Santa Cruz County, CA: Current UV Index and Hourly Forecast

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As of 11:27 PM PDT on September 18, 2025, all 30 cities in Santa Cruz County, CA in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Santa Cruz County, CA is expected to be 7.2 in Santa Cruz between 1:00 PM - 2:00 PM PDT tomorrow.

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Current UV Index in Cities in Santa Cruz County, CA

• Amesti - 0
• Aptos - 0
• Aptos Hills-Larkin Valley - 0
• Ben Lomond - 0
• Bonny Doon - 0
• Boulder Creek - 0
• Brookdale - 0
• Capitola - 0
• Corralitos - 0
• Davenport - 0
• Day Valley - 0
• Felton - 0
• Freedom - 0
• Interlaken - 0
• La Selva Beach - 0
• Live Oak - 0
• Lompico - 0
• Mount Hermon - 0
• Pajaro Dunes - 0
• Paradise Park - 0
• Pasatiempo - 0
• Pleasure Point - 0
• Rio del Mar - 0
• Santa Cruz - 0
• Scotts Valley - 0
• Seacliff - 0
• Soquel - 0
• Twin Lakes - 0
• Watsonville - 0
• Zayante - 0