| St. Charles, MO | Champaign, IL | United States |
Rainfall | 42 | 41 | 38 |
Snowfall | 14 | 20 | 28 |
Precipitation | 106 | 111 | 106 |
Sunny | 202 | 194 | 205 |
Avg. July High | 88 | 84 | 86 |
Avg. Jan. Low | 21 | 17 | 22 |
Comfort Index (higher=better) | 7.2 | 7.1 | 7 |
UV Index | 4.4 | 4 | 4.3 |
Elevation | 492 | 738 | 2443 |