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

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As of 9:18 PM PDT on July 3, 2025, all 29 cities in San Luis Obispo 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 San Luis Obispo County, CA is expected to be 10.3 in El Paso de Robles between 1:00 PM - 2:00 PM PDT tomorrow.

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

• Arroyo Grande - 0
• Atascadero - 0
• Avila Beach - 0
• Blacklake - 0
• California Polytechnic State University - 0
• Callender - 0
• Cambria - 0
• Cayucos - 0
• Creston - 0
• Edna - 0
• El Paso de Robles - 0
• Garden Farms - 0
• Grover Beach - 0
• Lake Nacimiento - 0
• Los Berros - 0
• Los Osos - 0
• Los Ranchos - 0
• Morro Bay - 0
• Nipomo - 0
• Oak Shores - 0
• Oceano - 0
• Pismo Beach - 0
• San Luis Obispo - 0
• San Simeon - 0
• Santa Margarita - 0
• Shandon - 0
• Templeton - 0
• Whitley Gardens - 0
• Woodlands - 0