| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 60.3 | 62.9 | 69.0 | 75.4 | 84.7 | 93.5 | 99.5 | 98.9 | 92.8 | 81.1 | 68.8 | 59.4 | 78.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 46.1 | 49.0 | 53.9 | 59.4 | 67.4 | 74.9 | 81.0 | 80.5 | 74.5 | 63.6 | 52.8 | 45.2 | 62.4 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 32.0 | 35.0 | 38.8 | 43.4 | 50.1 | 56.3 | 62.4 | 62.1 | 56.2 | 46.0 | 36.9 | 31.1 | 45.9 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.09 | 1.22 | 0.88 | 0.35 | 0.14 | 0.05 | 0.19 | 0.20 | 0.18 | 0.36 | 0.47 | 1.02 | 6.15 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 584. | 449. | 347. | 199. | 66. | 10. | 1. | 0. | 12. | 112. | 367. | 612. | 2761. |
| Cooling Degree Days (F) | 0. | 0. | 3. | 31. | 141. | 307. | 495. | 481. | 297. | 67. | 2. | 0. | 1824. |