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Air Quality History for Choi Hung Estate, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Choi Hung Estate, Hong Kong.

39
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

465h

PM2.5 Station

465h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 142 132–152 52.0 µg/m³ 59.4 5h 2
2026-08-07 54 29–104 14.6 µg/m³ 15.6 24h 2
2026-08-06 42 25–59 10.1 µg/m³ 10.7 24h 2
2026-08-05 58 34–70 15.7 µg/m³ 16.4 24h 2
2026-08-04 17 5–39 4.0 µg/m³ 4.4 24h 2
2026-08-03 15 1–44 3.6 µg/m³ 3.9 23h 2
2026-08-02 3 1–9 0.7 µg/m³ 1.2 23h 2
2026-08-01 5 1–10 1.2 µg/m³ 1.7 16h 1
2026-07-31 10 1–51 2.3 µg/m³ 2.3 22h 2
2026-07-30 35 1–54 8.5 µg/m³ 8.8 24h 2
2026-07-29 29 8–55 7.0 µg/m³ 7.6 24h 2
2026-07-28 7 1–20 1.7 µg/m³ 2.3 23h 2
2026-07-27 33 12–52 7.8 µg/m³ 8.6 24h 2
2026-07-26 35 15–59 8.5 µg/m³ 9.6 24h 2
2026-07-25 48 7–157 15.3 µg/m³ 17.4 24h 2
2026-07-24 60 52–89 16.4 µg/m³ 18.3 24h 2
2026-07-23 61 55–66 16.9 µg/m³ 18.2 24h 2
2026-07-22 60 50–74 16.5 µg/m³ 17.9 24h 2
2026-07-21 60 40–76 16.5 µg/m³ 18.6 24h 2
2026-07-20 61 28–77 17.5 µg/m³ 18.6 24h 1
2026-07-19 56 36–78 14.9 µg/m³ 16.6 17h 2
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