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  4. Washington County
  5. Hillsboro

Hillsboro

Washington County, Oregon

2026-10-05 15:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
8.4
Weather
  • ℃
  • ℉
17℃
81%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
Places included
Hillsboro - Hare Field
AQI 47
Data Sources
http://www.airnow.gov/

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