| Wheaton, IL | St. Charles, MO | United States |
Rainfall | 39 | 42 | 38 |
Snowfall | 30 | 14 | 28 |
Precipitation | 119 | 106 | 106 |
Sunny | 186 | 202 | 205 |
Avg. July High | 84 | 88 | 86 |
Avg. Jan. Low | 15 | 21 | 22 |
Comfort Index (higher=better) | 6.9 | 7.2 | 7 |
UV Index | 3.4 | 4.4 | 4.3 |
Elevation | 758 | 492 | 2443 |