Los Angeles County, CA: Current UV Index and Hourly Forecast

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.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Los Angeles County, CA as of 10:34 AM PST, January 18, 2025

Current UV Index in Cities in Los Angeles County, CA

10:34 AM PST, January 18, 2025