| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 66.0 | 69.3 | 73.0 | 80.5 | 89.4 | 99.9 | 102.9 | 101.2 | 96.1 | 86.0 | 74.2 | 66.7 | 83.8 |
| Highest Mean Max. Temperature (F) | 74.2 | 77.3 | 82.6 | 88.7 | 96.3 | 106.4 | 106.9 | 104.6 | 100.8 | 92.0 | 81.9 | 75.0 | 106.9 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1974 | 1972 | 1973 | 1979 | 1999 | 1999 | 1980 | 1972 |
| Lowest Mean Max. Temperature (F) | 56.6 | 60.9 | 61.4 | 72.6 | 83.2 | 95.0 | 99.2 | 98.2 | 90.2 | 79.6 | 67.3 | 60.9 | 56.6 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1986 | 1984 | 1985 | 1984 | 1972 | 1978 | 1979 |
| Mean Temperature (F) | 53.2 | 56.3 | 59.6 | 65.8 | 74.1 | 83.9 | 88.8 | 87.3 | 82.3 | 72.1 | 60.4 | 53.7 | 69.8 |
| Highest Mean Temperature (F) | 60.1 | 62.3 | 67.7 | 73.4 | 80.0 | 89.6 | 92.2 | 90.0 | 85.8 | 77.8 | 67.0 | 60.1 | 92.2 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1974 | 1972 | 1973 | 1979 | 1988 | 1999 | 1980 | 1972 |
| Lowest Mean Temperature (F) | 46.3 | 50.6 | 51.0 | 58.5 | 68.3 | 77.7 | 85.7 | 84.7 | 76.8 | 65.8 | 55.0 | 49.1 | 46.3 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1993 | 1990 | 1985 | 1971 | 2000 | 1978 | 1979 |
| Mean Min. Temperature (F) | 40.3 | 43.2 | 46.1 | 51.1 | 58.7 | 67.8 | 74.7 | 73.4 | 68.4 | 58.1 | 46.6 | 40.6 | 55.8 |
| Highest Mean Min. Temperature (F) | 46.0 | 48.3 | 52.8 | 58.0 | 63.7 | 72.7 | 80.1 | 76.7 | 72.1 | 63.8 | 52.1 | 45.1 | 80.1 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1984 | 1974 | 1996 | 1998 | 1977 | 1988 | 1999 | 1980 | 1996 |
| Lowest Mean Min. Temperature (F) | 36.0 | 38.6 | 39.4 | 44.3 | 53.3 | 60.4 | 71.5 | 69.3 | 63.3 | 51.7 | 40.7 | 34.5 | 34.5 |
| Year Lowest Occurred | 1979 | 1974 | 1977 | 1975 | 1977 | 1998 | 1993 | 1980 | 1985 | 1971 | 1975 | 1974 | 1974 |
| Mean Precipitation (in.) | 1.97 | 2.09 | 2.17 | 0.61 | 0.30 | 0.12 | 1.35 | 2.02 | 1.15 | 1.10 | 1.21 | 1.38 | 15.47 |
| Highest Precipitation (in.) | 11.45 | 8.35 | 8.19 | 2.75 | 1.89 | 0.87 | 3.68 | 5.87 | 4.33 | 7.00 | 5.07 | 5.99 | 11.45 |
| Year Highest Occurred | 1993 | 1980 | 1978 | 1976 | 1979 | 1972 | 1984 | 1983 | 1976 | 1972 | 1978 | 1992 | 1993 |
| 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 | 2000 | 1999 | 1997 | 2000 | 2000 | 1999 | 2000 | 1977 | 2000 | 1999 | 1999 | 2000 | 2000 |
| Heating Degree Days (F) | 368. | 254. | 221. | 107. | 18. | 0. | 0. | 0. | 0. | 29. | 182. | 355. | 1534. |
| Cooling Degree Days (F) | 1. | 8. | 52. | 130. | 298. | 566. | 738. | 691. | 518. | 247. | 44. | 3. | 3296. |