Santa Ana, CA Air Quality

As of 5:39 PM
Air quality index28Good

Air quality is great — a good day to be outside.

Next 24 hours

US AQI
  1. 46Now
  2. 28
  3. 33
  4. 388 PM
  5. 43
  6. 47
  7. 5111 PM
  8. 55
  9. 57
  10. 592 AM
  11. 61
  12. 64
  13. 675 AM
  14. 71
  15. 71
  16. 728 AM
  17. 73
  18. 67
  19. 6211 AM
  20. 57
  21. 54
  22. 522 PM
  23. 49
  24. 46

Air quality outlook

Worst hour each day
  • Today82Moderate
  • Thu 873Moderate
  • Fri 965Moderate
  • Sat 1043Good
  • Sun 1143Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Santa Ana weather

Santa Ana is in Orange County, California, United States at 33.75°, -117.87°. Right now it’s 91° and mostly clear; today’s high is 96° with a 0% chance of rain.

California encompasses an extraordinary range of climates, from the Mediterranean coast to alpine peaks, scorching deserts, and temperate rainforests. The state's Central Valley is one of the most productive agricultural regions in the world, benefiting from warm, dry summers and mild, wet winters. Death Valley holds the record for the highest reliably recorded air temperature on Earth at 134 degrees Fahrenheit.

More California cities

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