| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 42.2 | 47.7 | 53.6 | 59.9 | 71.7 | 84.1 | 93.2 | 89.8 | 79.8 | 67.2 | 50.1 | 41.8 | 65.3 |
| Average Min. Temperature (F) | 18.8 | 24.0 | 29.0 | 32.6 | 41.2 | 49.4 | 56.5 | 53.3 | 43.7 | 33.7 | 24.0 | 17.0 | 35.4 |
| Average Total Precipitation (in.) | 0.75 | 1.05 | 1.12 | 1.17 | 0.98 | 0.63 | 0.45 | 0.64 | 0.99 | 0.68 | 0.68 | 0.73 | 9.86 |