Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
Average Max. Temperature (F) | 20.4 | 26.0 | 37.8 | 55.6 | 68.8 | 77.8 | 83.2 | 81.8 | 71.5 | 56.9 | 37.3 | 24.9 | 53.7 |
Average Min. Temperature (F) | 1.0 | 6.1 | 18.4 | 31.5 | 43.4 | 53.2 | 58.2 | 55.8 | 45.5 | 33.0 | 18.6 | 6.8 | 31.1 |
Average Total Precipitation (in.) | 0.62 | 0.55 | 0.99 | 1.65 | 2.73 | 3.43 | 3.06 | 2.15 | 2.31 | 1.95 | 0.80 | 0.59 | 20.83 |