San Luis Obispo County, CA: Current UV Index and Hourly Forecast

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As of 12:20 PM PST on November 12, 2025, all 29 cities in San Luis Obispo County, CA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is El Paso de Robles, CA with a reading of 3.7.

Over the next 24 hours, the highest UV Index reading in San Luis Obispo County, CA is expected to be 3.7 in El Paso de Robles between 12:00 PM - 1:00 PM PST today.

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Current UV Index in Cities in San Luis Obispo County, CA

• Arroyo Grande - 3.5
• Atascadero - 3.5
• Avila Beach - 3.4
• Blacklake - 3.5
• California Polytechnic State University - 3.4
• Callender - 3.5
• Cambria - 3.4
• Cayucos - 3.4
• Creston - 3.2
• Edna - 3.5
• El Paso de Robles - 3.7
• Garden Farms - 3.2
• Grover Beach - 3.5
• Lake Nacimiento - 3.7
• Los Berros - 3.5
• Los Osos - 3.4
• Los Ranchos - 3.4
• Morro Bay - 3.4
• Nipomo - 3.5
• Oak Shores - 3.4
• Oceano - 3.5
• Pismo Beach - 3.4
• San Luis Obispo - 3.4
• San Simeon - 3.1
• Santa Margarita - 3.2
• Shandon - 3.7
• Templeton - 3.5
• Whitley Gardens - 3.7
• Woodlands - 3.5