| Aurora, IL | Rockford, IL | United States |
Rainfall | 38.2 | 37.1 | 38.1 |
Snowfall | 28.2 | 35.1 | 27.8 |
Precipitation Days | 119.6 | 116 | 106.2 |
Sunny | 192 | 188 | 205 |
Avg. July High | 83.8 | 83.7 | 85.8 |
Avg. Jan. Low | 14.8 | 12.7 | 21.7 |
Comfort Index (higher=better) | 6.9 | 6.8 | 7 |
UV Index | 3.5 | 3.5 | 4.3 |
Elevation ft. | 679 | 718 | 2443 |