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Air Quality History for Sun Tin Wai, Hong Kong

Historical PM2.5 and AQI trend from monitoring stations near Sun Tin Wai, Hong Kong.

38
Current AQI
Good Station

Air Quality Index Station

466h

PM2.5 Station

466h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 140 130–151 51.5 µg/m³ 59.3 7h 2
2026-08-07 53 28–106 14.6 µg/m³ 15.6 24h 2
2026-08-06 43 27–61 10.6 µg/m³ 11.2 24h 2
2026-08-05 59 36–69 16.1 µg/m³ 16.7 24h 2
2026-08-04 18 6–42 4.4 µg/m³ 4.8 24h 2
2026-08-03 15 1–45 3.6 µg/m³ 3.9 23h 2
2026-08-02 4 1–9 0.8 µg/m³ 1.2 23h 2
2026-08-01 5 1–11 1.2 µg/m³ 1.7 16h 1
2026-07-31 10 2–53 2.4 µg/m³ 2.4 22h 3
2026-07-30 35 1–54 8.3 µg/m³ 8.6 24h 2
2026-07-29 29 8–55 7.0 µg/m³ 7.6 24h 2
2026-07-28 7 1–21 1.7 µg/m³ 2.3 23h 2
2026-07-27 33 13–50 7.9 µg/m³ 8.7 24h 2
2026-07-26 37 19–60 9.0 µg/m³ 10.1 24h 2
2026-07-25 51 7–155 15.9 µg/m³ 18.1 24h 2
2026-07-24 61 53–89 16.7 µg/m³ 18.4 24h 2
2026-07-23 61 56–66 17.0 µg/m³ 18.4 24h 2
2026-07-22 61 52–74 16.8 µg/m³ 18.1 24h 2
2026-07-21 60 40–76 16.8 µg/m³ 18.7 24h 2
2026-07-20 61 28–77 17.6 µg/m³ 18.7 24h 1
2026-07-19 57 38–78 15.2 µg/m³ 16.9 16h 2
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