Calaveras County, CA: Current UV Index and Hourly Forecast

As of 12:13 PM PDT on July 15, 2025, out of 16 cities in Calaveras County, CA in our database, 13 cities (81%) have a UV Index reading of Very High, while 3 cities (19%) have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Arnold, CA with a reading of 10.7.

Over the next 24 hours, the highest UV Index reading in Calaveras County, CA is expected to be 11.4 in Arnold 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 Calaveras County, CA as of 12:13 PM PDT, July 15, 2025

Current UV Index in Cities in Calaveras County, CA

12:13 PM PDT, July 15, 2025