Hayward, CA Air Quality

ZIP 94541 · As of 3:14 AM
Air quality index40Good

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

Next 24 hours

US AQI
  1. 37Now
  2. 41
  3. 44
  4. 476 AM
  5. 49
  6. 51
  7. 539 AM
  8. 50
  9. 48
  10. 4512 PM
  11. 54
  12. 63
  13. 733 PM
  14. 73
  15. 74
  16. 756 PM
  17. 63
  18. 51
  19. 399 PM
  20. 39
  21. 39
  22. 3912 AM
  23. 38
  24. 37

Air quality outlook

Worst hour each day
  • Today75Moderate
  • Sun 1841Good
  • Mon 1941Good
  • Tue 2043Good
  • Wed 2135Good

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

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About Hayward weather

Hayward is in Alameda County, California, United States at 37.67°, -122.08°. Right now it’s 59° and mostly clear; today’s high is 85° 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.

Hayward weather by ZIP code

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