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  2. United States
  3. Washington
  4. Whatcom County
  5. Sumas

Sumas

Whatcom County, Washington

2026-04-09 14:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.5
PM10
μg/m³
28
Weather
  • ℃
  • ℉
7℃
82%
4 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
Data Sources
http://www.airnow.gov/

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