| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 41.2 | 47.0 | 55.5 | 62.5 | 71.7 | 82.2 | 92.0 | 90.5 | 80.8 | 67.4 | 51.2 | 41.3 | 65.4 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 29.5 | 34.4 | 40.7 | 46.5 | 54.6 | 63.0 | 70.9 | 68.9 | 59.8 | 48.3 | 36.9 | 29.3 | 48.6 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 17.9 | 21.8 | 26.0 | 30.4 | 37.5 | 43.8 | 49.8 | 47.3 | 38.7 | 29.3 | 22.6 | 17.3 | 31.9 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.86 | 0.84 | 1.08 | 1.43 | 1.28 | 0.80 | 0.27 | 0.31 | 0.58 | 0.91 | 0.95 | 1.20 | 10.51 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1099. | 857. | 752. | 557. | 332. | 119. | 18. | 29. | 185. | 516. | 843. | 1107. | 6413. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 9. | 59. | 201. | 150. | 27. | 0. | 0. | 0. | 447. |