Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 20.5 | 26.8 | 41.4 | 56.7 | 69.5 | 78.9 | 85.5 | 84.5 | 73.8 | 61.9 | 41.9 | 27.0 | 55.9 |
Average Min. Temperature (F) | -3.2 | 4.0 | 18.3 | 31.6 | 43.1 | 53.0 | 57.9 | 55.6 | 45.6 | 34.2 | 20.7 | 5.4 | 30.6 |
Average Total Precipitation (in.) | 0.43 | 0.55 | 1.11 | 2.49 | 3.15 | 3.47 | 3.12 | 2.02 | 1.79 | 1.31 | 0.70 | 0.58 | 20.72 |