| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 58.3 | 64.0 | 71.4 | 79.2 | 87.3 | 95.1 | 94.2 | 91.7 | 87.0 | 78.4 | 66.6 | 58.6 | 77.7 |
| Highest Mean Max. Temperature (F) | 64.3 | 70.6 | 78.5 | 85.4 | 95.3 | 103.4 | 100.5 | 97.2 | 93.8 | 85.1 | 76.6 | 66.1 | 103.4 |
| Year Highest Occurred | 1986 | 1976 | 1974 | 1972 | 1996 | 1980 | 1980 | 1977 | 1977 | 1979 | 1981 | 1981 | 1980 |
| Lowest Mean Max. Temperature (F) | 51.4 | 57.6 | 66.2 | 68.5 | 81.2 | 88.9 | 87.5 | 87.1 | 80.8 | 71.4 | 58.4 | 50.0 | 50.0 |
| Year Lowest Occurred | 1992 | 1973 | 1987 | 1983 | 1987 | 1986 | 1991 | 1984 | 1974 | 1984 | 2000 | 1982 | 1982 |
| Mean Temperature (F) | 42.1 | 46.4 | 52.6 | 59.6 | 68.6 | 77.1 | 78.8 | 76.7 | 71.1 | 61.1 | 49.3 | 42.3 | 60.5 |
| Highest Mean Temperature (F) | 46.3 | 51.0 | 58.1 | 64.3 | 74.8 | 82.8 | 82.7 | 81.2 | 76.4 | 64.2 | 53.1 | 48.0 | 82.8 |
| Year Highest Occurred | 1993 | 1995 | 1972 | 2000 | 1996 | 1994 | 1980 | 1977 | 1977 | 1992 | 1999 | 1977 | 1994 |
| Lowest Mean Temperature (F) | 37.9 | 42.8 | 47.8 | 51.9 | 63.3 | 73.5 | 75.0 | 73.6 | 67.0 | 56.8 | 42.6 | 38.2 | 37.9 |
| Year Lowest Occurred | 1979 | 1973 | 1987 | 1983 | 1975 | 1983 | 1991 | 1990 | 1974 | 1980 | 1976 | 1982 | 1979 |
| Mean Min. Temperature (F) | 25.8 | 28.8 | 33.8 | 40.0 | 49.8 | 59.0 | 63.4 | 61.7 | 55.2 | 43.7 | 31.9 | 25.9 | 43.3 |
| Highest Mean Min. Temperature (F) | 33.4 | 34.6 | 38.6 | 46.4 | 54.8 | 66.5 | 66.8 | 66.0 | 59.0 | 48.3 | 38.2 | 32.2 | 66.8 |
| Year Highest Occurred | 1993 | 1995 | 1982 | 1981 | 1981 | 1994 | 1993 | 1994 | 1998 | 1983 | 1978 | 1994 | 1993 |
| Lowest Mean Min. Temperature (F) | 20.8 | 23.9 | 28.6 | 33.6 | 41.8 | 52.3 | 60.4 | 56.7 | 49.8 | 39.2 | 25.0 | 20.1 | 20.1 |
| Year Lowest Occurred | 1990 | 1974 | 1988 | 1975 | 1975 | 1983 | 1975 | 1973 | 1979 | 1980 | 1979 | 1989 | 1989 |
| Mean Precipitation (in.) | 0.57 | 0.34 | 0.20 | 0.24 | 0.62 | 1.12 | 1.90 | 1.93 | 1.88 | 0.92 | 0.37 | 0.50 | 10.59 |
| Highest Precipitation (in.) | 3.79 | 1.64 | 1.25 | 1.36 | 3.26 | 4.85 | 4.81 | 6.05 | 8.15 | 4.76 | 1.34 | 3.77 | 8.15 |
| Year Highest Occurred | 1992 | 1973 | 1998 | 1977 | 1992 | 1978 | 1991 | 1989 | 1974 | 1998 | 2000 | 1991 | 1974 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 2000 | 2000 | 2000 | 2000 | 1996 | 1998 | 2000 | 1995 | 2000 | 1999 | 1999 | 2000 | 2000 |
| Heating Degree Days (F) | 711. | 521. | 386. | 196. | 46. | 1. | 0. | 0. | 18. | 150. | 472. | 706. | 3207. |
| Cooling Degree Days (F) | 0. | 0. | 2. | 35. | 156. | 363. | 429. | 362. | 200. | 29. | 1. | 0. | 1577. |