| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 34.2 | 39.0 | 49.8 | 58.3 | 66.9 | 75.3 | 86.4 | 86.0 | 76.2 | 63.1 | 44.5 | 33.8 | 59.6 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 24.3 | 28.6 | 37.7 | 45.1 | 52.6 | 60.1 | 69.5 | 68.7 | 59.4 | 47.6 | 33.8 | 24.2 | 46.1 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 14.3 | 18.1 | 25.7 | 31.9 | 38.3 | 44.8 | 52.6 | 51.4 | 42.6 | 32.1 | 23.2 | 14.5 | 32.5 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | |||||||||||||
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1263. | 1020. | 845. | 597. | 393. | 193. | 40. | 44. | 205. | 540. | 934. | 1266. | 7340. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 9. | 44. | 179. | 158. | 37. | 1. | 0. | 0. | 428. |