| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 58.2 | 62.1 | 69.4 | 76.3 | 86.0 | 95.4 | 101.6 | 99.8 | 93.1 | 81.4 | 68.0 | 57.6 | 79.2 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 45.6 | 48.7 | 54.8 | 61.0 | 70.0 | 78.5 | 84.8 | 83.0 | 76.1 | 65.3 | 53.5 | 44.9 | 63.9 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 32.9 | 35.3 | 40.2 | 45.6 | 53.9 | 61.6 | 68.0 | 66.3 | 59.2 | 49.3 | 39.0 | 32.1 | 48.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.32 | 1.48 | 1.00 | 0.29 | 0.19 | 0.08 | 0.40 | 0.31 | 0.34 | 0.25 | 0.62 | 1.05 | 7.33 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 603. | 457. | 320. | 164. | 41. | 4. | 0. | 0. | 7. | 84. | 350. | 625. | 2653. |
| Cooling Degree Days (F) | 0. | 0. | 3. | 42. | 194. | 409. | 614. | 559. | 341. | 94. | 5. | 0. | 2263. |