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  4. King County
  5. Newcastle

Newcastle

King County, Washington

2025-12-14 04:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
11
PM2.5
μg/m³
4.3
Weather
  • ℃
  • ℉
8℃
95%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • PM2.5
Data Sources
http://www.airnow.gov/

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