| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 42.3 | 47.2 | 55.3 | 62.4 | 69.9 | 78.1 | 89.0 | 88.0 | 78.7 | 65.2 | 50.1 | 40.3 | 64.0 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 34.8 | 38.0 | 44.0 | 49.3 | 56.0 | 62.8 | 70.5 | 69.3 | 60.8 | 50.0 | 40.8 | 33.1 | 50.8 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 27.2 | 28.9 | 32.6 | 36.2 | 42.1 | 47.5 | 52.0 | 50.6 | 43.0 | 34.8 | 31.4 | 25.9 | 37.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.01 | 1.58 | 2.01 | 1.67 | 1.78 | 1.24 | 0.31 | 0.48 | 0.63 | 1.17 | 2.40 | 2.00 | 17.28 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 938. | 755. | 653. | 471. | 293. | 121. | 23. | 30. | 162. | 466. | 728. | 989. | 5627. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 14. | 55. | 193. | 164. | 38. | 1. | 0. | 0. | 464. |