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Air Quality History for Lee On, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Lee On, Hong Kong.

25
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 36 34–39 8.7 µg/m³ 9.1 3h 2
2026-06-08 25 10–54 6.1 µg/m³ 7.2 24h 2
2026-06-07 19 11–35 4.5 µg/m³ 5.2 24h 2
2026-06-06 17 4–56 4.2 µg/m³ 4.6 24h 2
2026-06-05 51 18–75 13.9 µg/m³ 14.7 24h 1
2026-06-04 49 36–56 12.0 µg/m³ 12.3 24h 1
2026-06-03 54 35–69 13.7 µg/m³ 14.1 24h 1
2026-06-02 69 59–79 20.4 µg/m³ 21.2 24h 1
2026-06-01 71 65–81 21.6 µg/m³ 22.6 22h 1
2026-05-31 70 56–96 21.2 µg/m³ 23.0 24h 2
2026-05-30 74 63–85 23.3 µg/m³ 25.7 24h 2
2026-05-29 56 30–77 15.2 µg/m³ 15.9 24h 2
2026-05-28 54 43–60 13.8 µg/m³ 14.6 24h 2
2026-05-27 50 44–59 12.3 µg/m³ 13.1 24h 2
2026-05-26 51 43–62 12.7 µg/m³ 13.4 24h 1
2026-05-25 55 43–69 14.3 µg/m³ 15.4 24h 2
2026-05-24 70 61–155 21.1 µg/m³ 22.8 24h 2
2026-05-23 73 64–82 22.8 µg/m³ 24.1 24h 2
2026-05-22 83 64–103 27.0 µg/m³ 29.0 23h 1
2026-05-21 81 70–96 26.4 µg/m³ 28.4 24h 2
2026-05-20 54 9–78 14.8 µg/m³ 15.9 21h 2
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