Mendocino County, CA: Current UV Index and Hourly Forecast

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As of 9:05 AM PDT on April 4, 2026, all 23 cities in Mendocino County, CA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Willits, CA with a reading of 1.2.

Over the next 24 hours, the highest UV Index reading in Mendocino County, CA is expected to be 6.1 in Ukiah between 1:00 PM - 2:00 PM PDT today.

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Current UV Index in Cities in Mendocino County, CA

• Albion - 1.1
• Anchor Bay - 1.1
• Boonville - 1.1
• Brooktrails - 1.2
• Calpella - 1.1
• Caspar - 1.1
• Cleone - 1.1
• Comptche - 1.1
• Covelo - 1.2
• Fort Bragg - 1.1
• Hopland - 1.1
• Laytonville - 1.2
• Leggett - 1.2
• Little River - 1.1
• Manchester - 1
• Mendocino - 1.1
• Philo - 1
• Point Arena - 1
• Potter Valley - 1.2
• Redwood Valley - 1.1
• Talmage - 1.1
• Ukiah - 1.1
• Willits - 1.2