| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 41.5 | 45.9 | 54.2 | 60.6 | 68.7 | 76.4 | 85.8 | 85.5 | 76.4 | 62.9 | 48.7 | 39.8 | 62.3 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 33.7 | 36.3 | 41.9 | 46.8 | 54.1 | 60.9 | 68.2 | 67.8 | 60.1 | 49.4 | 39.2 | 32.0 | 49.3 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 25.8 | 26.8 | 29.7 | 33.1 | 39.6 | 45.4 | 50.5 | 50.0 | 43.7 | 35.9 | 29.7 | 24.2 | 36.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.56 | 1.13 | 0.96 | 1.05 | 1.19 | 0.79 | 0.54 | 0.37 | 0.47 | 0.85 | 1.45 | 1.77 | 12.13 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 972. | 802. | 715. | 545. | 349. | 165. | 48. | 46. | 184. | 484. | 774. | 1023. | 6106. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 13. | 42. | 146. | 131. | 36. | 1. | 0. | 0. | 368. |