| Ontario, CA | Simi Valley, CA | United States |
Rainfall | 15.7 | 17.2 | 38.1 |
Snowfall | 0 | 0 | 27.8 |
Precipitation Days | 30.5 | 35 | 106.2 |
Sunny | 279 | 277 | 205 |
Avg. July High | 91.9 | 92.2 | 85.8 |
Avg. Jan. Low | 42.6 | 41.5 | 21.7 |
Comfort Index (higher=better) | 8.8 | 8.6 | 7 |
UV Index | 5.7 | 6 | 4.3 |
Elevation ft. | 1004 | 768 | 2443 |