| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 59.2 | 65.0 | 70.9 | 79.8 | 89.0 | 99.3 | 102.0 | 99.5 | 94.0 | 82.1 | 67.9 | 59.1 | 80.7 |
| Highest Mean Max. Temperature (F) | 64.7 | 70.5 | 82.1 | 88.4 | 96.5 | 104.6 | 105.5 | 103.8 | 99.4 | 87.7 | 76.2 | 65.4 | 105.5 |
| Year Highest Occurred | 1996 | 1996 | 1972 | 1989 | 2000 | 1974 | 2000 | 1994 | 2000 | 1999 | 1999 | 1980 | 2000 |
| Lowest Mean Max. Temperature (F) | 51.3 | 58.5 | 61.1 | 70.9 | 83.1 | 94.6 | 98.0 | 96.4 | 88.0 | 75.5 | 61.6 | 54.4 | 51.3 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1980 | 1991 | 1986 | 1984 | 1985 | 1984 | 2000 | 1978 | 1979 |
| Mean Temperature (F) | 48.4 | 52.8 | 57.8 | 65.4 | 74.5 | 84.1 | 88.1 | 86.2 | 80.9 | 69.5 | 56.5 | 48.6 | 67.7 |
| Highest Mean Temperature (F) | 53.0 | 58.1 | 66.4 | 73.3 | 80.2 | 88.2 | 92.0 | 89.7 | 85.4 | 74.4 | 61.8 | 54.5 | 92.0 |
| Year Highest Occurred | 1981 | 1996 | 1972 | 1989 | 2000 | 2000 | 1971 | 1994 | 2000 | 1988 | 1995 | 1980 | 1971 |
| Lowest Mean Temperature (F) | 43.4 | 48.5 | 50.6 | 56.6 | 67.8 | 79.9 | 85.0 | 82.8 | 76.0 | 64.3 | 51.1 | 44.0 | 43.4 |
| Year Lowest Occurred | 1979 | 1975 | 1973 | 1975 | 1977 | 1975 | 1975 | 1978 | 1976 | 1971 | 2000 | 1974 | 1979 |
| Mean Min. Temperature (F) | 37.6 | 40.5 | 44.6 | 51.0 | 59.9 | 68.8 | 74.1 | 72.9 | 67.8 | 56.8 | 45.1 | 38.1 | 54.8 |
| Highest Mean Min. Temperature (F) | 43.1 | 45.6 | 50.7 | 58.2 | 63.9 | 74.1 | 78.8 | 76.1 | 73.7 | 62.4 | 49.8 | 43.6 | 78.8 |
| Year Highest Occurred | 1981 | 1996 | 1972 | 1989 | 2000 | 2000 | 1971 | 1982 | 1983 | 1988 | 1995 | 1980 | 1971 |
| Lowest Mean Min. Temperature (F) | 31.3 | 33.7 | 33.6 | 42.2 | 49.3 | 62.9 | 69.1 | 66.3 | 61.0 | 49.7 | 40.5 | 29.2 | 29.2 |
| Year Lowest Occurred | 1977 | 1974 | 1977 | 1975 | 1977 | 1975 | 1977 | 1976 | 1976 | 1976 | 2000 | 1976 | 1976 |
| Mean Precipitation (in.) | 2.21 | 1.95 | 2.35 | 0.59 | 0.47 | 0.14 | 1.25 | 1.79 | 1.33 | 1.52 | 1.53 | 1.76 | 16.89 |
| Highest Precipitation (in.) | 11.25 | 7.03 | 8.06 | 2.93 | 2.25 | 1.74 | 2.97 | 4.34 | 3.75 | 8.57 | 4.82 | 7.53 | 11.25 |
| Year Highest Occurred | 1993 | 1980 | 1978 | 1999 | 1973 | 1972 | 1984 | 1999 | 1996 | 1972 | 1978 | 1978 | 1993 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.42 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 1972 | 1984 | 1997 | 2000 | 2000 | 1999 | 1997 | 1985 | 2000 | 1999 | 1999 | 1981 | 1972 |
| Heating Degree Days (F) | 515. | 344. | 261. | 110. | 18. | 0. | 0. | 0. | 0. | 43. | 265. | 509. | 2065. |
| Cooling Degree Days (F) | 0. | 2. | 36. | 121. | 310. | 572. | 715. | 657. | 477. | 182. | 10. | 0. | 3082. |