| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 58.8 | 63.5 | 71.5 | 80.3 | 88.5 | 95.1 | 95.3 | 93.2 | 87.9 | 78.7 | 67.7 | 58.2 | 78.3 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 43.9 | 48.2 | 55.2 | 63.6 | 72.4 | 80.1 | 81.8 | 80.3 | 74.2 | 64.0 | 52.4 | 43.5 | 63.4 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 29.0 | 33.0 | 39.0 | 46.9 | 56.4 | 65.0 | 68.3 | 67.4 | 60.5 | 49.2 | 37.0 | 28.9 | 48.4 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.41 | 0.52 | 0.44 | 0.62 | 1.32 | 1.96 | 2.00 | 2.17 | 1.94 | 1.26 | 0.57 | 0.77 | 13.98 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 654. | 469. | 314. | 116. | 16. | 0. | 0. | 0. | 7. | 106. | 384. | 665. | 2732. |
| Cooling Degree Days (F) | 0. | 1. | 12. | 75. | 247. | 452. | 521. | 474. | 283. | 73. | 4. | 0. | 2141. |