| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 42.4 | 45.8 | 53.3 | 60.7 | 69.6 | 77.5 | 88.5 | 88.5 | 79.3 | 66.3 | 49.6 | 41.2 | 63.7 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 32.1 | 34.3 | 40.7 | 46.7 | 54.4 | 61.2 | 70.5 | 69.7 | 60.8 | 50.6 | 37.8 | 31.1 | 49.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 21.8 | 22.7 | 28.1 | 32.7 | 39.1 | 44.8 | 52.4 | 50.8 | 42.2 | 34.9 | 26.0 | 21.0 | 34.8 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.70 | 0.95 | 0.80 | 0.97 | 1.05 | 0.65 | 0.71 | 0.27 | 0.47 | 0.80 | 1.20 | 1.25 | 9.82 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1020. | 861. | 753. | 549. | 344. | 155. | 23. | 24. | 165. | 448. | 816. | 1051. | 6208. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 14. | 39. | 192. | 168. | 37. | 2. | 0. | 0. | 451. |