| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 45.1 | 47.7 | 53.5 | 60.7 | 69.5 | 79.2 | 86.8 | 85.5 | 77.4 | 66.3 | 50.8 | 45.2 | 64.2 |
| Average Min. Temperature (F) | 22.1 | 24.2 | 29.7 | 35.1 | 44.1 | 53.0 | 59.0 | 58.0 | 50.0 | 39.7 | 28.2 | 22.4 | 38.9 |
| Average Total Precipitation (in.) | 1.50 | 1.67 | 1.55 | 0.94 | 0.95 | 0.63 | 0.92 | 1.38 | 0.94 | 1.10 | 1.04 | 1.33 | 13.94 |