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Air Quality History for Keng Hau, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Keng Hau, Hong Kong.

62
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 30–77 15.0 µg/m³ 15.8 23h 2
2026-05-28 54 42–60 13.7 µg/m³ 14.6 24h 2
2026-05-27 50 43–60 12.1 µg/m³ 13.1 24h 2
2026-05-26 51 43–62 12.7 µg/m³ 13.3 24h 1
2026-05-25 54 42–69 14.1 µg/m³ 15.2 24h 2
2026-05-24 69 60–156 20.8 µg/m³ 22.6 24h 2
2026-05-23 73 64–81 22.4 µg/m³ 23.7 24h 2
2026-05-22 82 64–103 26.8 µg/m³ 28.7 23h 1
2026-05-21 80 68–96 26.1 µg/m³ 28.0 24h 2
2026-05-20 50 8–79 13.5 µg/m³ 14.6 24h 2
2026-05-19 42 10–71 11.0 µg/m³ 12.1 24h 2
2026-05-18 44 16–60 10.9 µg/m³ 12.7 24h 2
2026-05-17 36 26–49 8.6 µg/m³ 9.7 24h 1
2026-05-16 34 15–58 8.2 µg/m³ 9.5 24h 2
2026-05-15 19 2–56 4.6 µg/m³ 5.5 24h 2
2026-05-14 24 5–49 5.7 µg/m³ 6.2 24h 1
2026-05-13 31 23–43 7.4 µg/m³ 8.0 24h 2
2026-05-12 60 26–76 16.8 µg/m³ 18.2 24h 2
2026-05-11 94 79–137 32.5 µg/m³ 35.4 16h 1
2026-05-10 74 59–82 23.0 µg/m³ 26.3 4h 1
2026-05-09 60 60–60 16.3 µg/m³ 17.8 1h 1
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