| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 39.7 | 47.9 | 58.6 | 67.5 | 76.5 | 87.6 | 94.8 | 92.3 | 83.3 | 69.9 | 50.7 | 42.1 | 67.8 |
| Average Min. Temperature (F) | 16.0 | 22.7 | 30.1 | 35.7 | 43.6 | 51.4 | 56.8 | 55.3 | 47.1 | 36.0 | 24.7 | 17.8 | 36.5 |
| Average Total Precipitation (in.) | 0.72 | 0.75 | 0.98 | 0.91 | 1.07 | 0.51 | 0.53 | 0.82 | 0.78 | 0.94 | 0.79 | 0.56 | 9.37 |