| Itasca, IL | Rock Falls, IL | United States |
Rainfall | 38.1 | 38 | 38.1 |
Snowfall | 33 | 28.9 | 27.8 |
Precipitation Days | 122.1 | 100 | 106.2 |
Sunny | 187 | 198 | 205 |
Avg. July High | 83.9 | 83.8 | 85.8 |
Avg. Jan. Low | 15.3 | 12.1 | 21.7 |
Comfort Index (higher=better) | 6.8 | 7 | 7 |
UV Index | 3.4 | 3.6 | 4.3 |
Elevation ft. | 702 | 646 | 2443 |