Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 23.2 | 29.3 | 40.9 | 56.6 | 69.1 | 77.6 | 82.1 | 79.6 | 70.6 | 58.8 | 41.0 | 27.4 | 54.9 |
Average Min. Temperature (F) | 3.4 | 9.1 | 21.1 | 33.8 | 45.4 | 54.2 | 58.9 | 56.6 | 47.8 | 36.8 | 23.3 | 9.8 | 33.5 |
Average Total Precipitation (in.) | 1.09 | 1.18 | 2.19 | 3.17 | 3.78 | 4.23 | 4.31 | 4.11 | 4.07 | 2.71 | 2.00 | 1.50 | 34.33 |