| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 39.4 | 46.6 | 58.0 | 65.2 | 73.1 | 81.0 | 89.3 | 88.7 | 79.4 | 66.9 | 50.4 | 39.2 | 64.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 32.0 | 37.1 | 46.3 | 52.5 | 60.1 | 67.3 | 74.4 | 73.1 | 64.3 | 53.3 | 40.9 | 31.5 | 52.8 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 24.6 | 27.6 | 34.7 | 39.8 | 47.2 | 53.6 | 59.4 | 57.5 | 49.2 | 39.8 | 31.5 | 23.8 | 40.8 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.06 | 0.87 | 1.24 | 1.00 | 1.13 | 0.72 | 0.29 | 0.25 | 0.45 | 0.64 | 1.03 | 1.29 | 9.97 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1023. | 781. | 579. | 377. | 189. | 51. | 6. | 8. | 93. | 366. | 722. | 1038. | 5232. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 2. | 38. | 120. | 296. | 258. | 72. | 4. | 0. | 0. | 792. |