| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 59.8 | 65.2 | 70.8 | 79.2 | 87.9 | 97.7 | 99.4 | 96.7 | 91.4 | 81.7 | 68.7 | 59.7 | 79.9 |
| Highest Mean Max. Temperature (F) | 69.0 | 70.9 | 84.0 | 86.6 | 92.6 | 102.1 | 103.4 | 101.4 | 94.4 | 87.0 | 74.5 | 67.2 | 81.6 |
| Year Highest Occurred | 1986 | 1972 | 1972 | 1989 | 1984 | 1990 | 1966 | 1962 | 1979 | 1979 | 1966 | 1977 | 1989 |
| Lowest Mean Max. Temperature (F) | 52.6 | 58.7 | 63.9 | 70.3 | 82.7 | 94.2 | 94.5 | 92.6 | 88.3 | 75.2 | 62.2 | 52.0 | 77.0 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1983 | 1975 | 1965 | 1986 | 1988 | 1988 | 1984 | 1961 | 1967 | 1983 |
| Mean Temperature (F) | 45.2 | 50.0 | 55.5 | 63.2 | 71.7 | 81.3 | 84.8 | 82.7 | 77.4 | 67.0 | 53.9 | 45.6 | 64.9 |
| Highest Mean Temperature (F) | 50.9 | 54.1 | 65.7 | 69.0 | 76.6 | 85.2 | 87.6 | 86.7 | 80.6 | 70.5 | 58.4 | 50.7 | 66.4 |
| Year Highest Occurred | 1986 | 1968 | 1972 | 1989 | 1984 | 1980 | 1971 | 1969 | 1983 | 1987 | 1965 | 1977 | 1981 |
| Lowest Mean Temperature (F) | 40.7 | 42.0 | 50.1 | 57.2 | 66.4 | 77.1 | 81.4 | 79.2 | 74.4 | 61.8 | 49.3 | 41.4 | 62.8 |
| Year Lowest Occurred | 1964 | 1964 | 1973 | 1983 | 1975 | 1965 | 1986 | 1974 | 1988 | 1976 | 1979 | 1967 | 1975 |
| Mean Min. Temperature (F) | 30.6 | 34.7 | 40.2 | 47.1 | 55.5 | 64.8 | 70.1 | 68.6 | 63.4 | 52.4 | 39.0 | 31.3 | 49.8 |
| Highest Mean Min. Temperature (F) | 36.6 | 41.5 | 47.3 | 53.1 | 60.6 | 68.4 | 72.8 | 72.6 | 68.4 | 56.1 | 44.0 | 35.8 | 53.0 |
| Year Highest Occurred | 1981 | 1968 | 1972 | 1981 | 1984 | 1980 | 1964 | 1969 | 1983 | 1988 | 1965 | 1984 | 1981 |
| Lowest Mean Min. Temperature (F) | 22.4 | 24.4 | 35.1 | 41.1 | 50.0 | 60.0 | 65.2 | 64.3 | 60.1 | 46.3 | 34.3 | 25.1 | 47.1 |
| Year Lowest Occurred | 1964 | 1964 | 1964 | 1975 | 1975 | 1965 | 1987 | 1974 | 1987 | 1966 | 1979 | 1963 | 1966 |
| Mean Precipitation (in.) | 0.99 | 0.87 | 0.79 | 0.29 | 0.32 | 0.34 | 2.29 | 2.16 | 1.90 | 1.20 | 0.85 | 1.53 | 13.53 |
| Highest Precipitation (in.) | 3.13 | 3.55 | 2.65 | 1.54 | 1.15 | 1.56 | 4.20 | 5.00 | 6.21 | 4.30 | 3.04 | 7.00 | 23.68 |
| Year Highest Occurred | 1979 | 1980 | 1983 | 1988 | 1987 | 1987 | 1968 | 1967 | 1985 | 1972 | 1986 | 1965 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 7.34 |
| Year Lowest Occurred | 1972 | 1972 | 1971 | 1989 | 1985 | 1989 | 1966 | 1976 | 1979 | 1982 | 1989 | 1981 | 1989 |
| Heating Degree Days (F) | 614. | 420. | 310. | 120. | 5. | 0. | 0. | 0. | 0. | 48. | 333. | 601. | 2451. |
| Cooling Degree Days (F) | 0. | 0. | 16. | 66. | 213. | 489. | 614. | 549. | 372. | 110. | 0. | 0. | 2429. |