| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 68.1 | 72.4 | 76.3 | 84.0 | 91.5 | 100.5 | 103.2 | 101.4 | 97.3 | 88.3 | 76.4 | 68.6 | 85.7 |
| Highest Mean Max. Temperature (F) | 76.4 | 77.4 | 86.6 | 93.8 | 99.8 | 104.9 | 106.2 | 105.8 | 103.3 | 93.3 | 81.1 | 76.3 | 88.7 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1974 | 1980 | 1962 | 1979 | 1987 | 1981 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 59.2 | 63.9 | 67.3 | 76.2 | 85.4 | 93.3 | 99.1 | 97.4 | 93.0 | 81.7 | 70.8 | 61.0 | 83.8 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1984 | 1971 | 1976 | 1972 | 1978 | 1967 | 1964 |
| Mean Temperature (F) | 53.3 | 56.6 | 59.9 | 66.5 | 73.7 | 82.3 | 88.6 | 86.8 | 81.9 | 72.0 | 60.6 | 53.8 | 69.7 |
| Highest Mean Temperature (F) | 58.9 | 61.5 | 67.4 | 74.8 | 80.8 | 87.0 | 91.6 | 91.1 | 86.2 | 77.9 | 64.1 | 59.1 | 72.5 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1990 | 1980 | 1962 | 1979 | 1987 | 1962 | 1977 | 1989 |
| Lowest Mean Temperature (F) | 47.1 | 50.3 | 53.3 | 59.8 | 69.0 | 75.4 | 86.2 | 82.2 | 77.8 | 67.0 | 55.6 | 48.2 | 67.8 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1980 | 1965 | 1968 | 1968 | 1985 | 1971 | 1964 | 1967 | 1964 |
| Mean Min. Temperature (F) | 38.4 | 40.7 | 43.5 | 48.9 | 55.7 | 64.1 | 73.9 | 72.2 | 66.3 | 55.7 | 44.8 | 38.9 | 53.6 |
| Highest Mean Min. Temperature (F) | 43.2 | 45.5 | 49.7 | 55.8 | 61.7 | 70.1 | 76.9 | 76.8 | 70.9 | 62.5 | 50.1 | 44.2 | 56.3 |
| Year Highest Occurred | 1969 | 1963 | 1986 | 1989 | 1984 | 1986 | 1980 | 1969 | 1962 | 1987 | 1965 | 1977 | 1989 |
| Lowest Mean Min. Temperature (F) | 34.2 | 34.3 | 39.2 | 41.5 | 51.8 | 57.5 | 70.7 | 66.9 | 61.3 | 49.5 | 40.1 | 35.0 | 51.1 |
| Year Lowest Occurred | 1964 | 1964 | 1973 | 1970 | 1971 | 1965 | 1979 | 1968 | 1985 | 1970 | 1964 | 1968 | 1971 |
| Mean Precipitation (in.) | 0.74 | 0.66 | 0.79 | 0.17 | 0.11 | 0.07 | 1.47 | 2.08 | 1.10 | 0.82 | 0.71 | 1.21 | 9.93 |
| Highest Precipitation (in.) | 2.97 | 1.87 | 2.37 | 0.93 | 0.71 | 1.20 | 5.48 | 6.70 | 5.18 | 3.79 | 2.86 | 5.67 | 19.65 |
| Year Highest Occurred | 1979 | 1980 | 1983 | 1984 | 1976 | 1962 | 1990 | 1984 | 1974 | 1972 | 1978 | 1965 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.36 |
| Year Lowest Occurred | 1976 | 1984 | 1990 | 1989 | 1988 | 1990 | 1971 | 1976 | 1989 | 1982 | 1989 | 1981 | 1975 |
| Heating Degree Days (F) | 363. | 244. | 202. | 91. | 7. | 0. | 0. | 0. | 0. | 18. | 156. | 347. | 1428. |
| Cooling Degree Days (F) | 0. | 9. | 44. | 136. | 277. | 519. | 732. | 676. | 507. | 235. | 24. | 0. | 3159. |