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Air Quality History for Winnetka, United States

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

18
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

469h

PM2.5 Station

469h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-29 20 12–33 4.7 µg/m³ 16h 1
2026-05-28 21 12–38 4.9 µg/m³ 16h 1
2026-05-27 25 12–38 6.0 µg/m³ 24h 1
2026-05-26 27 17–53 6.5 µg/m³ 24h 1
2026-05-25 32 17–59 7.8 µg/m³ 24h 1
2026-05-24 50 29–72 13.4 µg/m³ 24h 1
2026-05-23 57 38–95 15.7 µg/m³ 24h 1
2026-05-22 58 21–102 17.5 µg/m³ 22h 1
2026-05-21 36 21–72 8.9 µg/m³ 24h 1
2026-05-20 45 17–119 12.7 µg/m³ 23h 1
2026-05-19 42 12–99 12.2 µg/m³ 24h 1
2026-05-18 45 12–80 12.1 µg/m³ 24h 1
2026-05-17 46 29–66 11.8 µg/m³ 24h 1
2026-05-16 44 29–59 10.6 µg/m³ 24h 1
2026-05-15 59 33–99 17.0 µg/m³ 24h 1
2026-05-14 45 21–82 11.8 µg/m³ 24h 1
2026-05-13 38 17–50 9.2 µg/m³ 24h 1
2026-05-12 60 21–122 18.7 µg/m³ 24h 1
2026-05-11 58 21–97 17.1 µg/m³ 24h 1
2026-05-10 83 46–173 29.3 µg/m³ 24h 1
2026-05-09 66 53–95 19.4 µg/m³ 8h 1
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