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

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As of 8:30 AM PDT on August 19, 2026, all 28 cities in Santa Barbara County, CA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Carpinteria, CA with a reading of 0.9.

Over the next 24 hours, the highest UV Index reading in Santa Barbara County, CA is expected to be 10.4 in New Cuyama between 1:00 PM - 2:00 PM PDT today.

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Current UV Index in Cities in Santa Barbara County, CA

• Ballard - 0.8
• Buellton - 0.8
• Carpinteria - 0.9
• Casmalia - 0.8
• Cuyama - 0.9
• Eastern Goleta Valley - 0.8
• Garey - 0.8
• Goleta - 0.8
• Guadalupe - 0.8
• Isla Vista - 0.8
• Lompoc - 0.8
• Los Alamos - 0.8
• Los Olivos - 0.8
• Mission Canyon - 0.8
• Mission Hills - 0.8
• Montecito - 0.8
• New Cuyama - 0.9
• Orcutt - 0.8
• Santa Barbara - 0.8
• Santa Maria - 0.8
• Santa Ynez - 0.8
• Sisquoc - 0.8
• Solvang - 0.8
• Summerland - 0.9
• Toro Canyon - 0.9
• University of California-Santa Barbara - 0.8
• Vandenberg AFB - 0.8
• Vandenberg Village - 0.8