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Air Quality History for Hoi Lai Estate, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Hoi Lai Estate, Hong Kong.

75
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 88 74–96 29.8 µg/m³ 33.2 4h 2
2026-10-20 54 32–69 14.5 µg/m³ 15.6 24h 2
2026-10-19 63 31–84 18.9 µg/m³ 20.0 24h 2
2026-10-18 47 29–67 11.9 µg/m³ 12.9 24h 2
2026-10-17 58 40–75 15.7 µg/m³ 17.0 24h 2
2026-10-16 84 60–99 27.6 µg/m³ 30.7 24h 2
2026-10-15 99 81–123 34.3 µg/m³ 38.8 24h 2
2026-10-14 115 93–143 41.2 µg/m³ 47.5 24h 2
2026-10-13 137 102–155 51.5 µg/m³ 58.5 24h 2
2026-10-12 95 87–110 32.9 µg/m³ 36.3 24h 2
2026-10-11 83 72–95 27.2 µg/m³ 29.3 24h 2
2026-10-10 79 71–92 25.2 µg/m³ 27.3 24h 2
2026-10-09 59 54–67 15.8 µg/m³ 16.9 24h 2
2026-10-08 60 29–97 17.5 µg/m³ 19.2 24h 2
2026-10-07 78 60–85 25.0 µg/m³ 27.2 24h 2
2026-10-06 60 33–72 17.0 µg/m³ 18.0 24h 2
2026-10-05 35 11–63 8.6 µg/m³ 9.0 24h 2
2026-10-04 34 15–46 8.3 µg/m³ 9.0 24h 2
2026-10-03 29 3–47 7.0 µg/m³ 7.8 24h 1
2026-10-02 39 3–57 9.6 µg/m³ 10.3 24h 1
2026-10-01 30 23–44 7.1 µg/m³ 7.7 19h 1
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