Los Angeles County, CA: Current UV Index and Hourly Forecast

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As of 4:03 PM PDT on June 30, 2026, all 141 cities in Los Angeles County, CA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Castaic, CA with a reading of 5.1.

Over the next 24 hours, the highest UV Index reading in Los Angeles County, CA is expected to be 11.1 in Glendora between 1:00 PM - 2:00 PM PDT tomorrow.

Search Cities in Los Angeles County, CA

Current UV Index in Cities in Los Angeles County, CA

• Acton - 5
• Agoura Hills - 5
• Agua Dulce - 5
• Alhambra - 4.7
• Alondra Park - 4.7
• Altadena - 4.9
• Arcadia - 5
• Artesia - 4.8
• Avalon - 4.9
• Avocado Heights - 4.7
• Azusa - 5
• Baldwin Park - 4.7
• Bell - 4.7
• Bell Gardens - 4.7
• Bellflower - 4.7
• Beverly Hills - 4.8
• Bradbury - 5
• Burbank - 4.9
• Calabasas - 5
• Carson - 4.8
• Castaic - 5.1
• Cerritos - 4.8
• Charter Oak - 4.7
• Citrus - 4.7
• Claremont - 5
• Commerce - 4.7
• Compton - 4.7
• Covina - 4.7
• Cudahy - 4.7
• Culver City - 4.8
• Del Aire - 4.7
• Desert View Highlands - 5
• Diamond Bar - 4.7
• Downey - 4.7
• Duarte - 5
• East Los Angeles - 4.7
• East Pasadena - 5
• East Rancho Dominguez - 4.7
• East San Gabriel - 4.7
• East Whittier - 4.7
• El Monte - 4.7
• El Segundo - 4.8
• Elizabeth Lake - 5.1
• Florence-Graham - 4.7
• Gardena - 4.7
• Glendale - 4.9
• Glendora - 5
• Hacienda Heights - 4.7
• Hasley Canyon - 5.1
• Hawaiian Gardens - 4.8
• Hawthorne - 4.7
• Hermosa Beach - 4.8
• Hidden Hills - 5
• Huntington Park - 4.7
• Industry - 4.7
• Inglewood - 4.7
• Irwindale - 4.7
• La Cañada Flintridge - 4.9
• La Crescenta-Montrose - 4.9
• La Habra Heights - 4.7
• La Mirada - 4.7
• La Puente - 4.7
• La Verne - 4.7
• Ladera Heights - 4.7
• Lake Hughes - 5.1
• Lake Los Angeles - 4.9
• Lakewood - 4.8
• Lancaster - 5
• Lawndale - 4.7
• Lennox - 4.7
• Leona Valley - 5
• Littlerock - 5
• Lomita - 4.8
• Long Beach - 4.8
• Los Angeles - 4.8
• Lynwood - 4.7
• Malibu - 4.9
• Manhattan Beach - 4.8
• Marina del Rey - 4.8
• Mayflower Village - 4.7
• Maywood - 4.7
• Monrovia - 5
• Montebello - 4.7
• Monterey Park - 4.7
• North El Monte - 4.7
• Norwalk - 4.7
• Palmdale - 5
• Palos Verdes Estates - 4.8
• Paramount - 4.7
• Pasadena - 4.9
• Pepperdine University - 4.9
• Pico Rivera - 4.7
• Pomona - 4.7
• Quartz Hill - 5
• Rancho Palos Verdes - 4.8
• Redondo Beach - 4.8
• Rolling Hills - 4.8
• Rolling Hills Estates - 4.8
• Rose Hills - 4.7
• Rosemead - 4.7
• Rowland Heights - 4.7
• San Dimas - 4.7
• San Fernando - 4.9
• San Gabriel - 4.7
• San Marino - 4.7
• San Pasqual - 5
• Santa Clarita - 5
• Santa Fe Springs - 4.7
• Santa Monica - 4.8
• Sierra Madre - 5
• Signal Hill - 4.8
• South El Monte - 4.7
• South Gate - 4.7
• South Monrovia Island - 4.7
• South Pasadena - 4.7
• South San Gabriel - 4.7
• South San Jose Hills - 4.7
• South Whittier - 4.7
• Stevenson Ranch - 5
• Sun Village - 5
• Temple City - 4.7
• Topanga - 4.8
• Torrance - 4.8
• Val Verde - 5.1
• Valinda - 4.7
• Vernon - 4.7
• View Park-Windsor Hills - 4.7
• Vincent - 4.7
• Walnut - 4.7
• Walnut Park - 4.7
• West Athens - 4.7
• West Carson - 4.8
• West Covina - 4.7
• West Hollywood - 4.7
• West Puente Valley - 4.7
• West Rancho Dominguez - 4.7
• West Whittier-Los Nietos - 4.7
• Westlake Village - 5
• Westmont - 4.7
• Whittier - 4.7
• Willowbrook - 4.7