| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 56.4 | 59.7 | 65.6 | 73.6 | 84.7 | 93.1 | 97.2 | 95.7 | 89.8 | 77.2 | 64.3 | 54.4 | 76.0 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 43.8 | 46.9 | 51.6 | 58.7 | 68.6 | 77.8 | 83.6 | 82.5 | 75.6 | 62.9 | 50.8 | 43.0 | 62.2 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 31.3 | 34.0 | 37.6 | 43.9 | 52.6 | 62.4 | 70.0 | 69.3 | 61.5 | 48.5 | 37.3 | 31.5 | 48.4 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.02 | 1.14 | 0.76 | 0.41 | 0.13 | 0.09 | 0.75 | 0.97 | 1.02 | 0.71 | 0.65 | 0.74 | 8.39 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 656. | 508. | 418. | 215. | 54. | 3. | 0. | 0. | 6. | 133. | 427. | 683. | 3103. |
| Cooling Degree Days (F) | 0. | 0. | 3. | 28. | 167. | 385. | 576. | 542. | 325. | 66. | 1. | 0. | 2095. |