| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 41.1 | 45.3 | 53.4 | 59.8 | 68.5 | 77.6 | 89.0 | 87.5 | 77.5 | 65.1 | 49.4 | 40.2 | 63.0 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 29.9 | 33.4 | 39.8 | 45.5 | 53.5 | 61.5 | 70.0 | 67.3 | 57.6 | 47.3 | 36.0 | 28.7 | 47.6 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 18.7 | 21.4 | 26.3 | 31.2 | 38.6 | 45.4 | 51.0 | 47.1 | 37.8 | 29.6 | 22.7 | 17.3 | 32.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.69 | 0.52 | 0.63 | 0.74 | 1.00 | 0.95 | 0.19 | 0.30 | 0.38 | 0.48 | 0.67 | 0.46 | 7.01 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1088. | 886. | 780. | 585. | 360. | 149. | 27. | 43. | 229. | 547. | 868. | 1124. | 6686. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 5. | 45. | 182. | 114. | 8. | 0. | 0. | 0. | 354. |