| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 62.7 | 64.5 | 64.8 | 66.9 | 67.9 | 70.3 | 71.3 | 72.5 | 75.0 | 73.9 | 67.5 | 62.4 | 68.3 |
| Highest Mean Max. Temperature (F) | 69.3 | 71.5 | 71.0 | 71.8 | 72.2 | 75.3 | 75.3 | 76.6 | 81.9 | 80.8 | 73.9 | 69.1 | 70.3 |
| Year Highest Occurred | 1976 | 1988 | 1988 | 1987 | 1978 | 1981 | 1983 | 1983 | 1984 | 1967 | 1976 | 1976 | 1988 |
| Lowest Mean Max. Temperature (F) | 57.7 | 57.9 | 59.9 | 59.5 | 64.5 | 66.5 | 66.6 | 69.0 | 70.2 | 70.8 | 61.1 | 57.0 | 66.5 |
| Year Lowest Occurred | 1979 | 1969 | 1985 | 1967 | 1977 | 1967 | 1962 | 1973 | 1986 | 1984 | 1985 | 1971 | 1973 |
| Mean Temperature (F) | 51.3 | 53.3 | 54.1 | 55.9 | 58.2 | 61.0 | 62.3 | 63.5 | 64.0 | 61.6 | 55.9 | 51.3 | 57.7 |
| Highest Mean Temperature (F) | 57.2 | 57.8 | 59.1 | 60.5 | 61.2 | 64.8 | 65.9 | 67.7 | 70.4 | 66.3 | 59.7 | 55.8 | 60.3 |
| Year Highest Occurred | 1986 | 1988 | 1986 | 1988 | 1987 | 1981 | 1983 | 1983 | 1983 | 1983 | 1976 | 1983 | 1988 |
| Lowest Mean Temperature (F) | 47.6 | 48.6 | 50.4 | 50.5 | 55.2 | 57.7 | 59.1 | 60.6 | 60.7 | 57.6 | 51.4 | 47.0 | 56.3 |
| Year Lowest Occurred | 1982 | 1990 | 1985 | 1967 | 1964 | 1984 | 1962 | 1973 | 1962 | 1971 | 1985 | 1990 | 1964 |
| Mean Min. Temperature (F) | 39.9 | 42.0 | 43.3 | 44.9 | 48.6 | 51.7 | 53.3 | 54.4 | 53.0 | 49.3 | 44.2 | 40.2 | 47.1 |
| Highest Mean Min. Temperature (F) | 46.8 | 47.5 | 49.5 | 50.1 | 51.9 | 55.1 | 56.6 | 58.7 | 60.0 | 55.7 | 49.3 | 48.4 | 50.7 |
| Year Highest Occurred | 1986 | 1968 | 1989 | 1988 | 1987 | 1986 | 1988 | 1983 | 1983 | 1987 | 1981 | 1983 | 1983 |
| Lowest Mean Min. Temperature (F) | 35.2 | 35.2 | 38.6 | 41.1 | 45.6 | 48.4 | 51.0 | 49.1 | 49.4 | 44.2 | 41.1 | 34.4 | 44.8 |
| Year Lowest Occurred | 1963 | 1964 | 1964 | 1970 | 1964 | 1984 | 1989 | 1969 | 1964 | 1971 | 1964 | 1990 | 1964 |
| Mean Precipitation (in.) | 2.64 | 2.25 | 2.40 | 1.17 | 0.19 | 0.10 | 0.05 | 0.07 | 0.18 | 0.69 | 2.05 | 2.26 | 14.05 |
| Highest Precipitation (in.) | 8.53 | 6.24 | 6.89 | 5.69 | 1.30 | 0.58 | 0.67 | 0.89 | 1.27 | 2.16 | 5.04 | 5.90 | 28.54 |
| Year Highest Occurred | 1969 | 1969 | 1983 | 1967 | 1990 | 1967 | 1980 | 1976 | 1976 | 1982 | 1982 | 1973 | 1983 |
| Lowest Precipitation (in.) | 0.00 | 0.10 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 7.31 |
| Year Lowest Occurred | 1971 | 1964 | 1972 | 1985 | 1986 | 1990 | 1990 | 1990 | 1988 | 1986 | 1986 | 1989 | 1961 |
| Heating Degree Days (F) | 425. | 328. | 341. | 277. | 211. | 129. | 97. | 75. | 79. | 129. | 276. | 425. | 2792. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 0. | 9. | 13. | 28. | 49. | 23. | 0. | 0. | 122. |