As of 7:36 AM PST on December 12, 2025, all 73 cities in Riverside County, CA in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Riverside County, CA is expected to be 3.1 in Idyllwild-Pine Cove 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 |