Richland, WA Air Quality

As of 2:49 AM
Air quality index39Good

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

Next 24 hours

US AQI
  1. 42Now
  2. 39
  3. 38
  4. 375 AM
  5. 35
  6. 35
  7. 348 AM
  8. 33
  9. 33
  10. 3311 AM
  11. 33
  12. 33
  13. 322 PM
  14. 31
  15. 37
  16. 425 PM
  17. 47
  18. 46
  19. 448 PM
  20. 43
  21. 43
  22. 4211 PM
  23. 41
  24. 41

Air quality outlook

Worst hour each day
  • Today47Good
  • Sat 1047Good
  • Sun 11500Hazardous
  • Mon 1233Good
  • Tue 1333Good

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

Live radar

Open full map

About Richland weather

Richland is in Benton County, Washington, United States at 46.29°, -119.28°. Right now it’s 55° and partly cloudy; today’s high is 72° with a 7% chance of rain.

Washington State's climate is dramatically split by the Cascade Range into two distinct regions. Western Washington, including Seattle and Olympia, has a marine climate with mild, wet winters and dry, pleasant summers. Eastern Washington is semi-arid with hot summers and cold winters, receiving far less precipitation due to the Cascade rain shadow. Seattle receives about 37 inches of rain per year, while areas in the Olympic Mountains receive over 150 inches.

More Washington cities