San Bernardino County, CA: Current UV Index and Hourly Forecast

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As of 7:15 PM PDT on October 10, 2026, all 52 cities in San Bernardino 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 Bernardino County, CA is expected to be 6 in Victorville between 1:00 PM - 2:00 PM PDT tomorrow.

Search Cities in San Bernardino County, CA

Current UV Index in Cities in San Bernardino County, CA

• Adelanto - 0
• Apple Valley - 0
• Baker - 0
• Barstow - 0
• Big Bear City - 0
• Big Bear Lake - 0
• Big River - 0
• Bloomington - 0
• Bluewater - 0
• Chino - 0
• Chino Hills - 0
• Colton - 0
• Crestline - 0
• Fontana - 0
• Fort Irwin - 0
• Grand Terrace - 0
• Hesperia - 0
• Highland - 0
• Homestead Valley - 0
• Joshua Tree - 0
• Lake Arrowhead - 0
• Lenwood - 0
• Loma Linda - 0
• Lucerne Valley - 0
• Lytle Creek - 0
• Mentone - 0
• Montclair - 0
• Morongo Valley - 0
• Mountain View Acres - 0
• Muscoy - 0
• Needles - 0
• Oak Glen - 0
• Oak Hills - 0
• Ontario - 0
• Phelan - 0
• Piñon Hills - 0
• Rancho Cucamonga - 0
• Redlands - 0
• Rialto - 0
• Running Springs - 0
• San Antonio Heights - 0
• San Bernardino - 0
• Searles Valley - 0
• Silver Lakes - 0
• Spring Valley Lake - 0
• Twentynine Palms - 0
• Upland - 0
• Victorville - 0
• Wrightwood - 0
• Yermo - 0
• Yucaipa - 0
• Yucca Valley - 0