Air Quality in Ma On Shan, Hong Kong

Cloudy
26.8°C · 89.9% humidity
26.8°
Feels 26.8°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
23 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
134 9am
139
53
46 12pm
48
49
50 3pm
51
52
64 6pm
64
82
82 9pm
83
82
82 12am
82
82
82 3am
65
65
65 6am
65
65
Station readings
134
139
CAMS model adj -1
83
66
54
54
54
54
54
54
54
66
66
83
83
84
83
83
83
83
83
66
66
66
66
66
AD 728×90

Air Quality Index Trend

46h · 2 stn
89.9%
Humidity
36.8 km/h
Wind WSW
1002.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
46
11.14 µg/m³
PM10
63
79.9 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations
PM2.511.14 µg/m³ ✓ WHO
Good
PM1079.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
11.14
Median
12.77
Average
5.3
Low
32.1
High
PM2.5 µg/m³ · Model: 40.4 · Bias: +29.3
08-03
33.9° 26.8°
3.13 mm
08-04
33.1° 25.4°
3.31 mm
08-05
34.6° 26.0°
11.38 mm
08-06
30.1° 24.5°
19.25 mm
08-07
31.3° 23.9°
14.37 mm
08-08
29.7° 25.9°
6.5 mm
08-09
35.1° 23.9°
6.81 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 2026-08-08T04:00 UTC.