| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 56.3 | 61.2 | 68.1 | 76.5 | 84.9 | 94.0 | 95.3 | 91.9 | 86.0 | 77.5 | 65.8 | 56.8 | 76.2 |
| Highest Mean Max. Temperature (F) | 62.7 | 66.2 | 76.7 | 82.7 | 89.9 | 100.2 | 100.7 | 97.4 | 91.5 | 82.5 | 71.7 | 63.2 | 78.0 |
| Year Highest Occurred | 1986 | 1976 | 1972 | 1989 | 1984 | 1980 | 1980 | 1969 | 1977 | 1963 | 1981 | 1977 | 1977 |
| Lowest Mean Max. Temperature (F) | 50.5 | 55.2 | 63.2 | 66.9 | 81.2 | 89.4 | 91.0 | 87.2 | 81.6 | 71.0 | 59.8 | 50.5 | 74.8 |
| Year Lowest Occurred | 1979 | 1973 | 1969 | 1983 | 1983 | 1986 | 1990 | 1988 | 1978 | 1984 | 1972 | 1967 | 1987 |
| Mean Temperature (F) | 38.0 | 42.2 | 48.6 | 56.6 | 64.8 | 74.3 | 78.7 | 75.9 | 69.7 | 58.8 | 46.7 | 38.9 | 57.8 |
| Highest Mean Temperature (F) | 42.9 | 47.6 | 54.3 | 61.0 | 70.8 | 80.0 | 81.9 | 81.3 | 74.0 | 62.0 | 51.2 | 44.2 | 59.4 |
| Year Highest Occurred | 1969 | 1986 | 1972 | 1989 | 1984 | 1990 | 1978 | 1969 | 1983 | 1972 | 1965 | 1977 | 1978 |
| Lowest Mean Temperature (F) | 30.7 | 33.7 | 43.1 | 51.5 | 61.0 | 70.3 | 74.5 | 70.9 | 67.0 | 53.8 | 40.6 | 35.0 | 55.5 |
| Year Lowest Occurred | 1963 | 1964 | 1969 | 1973 | 1963 | 1962 | 1962 | 1963 | 1964 | 1970 | 1979 | 1976 | 1963 |
| Mean Min. Temperature (F) | 19.5 | 23.2 | 29.1 | 36.6 | 44.6 | 54.7 | 62.0 | 59.9 | 53.3 | 39.9 | 27.5 | 20.9 | 39.3 |
| Highest Mean Min. Temperature (F) | 25.7 | 30.2 | 34.7 | 44.4 | 51.6 | 61.5 | 66.6 | 65.2 | 57.2 | 46.5 | 37.6 | 27.1 | 42.2 |
| Year Highest Occurred | 1980 | 1986 | 1967 | 1982 | 1984 | 1990 | 1969 | 1969 | 1990 | 1972 | 1978 | 1971 | 1978 |
| Lowest Mean Min. Temperature (F) | 6.9 | 10.4 | 19.1 | 28.0 | 36.6 | 46.9 | 54.2 | 51.0 | 49.2 | 34.4 | 19.0 | 14.1 | 33.5 |
| Year Lowest Occurred | 1963 | 1964 | 1963 | 1963 | 1963 | 1962 | 1963 | 1963 | 1968 | 1973 | 1962 | 1963 | 1963 |
| Mean Precipitation (in.) | 0.50 | 0.37 | 0.26 | 0.20 | 0.35 | 0.70 | 1.93 | 2.38 | 1.54 | 0.93 | 0.60 | 0.77 | 10.53 |
| Highest Precipitation (in.) | 1.50 | 1.19 | 1.12 | 0.88 | 1.13 | 2.93 | 5.18 | 6.58 | 3.66 | 3.41 | 3.06 | 2.42 | 19.97 |
| Year Highest Occurred | 1985 | 1973 | 1968 | 1983 | 1981 | 1986 | 1974 | 1984 | 1976 | 1974 | 1978 | 1984 | 1984 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.48 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 5.42 |
| Year Lowest Occurred | 1986 | 1984 | 1979 | 1989 | 1974 | 1990 | 1967 | 1965 | 1973 | 1982 | 1979 | 1973 | 1963 |
| Heating Degree Days (F) | 837. | 638. | 508. | 263. | 74. | 0. | 0. | 0. | 9. | 203. | 549. | 809. | 3890. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 11. | 68. | 279. | 425. | 338. | 150. | 10. | 0. | 0. | 1281. |