| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 55.4 | 62.2 | 68.0 | 74.9 | 83.3 | 91.1 | 97.0 | 95.8 | 90.3 | 79.5 | 65.2 | 55.9 | 76.6 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 47.4 | 52.4 | 56.9 | 61.8 | 69.2 | 75.7 | 80.3 | 78.9 | 74.5 | 65.8 | 54.9 | 47.7 | 63.8 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 39.3 | 42.6 | 45.7 | 48.7 | 55.1 | 60.3 | 63.7 | 61.9 | 58.8 | 52.0 | 44.6 | 39.5 | 51.1 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 4.19 | 3.57 | 3.32 | 1.70 | 0.84 | 0.21 | 0.00 | 0.05 | 0.28 | 1.34 | 2.56 | 3.98 | 22.04 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 547. | 353. | 258. | 137. | 35. | 4. | 0. | 0. | 4. | 65. | 305. | 536. | 2243. |
| Cooling Degree Days (F) | 0. | 0. | 5. | 41. | 165. | 325. | 476. | 429. | 291. | 88. | 2. | 0. | 1822. |