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Air Quality History for Yuen Long, Hong Kong

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

49
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

471h

PM2.5 Station

471h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-29 56 30–77 15.3 µg/m³ 19.6 20h 2
2026-05-28 53 42–60 13.2 µg/m³ 15.3 24h 2
2026-05-27 48 40–56 11.5 µg/m³ 14.9 24h 3
2026-05-26 50 38–62 12.3 µg/m³ 13.4 24h 1
2026-05-25 54 40–68 14.1 µg/m³ 15.2 24h 3
2026-05-24 67 56–104 19.6 µg/m³ 22.7 24h 2
2026-05-23 74 61–85 23.0 µg/m³ 25.6 24h 2
2026-05-22 79 56–102 25.1 µg/m³ 29.0 23h 2
2026-05-21 78 60–94 24.8 µg/m³ 27.6 24h 2
2026-05-20 50 8–75 13.5 µg/m³ 14.8 24h 2
2026-05-19 41 15–73 10.7 µg/m³ 12.5 24h 2
2026-05-18 40 18–58 9.6 µg/m³ 11.0 24h 2
2026-05-17 33 19–49 7.8 µg/m³ 8.7 24h 1
2026-05-16 32 13–65 7.9 µg/m³ 8.8 24h 2
2026-05-15 18 2–48 4.4 µg/m³ 5.3 24h 2
2026-05-14 26 5–49 6.4 µg/m³ 7.7 24h 2
2026-05-13 31 22–45 7.4 µg/m³ 7.9 24h 3
2026-05-12 57 26–73 15.4 µg/m³ 19.9 24h 2
2026-05-11 91 74–115 30.8 µg/m³ 42.5 21h 1
2026-05-10 80 46–116 25.7 µg/m³ 44.4 19h 1
2026-05-09 66 62–73 19.1 µg/m³ 26.5 4h 2
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