| Ann Arbor, MI | Rockford, IL | United States |
Rainfall | 36 | 37 | 38 |
Snowfall | 43 | 35 | 28 |
Precipitation | 137 | 116 | 106 |
Sunny | 178 | 188 | 205 |
Avg. July High | 83 | 84 | 86 |
Avg. Jan. Low | 17 | 13 | 22 |
Comfort Index (higher=better) | 6.7 | 6.8 | 7 |
UV Index | 3.3 | 3.5 | 4.3 |
Elevation | 879 | 718 | 2443 |