| St. Helena, CA | Ann Arbor, MI | United States |
Rainfall | 37.1 | 36 | 38.1 |
Snowfall | 0 | 43 | 27.8 |
Precipitation Days | 70.5 | 136.9 | 106.2 |
Sunny | 263 | 178 | 205 |
Avg. July High | 88.8 | 82.8 | 85.8 |
Avg. Jan. Low | 37.6 | 16.5 | 21.7 |
Comfort Index (higher=better) | 8.3 | 6.7 | 7 |
UV Index | 5.4 | 3.3 | 4.3 |
Elevation ft. | 253 | 879 | 2443 |