Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 18.4 | 25.6 | 37.7 | 54.5 | 68.4 | 75.9 | 80.1 | 78.5 | 68.0 | 54.0 | 34.0 | 21.3 | 51.5 |
Average Min. Temperature (F) | -3.3 | 3.2 | 16.3 | 29.6 | 42.2 | 51.7 | 56.4 | 54.5 | 44.8 | 32.6 | 17.3 | 2.6 | 29.1 |
Average Total Precipitation (in.) | 0.50 | 0.54 | 1.09 | 1.75 | 3.09 | 4.28 | 4.65 | 3.85 | 3.15 | 2.38 | 1.02 | 0.61 | 26.91 |