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

Johnston

Jefferson, Polk County

2026-05-05 16:00

AQI (China)

Excellent

Pollutants|Pollens

PM2.5

μg/m³

17

Weather

14℃

39%

17 kph

6 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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