| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 35.9 | 39.0 | 47.2 | 53.9 | 62.8 | 70.7 | 79.8 | 80.4 | 71.1 | 57.6 | 42.8 | 34.0 | 56.4 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 29.8 | 32.2 | 38.6 | 43.9 | 51.4 | 58.1 | 66.0 | 66.4 | 58.4 | 47.0 | 35.7 | 27.9 | 46.4 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 23.8 | 25.4 | 29.9 | 33.9 | 40.0 | 45.6 | 52.2 | 52.5 | 45.7 | 36.4 | 28.7 | 21.7 | 36.4 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.61 | 1.40 | 1.28 | 0.90 | 1.01 | 0.72 | 0.23 | 0.37 | 0.50 | 0.88 | 1.78 | 2.43 | 13.11 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1090. | 918. | 820. | 633. | 428. | 232. | 81. | 69. | 228. | 559. | 877. | 1151. | 7087. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 7. | 26. | 112. | 114. | 30. | 1. | 0. | 0. | 290. |