| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 39.3 | 44.0 | 48.2 | 55.1 | 63.4 | 75.3 | 83.1 | 83.5 | 71.4 | 59.7 | 46.1 | 39.3 | 59.2 |
| Average Min. Temperature (F) | 10.8 | 16.7 | 22.0 | 25.7 | 31.9 | 38.0 | 41.5 | 40.2 | 33.2 | 25.7 | 19.3 | 10.6 | 26.4 |
| Average Total Precipitation (in.) | 0.64 | 1.00 | 1.00 | 1.11 | 1.46 | 1.31 | 0.91 | 0.66 | 1.16 | 0.96 | 1.43 | 1.24 | 12.90 |