| Grass Lake, MI | Detroit, MI | United States |
Rainfall | 33 | 34 | 38 |
Snowfall | 41 | 33 | 28 |
Precipitation | 133 | 125 | 106 |
Sunny | 178 | 183 | 205 |
Avg. July High | 82 | 84 | 86 |
Avg. Jan. Low | 16 | 19 | 22 |
Comfort Index (higher=better) | 6.7 | 6.9 | 7 |
UV Index | 3.2 | 3.3 | 4.3 |
Elevation | 997 | 597 | 2443 |