| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 36.6 | 41.5 | 52.2 | 61.2 | 70.5 | 80.8 | 88.2 | 86.1 | 77.7 | 64.5 | 49.2 | 37.0 | 62.2 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 24.7 | 29.6 | 38.8 | 45.9 | 53.9 | 62.4 | 69.7 | 68.1 | 59.7 | 48.3 | 35.9 | 25.2 | 46.9 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 12.7 | 17.7 | 25.3 | 30.5 | 37.4 | 44.1 | 51.2 | 50.2 | 41.7 | 32.0 | 22.6 | 13.5 | 31.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.91 | 0.92 | 1.01 | 0.89 | 0.83 | 0.68 | 0.65 | 0.78 | 0.99 | 1.18 | 0.85 | 1.25 | 10.94 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1251. | 991. | 814. | 574. | 345. | 115. | 12. | 17. | 172. | 519. | 873. | 1232. | 6915. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 2. | 38. | 157. | 115. | 13. | 0. | 0. | 0. | 325. |