| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 37.7 | 42.8 | 51.5 | 58.8 | 66.3 | 73.6 | 83.4 | 86.2 | 75.9 | 61.0 | 44.8 | 35.6 | 59.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 31.1 | 34.2 | 41.1 | 47.3 | 54.6 | 61.0 | 68.3 | 69.2 | 60.6 | 48.8 | 37.0 | 28.8 | 48.6 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 24.4 | 25.6 | 30.7 | 35.8 | 43.0 | 48.4 | 53.2 | 52.2 | 45.4 | 36.7 | 29.3 | 22.0 | 37.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.69 | 1.58 | 2.37 | 2.98 | 3.71 | 2.54 | 1.13 | 0.97 | 1.31 | 1.64 | 2.34 | 2.09 | 24.35 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1052. | 862. | 741. | 531. | 329. | 151. | 38. | 39. | 169. | 502. | 838. | 1122. | 6375. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 8. | 31. | 140. | 169. | 38. | 1. | 0. | 0. | 388. |