| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 39.5 | 47.4 | 58.7 | 66.4 | 75.3 | 83.6 | 92.1 | 91.0 | 80.4 | 67.0 | 50.1 | 38.5 | 65.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 31.3 | 36.6 | 45.3 | 51.9 | 60.4 | 68.0 | 74.9 | 73.0 | 63.0 | 51.7 | 39.3 | 29.9 | 52.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 23.0 | 25.8 | 31.9 | 37.3 | 45.5 | 52.3 | 57.7 | 55.0 | 45.6 | 36.3 | 28.5 | 21.4 | 38.4 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.68 | 0.55 | 0.80 | 0.63 | 0.94 | 0.68 | 0.21 | 0.21 | 0.40 | 0.48 | 0.79 | 0.78 | 7.15 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1046. | 795. | 611. | 397. | 185. | 47. | 5. | 8. | 113. | 415. | 771. | 1086. | 5480. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 3. | 43. | 135. | 311. | 256. | 53. | 1. | 0. | 0. | 803. |