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Air Quality History for Oak Forest, United States

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

24
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 274 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-09-05 42 22–55 10.5 µg/m³ 8.7 17h 274
2026-09-04 45 28–54 10.8 µg/m³ 1.3 24h 274
2026-09-03 46 30–58 11.3 µg/m³ 1.7 24h 275
2026-09-02 56 53–59 14.6 µg/m³ 2.2 24h 274
2026-09-01 56 36–62 14.7 µg/m³ 3.2 24h 262
2026-08-31 54 47–59 13.6 µg/m³ 3.3 24h 273
2026-08-30 47 42–57 11.5 µg/m³ 2.2 24h 274
2026-08-29 57 45–67 15.2 µg/m³ 2.2 24h 275
2026-08-28 46 37–55 11.4 µg/m³ 2.3 24h 275
2026-08-27 43 39–51 10.3 µg/m³ 2.3 24h 277
2026-08-26 45 35–55 11.0 µg/m³ 2.7 24h 279
2026-08-25 34 25–45 8.3 µg/m³ 6.1 24h 279
2026-08-24 46 23–61 11.9 µg/m³ 2.7 24h 279
2026-08-23 52 35–88 14.3 µg/m³ 3.7 24h 278
2026-08-22 42 36–53 10.2 µg/m³ 1.9 24h 272
2026-08-21 55 45–61 14.2 µg/m³ 1.9 24h 272
2026-08-20 44 31–55 10.7 µg/m³ — 24h 269
2026-08-19 32 19–41 7.6 µg/m³ 1.5 24h 261
2026-08-18 30 20–34 7.3 µg/m³ 1.1 24h 250
2026-08-17 24 17–45 5.7 µg/m³ 2.8 24h 260
2026-08-16 32 31–33 7.7 µg/m³ 2.3 4h 272
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