Air Quality in Heng Fa Chuen, Hong Kong

Rain
31.8°C · 68.9% humidity
31.8°
Feels 38.5°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
21 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
58 9am
57
54
59 12pm
62
65
67 3pm
68
69
57 6pm
58
70
70 9pm
71
71
71 12am
71
71
71 3am
71
59
71 6am
71
59
Station readings
58
57
54
CAMS model adj +5
54
54
66
66
66
66
66
66
66
54
54
66
66
66
66
66
66
66
66
66
54
66
66
54
AD 728×90

Air Quality Index Trend

47h · 2 stn

Current PM2.5 concentration in Heng Fa Chuen is 1.1× the WHO 24-hour guideline of 15 µg/m³.

68.9%
Humidity
23.2 km/h
Wind SE
997.6 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
59
16.05 µg/m³
PM10
38
41.2 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.516.05 µg/m³ ×1.1 WHO
Moderate
PM1041.2 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
16.05
Median
17.04
Average
13.1
Low
32.5
High
PM2.5 µg/m³ · Model: 19.2 · Bias: +3.2
07-22
31.8° 26.4°
22.56 mm
07-23
34.2° 25.4°
16.37 mm
07-24
29.3° 26.5°
0.94 mm
07-25
33.2° 26.1°
0.25 mm
07-26
32.6° 25.7°
9.06 mm
07-27
30.2° 23.1°
16.88 mm
07-28
28.7° 26.3°
5.19 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 2026-07-22T04:03 UTC.