| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 45.3 | 51.0 | 58.0 | 64.0 | 72.7 | 81.7 | 92.2 | 91.6 | 82.1 | 68.4 | 53.3 | 45.5 | 67.2 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 36.1 | 39.1 | 45.2 | 49.9 | 57.3 | 64.8 | 72.6 | 71.7 | 63.7 | 52.9 | 42.1 | 35.7 | 52.7 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 27.0 | 27.3 | 32.3 | 35.8 | 42.0 | 47.9 | 53.0 | 51.7 | 45.3 | 37.3 | 30.9 | 25.9 | 38.1 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.19 | 1.03 | 1.19 | 1.35 | 1.75 | 1.29 | 0.53 | 0.65 | 0.55 | 1.00 | 1.42 | 1.28 | 13.23 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 894. | 724. | 615. | 455. | 265. | 89. | 15. | 18. | 118. | 383. | 687. | 908. | 5170. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 2. | 27. | 83. | 250. | 224. | 79. | 6. | 0. | 0. | 671. |