| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 45.1 | 49.4 | 56.0 | 62.7 | 71.2 | 81.0 | 88.3 | 87.0 | 78.8 | 66.5 | 53.6 | 46.0 | 65.5 |
| Highest Mean Max. Temperature (F) | 53.1 | 55.8 | 63.8 | 69.3 | 79.7 | 86.3 | 93.3 | 92.6 | 83.9 | 73.4 | 62.0 | 52.3 | 93.3 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 2000 | 1992 | 1974 | 1994 | 1981 | 1974 | 1978 | 1995 | 1981 | 1994 |
| Lowest Mean Max. Temperature (F) | 38.3 | 40.8 | 49.9 | 55.1 | 60.6 | 75.4 | 82.6 | 78.3 | 71.4 | 60.0 | 44.3 | 36.0 | 36.0 |
| Year Lowest Occurred | 1993 | 1989 | 1991 | 1975 | 1977 | 1998 | 1973 | 1976 | 1986 | 1984 | 1994 | 1990 | 1990 |
| Mean Temperature (F) | 36.8 | 40.3 | 45.8 | 51.3 | 59.3 | 68.0 | 75.3 | 74.5 | 66.9 | 56.1 | 44.6 | 37.6 | 54.7 |
| Highest Mean Temperature (F) | 43.6 | 45.3 | 50.9 | 57.7 | 67.1 | 72.1 | 79.6 | 78.4 | 70.2 | 62.0 | 51.7 | 43.4 | 79.6 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1992 | 1992 | 1986 | 1988 | 1986 | 1995 | 1988 | 1995 | 1995 | 1988 |
| Lowest Mean Temperature (F) | 31.2 | 32.1 | 39.5 | 44.6 | 51.7 | 63.0 | 70.6 | 67.3 | 61.5 | 48.5 | 37.1 | 27.8 | 27.8 |
| Year Lowest Occurred | 1985 | 1989 | 1985 | 1975 | 1977 | 1980 | 1983 | 1976 | 1986 | 1984 | 1994 | 1990 | 1990 |
| Mean Min. Temperature (F) | 28.4 | 31.1 | 35.6 | 39.8 | 47.3 | 54.9 | 62.3 | 61.9 | 55.0 | 45.6 | 35.6 | 29.1 | 43.9 |
| Highest Mean Min. Temperature (F) | 34.2 | 37.0 | 41.5 | 46.7 | 54.5 | 59.6 | 67.0 | 67.1 | 59.0 | 51.8 | 41.4 | 35.9 | 67.1 |
| Year Highest Occurred | 1995 | 2000 | 1993 | 1990 | 1992 | 2000 | 1988 | 1986 | 1987 | 1988 | 1995 | 1995 | 1986 |
| Lowest Mean Min. Temperature (F) | 22.1 | 23.3 | 28.0 | 34.0 | 41.5 | 50.2 | 57.2 | 56.2 | 50.6 | 37.0 | 29.9 | 19.6 | 19.6 |
| Year Lowest Occurred | 1985 | 1989 | 1985 | 1975 | 1985 | 1971 | 1983 | 1976 | 1971 | 1984 | 1994 | 1990 | 1990 |
| Mean Precipitation (in.) | 1.17 | 0.86 | 0.84 | 0.49 | 0.66 | 0.52 | 0.24 | 0.28 | 0.46 | 0.45 | 0.89 | 0.81 | 7.67 |
| Highest Precipitation (in.) | 4.37 | 2.70 | 3.14 | 1.61 | 3.29 | 1.56 | 1.26 | 1.49 | 3.09 | 1.55 | 3.10 | 3.23 | 4.37 |
| Year Highest Occurred | 2000 | 1996 | 1991 | 1982 | 1971 | 1995 | 1974 | 1979 | 1998 | 1993 | 1983 | 1996 | 2000 |
| Lowest Precipitation (in.) | 0.01 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 1994 | 1988 | 1972 | 1985 | 1985 | 1994 | 2000 | 1997 | 1999 | 1995 | 1986 | 1989 | 1972 |
| Heating Degree Days (F) | 876. | 693. | 596. | 418. | 220. | 49. | 3. | 6. | 60. | 296. | 612. | 852. | 4681. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 5. | 42. | 138. | 322. | 300. | 116. | 19. | 0. | 0. | 942. |