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Washington County

Oregon

2026-05-31 01:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
64.3
PM2.5
μg/m³
2.5
NO2
μg/m³
16.4
CO
μg/m³
375
Weather
  • ℃
  • ℉
18℃
44%
10 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • NO2
  • CO
Places included
Aloha
AQI 13
Banks
AQI 13
Beaverton
AQI 13
Cedar Hills
AQI 13
Cornelius
AQI 13
Durham
AQI 17
Forest Grove
AQI 13
Garden Home-Whitford
AQI 13
Gaston
AQI 13
Hillsboro
AQI 16
King City
AQI 17
Metzger
AQI 13
North Plains
AQI 16
Raleigh Hills
AQI 13
Sherwood
AQI 17
Tigard
AQI 17
Tualatin
AQI 28
West Haven-Sylvan
AQI 15
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 13
Cornelius
AQI 13
Banks
AQI 13
Gaston
AQI 13
North Plains
AQI 16
Hillsboro
AQI 16
Aloha
AQI 13
Yamhill
AQI 13
Cedar Hills
AQI 13
Beaverton
AQI 13
West Haven-Sylvan
AQI 15