California (CA): Current UV Index and Hourly Forecast

  • USA
  • California

As of 4:34 PM PDT on June 3, 2025, out of 1591 cities in California in our database, 916 cities (58%) have a UV Index reading of Moderate, 628 cities (39%) have a UV Index reading of High, while 47 cities (3%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Mineral, CA with a reading of 6.3.

Over the next 24 hours, the highest UV Index reading in California is expected to be 11 in Campo between 1:00 PM - 2:00 PM PDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in California as of 4:34 PM PDT, June 3, 2025

Counties in California (CA)

Current UV Index in Major Cities in California (CA)

4:34 PM PDT, June 3, 2025