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Air Quality History for Ha Tsuen, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Ha Tsuen, Hong Kong.

68
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 101 90–108 35.6 µg/m³ 40.7 4h 3
2026-10-20 57 28–87 16.2 µg/m³ 17.1 24h 3
2026-10-19 72 54–88 21.9 µg/m³ 22.8 24h 3
2026-10-18 48 20–65 12.1 µg/m³ 12.9 24h 3
2026-10-17 56 43–73 14.9 µg/m³ 15.7 24h 3
2026-10-16 85 66–96 28.3 µg/m³ 30.8 24h 3
2026-10-15 100 87–119 34.8 µg/m³ 39.4 24h 3
2026-10-14 115 94–153 41.2 µg/m³ 47.8 24h 3
2026-10-13 143 112–159 56.9 µg/m³ 63.8 24h 3
2026-10-12 102 95–114 35.8 µg/m³ 40.7 24h 3
2026-10-11 91 81–100 30.9 µg/m³ 34.1 24h 3
2026-10-10 89 82–98 29.9 µg/m³ 32.8 24h 3
2026-10-09 73 60–88 22.4 µg/m³ 24.0 24h 3
2026-10-08 72 37–97 22.6 µg/m³ 25.0 24h 3
2026-10-07 85 65–98 28.1 µg/m³ 30.4 24h 3
2026-10-06 70 49–85 21.4 µg/m³ 22.6 24h 3
2026-10-05 37 13–56 8.9 µg/m³ 9.2 24h 3
2026-10-04 37 16–55 9.0 µg/m³ 9.4 24h 2
2026-10-03 31 3–58 7.7 µg/m³ 8.3 24h 2
2026-10-02 40 16–58 9.5 µg/m³ 10.0 24h 2
2026-10-01 34 22–59 8.3 µg/m³ 8.7 19h 2
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