As of 1:58 PM PDT on June 5, 2025, out of 73 cities in Riverside County, CA in our database, 65 cities (89%) have a UV Index reading of Very High, while 8 cities (11%) have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Idyllwild-Pine Cove, CA with a reading of 10.6.
Over the next 24 hours, the highest UV Index reading in Riverside County, CA is expected to be 10.6 in Idyllwild-Pine Cove between 1:00 PM - 2:00 PM PDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |