UV Index Today in Orange County, California (CA)

Tuesday, April 7, 2026 - 1:49 AM PDT (GMT-7)

The average maximum UV Index today across 56 locations in Orange County, California (CA), is 8.6. The highest projected maximum is 8.8 in Corona at 1:00 PM PDT, while the lowest projected maximum is 8.5 in Long Beach at 1:00 PM PDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 8.6. The highest projected maximum is 8.9 in Corona at 1:00 PM PDT, and the lowest projected maximum is 8.4 in Santa Ana at 1:00 PM PDT.

56 Places in Orange County, California (CA)

Maximum UV Index Today
  • Anaheim - 8.6
  • Irvine - 8.6
  • Long Beach - 8.5
  • Santa Ana - 8.5