| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 67.7 | 73.2 | 77.7 | 85.1 | 93.1 | 102.6 | 106.2 | 104.7 | 99.6 | 89.4 | 76.5 | 67.5 | 86.9 |
| Highest Mean Max. Temperature (F) | 74.5 | 82.9 | 87.5 | 94.2 | 100.7 | 108.2 | 109.5 | 109.0 | 106.4 | 95.3 | 80.9 | 75.7 | 89.5 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1978 | 1980 | 1962 | 1979 | 1965 | 1989 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 59.7 | 66.9 | 70.5 | 75.9 | 86.4 | 95.7 | 102.6 | 101.1 | 93.3 | 81.4 | 71.6 | 61.9 | 84.9 |
| Year Lowest Occurred | 1979 | 1966 | 1973 | 1967 | 1977 | 1965 | 1984 | 1968 | 1985 | 1972 | 1972 | 1967 | 1971 |
| Mean Temperature (F) | 55.1 | 59.9 | 64.2 | 70.8 | 78.5 | 87.4 | 93.3 | 92.2 | 86.3 | 75.5 | 63.2 | 55.0 | 73.5 |
| Highest Mean Temperature (F) | 60.3 | 68.1 | 71.6 | 79.0 | 84.4 | 92.1 | 95.6 | 96.4 | 91.5 | 81.7 | 67.3 | 60.7 | 75.5 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1978 | 1978 | 1969 | 1979 | 1988 | 1967 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 50.9 | 54.6 | 59.1 | 63.4 | 72.5 | 80.8 | 90.7 | 89.1 | 80.2 | 70.0 | 58.9 | 50.8 | 71.8 |
| Year Lowest Occurred | 1964 | 1964 | 1973 | 1967 | 1977 | 1965 | 1987 | 1979 | 1985 | 1971 | 1964 | 1968 | 1971 |
| Mean Min. Temperature (F) | 42.5 | 46.5 | 50.6 | 56.5 | 63.8 | 72.0 | 80.4 | 79.7 | 73.1 | 61.6 | 49.9 | 42.6 | 59.9 |
| Highest Mean Min. Temperature (F) | 48.3 | 53.2 | 56.4 | 63.7 | 68.1 | 76.0 | 83.4 | 84.5 | 77.7 | 68.2 | 53.9 | 47.4 | 61.8 |
| Year Highest Occurred | 1969 | 1963 | 1978 | 1989 | 1984 | 1978 | 1970 | 1969 | 1983 | 1988 | 1967 | 1983 | 1978 |
| Lowest Mean Min. Temperature (F) | 36.4 | 40.5 | 45.7 | 50.7 | 58.5 | 65.9 | 76.2 | 74.9 | 67.0 | 57.4 | 46.0 | 37.5 | 57.6 |
| Year Lowest Occurred | 1964 | 1964 | 1977 | 1975 | 1977 | 1965 | 1987 | 1979 | 1985 | 1981 | 1979 | 1968 | 1975 |
| Mean Precipitation (in.) | 0.47 | 0.29 | 0.27 | 0.15 | 0.03 | 0.05 | 0.22 | 0.58 | 0.47 | 0.39 | 0.32 | 0.42 | 3.66 |
| Highest Precipitation (in.) | 2.26 | 1.41 | 1.38 | 1.91 | 0.26 | 1.31 | 1.39 | 2.64 | 2.63 | 3.78 | 1.73 | 2.11 | 6.42 |
| Year Highest Occurred | 1979 | 1978 | 1970 | 1965 | 1979 | 1972 | 1984 | 1983 | 1976 | 1972 | 1969 | 1965 | 1984 |
| 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 | 0.81 |
| Year Lowest Occurred | 1973 | 1989 | 1987 | 1990 | 1990 | 1989 | 1988 | 1985 | 1989 | 1990 | 1990 | 1989 | 1964 |
| Heating Degree Days (F) | 313. | 167. | 114. | 40. | 0. | 0. | 0. | 0. | 0. | 8. | 98. | 315. | 1055. |
| Cooling Degree Days (F) | 6. | 24. | 89. | 214. | 419. | 672. | 877. | 843. | 639. | 333. | 44. | 5. | 4165. |