| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 34.8 | 44.0 | 55.8 | 64.7 | 73.1 | 81.7 | 90.2 | 89.4 | 79.0 | 65.5 | 46.7 | 36.1 | 63.6 |
| Average Min. Temperature (F) | 21.1 | 26.3 | 32.6 | 38.8 | 46.4 | 53.5 | 59.1 | 57.0 | 47.2 | 37.1 | 28.3 | 22.0 | 39.2 |
| Average Total Precipitation (in.) | 1.31 | 1.12 | 1.01 | 0.92 | 1.01 | 0.80 | 0.34 | 0.38 | 0.53 | 0.62 | 1.20 | 1.39 | 10.62 |