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Washington County

Oregon

2026-09-23 20:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
30.8
O3
μg/m³
45
PM2.5
μg/m³
4.3
CO
μg/m³
500
Weather
  • ℃
  • ℉
20℃
53%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • O3
  • PM2.5
  • CO
Places included
Aloha
AQI 6
Banks
AQI 4
Beaverton
AQI 6
Cedar Hills
AQI 6
Cornelius
AQI 4
Durham
AQI 9
Forest Grove
AQI 4
Garden Home-Whitford
AQI 6
Gaston
AQI 4
Hillsboro
AQI 6
King City
AQI 9
Metzger
AQI 6
North Plains
AQI 6
Raleigh Hills
AQI 6
Sherwood
AQI 9
Tigard
AQI 9
Tualatin
AQI 16
West Haven-Sylvan
AQI 7
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 4
Cornelius
AQI 4
Banks
AQI 4
Gaston
AQI 4
North Plains
AQI 6
Hillsboro
AQI 6
Aloha
AQI 6
Yamhill
AQI 4
Cedar Hills
AQI 6
Beaverton
AQI 6
West Haven-Sylvan
AQI 7