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Air Quality History for Tsuen Wan, Hong Kong

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

61
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

451h

PM2.5 Station

451h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-29 56 30–76 15.2 µg/m³ 15.9 20h 2
2026-05-28 55 44–60 14.0 µg/m³ 14.7 24h 2
2026-05-27 51 45–57 12.5 µg/m³ 13.3 24h 2
2026-05-26 52 43–62 12.8 µg/m³ 13.4 24h 1
2026-05-25 56 45–70 14.8 µg/m³ 15.8 24h 2
2026-05-24 71 62–152 21.7 µg/m³ 23.2 24h 2
2026-05-23 75 65–83 23.6 µg/m³ 25.0 24h 2
2026-05-22 84 64–103 27.5 µg/m³ 29.6 23h 1
2026-05-21 82 73–96 27.1 µg/m³ 29.2 24h 2
2026-05-20 52 10–76 14.3 µg/m³ 15.3 24h 2
2026-05-19 42 11–75 11.3 µg/m³ 12.3 24h 2
2026-05-18 43 16–59 10.7 µg/m³ 12.4 24h 2
2026-05-17 36 26–49 8.6 µg/m³ 9.7 24h 1
2026-05-16 34 15–63 8.4 µg/m³ 9.6 24h 2
2026-05-15 19 3–56 4.7 µg/m³ 5.4 24h 2
2026-05-14 24 5–49 5.7 µg/m³ 6.2 24h 1
2026-05-13 32 25–44 7.6 µg/m³ 8.2 24h 2
2026-05-12 59 28–73 16.3 µg/m³ 17.4 24h 2
2026-05-11 95 81–137 32.6 µg/m³ 35.4 16h 1
2026-05-10 74 59–82 23.0 µg/m³ 26.3 4h 1
2026-05-09 64 60–70 18.4 µg/m³ 20.0 4h 1
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