| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 52.9 | 57.5 | 63.1 | 70.4 | 78.1 | 86.6 | 85.2 | 82.0 | 78.5 | 70.7 | 60.4 | 53.0 | 69.9 |
| Highest Mean Max. Temperature (F) | 59.8 | 63.8 | 71.0 | 76.9 | 86.1 | 92.4 | 89.5 | 87.6 | 85.4 | 77.4 | 68.5 | 59.7 | 92.4 |
| Year Highest Occurred | 2000 | 2000 | 1972 | 1989 | 2000 | 1990 | 1994 | 1994 | 2000 | 1979 | 1999 | 1981 | 1990 |
| Lowest Mean Max. Temperature (F) | 45.6 | 52.6 | 54.9 | 62.7 | 72.3 | 82.9 | 80.1 | 79.3 | 74.6 | 63.9 | 54.5 | 47.6 | 45.6 |
| Year Lowest Occurred | 1992 | 1973 | 1973 | 1983 | 1992 | 1984 | 1986 | 1990 | 1974 | 1976 | 2000 | 1982 | 1992 |
| Mean Temperature (F) | 38.2 | 41.4 | 46.3 | 52.1 | 59.5 | 67.6 | 70.4 | 68.2 | 63.4 | 54.5 | 44.4 | 38.3 | 53.7 |
| Highest Mean Temperature (F) | 42.2 | 47.3 | 51.7 | 56.1 | 65.1 | 73.2 | 73.6 | 72.5 | 67.2 | 58.5 | 48.5 | 42.8 | 73.6 |
| Year Highest Occurred | 2000 | 1996 | 1972 | 2000 | 2000 | 1994 | 1994 | 1994 | 2000 | 1987 | 1999 | 1977 | 1994 |
| Lowest Mean Temperature (F) | 33.1 | 37.9 | 41.1 | 46.0 | 56.2 | 63.5 | 67.5 | 65.6 | 61.2 | 49.7 | 39.7 | 35.0 | 33.1 |
| Year Lowest Occurred | 1992 | 1975 | 1973 | 1973 | 1975 | 1991 | 1986 | 1990 | 1976 | 1976 | 1992 | 1988 | 1992 |
| Mean Min. Temperature (F) | 23.4 | 25.3 | 29.4 | 33.8 | 40.8 | 48.6 | 55.6 | 54.4 | 48.3 | 38.3 | 28.4 | 23.6 | 37.5 |
| Highest Mean Min. Temperature (F) | 28.2 | 31.6 | 32.3 | 39.7 | 44.3 | 55.0 | 57.6 | 57.7 | 53.5 | 43.3 | 33.7 | 29.0 | 57.7 |
| Year Highest Occurred | 1993 | 1996 | 1972 | 1986 | 1997 | 1994 | 1994 | 1995 | 1983 | 1972 | 1978 | 1983 | 1995 |
| Lowest Mean Min. Temperature (F) | 18.8 | 19.0 | 25.4 | 29.0 | 36.9 | 43.1 | 53.3 | 50.8 | 44.7 | 34.1 | 22.9 | 17.8 | 17.8 |
| Year Lowest Occurred | 1990 | 1974 | 1977 | 1973 | 1975 | 1991 | 1992 | 1973 | 1973 | 1982 | 1992 | 1989 | 1989 |
| Mean Precipitation (in.) | 1.44 | 1.24 | 0.96 | 0.54 | 0.53 | 1.07 | 4.38 | 3.70 | 2.35 | 2.02 | 1.44 | 1.89 | 21.56 |
| Highest Precipitation (in.) | 4.79 | 3.66 | 3.21 | 3.78 | 4.99 | 6.37 | 8.75 | 8.82 | 5.77 | 7.81 | 6.28 | 5.71 | 8.82 |
| Year Highest Occurred | 1993 | 1980 | 1983 | 1987 | 1992 | 1996 | 1976 | 1988 | 1983 | 2000 | 1994 | 1994 | 1988 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.24 | 0.97 | 0.18 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 2000 | 1999 | 1984 | 2000 | 2000 | 1993 | 2000 | 1975 | 1984 | 1982 | 1999 | 1996 | 2000 |
| Heating Degree Days (F) | 832. | 661. | 581. | 388. | 190. | 41. | 3. | 17. | 86. | 327. | 618. | 828. | 4572. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 17. | 119. | 169. | 116. | 39. | 1. | 0. | 0. | 461. |