| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 55.8 | 60.6 | 66.1 | 74.6 | 83.1 | 92.6 | 93.2 | 90.0 | 85.2 | 76.4 | 64.8 | 55.8 | 74.9 |
| Highest Mean Max. Temperature (F) | 65.7 | 65.3 | 75.8 | 81.1 | 89.3 | 98.4 | 98.0 | 94.8 | 89.1 | 82.3 | 70.0 | 64.5 | 77.1 |
| Year Highest Occurred | 1986 | 1981 | 1972 | 1989 | 1984 | 1980 | 1978 | 1962 | 1973 | 1979 | 1981 | 1980 | 1981 |
| Lowest Mean Max. Temperature (F) | 49.4 | 53.4 | 59.8 | 66.1 | 78.1 | 88.8 | 87.0 | 83.7 | 80.9 | 71.0 | 58.6 | 48.7 | 71.9 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1983 | 1987 | 1965 | 1990 | 1988 | 1988 | 1984 | 1986 | 1967 | 1987 |
| Mean Temperature (F) | 38.7 | 42.3 | 47.1 | 54.1 | 62.1 | 71.6 | 76.2 | 73.8 | 67.9 | 57.2 | 46.2 | 38.7 | 56.3 |
| Highest Mean Temperature (F) | 43.2 | 45.9 | 52.6 | 58.6 | 67.2 | 75.3 | 79.0 | 76.7 | 71.4 | 60.0 | 49.6 | 44.1 | 58.2 |
| Year Highest Occurred | 1981 | 1986 | 1972 | 1981 | 1984 | 1974 | 1980 | 1969 | 1983 | 1978 | 1978 | 1984 | 1981 |
| Lowest Mean Temperature (F) | 32.2 | 34.2 | 42.6 | 48.6 | 59.0 | 68.3 | 71.8 | 70.0 | 64.1 | 52.8 | 42.3 | 33.6 | 54.4 |
| Year Lowest Occurred | 1964 | 1964 | 1962 | 1983 | 1975 | 1965 | 1987 | 1990 | 1988 | 1970 | 1972 | 1990 | 1987 |
| Mean Min. Temperature (F) | 21.5 | 23.9 | 28.1 | 33.6 | 41.0 | 50.5 | 59.2 | 57.5 | 50.5 | 38.1 | 27.6 | 21.6 | 37.8 |
| Highest Mean Min. Temperature (F) | 28.4 | 28.5 | 33.9 | 38.6 | 45.5 | 55.3 | 62.4 | 60.3 | 55.0 | 46.3 | 35.5 | 30.4 | 40.3 |
| Year Highest Occurred | 1980 | 1980 | 1978 | 1981 | 1981 | 1984 | 1967 | 1988 | 1983 | 1972 | 1978 | 1984 | 1978 |
| Lowest Mean Min. Temperature (F) | 11.1 | 12.6 | 24.2 | 29.0 | 37.5 | 43.7 | 53.6 | 54.5 | 46.2 | 28.5 | 22.6 | 15.3 | 36.0 |
| Year Lowest Occurred | 1964 | 1964 | 1964 | 1970 | 1975 | 1982 | 1987 | 1990 | 1973 | 1982 | 1975 | 1973 | 1973 |
| Mean Precipitation (in.) | 1.02 | 0.90 | 0.82 | 0.35 | 0.29 | 0.48 | 2.99 | 2.95 | 1.82 | 1.36 | 0.82 | 1.28 | 15.08 |
| Highest Precipitation (in.) | 2.78 | 2.92 | 1.98 | 1.86 | 1.04 | 2.65 | 5.42 | 6.11 | 7.00 | 5.33 | 2.05 | 4.35 | 21.11 |
| Year Highest Occurred | 1985 | 1980 | 1986 | 1988 | 1973 | 1961 | 1990 | 1984 | 1975 | 1985 | 1983 | 1965 | 1986 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.55 | 0.44 | 0.33 | 0.00 | 0.00 | 0.00 | 8.89 |
| Year Lowest Occurred | 1967 | 1972 | 1971 | 1972 | 1977 | 1980 | 1978 | 1976 | 1973 | 1982 | 1970 | 1973 | 1964 |
| Heating Degree Days (F) | 815. | 636. | 555. | 327. | 114. | 6. | 0. | 0. | 16. | 246. | 564. | 815. | 4094. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 24. | 204. | 347. | 273. | 103. | 0. | 0. | 0. | 951. |