| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 40.8 | 47.3 | 57.6 | 66.0 | 75.3 | 85.8 | 92.0 | 89.6 | 81.0 | 68.8 | 52.6 | 41.1 | 66.6 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 26.3 | 32.5 | 41.2 | 48.5 | 57.4 | 66.2 | 72.5 | 70.9 | 61.8 | 50.3 | 37.6 | 26.8 | 49.4 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 11.8 | 17.7 | 24.8 | 30.9 | 39.5 | 46.5 | 53.0 | 52.2 | 42.7 | 31.8 | 22.6 | 12.4 | 32.2 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.04 | 0.94 | 0.94 | 1.14 | 1.16 | 0.94 | 1.17 | 0.95 | 1.55 | 1.44 | 1.12 | 1.07 | 13.46 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1199. | 910. | 738. | 497. | 245. | 54. | 4. | 6. | 127. | 456. | 822. | 1185. | 6243. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 9. | 88. | 236. | 189. | 33. | 0. | 0. | 0. | 555. |