| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average Max. Temperature (F) | 43.9 | 50.8 | 59.7 | 66.4 | 75.8 | 86.1 | 95.5 | 93.6 | 83.9 | 70.3 | 53.2 | 44.3 | 68.8 |
| Average Min. Temperature (F) | 18.3 | 23.1 | 27.9 | 34.0 | 42.6 | 49.8 | 55.5 | 52.7 | 43.7 | 33.1 | 22.8 | 17.7 | 35.2 |
| Average Total Precipitation (in.) | 0.62 | 0.51 | 0.46 | 0.60 | 0.65 | 0.43 | 0.12 | 0.25 | 0.26 | 0.41 | 0.45 | 0.55 | 5.31 |