| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 59.3 | 64.2 | 70.0 | 78.1 | 86.4 | 95.3 | 95.2 | 92.0 | 87.9 | 79.4 | 68.0 | 59.7 | 78.0 |
| Highest Mean Max. Temperature (F) | 67.0 | 68.5 | 79.6 | 86.4 | 92.5 | 100.2 | 98.2 | 96.7 | 92.2 | 84.6 | 73.3 | 67.6 | 80.9 |
| Year Highest Occurred | 1986 | 1981 | 1972 | 1989 | 1984 | 1974 | 1971 | 1962 | 1973 | 1979 | 1981 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 53.3 | 55.1 | 61.9 | 72.0 | 82.5 | 91.0 | 91.5 | 88.4 | 84.2 | 73.1 | 62.3 | 53.2 | 75.8 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1983 | 1987 | 1965 | 1986 | 1968 | 1964 | 1971 | 1972 | 1967 | 1964 |
| Mean Temperature (F) | 42.8 | 46.0 | 50.9 | 57.5 | 65.2 | 74.3 | 79.2 | 76.7 | 71.2 | 60.7 | 49.8 | 43.0 | 59.8 |
| Highest Mean Temperature (F) | 46.6 | 50.1 | 57.1 | 63.9 | 71.7 | 80.1 | 82.6 | 79.1 | 75.7 | 65.6 | 53.1 | 48.3 | 62.1 |
| Year Highest Occurred | 1980 | 1989 | 1972 | 1989 | 1984 | 1990 | 1980 | 1975 | 1983 | 1987 | 1965 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 37.1 | 37.2 | 45.1 | 49.7 | 58.3 | 68.3 | 75.9 | 72.4 | 68.1 | 54.1 | 45.9 | 38.3 | 57.0 |
| Year Lowest Occurred | 1964 | 1964 | 1962 | 1971 | 1971 | 1965 | 1968 | 1968 | 1961 | 1970 | 1961 | 1968 | 1964 |
| Mean Min. Temperature (F) | 26.2 | 27.8 | 31.8 | 36.7 | 44.0 | 53.3 | 63.1 | 61.3 | 54.4 | 41.9 | 31.5 | 26.2 | 41.5 |
| Highest Mean Min. Temperature (F) | 32.1 | 34.2 | 38.6 | 43.5 | 50.8 | 60.0 | 67.1 | 64.8 | 60.9 | 48.8 | 37.8 | 32.4 | 44.6 |
| Year Highest Occurred | 1978 | 1980 | 1978 | 1981 | 1984 | 1990 | 1980 | 1986 | 1983 | 1972 | 1978 | 1984 | 1981 |
| Lowest Mean Min. Temperature (F) | 17.1 | 16.5 | 22.8 | 24.3 | 32.4 | 45.5 | 58.6 | 56.0 | 48.4 | 32.9 | 24.4 | 18.6 | 37.6 |
| Year Lowest Occurred | 1967 | 1964 | 1971 | 1971 | 1971 | 1965 | 1987 | 1962 | 1968 | 1970 | 1970 | 1968 | 1971 |
| Mean Precipitation (in.) | 0.94 | 0.72 | 0.57 | 0.26 | 0.22 | 0.30 | 2.67 | 2.71 | 1.47 | 1.16 | 0.61 | 1.29 | 12.92 |
| Highest Precipitation (in.) | 2.97 | 2.68 | 2.14 | 1.41 | 1.01 | 1.33 | 5.08 | 6.50 | 4.50 | 4.62 | 1.94 | 5.55 | 22.39 |
| Year Highest Occurred | 1978 | 1980 | 1983 | 1987 | 1982 | 1966 | 1965 | 1966 | 1975 | 1983 | 1983 | 1965 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.76 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 8.01 |
| Year Lowest Occurred | 1970 | 1984 | 1984 | 1989 | 1988 | 1989 | 1980 | 1975 | 1973 | 1982 | 1970 | 1981 | 1973 |
| Heating Degree Days (F) | 688. | 532. | 442. | 249. | 79. | 8. | 0. | 0. | 6. | 160. | 456. | 682. | 3302. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 24. | 85. | 287. | 440. | 363. | 192. | 26. | 0. | 0. | 1417. |