Santa Cruz County, CA: Current UV Index and Hourly Forecast

As of 1:28 AM PDT on May 17, 2025, all 30 cities in Santa Cruz 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 Santa Cruz County, CA is expected to be 8.3 in Santa Cruz between 1:00 PM - 2:00 PM PDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Santa Cruz County, CA as of 1:28 AM PDT, May 17, 2025

Current UV Index in Cities in Santa Cruz County, CA

1:28 AM PDT, May 17, 2025