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Air Quality History for Heyan, China

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

51
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

275h

PM2.5 Station

275h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 46 20–68 12.2 µg/m³ 10h 1
2026-06-08 49 27–109 13.2 µg/m³ 14h 1
2026-06-07 44 13–87 11.8 µg/m³ 15h 1
2026-06-06 57 20–95 16.8 µg/m³ 16h 1
2026-06-05 62 19–137 18.6 µg/m³ 16h 1
2026-06-04 57 21–100 16.2 µg/m³ 14h 1
2026-06-03 52 22–78 13.8 µg/m³ 10h 1
2026-06-02 71 27–95 22.3 µg/m³ 13h 1
2026-06-01 67 42–86 20.1 µg/m³ 15h 1
2026-05-31 72 55–104 21.9 µg/m³ 15h 1
2026-05-30 52 18–93 15.0 µg/m³ 11h 1
2026-05-29 73 17–117 23.2 µg/m³ 9h 1
2026-05-28 67 42–104 19.9 µg/m³ 13h 1
2026-05-27 54 28–72 14.6 µg/m³ 10h 1
2026-05-26 67 14–142 20.9 µg/m³ 15h 1
2026-05-25 46 29–95 12.0 µg/m³ 14h 1
2026-05-24 58 30–132 16.4 µg/m³ 15h 1
2026-05-23 57 27–125 16.0 µg/m³ 15h 1
2026-05-22 59 12–154 18.1 µg/m³ 13h 1
2026-05-21 56 9–99 16.4 µg/m³ 16h 1
2026-05-20 44 13–77 12.5 µg/m³ 6h 1
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