| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 47.5 | 51.8 | 58.8 | 66.6 | 75.7 | 85.2 | 90.9 | 88.9 | 80.6 | 68.6 | 54.5 | 46.9 | 68.2 |
| Average Min. Temperature (F) | 19.4 | 25.7 | 31.7 | 37.3 | 45.1 | 52.8 | 58.3 | 56.7 | 49.0 | 37.8 | 26.2 | 18.9 | 38.3 |
| Average Total Precipitation (in.) | 0.57 | 0.82 | 0.84 | 0.54 | 0.40 | 0.27 | 0.65 | 0.85 | 0.44 | 0.34 | 0.39 | 0.53 | 6.63 |