| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 36.6 | 43.7 | 55.5 | 64.0 | 73.4 | 82.4 | 93.1 | 92.4 | 81.6 | 66.7 | 48.5 | 36.8 | 64.7 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 28.4 | 33.8 | 43.8 | 51.3 | 60.3 | 68.8 | 78.3 | 76.6 | 65.7 | 51.9 | 37.9 | 28.5 | 52.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 20.2 | 23.9 | 32.1 | 38.5 | 47.3 | 55.2 | 63.5 | 60.8 | 49.9 | 37.1 | 27.3 | 20.1 | 39.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.71 | 1.33 | 1.23 | 0.99 | 1.34 | 0.93 | 0.52 | 0.43 | 0.42 | 0.92 | 1.77 | 2.45 | 14.04 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1134. | 873. | 657. | 416. | 194. | 52. | 4. | 8. | 93. | 413. | 813. | 1133. | 5791. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 3. | 50. | 166. | 416. | 367. | 116. | 6. | 0. | 0. | 1125. |