Siskiyou County, CA: Current UV Index and Hourly Forecast

As of 1:06 PM PDT on April 20, 2025, all 21 cities in Siskiyou County, CA in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Mount Shasta, CA with a reading of 7.2.

Over the next 24 hours, the highest UV Index reading in Siskiyou County, CA is expected to be 7.2 in Mount Shasta 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 Siskiyou County, CA as of 1:06 PM PDT, April 20, 2025

Current UV Index in Cities in Siskiyou County, CA

1:06 PM PDT, April 20, 2025