| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 69.6 | 70.0 | 71.9 | 75.3 | 77.8 | 82.1 | 87.5 | 89.1 | 87.7 | 81.0 | 74.7 | 68.9 | 78.0 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 55.8 | 57.0 | 59.7 | 62.9 | 66.7 | 70.5 | 75.2 | 76.6 | 74.6 | 68.3 | 60.7 | 55.0 | 65.3 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 42.0 | 44.0 | 47.5 | 50.5 | 55.6 | 58.8 | 62.9 | 64.2 | 61.5 | 55.5 | 46.8 | 41.1 | 52.6 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.25 | 2.58 | 2.35 | 0.84 | 0.13 | 0.07 | 0.14 | 0.02 | 0.15 | 0.61 | 1.36 | 1.81 | 12.31 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 287. | 226. | 174. | 95. | 32. | 4. | 0. | 0. | 2. | 21. | 146. | 311. | 1297. |
| Cooling Degree Days (F) | 1. | 2. | 9. | 32. | 85. | 167. | 316. | 361. | 289. | 122. | 19. | 1. | 1406. |