| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 38.6 | 42.9 | 50.7 | 57.2 | 65.9 | 74.7 | 84.2 | 83.8 | 76.3 | 63.6 | 46.8 | 37.5 | 60.3 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 30.7 | 34.1 | 40.5 | 45.6 | 53.1 | 60.4 | 68.3 | 67.3 | 60.0 | 49.7 | 37.6 | 30.0 | 48.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 22.9 | 25.3 | 30.3 | 34.1 | 40.4 | 46.1 | 52.3 | 50.9 | 43.7 | 35.8 | 28.5 | 22.6 | 36.1 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.42 | 2.09 | 2.08 | 1.68 | 1.33 | 0.85 | 0.24 | 0.31 | 0.48 | 1.15 | 2.39 | 3.10 | 18.12 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1062. | 865. | 760. | 580. | 372. | 167. | 35. | 39. | 178. | 475. | 820. | 1083. | 6436. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 5. | 29. | 136. | 112. | 28. | 1. | 0. | 0. | 310. |