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

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As of 2:08 PM PDT on June 5, 2025, all 29 cities in San Luis Obispo County, CA in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is Atascadero, CA with a reading of 8.9.

Over the next 24 hours, the highest UV Index reading in San Luis Obispo County, CA is expected to be 10.1 in Edna 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 - 8.8
• Atascadero - 8.9
• Avila Beach - 8.7
• Blacklake - 8.8
• California Polytechnic State University - 8.7
• Callender - 8.8
• Cambria - 8.6
• Cayucos - 8.6
• Creston - 8.9
• Edna - 8.9
• El Paso de Robles - 8.8
• Garden Farms - 8.9
• Grover Beach - 8.8
• Lake Nacimiento - 8.8
• Los Berros - 8.8
• Los Osos - 8.7
• Los Ranchos - 8.7
• Morro Bay - 8.7
• Nipomo - 8.8
• Oak Shores - 8.8
• Oceano - 8.8
• Pismo Beach - 8.7
• San Luis Obispo - 8.7
• San Simeon - 8.5
• Santa Margarita - 8.9
• Shandon - 8.9
• Templeton - 8.9
• Whitley Gardens - 8.9
• Woodlands - 8.8