Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 25.6 | 30.9 | 42.3 | 57.4 | 68.9 | 77.9 | 82.1 | 79.9 | 71.5 | 58.6 | 41.4 | 29.5 | 55.7 |
Average Min. Temperature (F) | 3.5 | 8.0 | 20.1 | 32.7 | 43.5 | 53.3 | 57.9 | 55.4 | 46.2 | 34.1 | 22.0 | 9.4 | 32.3 |
Average Total Precipitation (in.) | 0.92 | 1.09 | 1.90 | 3.18 | 4.05 | 4.41 | 4.32 | 4.48 | 4.29 | 2.65 | 1.90 | 1.25 | 34.44 |