Air Quality in Cheung Chau, Hong Kong

Windy
29.2°C · 69.3% humidity
29.2°
Feels 34.4°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
13 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
49 9am
37
34
31 12pm
36
40
43 3pm
45
46
47 6pm
60
61
61 9pm
61
62
62 12am
50
50
50 3am
50
50
50 6am
62
62
Station readings
49
37
34
CAMS model adj -4
54
54
54
54
54
54
54
54
54
54
66
66
66
66
66
66
54
54
54
54
54
54
66
66
AD 728×90

Air Quality Index Trend

47h · 2 stn
69.3%
Humidity
105.9 km/h
Wind E
1000.4 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
31
7.47 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.57.47 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
7.47
Median
6.75
Average
3.6
Low
10.8
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +6.0
06-09
29.2° 26.8°
0.81 mm
06-10
27.7° 25.7°
0.5 mm
06-11
27.7° 26.3°
1.06 mm
06-12
27.8° 27.3°
9.44 mm
06-13
28.1° 27.3°
15.19 mm
06-14
28.1° 27.2°
11.38 mm
06-15
30.0° 28.3°
5.44 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 2026-06-09T04:00 UTC.