As of 10:34 AM PST on January 18, 2025, all 141 cities in Los Angeles County, CA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Arcadia, CA with a reading of 2.2.
Over the next 24 hours, the highest UV Index reading in Los Angeles County, CA is expected to be 3.3 in Glendora between 12:00 PM - 1:00 PM PST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |