Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 20.5 | 25.8 | 35.8 | 47.9 | 59.0 | 69.1 | 77.1 | 74.9 | 66.1 | 54.8 | 38.1 | 25.0 | 49.7 |
Average Min. Temperature (F) | -0.0 | 5.1 | 17.4 | 29.0 | 38.4 | 46.7 | 54.4 | 54.3 | 46.2 | 35.8 | 22.4 | 7.6 | 29.9 |
Average Total Precipitation (in.) | 0.92 | 0.90 | 1.76 | 2.23 | 3.28 | 3.55 | 3.57 | 4.07 | 3.71 | 2.38 | 1.56 | 1.10 | 29.00 |