| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 35.1 | 39.3 | 45.9 | 52.7 | 61.1 | 69.9 | 80.7 | 80.8 | 72.0 | 59.3 | 43.3 | 34.5 | 56.3 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 23.3 | 26.3 | 33.6 | 39.5 | 46.8 | 53.4 | 59.8 | 58.3 | 49.9 | 40.6 | 30.9 | 22.9 | 40.5 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 11.4 | 13.2 | 21.2 | 26.3 | 32.6 | 36.9 | 38.9 | 35.8 | 27.7 | 22.0 | 18.6 | 11.3 | 24.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.33 | 1.06 | 1.32 | 1.17 | 1.61 | 1.36 | 0.60 | 0.58 | 0.60 | 1.01 | 1.44 | 1.76 | 13.84 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1294. | 1085. | 975. | 765. | 563. | 352. | 183. | 220. | 455. | 755. | 1022. | 1305. | 8974. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 0. | 4. | 22. | 12. | 1. | 0. | 0. | 0. | 39. |