| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 36.8 | 38.4 | 45.1 | 53.5 | 64.0 | 74.5 | 80.2 | 77.4 | 69.8 | 58.2 | 44.8 | 36.4 | 56.7 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 26.1 | 27.6 | 33.9 | 41.1 | 50.4 | 59.7 | 66.4 | 63.9 | 55.8 | 45.1 | 33.7 | 25.9 | 44.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 15.4 | 16.7 | 22.7 | 28.7 | 36.9 | 44.8 | 52.6 | 50.3 | 41.8 | 32.0 | 22.6 | 15.4 | 31.8 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.83 | 1.35 | 1.51 | 0.82 | 0.83 | 0.58 | 1.56 | 1.99 | 1.72 | 1.97 | 1.30 | 1.22 | 16.68 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1206. | 1049. | 964. | 717. | 452. | 181. | 35. | 72. | 279. | 617. | 939. | 1212. | 7724. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 1. | 21. | 79. | 37. | 3. | 0. | 0. | 0. | 140. |