| | Grand Ledge, MI | Mason, MI | United States |
| Rainfall | 34 | 34 | 38 |
| Snowfall | 47 | 44 | 28 |
| Precipitation | 133 | 131 | 106 |
| Sunny | 171 | 177 | 205 |
| Avg. July High | 82 | 82 | 86 |
| Avg. Jan. Low | 16 | 17 | 22 |
| Comfort Index (higher=better) | 6.7 | 6.7 | 7 |
| UV Index | 3.4 | 3.2 | 4.3 |
| Elevation | 837 | 915 | 2443 |