San Diego County, CA: Current UV Index and Hourly Forecast

As of 4:01 AM PST on December 21, 2024, all 56 cities in San Diego 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 San Diego County, CA is expected to be 3.3 in Imperial Beach 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 San Diego County, CA as of 4:01 AM PST, December 21, 2024

Current UV Index in Cities in San Diego County, CA

4:01 AM PST, December 21, 2024