Humboldt County, CA: Current UV Index and Hourly Forecast

As of 3:29 PM PDT on July 5, 2025, out of 40 cities in Humboldt County, CA in our database, 22 cities (55%) have a UV Index reading of High, while 18 cities (45%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Alderpoint, CA with a reading of 8.

Over the next 24 hours, the highest UV Index reading in Humboldt County, CA is expected to be 9.7 in Alderpoint between 1:00 PM - 2:00 PM PDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Humboldt County, CA as of 3:29 PM PDT, July 5, 2025

Current UV Index in Cities in Humboldt County, CA

3:29 PM PDT, July 5, 2025