| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 39.6 | 43.3 | 47.6 | 54.8 | 64.1 | 74.4 | 84.3 | 83.8 | 73.9 | 62.1 | 46.9 | 40.3 | 59.8 |
| Average Min. Temperature (F) | 12.6 | 17.4 | 20.6 | 24.9 | 31.7 | 38.0 | 41.6 | 40.1 | 32.6 | 25.2 | 19.0 | 12.8 | 26.5 |
| Average Total Precipitation (in.) | 0.89 | 0.86 | 0.94 | 1.28 | 1.69 | 1.76 | 0.70 | 0.72 | 0.95 | 1.14 | 1.15 | 1.08 | 13.14 |