| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 39.1 | 43.8 | 52.1 | 58.7 | 66.6 | 74.8 | 84.8 | 84.5 | 75.1 | 61.2 | 46.5 | 36.6 | 60.4 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 32.2 | 35.2 | 41.7 | 47.4 | 54.5 | 61.4 | 68.6 | 67.9 | 59.8 | 48.5 | 38.1 | 30.2 | 48.9 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 25.3 | 26.5 | 31.3 | 36.2 | 42.4 | 48.0 | 52.5 | 51.3 | 44.5 | 35.8 | 29.7 | 23.8 | 37.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.04 | 1.66 | 1.73 | 1.71 | 1.68 | 1.11 | 0.62 | 0.62 | 0.79 | 1.22 | 2.08 | 2.01 | 17.27 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1017. | 836. | 722. | 528. | 338. | 154. | 35. | 48. | 188. | 512. | 807. | 1079. | 6263. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 12. | 46. | 148. | 138. | 32. | 1. | 0. | 0. | 378. |