Newcastle Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Newcastle

King County, Washington

2026-05-24 04:00

AQI (China)

Excellent

Pollutants|Pollens

PM10

μg/m³

18

PM2.5

μg/m³

3.2

Weather

14℃

79%

9 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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