| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 42.4 | 47.4 | 56.2 | 64.8 | 75.4 | 86.4 | 91.4 | 88.4 | 79.9 | 66.7 | 52.6 | 42.6 | 66.3 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 32.1 | 36.6 | 43.9 | 51.1 | 60.7 | 70.6 | 76.3 | 74.0 | 65.9 | 54.0 | 41.4 | 32.6 | 53.3 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 21.8 | 25.9 | 31.6 | 37.4 | 46.0 | 54.8 | 61.1 | 59.6 | 52.0 | 41.2 | 30.2 | 22.6 | 40.4 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.51 | 1.28 | 1.08 | 0.93 | 0.77 | 0.42 | 1.29 | 1.37 | 1.52 | 1.41 | 1.09 | 1.19 | 13.86 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1020. | 794. | 654. | 418. | 172. | 26. | 1. | 2. | 68. | 346. | 708. | 1004. | 5213. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 39. | 194. | 349. | 281. | 96. | 4. | 0. | 0. | 964. |