| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 52.8 | 58.5 | 62.8 | 69.4 | 77.3 | 86.1 | 93.3 | 92.9 | 87.6 | 77.2 | 60.4 | 52.4 | 72.6 |
| Highest Mean Max. Temperature (F) | 58.5 | 64.2 | 71.3 | 78.1 | 84.2 | 92.1 | 97.5 | 97.8 | 92.2 | 83.5 | 67.0 | 58.1 | 75.1 |
| Year Highest Occurred | 1981 | 1977 | 1972 | 1987 | 1966 | 1981 | 1988 | 1967 | 1979 | 1990 | 1967 | 1962 | 1966 |
| Lowest Mean Max. Temperature (F) | 48.9 | 52.2 | 55.7 | 57.5 | 68.6 | 75.1 | 86.0 | 87.2 | 78.5 | 69.6 | 55.0 | 45.3 | 69.1 |
| Year Lowest Occurred | 1982 | 1969 | 1973 | 1967 | 1977 | 1983 | 1983 | 1976 | 1986 | 1984 | 1982 | 1971 | 1983 |
| Mean Temperature (F) | 45.1 | 49.2 | 52.5 | 57.7 | 64.9 | 73.0 | 80.2 | 80.2 | 74.6 | 65.4 | 52.2 | 45.2 | 61.7 |
| Highest Mean Temperature (F) | 51.3 | 54.9 | 59.1 | 65.3 | 71.3 | 78.4 | 84.5 | 85.6 | 78.7 | 71.0 | 58.9 | 50.1 | 64.2 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1966 | 1966 | 1961 | 1970 | 1967 | 1984 | 1964 | 1967 | 1962 | 1966 |
| Lowest Mean Temperature (F) | 41.5 | 45.0 | 47.0 | 48.9 | 57.6 | 64.4 | 72.7 | 74.6 | 67.5 | 59.7 | 47.7 | 39.9 | 59.4 |
| Year Lowest Occurred | 1972 | 1969 | 1973 | 1967 | 1977 | 1983 | 1983 | 1976 | 1986 | 1984 | 1982 | 1971 | 1983 |
| Mean Min. Temperature (F) | 37.4 | 39.9 | 42.1 | 46.0 | 52.4 | 59.9 | 67.1 | 67.4 | 61.5 | 53.6 | 43.9 | 38.0 | 50.8 |
| Highest Mean Min. Temperature (F) | 44.3 | 45.7 | 46.8 | 52.6 | 58.4 | 64.9 | 71.6 | 73.3 | 66.4 | 58.5 | 50.8 | 42.2 | 53.2 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1966 | 1966 | 1985 | 1970 | 1967 | 1984 | 1964 | 1967 | 1977 | 1966 |
| Lowest Mean Min. Temperature (F) | 33.7 | 36.3 | 37.1 | 40.2 | 46.6 | 53.6 | 59.3 | 62.0 | 49.5 | 47.6 | 39.7 | 33.4 | 47.7 |
| Year Lowest Occurred | 1972 | 1990 | 1977 | 1975 | 1977 | 1983 | 1983 | 1976 | 1975 | 1975 | 1978 | 1978 | 1975 |
| Mean Precipitation (in.) | 5.90 | 5.06 | 4.78 | 2.90 | 0.88 | 0.29 | 0.04 | 0.07 | 0.86 | 1.41 | 3.81 | 4.42 | 30.42 |
| Highest Precipitation (in.) | 23.56 | 16.74 | 11.12 | 11.23 | 3.64 | 1.90 | 0.24 | 0.32 | 5.21 | 4.19 | 9.10 | 15.14 | 56.56 |
| Year Highest Occurred | 1969 | 1986 | 1983 | 1967 | 1971 | 1969 | 1984 | 1988 | 1982 | 1975 | 1983 | 1966 | 1982 |
| Lowest Precipitation (in.) | 0.04 | 0.05 | 0.00 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 0.00 | 16.37 |
| Year Lowest Occurred | 1976 | 1964 | 1972 | 1977 | 1985 | 1990 | 1990 | 1990 | 1987 | 1988 | 1962 | 1989 | 1972 |
| Heating Degree Days (F) | 617. | 442. | 388. | 264. | 106. | 30. | 0. | 0. | 10. | 98. | 384. | 614. | 2953. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 45. | 103. | 270. | 471. | 471. | 298. | 110. | 0. | 0. | 1768. |