UV Index Today in Orange County, California (CA)

Friday, August 14, 2026 -11:18 PM PDT (GMT-7)

The average maximum UV Index today across 56 locations in Orange County, California (CA), is 9.8. The highest projected maximum is 10 in Corona at 1:00 PM PDT, while the lowest projected maximum is 9.7 in Long Beach at 1:00 PM PDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 9.9. The highest projected maximum is 10.4 in Corona at 1:00 PM PDT, and the lowest projected maximum is 9.4 in Santa Ana at 1:00 PM PDT.

56 Places in Orange County, California (CA)

Maximum UV Index Today
  • Anaheim - 9.8
  • Irvine - 9.8
  • Long Beach - 9.7
  • Santa Ana - 9.7