| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 58.3 | 59.6 | 60.8 | 62.1 | 63.0 | 64.9 | 66.3 | 67.6 | 69.6 | 68.2 | 62.8 | 57.8 | 63.4 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 51.0 | 52.1 | 53.1 | 54.2 | 55.5 | 57.6 | 59.3 | 60.3 | 61.2 | 59.5 | 55.0 | 50.8 | 55.8 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 43.7 | 44.7 | 45.4 | 46.2 | 48.1 | 50.3 | 52.2 | 53.1 | 52.8 | 50.8 | 47.1 | 43.8 | 48.2 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 4.40 | 3.92 | 3.38 | 1.49 | 0.56 | 0.20 | 0.05 | 0.07 | 0.24 | 1.06 | 2.32 | 3.41 | 21.10 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 434. | 360. | 370. | 330. | 296. | 226. | 184. | 151. | 131. | 188. | 304. | 440. | 3414. |
| Cooling Degree Days (F) | 0. | 0. | 1. | 4. | 3. | 4. | 6. | 7. | 17. | 17. | 3. | 0. | 62. |