| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 38.1 | 46.0 | 55.6 | 64.3 | 72.9 | 80.6 | 90.5 | 91.2 | 80.1 | 62.8 | 44.4 | 35.6 | 63.6 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 31.9 | 36.4 | 43.8 | 50.3 | 57.4 | 64.7 | 72.0 | 71.6 | 62.4 | 49.4 | 37.7 | 30.1 | 50.7 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 25.7 | 26.7 | 31.9 | 36.2 | 41.8 | 48.8 | 53.4 | 52.1 | 44.7 | 36.0 | 30.9 | 24.6 | 37.8 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.31 | 1.57 | 2.56 | 2.56 | 3.02 | 2.46 | 1.14 | 0.93 | 1.31 | 1.79 | 2.57 | 2.09 | 24.31 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1026. | 802. | 659. | 442. | 248. | 74. | 8. | 11. | 129. | 484. | 820. | 1081. | 5786. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 11. | 65. | 224. | 217. | 51. | 0. | 0. | 0. | 568. |