| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 53.4 | 59.8 | 66.5 | 74.8 | 84.0 | 94.4 | 98.9 | 96.6 | 89.5 | 77.6 | 62.7 | 54.0 | 76.0 |
| Highest Mean Max. Temperature (F) | 61.0 | 68.4 | 75.4 | 83.6 | 91.0 | 99.3 | 102.8 | 101.3 | 94.7 | 85.6 | 70.9 | 63.4 | 102.8 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1984 | 1981 | 1981 | 1996 | 1979 | 1988 | 1999 | 1980 | 1981 |
| Lowest Mean Max. Temperature (F) | 43.7 | 52.5 | 56.8 | 65.7 | 74.3 | 90.0 | 94.9 | 92.1 | 82.9 | 68.7 | 55.7 | 47.8 | 43.7 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1977 | 1998 | 1974 | 1972 | 1986 | 1972 | 1972 | 1971 | 1979 |
| Mean Temperature (F) | 40.4 | 46.0 | 52.2 | 58.9 | 67.3 | 76.5 | 82.1 | 80.5 | 73.0 | 61.2 | 48.1 | 40.5 | 60.6 |
| Highest Mean Temperature (F) | 46.3 | 51.4 | 57.6 | 65.6 | 73.5 | 80.9 | 85.6 | 84.0 | 77.4 | 68.0 | 53.8 | 46.9 | 85.6 |
| Year Highest Occurred | 1986 | 1995 | 1989 | 1989 | 1997 | 1985 | 1981 | 1996 | 1979 | 1988 | 1981 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 32.9 | 39.5 | 45.8 | 50.4 | 61.2 | 72.1 | 79.1 | 76.4 | 67.1 | 56.1 | 42.8 | 33.9 | 32.9 |
| Year Lowest Occurred | 1973 | 1979 | 1973 | 1975 | 1977 | 1995 | 1974 | 1976 | 1986 | 1984 | 2000 | 1990 | 1973 |
| Mean Min. Temperature (F) | 27.4 | 32.2 | 37.8 | 43.0 | 50.5 | 58.6 | 65.3 | 64.3 | 56.4 | 44.8 | 33.4 | 26.9 | 45.1 |
| Highest Mean Min. Temperature (F) | 33.7 | 37.8 | 42.0 | 48.9 | 56.1 | 64.0 | 68.4 | 67.6 | 61.1 | 50.4 | 38.6 | 32.1 | 68.4 |
| Year Highest Occurred | 1993 | 1992 | 1992 | 1992 | 1997 | 1985 | 1985 | 1997 | 1997 | 1988 | 1981 | 1996 | 1985 |
| Lowest Mean Min. Temperature (F) | 21.6 | 26.4 | 31.9 | 35.1 | 45.4 | 53.9 | 61.4 | 59.5 | 51.2 | 40.5 | 29.1 | 19.9 | 19.9 |
| Year Lowest Occurred | 1972 | 1979 | 1977 | 1975 | 1983 | 1995 | 1993 | 1974 | 1986 | 1971 | 2000 | 1990 | 1990 |
| Mean Precipitation (in.) | 1.56 | 1.59 | 1.78 | 0.78 | 0.55 | 0.28 | 0.71 | 1.10 | 0.88 | 0.94 | 1.08 | 0.77 | 12.02 |
| Highest Precipitation (in.) | 6.15 | 4.63 | 5.19 | 3.37 | 2.33 | 1.70 | 2.31 | 3.59 | 3.51 | 2.63 | 3.26 | 3.03 | 6.15 |
| Year Highest Occurred | 1980 | 1993 | 1978 | 1988 | 1977 | 1972 | 1984 | 1982 | 1997 | 1974 | 1987 | 1984 | 1980 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 1976 | 1974 | 1997 | 1984 | 1986 | 2000 | 1993 | 1996 | 1993 | 1999 | 1989 | 1998 | 1976 |
| Heating Degree Days (F) | 764. | 532. | 405. | 229. | 74. | 4. | 0. | 0. | 12. | 176. | 510. | 760. | 3466. |
| Cooling Degree Days (F) | 0. | 0. | 8. | 46. | 145. | 349. | 530. | 478. | 251. | 57. | 1. | 0. | 1865. |