As of 4:02 AM PST on December 21, 2024, all 31 cities in Marin 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 Marin County, CA is expected to be 1.5 in Dillon Beach between 1:00 PM - 2:00 PM PST today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |