Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 18.7 | 25.7 | 38.2 | 55.9 | 70.0 | 78.5 | 83.2 | 82.1 | 71.6 | 57.7 | 36.6 | 23.9 | 53.7 |
Average Min. Temperature (F) | -1.7 | 5.2 | 18.4 | 31.4 | 43.3 | 52.5 | 57.0 | 54.9 | 44.4 | 32.4 | 17.7 | 4.8 | 30.1 |
Average Total Precipitation (in.) | 0.65 | 0.58 | 1.06 | 1.49 | 2.52 | 3.47 | 3.00 | 2.26 | 2.27 | 1.79 | 0.89 | 0.55 | 20.54 |