| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 32.2 | 35.5 | 40.4 | 50.0 | 60.2 | 70.3 | 77.4 | 75.7 | 67.4 | 56.1 | 42.0 | 33.8 | 53.4 |
| Highest Mean Max. Temperature (F) | 41.0 | 41.8 | 47.4 | 56.7 | 65.8 | 75.9 | 83.3 | 81.0 | 73.6 | 65.0 | 50.7 | 44.2 | 56.3 |
| Year Highest Occurred | 1986 | 1968 | 1986 | 1987 | 1969 | 1968 | 1964 | 1969 | 1963 | 1963 | 1966 | 1980 | 1963 |
| Lowest Mean Max. Temperature (F) | 22.7 | 28.7 | 34.7 | 40.2 | 53.9 | 63.2 | 73.2 | 71.8 | 59.6 | 43.3 | 33.6 | 24.0 | 50.5 |
| Year Lowest Occurred | 1979 | 1964 | 1964 | 1983 | 1983 | 1967 | 1973 | 1979 | 1965 | 1969 | 1979 | 1978 | 1982 |
| Mean Temperature (F) | 22.3 | 24.9 | 29.0 | 37.4 | 46.5 | 55.3 | 61.9 | 60.0 | 52.0 | 42.3 | 30.9 | 23.5 | 40.5 |
| Highest Mean Temperature (F) | 34.0 | 32.8 | 36.8 | 43.2 | 50.8 | 60.6 | 66.9 | 64.0 | 58.8 | 50.3 | 40.1 | 34.4 | 43.2 |
| Year Highest Occurred | 1968 | 1968 | 1968 | 1981 | 1969 | 1988 | 1964 | 1969 | 1963 | 1963 | 1966 | 1980 | 1968 |
| Lowest Mean Temperature (F) | 11.2 | 17.5 | 21.2 | 28.8 | 41.7 | 50.3 | 59.0 | 57.5 | 45.3 | 32.6 | 21.9 | 14.2 | 38.9 |
| Year Lowest Occurred | 1979 | 1964 | 1965 | 1983 | 1983 | 1969 | 1990 | 1978 | 1965 | 1969 | 1979 | 1978 | 1982 |
| Mean Min. Temperature (F) | 12.3 | 14.1 | 17.5 | 24.8 | 32.8 | 40.3 | 46.4 | 44.2 | 36.6 | 28.6 | 19.8 | 13.2 | 27.6 |
| Highest Mean Min. Temperature (F) | 27.0 | 23.7 | 27.4 | 29.9 | 36.1 | 45.3 | 50.4 | 49.0 | 43.9 | 35.5 | 29.5 | 24.5 | 30.5 |
| Year Highest Occurred | 1968 | 1968 | 1968 | 1981 | 1966 | 1988 | 1964 | 1983 | 1963 | 1963 | 1966 | 1980 | 1968 |
| Lowest Mean Min. Temperature (F) | -0.3 | 5.6 | 7.2 | 16.7 | 28.9 | 35.3 | 42.5 | 40.1 | 31.0 | 21.9 | 10.1 | 4.4 | 26.1 |
| Year Lowest Occurred | 1979 | 1989 | 1965 | 1970 | 1975 | 1966 | 1967 | 1974 | 1965 | 1969 | 1979 | 1978 | 1975 |
| Mean Precipitation (in.) | 0.96 | 0.71 | 1.07 | 1.29 | 1.40 | 1.45 | 1.52 | 1.23 | 1.24 | 0.97 | 0.93 | 0.98 | 13.75 |
| Highest Precipitation (in.) | 3.51 | 2.67 | 4.09 | 2.91 | 3.64 | 4.18 | 5.39 | 2.84 | 3.67 | 3.00 | 2.67 | 2.95 | 20.98 |
| Year Highest Occurred | 1970 | 1986 | 1970 | 1973 | 1981 | 1967 | 1984 | 1979 | 1965 | 1972 | 1985 | 1978 | 1970 |
| Lowest Precipitation (in.) | 0.00 | 0.11 | 0.10 | 0.16 | 0.25 | 0.09 | 0.21 | 0.45 | 0.09 | 0.08 | 0.20 | 0.20 | 7.53 |
| Year Lowest Occurred | 1966 | 1967 | 1968 | 1967 | 1968 | 1977 | 1979 | 1988 | 1983 | 1964 | 1976 | 1986 | 1968 |
| Heating Degree Days (F) | 1324. | 1123. | 1116. | 828. | 574. | 298. | 120. | 164. | 390. | 704. | 1023. | 1287. | 8951. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 0. | 7. | 24. | 9. | 0. | 0. | 0. | 0. | 40. |