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Air Quality History for Yuen Long Kau Hui, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Yuen Long Kau Hui, Hong Kong.

63
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
2026-10-21 100 89–107 35.0 µg/m³ 40.0 4h 3
2026-10-20 57 29–86 16.1 µg/m³ 16.9 24h 3
2026-10-19 71 53–88 21.6 µg/m³ 22.6 24h 3
2026-10-18 48 21–65 12.1 µg/m³ 12.9 24h 3
2026-10-17 56 44–73 14.9 µg/m³ 15.8 24h 3
2026-10-16 85 65–96 28.3 µg/m³ 30.7 24h 3
2026-10-15 99 86–120 34.8 µg/m³ 39.4 24h 3
2026-10-14 115 94–152 41.2 µg/m³ 47.8 24h 3
2026-10-13 143 111–158 56.4 µg/m³ 63.3 24h 3
2026-10-12 101 94–113 35.6 µg/m³ 40.3 24h 3
2026-10-11 90 81–99 30.6 µg/m³ 33.7 24h 3
2026-10-10 88 81–97 29.5 µg/m³ 32.3 24h 3
2026-10-09 71 59–86 21.8 µg/m³ 23.4 24h 3
2026-10-08 71 37–97 22.1 µg/m³ 24.5 24h 3
2026-10-07 84 65–97 27.8 µg/m³ 30.1 24h 3
2026-10-06 70 48–83 21.0 µg/m³ 22.2 24h 3
2026-10-05 37 13–56 8.9 µg/m³ 9.2 24h 3
2026-10-04 37 16–55 8.9 µg/m³ 9.4 24h 2
2026-10-03 31 3–57 7.7 µg/m³ 8.2 24h 2
2026-10-02 40 15–56 9.5 µg/m³ 10.0 24h 2
2026-10-01 34 22–57 8.2 µg/m³ 8.6 19h 2
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