| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 65.7 | 70.8 | 76.3 | 85.6 | 94.6 | 104.6 | 106.9 | 104.2 | 98.9 | 88.2 | 74.8 | 65.6 | 86.4 |
| Highest Mean Max. Temperature (F) | 73.8 | 76.4 | 87.6 | 94.8 | 101.6 | 109.2 | 109.5 | 109.0 | 104.0 | 93.8 | 80.6 | 74.7 | 89.9 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1974 | 1980 | 1962 | 1979 | 1964 | 1962 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 56.9 | 64.8 | 66.4 | 77.9 | 89.0 | 98.5 | 102.9 | 100.1 | 94.4 | 81.2 | 68.3 | 60.1 | 84.8 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1984 | 1968 | 1976 | 1971 | 1972 | 1967 | 1983 |
| Mean Temperature (F) | 49.7 | 54.1 | 59.2 | 66.8 | 75.5 | 85.3 | 91.4 | 88.9 | 82.3 | 70.4 | 57.6 | 49.7 | 69.2 |
| Highest Mean Temperature (F) | 54.9 | 58.6 | 67.8 | 74.9 | 81.4 | 89.9 | 94.8 | 92.0 | 87.1 | 76.7 | 61.4 | 55.2 | 71.4 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1974 | 1971 | 1977 | 1983 | 1988 | 1962 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 45.3 | 47.0 | 53.4 | 59.8 | 70.9 | 77.6 | 87.3 | 84.2 | 77.9 | 65.9 | 53.4 | 45.9 | 67.1 |
| Year Lowest Occurred | 1964 | 1964 | 1973 | 1970 | 1977 | 1965 | 1968 | 1968 | 1985 | 1969 | 1972 | 1968 | 1964 |
| Mean Min. Temperature (F) | 33.6 | 37.3 | 42.0 | 47.9 | 56.4 | 66.0 | 75.9 | 73.5 | 65.5 | 52.4 | 40.4 | 33.8 | 52.1 |
| Highest Mean Min. Temperature (F) | 40.1 | 43.1 | 48.2 | 55.0 | 61.1 | 71.2 | 80.8 | 78.6 | 73.4 | 59.9 | 44.8 | 39.0 | 54.2 |
| Year Highest Occurred | 1980 | 1980 | 1978 | 1989 | 1984 | 1981 | 1971 | 1977 | 1983 | 1988 | 1978 | 1983 | 1981 |
| Lowest Mean Min. Temperature (F) | 27.0 | 27.1 | 35.3 | 41.1 | 51.8 | 56.7 | 70.2 | 68.2 | 59.2 | 46.5 | 35.7 | 28.5 | 49.1 |
| Year Lowest Occurred | 1964 | 1964 | 1964 | 1970 | 1975 | 1965 | 1987 | 1968 | 1968 | 1973 | 1979 | 1968 | 1964 |
| Mean Precipitation (in.) | 0.72 | 0.76 | 0.76 | 0.23 | 0.09 | 0.18 | 0.93 | 1.07 | 0.69 | 0.61 | 0.65 | 1.03 | 7.72 |
| Highest Precipitation (in.) | 2.50 | 3.85 | 3.08 | 1.52 | 0.75 | 2.42 | 4.54 | 3.80 | 2.45 | 3.57 | 3.27 | 3.59 | 14.49 |
| Year Highest Occurred | 1979 | 1965 | 1983 | 1988 | 1979 | 1967 | 1984 | 1969 | 1983 | 1972 | 1968 | 1967 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.71 |
| Year Lowest Occurred | 1976 | 1989 | 1987 | 1989 | 1989 | 1989 | 1961 | 1977 | 1988 | 1982 | 1980 | 1981 | 1977 |
| Heating Degree Days (F) | 474. | 308. | 216. | 83. | 0. | 0. | 0. | 0. | 0. | 29. | 227. | 474. | 1811. |
| Cooling Degree Days (F) | 0. | 0. | 37. | 137. | 326. | 609. | 818. | 741. | 519. | 196. | 0. | 0. | 3383. |