| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 58.5 | 62.5 | 67.1 | 74.9 | 82.4 | 91.5 | 90.2 | 87.1 | 84.2 | 76.7 | 66.4 | 59.2 | 75.1 |
| Highest Mean Max. Temperature (F) | 63.8 | 67.2 | 76.4 | 81.4 | 88.1 | 97.3 | 95.2 | 92.8 | 89.1 | 83.0 | 71.6 | 66.4 | 77.1 |
| Year Highest Occurred | 1986 | 1972 | 1972 | 1989 | 1984 | 1980 | 1980 | 1962 | 1979 | 1979 | 1981 | 1981 | 1980 |
| Lowest Mean Max. Temperature (F) | 52.3 | 55.8 | 58.8 | 67.7 | 76.8 | 87.5 | 84.8 | 82.7 | 79.7 | 70.0 | 61.7 | 53.7 | 72.6 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1983 | 1987 | 1965 | 1986 | 1990 | 1964 | 1984 | 1961 | 1967 | 1987 |
| Mean Temperature (F) | 45.3 | 48.1 | 52.0 | 59.0 | 66.4 | 75.3 | 76.2 | 73.7 | 70.5 | 62.5 | 52.6 | 46.1 | 60.6 |
| Highest Mean Temperature (F) | 49.7 | 51.6 | 59.7 | 65.1 | 72.7 | 80.2 | 80.0 | 77.7 | 73.6 | 67.2 | 57.1 | 52.3 | 62.5 |
| Year Highest Occurred | 1986 | 1972 | 1972 | 1989 | 1984 | 1974 | 1980 | 1962 | 1979 | 1979 | 1965 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 41.4 | 41.9 | 46.5 | 53.7 | 63.0 | 71.5 | 72.8 | 70.8 | 68.0 | 57.4 | 48.2 | 42.6 | 58.6 |
| Year Lowest Occurred | 1979 | 1964 | 1973 | 1983 | 1987 | 1965 | 1984 | 1984 | 1964 | 1984 | 1972 | 1974 | 1964 |
| Mean Min. Temperature (F) | 32.1 | 33.7 | 36.8 | 43.0 | 50.3 | 58.9 | 62.1 | 60.2 | 56.8 | 48.2 | 38.8 | 33.1 | 46.2 |
| Highest Mean Min. Temperature (F) | 36.6 | 37.9 | 43.0 | 51.2 | 57.3 | 64.7 | 64.7 | 63.0 | 59.7 | 52.5 | 43.8 | 39.1 | 48.6 |
| Year Highest Occurred | 1969 | 1980 | 1972 | 1981 | 1984 | 1990 | 1980 | 1969 | 1983 | 1987 | 1965 | 1980 | 1981 |
| Lowest Mean Min. Temperature (F) | 27.7 | 25.5 | 32.0 | 36.5 | 45.5 | 55.5 | 56.8 | 56.8 | 54.2 | 42.8 | 33.9 | 26.7 | 43.9 |
| Year Lowest Occurred | 1976 | 1964 | 1964 | 1964 | 1968 | 1965 | 1984 | 1984 | 1985 | 1970 | 1972 | 1974 | 1964 |
| Mean Precipitation (in.) | 1.74 | 1.29 | 1.21 | 0.45 | 0.25 | 0.53 | 4.81 | 3.68 | 2.21 | 1.55 | 0.98 | 2.17 | 20.87 |
| Highest Precipitation (in.) | 4.92 | 3.62 | 5.13 | 2.22 | 1.07 | 2.64 | 8.76 | 7.51 | 5.59 | 5.93 | 3.29 | 8.38 | 33.26 |
| Year Highest Occurred | 1979 | 1973 | 1983 | 1985 | 1982 | 1972 | 1967 | 1964 | 1983 | 1977 | 1978 | 1965 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.36 | 1.21 | 0.18 | 0.00 | 0.00 | 0.00 | 9.97 |
| Year Lowest Occurred | 1972 | 1984 | 1984 | 1989 | 1988 | 1983 | 1989 | 1979 | 1973 | 1982 | 1989 | 1981 | 1989 |
| Heating Degree Days (F) | 611. | 473. | 408. | 204. | 50. | 0. | 0. | 0. | 6. | 123. | 372. | 586. | 2833. |
| Cooling Degree Days (F) | 0. | 0. | 5. | 24. | 93. | 309. | 347. | 270. | 171. | 46. | 0. | 0. | 1265. |