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Air Quality History for Heyan, China

Historical PM2.5 and AQI trend from monitoring stations near Heyan, China.

72
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

379h

PM2.5 Station

379h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 76 33–129 24.3 µg/m³ 15h 2
2026-09-04 64 32–132 18.6 µg/m³ 19h 2
2026-09-03 51 25–104 14.1 µg/m³ 20h 2
2026-09-02 54 17–114 15.0 µg/m³ 21h 2
2026-09-01 40 13–72 10.2 µg/m³ 18h 2
2026-08-31 42 18–75 11.1 µg/m³ 22h 2
2026-08-30 47 18–70 12.2 µg/m³ 20h 2
2026-08-29 54 30–85 14.5 µg/m³ 23h 2
2026-08-28 49 17–82 13.1 µg/m³ 18h 1
2026-08-27 48 25–76 12.1 µg/m³ 21h 1
2026-08-26 58 25–91 15.9 µg/m³ 16h 2
2026-08-25 47 23–76 12.3 µg/m³ 16h 2
2026-08-24 52 33–80 14.2 µg/m³ 17h 2
2026-08-23 43 13–89 11.5 µg/m³ 20h 1
2026-08-22 49 14–104 13.7 µg/m³ 17h 1
2026-08-21 64 32–93 19.1 µg/m³ 20h 2
2026-08-20 54 15–144 15.3 µg/m³ 20h 2
2026-08-19 60 13–137 17.9 µg/m³ 18h 2
2026-08-18 56 15–117 16.2 µg/m³ 16h 1
2026-08-17 66 42–147 19.7 µg/m³ 21h 2
2026-08-16 34 34–34 8.2 µg/m³ 1h 1
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