Humboldt County, CA: Current UV Index and Hourly Forecast

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As of 7:27 AM PDT on June 21, 2026, all 40 cities in Humboldt County, CA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Hoopa, CA with a reading of 0.4.

Over the next 24 hours, the highest UV Index reading in Humboldt County, CA is expected to be 9.8 in Alderpoint between 1:00 PM - 2:00 PM PDT today.

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Current UV Index in Cities in Humboldt County, CA

• Alderpoint - 0.4
• Arcata - 0.3
• Bayview - 0.3
• Benbow - 0.3
• Big Lagoon - 0.3
• Blue Lake - 0.3
• Cutten - 0.3
• Eureka - 0.3
• Fairhaven - 0.3
• Ferndale - 0.3
• Fieldbrook - 0.3
• Fields Landing - 0.3
• Fortuna - 0.3
• Garberville - 0.3
• Hoopa - 0.4
• Humboldt Hill - 0.3
• Hydesville - 0.3
• Indianola - 0.3
• Kep'el - 0.4
• Loleta - 0.3
• Manila - 0.3
• McKinleyville - 0.3
• Miranda - 0.3
• Myers Flat - 0.3
• Myrtletown - 0.3
• Orick - 0.3
• Phillipsville - 0.3
• Pine Hills - 0.3
• Redcrest - 0.3
• Redway - 0.3
• Rio Dell - 0.3
• Samoa - 0.3
• Scotia - 0.3
• Shelter Cove - 0.3
• Trinidad - 0.3
• Wautec - 0.4
• Weitchpec - 0.4
• Weott - 0.3
• Westhaven-Moonstone - 0.3
• Willow Creek - 0.4