| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | -5.9 | 1.7 | 16.1 | 33.7 | 54.3 | 65.1 | 69.2 | 64.6 | 49.4 | 25.8 | 7.2 | -3.4 | 31.6 |
| Average Min. Temperature (F) | -22.8 | -22.2 | -11.5 | 7.1 | 30.4 | 41.7 | 45.2 | 39.8 | 27.7 | 7.7 | -9.4 | -20.7 | 9.5 |
| Average Total Precipitation (in.) | 0.48 | 0.52 | 0.41 | 0.33 | 0.74 | 2.10 | 1.94 | 2.03 | 2.15 | 1.45 | 0.91 | 0.57 | 13.63 |