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Air Quality History for San Tin, Hong Kong

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

65
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 114 103–123 40.8 µg/m³ 48.1 3h 2
2026-10-20 58 25–94 16.8 µg/m³ 17.7 24h 2
2026-10-19 75 59–91 23.6 µg/m³ 24.5 24h 2
2026-10-18 43 10–73 11.1 µg/m³ 11.8 24h 2
2026-10-17 51 29–75 13.5 µg/m³ 14.3 24h 2
2026-10-16 86 67–98 28.5 µg/m³ 30.9 23h 2
2026-10-15 100 88–120 35.0 µg/m³ 39.6 24h 2
2026-10-14 115 94–155 41.4 µg/m³ 47.8 24h 2
2026-10-13 151 120–166 65.0 µg/m³ 71.5 24h 2
2026-10-12 106 99–120 37.6 µg/m³ 43.3 24h 2
2026-10-11 95 84–104 32.7 µg/m³ 36.7 24h 2
2026-10-10 93 85–106 32.1 µg/m³ 35.9 24h 2
2026-10-09 81 60–96 26.2 µg/m³ 28.4 24h 2
2026-10-08 78 39–102 25.4 µg/m³ 28.7 24h 2
2026-10-07 89 75–105 30.3 µg/m³ 33.4 21h 2
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