| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 37.6 | 34.8 | 10.8 | 57.8 | 68.7 | 83.4 | 90.4 | 87.0 | 70.3 | 10.2 | 36.8 | 34.9 | 52.0 |
| Average Min. Temperature (F) | 12.0 | 11.9 | 5.0 | 28.9 | 35.4 | 45.8 | 53.8 | 52.1 | 41.7 | 5.6 | 15.4 | 14.5 | 26.9 |
| Average Total Precipitation (in.) | 0.00 | 0.00 | 0.06 | 1.35 | 0.86 | 0.37 | 0.57 | 0.37 | 0.27 | 0.00 | 0.00 | 0.00 | 3.84 |