| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 54.1 | 59.1 | 63.0 | 70.9 | 80.8 | 91.3 | 96.2 | 94.1 | 88.0 | 77.5 | 63.9 | 55.0 | 74.5 |
| Highest Mean Max. Temperature (F) | 63.6 | 65.6 | 74.8 | 80.4 | 89.3 | 96.9 | 99.0 | 98.8 | 95.1 | 83.8 | 70.5 | 64.5 | 77.1 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1981 | 1972 | 1969 | 1979 | 1988 | 1967 | 1980 | 1981 |
| Lowest Mean Max. Temperature (F) | 45.5 | 53.9 | 54.2 | 62.3 | 72.5 | 85.3 | 92.8 | 90.0 | 82.1 | 69.5 | 57.4 | 48.5 | 72.8 |
| Year Lowest Occurred | 1979 | 1990 | 1973 | 1975 | 1977 | 1965 | 1990 | 1983 | 1986 | 1972 | 1972 | 1967 | 1982 |
| Mean Temperature (F) | 42.6 | 46.7 | 50.3 | 57.5 | 66.8 | 76.9 | 82.8 | 80.8 | 74.3 | 63.8 | 51.4 | 43.4 | 61.4 |
| Highest Mean Temperature (F) | 50.1 | 52.4 | 59.6 | 66.9 | 74.5 | 82.7 | 85.5 | 84.0 | 79.9 | 69.7 | 57.0 | 50.8 | 64.0 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1981 | 1972 | 1969 | 1979 | 1988 | 1967 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 35.4 | 41.5 | 44.7 | 49.2 | 60.1 | 70.9 | 79.7 | 77.5 | 69.2 | 58.1 | 46.4 | 37.5 | 59.3 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1975 | 1977 | 1965 | 1987 | 1983 | 1986 | 1984 | 1972 | 1978 | 1975 |
| Mean Min. Temperature (F) | 31.1 | 34.2 | 37.6 | 43.9 | 52.8 | 62.4 | 69.3 | 67.5 | 60.4 | 50.0 | 38.8 | 31.7 | 48.3 |
| Highest Mean Min. Temperature (F) | 37.2 | 40.6 | 44.4 | 53.3 | 59.6 | 68.5 | 72.7 | 69.8 | 64.6 | 55.6 | 43.4 | 37.5 | 50.8 |
| Year Highest Occurred | 1980 | 1968 | 1972 | 1989 | 1984 | 1981 | 1981 | 1986 | 1979 | 1978 | 1967 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 25.2 | 28.5 | 31.7 | 36.1 | 47.6 | 56.4 | 65.7 | 64.8 | 55.0 | 44.8 | 35.2 | 25.5 | 45.5 |
| Year Lowest Occurred | 1979 | 1964 | 1977 | 1975 | 1977 | 1965 | 1987 | 1968 | 1985 | 1984 | 1984 | 1978 | 1975 |
| Mean Precipitation (in.) | 0.92 | 0.87 | 1.10 | 0.58 | 0.23 | 0.22 | 1.11 | 1.53 | 0.82 | 0.65 | 0.81 | 0.95 | 9.79 |
| Highest Precipitation (in.) | 3.26 | 3.07 | 4.24 | 3.43 | 1.86 | 1.50 | 3.96 | 5.40 | 2.95 | 2.23 | 2.81 | 3.64 | 18.66 |
| Year Highest Occurred | 1980 | 1976 | 1973 | 1965 | 1990 | 1972 | 1990 | 1984 | 1976 | 1971 | 1965 | 1965 | 1978 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.95 |
| Year Lowest Occurred | 1984 | 1984 | 1984 | 1989 | 1985 | 1989 | 1982 | 1985 | 1979 | 1988 | 1989 | 1981 | 1989 |
| Heating Degree Days (F) | 694. | 512. | 461. | 263. | 72. | 0. | 0. | 0. | 0. | 132. | 408. | 670. | 3212. |
| Cooling Degree Days (F) | 0. | 0. | 6. | 38. | 128. | 357. | 552. | 490. | 283. | 94. | 0. | 0. | 1948. |