| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 67.3 | 72.0 | 77.2 | 86.2 | 95.7 | 105.5 | 107.1 | 105.0 | 100.4 | 89.6 | 76.2 | 67.1 | 87.4 |
| Highest Mean Max. Temperature (F) | 74.5 | 77.3 | 86.8 | 95.1 | 102.5 | 111.2 | 112.1 | 110.6 | 105.4 | 96.6 | 85.5 | 75.2 | 112.1 |
| Year Highest Occurred | 1986 | 1996 | 1972 | 1989 | 2000 | 1994 | 1995 | 1994 | 1995 | 1995 | 1999 | 1980 | 1995 |
| Lowest Mean Max. Temperature (F) | 58.9 | 64.8 | 66.3 | 78.0 | 90.4 | 99.3 | 102.4 | 100.5 | 94.7 | 81.8 | 68.8 | 62.2 | 58.9 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1991 | 1990 | 1971 | 1976 | 1971 | 2000 | 1978 | 1979 |
| Mean Temperature (F) | 50.7 | 54.6 | 59.6 | 66.9 | 76.0 | 85.1 | 90.4 | 88.7 | 82.9 | 71.1 | 57.6 | 50.4 | 69.5 |
| Highest Mean Temperature (F) | 55.0 | 59.5 | 65.9 | 74.0 | 82.7 | 90.0 | 93.3 | 92.9 | 86.8 | 76.3 | 63.4 | 56.3 | 93.3 |
| Year Highest Occurred | 1986 | 1996 | 1972 | 1989 | 1997 | 1994 | 1980 | 1994 | 1995 | 1988 | 1999 | 1980 | 1980 |
| Lowest Mean Temperature (F) | 46.8 | 50.6 | 53.2 | 60.4 | 71.8 | 79.6 | 87.6 | 83.9 | 77.6 | 66.2 | 52.7 | 46.0 | 46.0 |
| Year Lowest Occurred | 1979 | 1990 | 1973 | 1975 | 1977 | 1991 | 1992 | 1990 | 1985 | 1971 | 2000 | 1974 | 1974 |
| Mean Min. Temperature (F) | 34.0 | 37.2 | 42.0 | 47.6 | 56.3 | 64.7 | 73.6 | 72.3 | 65.3 | 52.5 | 39.0 | 33.7 | 51.5 |
| Highest Mean Min. Temperature (F) | 41.5 | 42.4 | 48.1 | 52.9 | 63.1 | 70.7 | 77.0 | 75.6 | 71.7 | 58.9 | 43.1 | 39.5 | 77.0 |
| Year Highest Occurred | 1993 | 1976 | 1994 | 1989 | 1997 | 1981 | 1971 | 1982 | 1983 | 1988 | 1995 | 1991 | 1971 |
| Lowest Mean Min. Temperature (F) | 29.0 | 32.5 | 36.4 | 42.9 | 51.3 | 58.4 | 69.3 | 66.7 | 59.1 | 44.1 | 32.8 | 28.6 | 28.6 |
| Year Lowest Occurred | 1972 | 1994 | 1977 | 1975 | 1991 | 1998 | 1987 | 1990 | 1985 | 1982 | 1992 | 1974 | 1974 |
| Mean Precipitation (in.) | 0.91 | 0.95 | 1.20 | 0.34 | 0.21 | 0.11 | 0.98 | 1.35 | 0.79 | 0.92 | 0.76 | 1.09 | 9.61 |
| Highest Precipitation (in.) | 3.92 | 3.99 | 3.34 | 1.78 | 1.52 | 1.08 | 3.70 | 4.68 | 2.87 | 5.32 | 2.79 | 3.79 | 5.32 |
| Year Highest Occurred | 1993 | 1998 | 1983 | 1988 | 1992 | 1972 | 1996 | 1971 | 1999 | 1972 | 1993 | 1984 | 1972 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 1996 | 1984 | 1984 | 2000 | 2000 | 1999 | 1987 | 1980 | 1973 | 1999 | 1999 | 2000 | 1996 |
| Heating Degree Days (F) | 445. | 293. | 208. | 82. | 9. | 0. | 0. | 0. | 0. | 30. | 240. | 452. | 1759. |
| Cooling Degree Days (F) | 0. | 2. | 40. | 139. | 350. | 604. | 786. | 733. | 536. | 218. | 18. | 0. | 3426. |