| Thornton, CO | Westmont, IL | United States |
Rainfall | 15.5 | 38.7 | 38.1 |
Snowfall | 46 | 31.2 | 27.8 |
Precipitation Days | 77 | 120.2 | 106.2 |
Sunny | 245 | 187 | 205 |
Avg. July High | 90.1 | 83.9 | 85.8 |
Avg. Jan. Low | 17.8 | 15.7 | 21.7 |
Comfort Index (higher=better) | 7.3 | 6.9 | 7 |
UV Index | 5.1 | 3.4 | 4.3 |
Elevation ft. | 5348 | 748 | 2443 |