Air Quality in Siu Sai Wan Estate, Hong Kong

Drizzle
26.1°C · 81.9% humidity
26.1°
Feels 26.1°
67
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
13 stations

Nearby Monitoring Stations

AQI Forecast
64 7am
74
90
— 10am
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Station readings
64
74
90

Air Quality Index Trend

47h · 2 stn

Current PM2.5 concentration in Siu Sai Wan Estate is 1.3× the WHO 24-hour guideline of 15 µg/m³.

81.9%
Humidity
93.7 km/h
Wind E
1014.7 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
67
19.62 µg/m³
PM10▲
101
154.9 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.519.62 µg/m³ ×1.3 WHO
Moderate
PM10154.9 µg/m³
Unhealthy for sensitive groups
UV INDEX0.0
Low
19.62
Median
19.3
Average
9.8
Low
61.3
High
PM2.5 µg/m³ · Model: 53.7 · Bias: +34.1
10-21
27.5° 25.9°
0.31 mm
10-22
26.9° 26.1°
10-23
26.2° 24.6°
0.5 mm
10-24
25.9° 24.0°
0.31 mm
10-25
27.3° 23.8°
0.38 mm
10-26
24.7° 23.6°
0.25 mm
10-27
24.8° 23.1°
0.06 mm
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T02:30 UTC.