| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 62.6 | 64.2 | 66.4 | 69.5 | 71.9 | 74.7 | 75.3 | 76.2 | 76.4 | 73.2 | 66.8 | 61.9 | 69.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 51.9 | 53.8 | 55.4 | 57.8 | 60.4 | 63.2 | 64.7 | 65.2 | 64.7 | 61.4 | 55.8 | 51.5 | 58.8 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 41.3 | 43.3 | 44.4 | 46.0 | 48.9 | 51.8 | 54.0 | 54.3 | 53.0 | 49.5 | 44.9 | 41.2 | 47.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 6.28 | 6.24 | 4.63 | 1.97 | 0.84 | 0.19 | 0.01 | 0.04 | 0.27 | 1.45 | 3.75 | 5.68 | 31.35 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 405. | 315. | 299. | 224. | 153. | 75. | 42. | 32. | 50. | 130. | 276. | 417. | 2417. |
| Cooling Degree Days (F) | 0. | 0. | 1. | 6. | 10. | 22. | 32. | 39. | 41. | 17. | 2. | 0. | 170. |