| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 60.0 | 64.8 | 70.0 | 78.7 | 87.7 | 97.1 | 97.3 | 94.4 | 89.9 | 80.8 | 68.7 | 60.3 | 79.1 |
| Highest Mean Max. Temperature (F) | 67.6 | 69.1 | 80.8 | 87.2 | 93.6 | 102.3 | 100.9 | 99.0 | 94.9 | 85.8 | 73.8 | 68.0 | 81.6 |
| Year Highest Occurred | 1986 | 1972 | 1972 | 1989 | 1984 | 1980 | 1980 | 1962 | 1973 | 1979 | 1981 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 53.3 | 57.2 | 61.3 | 71.6 | 84.2 | 92.2 | 92.9 | 89.5 | 85.3 | 74.1 | 64.1 | 55.1 | 77.1 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1983 | 1965 | 1965 | 1990 | 1963 | 1964 | 1971 | 1961 | 1967 | 1964 |
| Mean Temperature (F) | 47.5 | 51.4 | 55.9 | 63.1 | 71.8 | 81.0 | 83.5 | 81.0 | 76.5 | 67.0 | 55.3 | 47.9 | 65.2 |
| Highest Mean Temperature (F) | 53.1 | 55.3 | 64.9 | 70.4 | 77.4 | 86.2 | 86.4 | 85.5 | 80.3 | 71.4 | 59.9 | 53.9 | 67.5 |
| Year Highest Occurred | 1986 | 1968 | 1972 | 1989 | 1984 | 1974 | 1980 | 1962 | 1979 | 1988 | 1962 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 43.8 | 45.1 | 49.6 | 56.9 | 67.8 | 75.7 | 81.2 | 77.3 | 72.2 | 61.5 | 49.9 | 43.9 | 63.4 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1986 | 1968 | 1961 | 1971 | 1961 | 1967 | 1964 |
| Mean Min. Temperature (F) | 34.9 | 38.0 | 41.8 | 47.3 | 55.8 | 64.9 | 69.8 | 67.6 | 63.0 | 53.2 | 41.8 | 35.5 | 51.1 |
| Highest Mean Min. Temperature (F) | 41.2 | 43.3 | 49.0 | 53.9 | 61.2 | 70.1 | 72.1 | 72.0 | 66.3 | 59.5 | 47.4 | 40.5 | 53.2 |
| Year Highest Occurred | 1981 | 1968 | 1972 | 1962 | 1984 | 1974 | 1971 | 1962 | 1963 | 1988 | 1965 | 1977 | 1989 |
| Lowest Mean Min. Temperature (F) | 30.4 | 31.7 | 37.4 | 40.9 | 51.0 | 59.1 | 67.3 | 64.0 | 57.1 | 45.9 | 35.7 | 31.9 | 48.4 |
| Year Lowest Occurred | 1962 | 1964 | 1969 | 1975 | 1977 | 1965 | 1987 | 1968 | 1961 | 1961 | 1961 | 1968 | 1961 |
| Mean Precipitation (in.) | 1.19 | 1.04 | 1.17 | 0.38 | 0.29 | 0.25 | 2.67 | 2.59 | 1.51 | 1.13 | 0.86 | 1.51 | 14.59 |
| Highest Precipitation (in.) | 3.99 | 3.25 | 3.63 | 1.17 | 1.99 | 2.51 | 6.88 | 7.48 | 3.81 | 4.80 | 2.17 | 6.04 | 26.80 |
| Year Highest Occurred | 1979 | 1980 | 1983 | 1988 | 1981 | 1972 | 1981 | 1963 | 1964 | 1983 | 1978 | 1965 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.01 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 8.47 |
| Year Lowest Occurred | 1986 | 1984 | 1988 | 1989 | 1988 | 1983 | 1969 | 1973 | 1989 | 1982 | 1979 | 1981 | 1975 |
| Heating Degree Days (F) | 543. | 381. | 301. | 130. | 9. | 0. | 0. | 0. | 0. | 65. | 295. | 530. | 2254. |
| Cooling Degree Days (F) | 0. | 0. | 19. | 73. | 219. | 480. | 574. | 496. | 345. | 127. | 0. | 0. | 2333. |