| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 39.0 | 44.4 | 52.9 | 59.9 | 69.4 | 79.2 | 89.7 | 88.5 | 78.7 | 64.6 | 48.8 | 38.6 | 62.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 27.6 | 32.1 | 39.0 | 44.4 | 52.9 | 60.8 | 69.1 | 66.9 | 57.5 | 45.6 | 35.0 | 27.1 | 46.6 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 16.1 | 19.8 | 25.2 | 28.9 | 36.5 | 42.5 | 48.5 | 45.3 | 36.3 | 26.6 | 21.2 | 15.5 | 30.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.66 | 0.58 | 0.72 | 1.05 | 1.16 | 0.83 | 0.31 | 0.21 | 0.49 | 0.69 | 0.73 | 0.76 | 8.19 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1161. | 921. | 804. | 618. | 379. | 161. | 30. | 46. | 239. | 601. | 900. | 1176. | 7037. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 6. | 37. | 157. | 105. | 14. | 0. | 0. | 0. | 317. |