UV Index Today in Orange County, California (CA)

Wednesday, July 15, 2026 -10:15 AM PDT (GMT-7)

The average maximum UV Index today across 56 locations in Orange County, California (CA), is 11.3. The highest projected maximum is 11.7 in Corona at 1:00 PM PDT, while the lowest projected maximum is 10.9 in Santa Ana at 1:00 PM PDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 11.3. The highest projected maximum is 11.7 in Corona at 1:00 PM PDT, and the lowest projected maximum is 11.1 in Long Beach at 1:00 PM PDT.

56 Places in Orange County, California (CA)

Maximum UV Index Today
  • Anaheim - 11.5
  • Irvine - 11.5
  • Long Beach - 11.1
  • Santa Ana - 10.9