest Occurred | 1971 | 1976 | 1974 | 1967 | 1962 | 1990 | 1980 | 1977 | 1977 | 1963 | 1965 | 1970 | 1977 |
| Lowest Mean Temperature (F) | 37.1 | 41.6 | 48.1 | 58.6 | 67.6 | 75.7 | 76.8 | 77.4 | 66.7 | 57.0 | 47.3 | 37.9 | 61.7 |
| Year Lowest Occurred | 1979 | 1978 | 1969 | 1973 | 1976 | 1987 | 1976 | 1971 | 1974 | 1976 | 1972 | 1989 | 1976 |
| Mean Min. Temperature (F) | 27.7 | 32.0 | 39.9 | 49.9 | 58.2 | 66.2 | 69.3 | 68.0 | 62.0 | 51.0 | 39.4 | 29.8 | 49.5 |
| Highest Mean Min. Temperature (F) | 33.7 | 36.3 | 45.7 | 57.2 | 62.5 | 72.5 | 73.3 | 72.3 | 66.9 | 57.1 | 46.5 | 37.0 | 51.1 |
| Year Highest Occurred | 1965 | 1962 | 1967 | 1967 | 1962 | 1990 | 1966 | 1977 | 1977 | 1983 | 1983 | 1965 | 1965 |
| Lowest Mean Min. Temperature (F) | 21.8 | 25.5 | 33.9 | 43.8 | 52.0 | 62.0 | 65.2 | 63.6 | 56.0 | 42.4 | 32.8 | 23.0 | 46.4 |
| Year Lowest Occurred | 1963 | 1964 | 1969 | 1973 | 1976 | 1979 | 1976 | 1973 | 1975 | 1976 | 1976 | 1989 | 1976 |
| Mean Precipitation (in.) | 0.29 | 0.56 | 0.51 | 0.80 | 1.89 | 1.55 | 1.28 | 1.32 | 2.50 | 1.21 | 0.65 | 0.51 | 13.07 |
| Highest Precipitation (in.) | 1.30 | 1.94 | 2.46 | 5.63 | 7.75 | 3.99 | 4.21 | 4.42 | 7.58 | 3.78 | 3.56 | 2.78 | 24.74 |
| Year Highest Occurred | 1961 | 1965 | 1970 | 1969 | 1987 | 1972 | 1973 | 1986 | 1980 | 1978 | 1983 | 1986 | 1986 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.09 | 0.00 | 0.03 | 0.00 | 0.01 | 0.00 | 0.00 | 5.12 |
| Year Lowest Occurred | 1988 | 1974 | 1986 | 1985 | 1970 | 1973 | 1983 | 1961 | 1983 | 1988 | 1988 | 1985 | 1964 |
| Heating Degree Days (F) | 694. | 493. | 315. | 96. | 10. | 0. | 0. | 0. | 8. | 97. | 352. | 639. | 2704. |
| Cooling Degree Days (F) | 0. | 0. | 17. | 93. | 252. | 435. | 530. | 496. | 290. | 87. | 10. | 0. | 2210. |