| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 42.4 | 45.9 | 54.3 | 64.0 | 73.1 | 83.9 | 90.5 | 88.2 | 79.5 | 66.8 | 52.9 | 42.6 | 65.4 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 29.4 | 32.3 | 40.3 | 49.2 | 59.2 | 69.6 | 75.6 | 73.8 | 64.5 | 51.8 | 39.3 | 29.8 | 51.3 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 16.5 | 18.7 | 26.4 | 34.4 | 45.3 | 55.3 | 60.8 | 59.5 | 49.5 | 36.8 | 25.6 | 17.0 | 37.2 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.43 | 0.43 | 1.06 | 1.81 | 2.64 | 2.63 | 3.11 | 2.04 | 1.56 | 1.30 | 0.60 | 0.49 | 18.10 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1102. | 915. | 764. | 477. | 214. | 38. | 4. | 8. | 112. | 415. | 772. | 1091. | 5913. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 3. | 34. | 176. | 334. | 282. | 97. | 6. | 0. | 0. | 932. |