Humboldt County, CA: Current UV Index and Hourly Forecast

• USA →
• California →
• Humboldt County

As of 2:28 PM PDT on May 18, 2026, out of 40 cities in Humboldt County, CA in our database, 26 cities (65%) have a UV Index reading of Very High, while 14 cities (35%) have a UV Index reading of High. The city with the highest UV Index reading right now is Alderpoint, CA with a reading of 7.9.

Over the next 24 hours, the highest UV Index reading in Humboldt County, CA is expected to be 8 in Alderpoint between 1:00 PM - 2:00 PM PDT tomorrow.

Search Cities in Humboldt County, CA

Current UV Index in Cities in Humboldt County, CA

• Alderpoint - 7.9
• Arcata - 7.5
• Bayview - 7.3
• Benbow - 7.7
• Big Lagoon - 7.1
• Blue Lake - 7.5
• Cutten - 7.3
• Eureka - 7.3
• Fairhaven - 7.3
• Ferndale - 7.6
• Fieldbrook - 7.5
• Fields Landing - 7.3
• Fortuna - 7.6
• Garberville - 7.7
• Hoopa - 7.6
• Humboldt Hill - 7.3
• Hydesville - 7.6
• Indianola - 7.5
• Kep'el - 7.5
• Loleta - 7.3
• Manila - 7.3
• McKinleyville - 7.5
• Miranda - 7.7
• Myers Flat - 7.7
• Myrtletown - 7.3
• Orick - 7.4
• Phillipsville - 7.7
• Pine Hills - 7.3
• Redcrest - 7.6
• Redway - 7.7
• Rio Dell - 7.6
• Samoa - 7.3
• Scotia - 7.6
• Shelter Cove - 7.6
• Trinidad - 7.4
• Wautec - 7.5
• Weitchpec - 7.5
• Weott - 7.7
• Westhaven-Moonstone - 7.5
• Willow Creek - 7.6