Air Quality in Tuen Mun, Hong Kong

Rain
28.3°C · 83.5% humidity
28.3°
Feels 34.9°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
23 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
70 3am
70
70
57 6am
61
64
66 9am
67
12pm
3pm
6pm
9pm
12am
Station readings
70
70
70
CAMS model adj +5
66
54
54
66
66
66
66
66
AD 728×90

Air Quality Index Trend

47h · 2 stn
83.5%
Humidity
18.4 km/h
Wind NNE
998.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
57
14.95 µg/m³
PM10
38
41.2 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.514.95 µg/m³ ✓ WHO
Moderate
PM1041.2 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
14.95
Median
15.96
Average
8.6
Low
24.9
High
PM2.5 µg/m³ · Model: 19.2 · Bias: +4.2
07-21
30.0° 28.3°
10.0 mm
07-22
31.7° 27.2°
16.81 mm
07-23
32.8° 27.8°
6.06 mm
07-24
29.1° 27.8°
2.88 mm
07-25
30.2° 27.5°
0.69 mm
07-26
30.6° 25.8°
14.56 mm
07-27
30.2° 24.7°
8.5 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 2026-07-21T22:37 UTC.