| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 52.8 | 56.6 | 62.5 | 71.0 | 80.2 | 90.5 | 96.1 | 94.0 | 86.6 | 74.4 | 60.9 | 53.4 | 73.3 |
| Highest Mean Max. Temperature (F) | 59.8 | 64.4 | 71.7 | 79.3 | 87.9 | 95.0 | 99.9 | 98.0 | 92.9 | 82.2 | 68.5 | 62.2 | 99.9 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1984 | 1981 | 1972 | 1996 | 1979 | 1988 | 1976 | 1980 | 1972 |
| Lowest Mean Max. Temperature (F) | 45.0 | 50.1 | 55.1 | 61.1 | 71.0 | 85.5 | 91.8 | 89.0 | 80.4 | 67.1 | 53.6 | 46.1 | 45.0 |
| Year Lowest Occurred | 1987 | 1998 | 1973 | 1975 | 1998 | 1998 | 1983 | 1976 | 1986 | 1984 | 1994 | 1986 | 1987 |
| Mean Temperature (F) | 41.6 | 44.8 | 49.3 | 56.1 | 64.8 | 74.2 | 80.1 | 78.5 | 71.9 | 60.9 | 48.5 | 41.6 | 59.4 |
| Highest Mean Temperature (F) | 47.8 | 51.6 | 56.8 | 64.5 | 71.7 | 78.6 | 84.0 | 82.0 | 77.1 | 68.0 | 55.0 | 49.5 | 84.0 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1981 | 1972 | 1986 | 1979 | 1988 | 1995 | 1980 | 1972 |
| Lowest Mean Temperature (F) | 35.4 | 40.4 | 44.1 | 47.8 | 56.0 | 68.2 | 76.3 | 72.6 | 64.0 | 53.1 | 42.3 | 35.4 | 35.4 |
| Year Lowest Occurred | 1974 | 1998 | 1991 | 1975 | 1977 | 1998 | 1983 | 1976 | 1985 | 1984 | 1994 | 1987 | 1987 |
| Mean Min. Temperature (F) | 30.4 | 33.0 | 36.1 | 41.2 | 49.4 | 57.8 | 64.0 | 62.9 | 57.1 | 47.3 | 36.1 | 29.7 | 45.4 |
| Highest Mean Min. Temperature (F) | 35.9 | 38.7 | 42.8 | 49.6 | 55.5 | 63.2 | 68.0 | 66.8 | 61.3 | 53.8 | 42.6 | 36.8 | 68.0 |
| Year Highest Occurred | 1986 | 1995 | 1994 | 1989 | 1997 | 1987 | 1972 | 1986 | 1979 | 1988 | 1995 | 1980 | 1972 |
| Lowest Mean Min. Temperature (F) | 24.1 | 27.4 | 30.7 | 33.7 | 40.9 | 50.9 | 59.6 | 56.2 | 47.5 | 39.1 | 30.7 | 22.4 | 22.4 |
| Year Lowest Occurred | 1974 | 1974 | 1976 | 1976 | 1977 | 1998 | 1988 | 1976 | 1985 | 1984 | 1985 | 1987 | 1987 |
| Mean Precipitation (in.) | 1.02 | 1.05 | 1.13 | 0.33 | 0.44 | 0.13 | 0.32 | 0.63 | 0.48 | 0.31 | 0.36 | 0.55 | 6.75 |
| Highest Precipitation (in.) | 4.04 | 7.11 | 4.88 | 2.43 | 2.41 | 0.73 | 1.93 | 8.36 | 3.61 | 1.91 | 1.48 | 2.32 | 8.36 |
| Year Highest Occurred | 1995 | 1998 | 1983 | 1999 | 1977 | 1972 | 1999 | 1984 | 1976 | 1974 | 1984 | 1992 | 1984 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 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 | 1998 | 1999 | 1997 | 1996 | 1999 | 1999 | 2000 | 1997 | 1996 | 1999 | 1999 | 2000 | 1998 |
| Heating Degree Days (F) | 726. | 566. | 489. | 300. | 133. | 14. | 0. | 0. | 21. | 189. | 497. | 728. | 3663. |
| Cooling Degree Days (F) | 0. | 0. | 3. | 33. | 127. | 287. | 466. | 417. | 228. | 60. | 2. | 0. | 1623. |