| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 41.3 | 47.3 | 56.7 | 63.7 | 72.9 | 82.8 | 93.5 | 91.1 | 81.0 | 67.8 | 50.2 | 40.6 | 65.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 30.5 | 34.6 | 42.1 | 48.1 | 56.7 | 65.1 | 74.1 | 71.7 | 62.0 | 50.1 | 37.1 | 29.1 | 50.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 19.6 | 21.9 | 27.4 | 32.6 | 40.6 | 47.3 | 54.7 | 52.3 | 42.9 | 32.3 | 24.0 | 17.6 | 34.5 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | |||||||||||||
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1071. | 851. | 712. | 507. | 278. | 102. | 10. | 17. | 141. | 465. | 837. | 1112. | 6103. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 23. | 103. | 292. | 225. | 49. | 2. | 0. | 0. | 695. |