| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 35.5 | 41.8 | 52.0 | 61.1 | 70.7 | 79.7 | 90.4 | 90.1 | 78.9 | 64.0 | 46.4 | 35.4 | 62.3 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 28.2 | 32.7 | 41.3 | 48.6 | 56.9 | 64.7 | 73.7 | 73.1 | 62.8 | 50.8 | 38.0 | 28.8 | 50.1 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 21.0 | 23.7 | 30.6 | 36.2 | 43.1 | 49.8 | 57.0 | 56.1 | 46.7 | 37.6 | 29.7 | 22.1 | 37.9 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.51 | 2.09 | 1.95 | 1.51 | 1.63 | 0.91 | 0.36 | 0.27 | 0.70 | 1.08 | 2.60 | 3.39 | 19.00 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1139. | 903. | 735. | 491. | 274. | 97. | 14. | 13. | 131. | 444. | 808. | 1124. | 6172. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 22. | 90. | 283. | 264. | 65. | 4. | 0. | 0. | 729. |