| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 43.2 | 50.6 | 58.3 | 65.3 | 74.4 | 84.7 | 93.7 | 91.7 | 82.5 | 69.4 | 52.0 | 43.4 | 67.6 |
| Average Min. Temperature (F) | 17.8 | 23.0 | 28.0 | 33.9 | 42.3 | 49.5 | 55.4 | 52.9 | 44.6 | 33.6 | 22.7 | 16.4 | 35.1 |
| Average Total Precipitation (in.) | 0.63 | 0.52 | 0.51 | 0.55 | 0.61 | 0.44 | 0.18 | 0.36 | 0.35 | 0.35 | 0.42 | 0.55 | 5.47 |