Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 21.3 | 27.3 | 38.7 | 53.9 | 67.2 | 75.8 | 80.3 | 77.9 | 68.4 | 53.8 | 36.0 | 24.3 | 52.3 |
Average Min. Temperature (F) | 1.8 | 5.5 | 16.5 | 28.6 | 38.5 | 47.7 | 53.9 | 53.0 | 45.2 | 34.0 | 20.8 | 7.4 | 29.5 |
Average Total Precipitation (in.) | 0.99 | 0.90 | 1.51 | 2.25 | 3.28 | 4.27 | 4.21 | 4.29 | 4.04 | 3.01 | 1.91 | 1.24 | 31.90 |