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Air Quality History for Wong Tai Sin, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Wong Tai Sin, Hong Kong.

56
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

475h

PM2.5 Station

475h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-09-05 64 55–84 18.5 µg/m³ 19.4 17h 2
2026-09-04 51 13–98 14.3 µg/m³ 15.0 24h 2
2026-09-03 29 8–54 6.9 µg/m³ 7.5 24h 2
2026-09-02 31 7–57 7.6 µg/m³ 8.2 24h 2
2026-09-01 27 6–46 6.4 µg/m³ 7.0 23h 2
2026-08-31 33 9–63 8.3 µg/m³ 9.0 24h 2
2026-08-30 48 27–95 12.7 µg/m³ 13.7 24h 2
2026-08-29 69 47–88 20.8 µg/m³ 21.9 24h 3
2026-08-28 52 30–63 13.3 µg/m³ 14.2 24h 2
2026-08-27 55 47–76 14.3 µg/m³ 16.1 24h 2
2026-08-26 22 8–38 5.3 µg/m³ 6.1 24h 2
2026-08-25 30 16–57 7.3 µg/m³ 8.7 24h 2
2026-08-24 25 16–55 6.1 µg/m³ 7.2 24h 2
2026-08-23 23 14–37 5.6 µg/m³ 6.5 24h 2
2026-08-22 18 5–28 4.2 µg/m³ 4.9 24h 2
2026-08-21 12 4–58 2.8 µg/m³ 3.6 24h 2
2026-08-20 4 1–7 0.9 µg/m³ 1.4 21h 2
2026-08-19 17 4–41 4.0 µg/m³ 4.8 24h 2
2026-08-18 26 11–56 6.4 µg/m³ 7.4 24h 2
2026-08-17 73 5–96 23.2 µg/m³ 25.1 24h 2
2026-08-16 45 29–56 11.1 µg/m³ 11.7 6h 2
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