| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 62.0 | 65.8 | 73.2 | 80.2 | 86.3 | 90.9 | 92.1 | 91.4 | 88.2 | 80.9 | 72.2 | 65.1 | 79.0 |
| Highest Mean Max. Temperature (F) | 73.9 | 75.3 | 79.5 | 85.1 | 95.1 | 94.5 | 97.0 | 95.4 | 93.0 | 86.1 | 77.9 | 73.9 | 81.4 |
| Year Highest Occurred | 1974 | 1962 | 1967 | 1967 | 1962 | 1977 | 1983 | 1962 | 1980 | 1984 | 1985 | 1984 | 1990 |
| Lowest Mean Max. Temperature (F) | 52.8 | 57.5 | 65.9 | 76.3 | 81.9 | 87.1 | 88.8 | 88.9 | 84.0 | 75.3 | 64.4 | 56.8 | 77.1 |
| Year Lowest Occurred | 1978 | 1978 | 1969 | 1973 | 1976 | 1965 | 1965 | 1969 | 1967 | 1976 | 1976 | 1989 | 1966 |
| Mean Temperature (F) | 49.6 | 52.9 | 59.8 | 66.3 | 72.8 | 78.5 | 80.5 | 79.9 | 76.2 | 66.4 | 58.4 | 52.5 | 66.2 |
| Highest Mean Temperature (F) | 65.2 | 63.2 | 65.1 | 70.1 | 79.7 | 81.9 | 83.5 | 82.3 | 79.7 | 71.9 | 66.1 | 64.2 | 68.3 |
| Year Highest Occurred | 1974 | 1962 | 1974 | 1967 | 1962 | 1981 | 1962 | 1962 | 1980 | 1985 | 1985 | 1984 | 1962 |
| Lowest Mean Temperature (F) | 42.4 | 45.2 | 52.6 | 62.3 | 69.6 | 74.3 | 78.0 | 77.7 | 71.3 | 59.9 | 51.7 | 43.9 | 64.4 |
| Year Lowest Occurred | 1978 | 1978 | 1969 | 1983 | 1981 | 1966 | 1965 | 1967 | 1967 | 1987 | 1976 | 1963 | 1966 |
| Mean Min. Temperature (F) | 37.0 | 39.9 | 46.3 | 52.3 | 59.4 | 66.1 | 68.9 | 68.4 | 64.2 | 51.9 | 44.6 | 39.9 | 53.2 |
| Highest Mean Min. Temperature (F) | 56.4 | 51.0 | 52.9 | 57.3 | 64.3 | 69.5 | 71.4 | 70.5 | 68.2 | 60.5 | 54.2 | 54.5 | 55.4 |
| Year Highest Occurred | 1974 | 1962 | 1973 | 1965 | 1962 | 1981 | 1962 | 1987 | 1973 | 1985 | 1985 | 1984 | 1962 |
| Lowest Mean Min. Temperature (F) | 28.4 | 30.8 | 37.5 | 46.4 | 53.9 | 61.4 | 64.3 | 65.7 | 58.6 | 41.5 | 38.3 | 29.6 | 50.3 |
| Year Lowest Occurred | 1981 | 1968 | 1968 | 1987 | 1988 | 1966 | 1983 | 1965 | 1967 | 1987 | 1968 | 1963 | 1968 |
| Mean Precipitation (in.) | 5.19 | 5.60 | 5.98 | 3.79 | 4.41 | 6.46 | 7.78 | 6.97 | 5.51 | 3.70 | 4.03 | 4.88 | 64.30 |
| Highest Precipitation (in.) | 9.49 | 12.13 | 12.68 | 9.96 | 11.04 | 19.83 | 26.44 | 16.14 | 12.01 | 12.63 | 10.24 | 10.97 | 98.07 |
| Year Highest Occurred | 1979 | 1979 | 1980 | 1964 | 1975 | 1989 | 1975 | 1977 | 1977 | 1967 | 1989 | 1961 | 1975 |
| Lowest Precipitation (in.) | 1.51 | 1.34 | 1.67 | 0.25 | 0.26 | 0.30 | 0.77 | 0.89 | 0.58 | 0.00 | 0.37 | 0.68 | 45.91 |
| Year Lowest Occurred | 1981 | 1977 | 1963 | 1986 | 1962 | 1969 | 1983 | 1989 | 1984 | 1963 | 1967 | 1980 | 1968 |
| Heating Degree Days (F) | 495. | 354. | 200. | 46. | 0. | 0. | 0. | 0. | 0. | 74. | 230. | 409. | 1808. |
| Cooling Degree Days (F) | 18. | 15. | 39. | 85. | 246. | 405. | 481. | 462. | 336. | 117. | 32. | 21. | 2257. |