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Air Quality History for Lewiston, United States

Historical PM2.5 and AQI trend from monitoring stations near Lewiston, United States.

5
Current AQI
Good Station

Air Quality Index Station

19h

PM2.5 Station

19h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 21 4–53 5.2 µg/m³ 3h 1
2026-07-21 35 11–60 8.7 µg/m³ 10h 1
2026-07-20 72 21–110 23.4 µg/m³ 6h 1
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