| Charleston, SC | St. Peters, MO | United States |
Rainfall | 48.3 | 42.8 | 38.1 |
Snowfall | 0.4 | 13.3 | 27.8 |
Precipitation Days | 105.9 | 104.4 | 106.2 |
Sunny | 209 | 201 | 205 |
Avg. July High | 89.9 | 87.9 | 85.8 |
Avg. Jan. Low | 39.3 | 20.6 | 21.7 |
Comfort Index (higher=better) | 7.2 | 7.2 | 7 |
UV Index | 5.1 | 4.4 | 4.3 |
Elevation ft. | 10 | 443 | 2443 |