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Air Quality History for Iowa City, United States

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

17
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

204h

PM2.5 Station

204h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 46 28–74 11.9 µg/m³ 9h 2
2026-06-08 46 22–122 12.7 µg/m³ 16h 2
2026-06-07 45 18–108 12.4 µg/m³ 14h 2
2026-06-06 45 17–91 12.6 µg/m³ 12h 2
2026-06-05 63 21–139 19.7 µg/m³ 12h 2
2026-06-04 40 20–84 10.6 µg/m³ 12h 2
2026-06-03 40 23–59 10.0 µg/m³ 14h 1
2026-06-02 51 17–151 14.3 µg/m³ 17h 2
2026-06-01 46 24–83 12.2 µg/m³ 14h 2
2026-05-31 63 20–154 19.7 µg/m³ 17h 2
2026-05-30 50 15–100 14.6 µg/m³ 14h 2
2026-05-29 42 11–102 12.0 µg/m³ 15h 2
2026-05-28 45 16–109 12.2 µg/m³ 17h 2
2026-05-27 66 15–149 20.2 µg/m³ 16h 1
2026-05-26 70 53–89 20.9 µg/m³ 5h 2
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