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Washington County

Oregon

2026-05-25 12:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
85.7
PM2.5
μg/m³
3.5
NO2
μg/m³
4.1
CO
μg/m³
0
Weather
  • ℃
  • ℉
9℃
63%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • NO2
  • CO
Places included
Aloha
AQI 18
Banks
AQI 14
Beaverton
AQI 18
Cedar Hills
AQI 18
Cornelius
AQI 14
Durham
AQI 25
Forest Grove
AQI 14
Garden Home-Whitford
AQI 18
Gaston
AQI 14
Hillsboro
AQI 26
King City
AQI 25
Metzger
AQI 18
North Plains
AQI 26
Raleigh Hills
AQI 18
Sherwood
AQI 25
Tigard
AQI 25
Tualatin
AQI 38
West Haven-Sylvan
AQI 22
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 14
Cornelius
AQI 14
Banks
AQI 14
Gaston
AQI 14
North Plains
AQI 26
Hillsboro
AQI 26
Aloha
AQI 18
Yamhill
AQI 14
Cedar Hills
AQI 18
Beaverton
AQI 18
West Haven-Sylvan
AQI 22