| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 38.3 | 46.7 | 57.7 | 65.8 | 75.7 | 86.1 | 93.5 | 91.0 | 82.0 | 68.9 | 52.2 | 40.2 | 66.6 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 26.9 | 34.5 | 43.8 | 50.6 | 60.0 | 69.3 | 75.9 | 73.6 | 64.8 | 52.6 | 38.8 | 28.6 | 51.7 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 15.5 | 22.3 | 29.9 | 35.5 | 44.2 | 52.5 | 58.2 | 56.1 | 47.6 | 36.3 | 25.4 | 17.0 | 36.8 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.70 | 0.72 | 0.86 | 0.80 | 0.94 | 0.47 | 0.53 | 0.74 | 0.59 | 0.94 | 0.64 | 0.57 | 8.50 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1181. | 854. | 657. | 432. | 193. | 42. | 1. | 2. | 79. | 387. | 786. | 1128. | 5742. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 36. | 171. | 337. | 267. | 73. | 2. | 0. | 0. | 888. |