Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 20.8 | 27.0 | 38.9 | 55.4 | 69.7 | 78.7 | 82.7 | 79.9 | 71.1 | 59.0 | 40.3 | 25.7 | 54.3 |
Average Min. Temperature (F) | 1.9 | 7.9 | 20.3 | 33.7 | 45.9 | 56.0 | 60.6 | 57.7 | 48.6 | 36.8 | 22.8 | 8.5 | 33.5 |
Average Total Precipitation (in.) | 0.94 | 1.02 | 1.81 | 2.67 | 3.63 | 4.36 | 4.21 | 3.86 | 3.33 | 2.34 | 1.45 | 1.11 | 30.74 |