| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 36.1 | 45.1 | 54.7 | 61.6 | 73.4 | 83.9 | 90.8 | 88.6 | 79.5 | 66.0 | 49.3 | 37.2 | 64.0 |
| Average Min. Temperature (F) | 14.0 | 20.6 | 27.0 | 32.4 | 39.5 | 47.2 | 53.0 | 50.7 | 41.4 | 33.7 | 24.5 | 15.8 | 33.4 |
| Average Total Precipitation (in.) | 0.84 | 0.84 | 0.82 | 1.28 | 0.99 | 0.60 | 0.65 | 0.72 | 0.78 | 1.34 | 0.92 | 1.01 | 10.78 |