| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 59.2 | 64.9 | 72.2 | 80.9 | 89.0 | 97.5 | 97.8 | 94.5 | 89.0 | 80.6 | 69.1 | 60.0 | 79.6 |
| Highest Mean Max. Temperature (F) | 67.9 | 71.3 | 80.5 | 88.3 | 95.8 | 105.1 | 103.2 | 101.7 | 95.4 | 87.2 | 79.9 | 70.8 | 84.1 |
| Year Highest Occurred | 1982 | 1982 | 1989 | 1989 | 1984 | 1980 | 1980 | 1982 | 1983 | 1979 | 1981 | 1981 | 1982 |
| Lowest Mean Max. Temperature (F) | 52.9 | 56.6 | 65.4 | 72.5 | 84.5 | 93.5 | 93.1 | 90.1 | 83.4 | 73.7 | 59.5 | 54.7 | 77.5 |
| Year Lowest Occurred | 1979 | 1966 | 1962 | 1983 | 1976 | 1967 | 1976 | 1966 | 1978 | 1970 | 1961 | 1967 | 1976 |
| Mean Temperature (F) | 43.0 | 48.1 | 55.1 | 63.4 | 71.5 | 80.2 | 82.7 | 80.0 | 74.0 | 63.6 | 52.1 | 43.9 | 63.1 |
| Highest Mean Temperature (F) | 47.8 | 53.7 | 61.9 | 70.0 | 78.6 | 88.0 | 86.8 | 85.1 | 79.2 | 69.4 | 58.0 | 50.8 | 66.1 |
| Year Highest Occurred | 1982 | 1986 | 1989 | 1989 | 1984 | 1990 | 1980 | 1982 | 1983 | 1987 | 1981 | 1981 | 1982 |
| Lowest Mean Temperature (F) | 38.5 | 40.3 | 49.2 | 56.9 | 66.8 | 76.5 | 79.3 | 76.5 | 70.3 | 57.6 | 45.8 | 40.1 | 61.1 |
| Year Lowest Occurred | 1964 | 1964 | 1962 | 1983 | 1967 | 1965 | 1975 | 1979 | 1974 | 1970 | 1961 | 1976 | 1966 |
| Mean Min. Temperature (F) | 26.7 | 31.2 | 38.0 | 45.8 | 54.0 | 62.9 | 67.5 | 65.5 | 58.9 | 46.6 | 35.1 | 27.7 | 46.7 |
| Highest Mean Min. Temperature (F) | 31.7 | 38.0 | 43.3 | 52.6 | 61.3 | 71.4 | 70.3 | 68.7 | 63.0 | 52.9 | 41.0 | 35.8 | 49.6 |
| Year Highest Occurred | 1965 | 1986 | 1989 | 1986 | 1984 | 1990 | 1980 | 1977 | 1983 | 1987 | 1978 | 1984 | 1986 |
| Lowest Mean Min. Temperature (F) | 18.5 | 22.5 | 32.7 | 39.5 | 47.7 | 58.9 | 64.3 | 60.2 | 54.6 | 40.8 | 29.3 | 21.4 | 43.8 |
| Year Lowest Occurred | 1967 | 1964 | 1969 | 1975 | 1967 | 1988 | 1968 | 1979 | 1979 | 1976 | 1979 | 1966 | 1979 |
| Mean Precipitation (in.) | 0.41 | 0.45 | 0.25 | 0.25 | 0.32 | 0.68 | 1.45 | 1.66 | 1.78 | 0.90 | 0.46 | 0.58 | 9.19 |
| Highest Precipitation (in.) | 1.25 | 2.29 | 1.08 | 1.60 | 1.36 | 3.88 | 6.00 | 3.76 | 9.52 | 2.58 | 1.86 | 2.80 | 16.80 |
| Year Highest Occurred | 1981 | 1973 | 1968 | 1983 | 1986 | 1966 | 1968 | 1984 | 1974 | 1977 | 1968 | 1982 | 1974 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.16 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 4.55 |
| Year Lowest Occurred | 1987 | 1984 | 1982 | 1989 | 1988 | 1990 | 1965 | 1962 | 1973 | 1979 | 1989 | 1985 | 1964 |
| Heating Degree Days (F) | 682. | 473. | 321. | 124. | 12. | 0. | 0. | 0. | 0. | 108. | 387. | 654. | 2761. |
| Cooling Degree Days (F) | 0. | 0. | 14. | 76. | 214. | 456. | 549. | 465. | 270. | 65. | 0. | 0. | 2109. |