| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 35.3 | 43.8 | 55.8 | 63.9 | 73.8 | 82.5 | 93.0 | 90.9 | 80.0 | 64.0 | 46.7 | 35.7 | 63.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 28.4 | 34.6 | 44.3 | 50.6 | 59.8 | 67.7 | 75.9 | 73.5 | 63.0 | 50.1 | 37.4 | 28.3 | 51.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 21.5 | 25.3 | 32.8 | 37.4 | 45.7 | 52.8 | 58.9 | 56.0 | 46.0 | 36.1 | 28.2 | 20.8 | 38.5 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.05 | 0.82 | 0.99 | 0.84 | 1.17 | 0.86 | 0.38 | 0.27 | 0.46 | 0.65 | 1.07 | 1.46 | 10.02 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1134. | 852. | 642. | 433. | 209. | 57. | 5. | 11. | 124. | 466. | 826. | 1139. | 5900. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 3. | 46. | 136. | 345. | 273. | 64. | 2. | 0. | 0. | 869. |