Air Quality in Cheung Chau, Hong Kong

Windy
26.7°C · 85.3% humidity
26.7°
Feels 26.7°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
21 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
51 9pm
52
54
59 12am
66
71
13 3am
0
0
18 6am
19
19
3 9am
3
3
4 12pm
4
4
4 3pm
4
0
4 6pm
4
4
Station readings
51
52
54
61
CAMS model adj -62
84
146
146
146
146
146
84
66
66
83
83
83
66
66
66
66
66
66
66
66
54
66
66
66
AD 728×90

Air Quality Index Trend

48h · 2 stn

Current PM2.5 concentration in Cheung Chau is 3.1× the WHO annual guideline of 5 µg/m³.

85.3%
Humidity
45.8 km/h
Wind ESE
1007.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
59
15.71 µg/m³
PM10▲
63
79.9 µg/m³
050100150200300500

What is the weather forecast for Cheung Chau?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.515.71 µg/m³ ✓ WHO
Moderate
PM1079.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (21 stations within 25 km)
15.71
Median
16.22
Average
9.6
Low
36.7
High
PM2.5 µg/m³ · Model: 36.45 · Bias: +20.7

What is the 7-day forecast for Cheung Chau?

05-29
26.9° 26.1°
72.94 mm
05-30
28.1° 26.6°
0.19 mm
05-31
27.5° 26.3°
5.31 mm
06-01
27.1° 25.2°
0.06 mm
06-02
26.7° 25.5°
06-03
28.3° 26.4°
10.88 mm
06-04
27.7° 26.8°
1.5 mm
Both models agree Avg diff: 1.6°C

Where are air quality stations near Cheung Chau?

64
Yung Shue Wan
8.8 km PM2.5: 18.2 µg/m³ PM10: 18.4 µg/m³
85
Tung Chung, HongKong (東涌)
12.3 km PM2.5: 28.3 µg/m³
72
Tung Chung, HongKong (東涌)
12.3 km PM2.5: 22.1 µg/m³
70
Tung Chung, HongKong (東涌)
12.3 km PM2.5: 21.1 µg/m³
78
Tung Chung, HongKong (東涌)
12.3 km PM2.5: 24.9 µg/m³
63
Southern, HongKong (南區)
14.2 km PM2.5: 17.8 µg/m³
97
Central/Western, HongKong (中西區)
14.5 km PM2.5: 34.0 µg/m³
44
Central/Western, HongKong (中西區)
14.5 km PM2.5: 10.6 µg/m³
70
Central/Western, HongKong (中西區)
14.5 km PM2.5: 21.1 µg/m³
57
Causeway Bay, HongKong (銅鑼灣)
17.9 km PM2.5: 15.0 µg/m³

What cities are near Cheung Chau?

60 Discovery Bay 60 San Tung Chung Hang 55 Mount Davis 56 Wah Fu 54 Pok Fu Lam 60 Tung Chung 55 South Horizons (Estate) 55 South Horizons 55 Tin Wan 54 Aberdeen
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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 2026-05-29T16:43 UTC.