| Thornton, CO | Brookfield, IL | United States |
Rainfall | 16 | 39 | 38 |
Snowfall | 46 | 32 | 28 |
Precipitation | 77 | 121 | 106 |
Sunny | 245 | 191 | 205 |
Avg. July High | 90 | 84 | 86 |
Avg. Jan. Low | 18 | 18 | 22 |
Comfort Index (higher=better) | 7.3 | 7 | 7 |
UV Index | 5.1 | 3.6 | 4.3 |
Elevation | 5348 | 623 | 2443 |