Mendocino County, CA: Current UV Index and Hourly Forecast

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As of 2:45 PM PDT on March 20, 2025, all 23 cities in Mendocino County, CA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Boonville, CA with a reading of 5.

Over the next 24 hours, the highest UV Index reading in Mendocino County, CA is expected to be 5.3 in Hopland between 1:00 PM - 2:00 PM PDT tomorrow.

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Current UV Index in Cities in Mendocino County, CA

• Albion - 4.8
• Anchor Bay - 4.9
• Boonville - 5
• Brooktrails - 4.1
• Calpella - 4.7
• Caspar - 4.8
• Cleone - 4.2
• Comptche - 4.7
• Covelo - 4.1
• Fort Bragg - 4.2
• Hopland - 5
• Laytonville - 4.1
• Leggett - 3.9
• Little River - 4.8
• Manchester - 4.8
• Mendocino - 4.8
• Philo - 4.9
• Point Arena - 4.8
• Potter Valley - 4.9
• Redwood Valley - 4.7
• Talmage - 4.7
• Ukiah - 4.7
• Willits - 4.3