Air Quality in Lower Wong Tai Sin Estate (I & II), Hong Kong

Rain
28.1°C · 85.0% humidity
28.1°
Feels 34.8°
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
14 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
65 4am
63
65
53 7am
57
60
62 10am
64
65
66 1pm
67
67
67 4pm
67
68
68 7pm
85
85
85 10pm
85
85
85 1am
85
68
Station readings
65
63
65
63
CAMS model adj +2
54
54
66
66
66
66
66
66
66
66
66
66
66
66
66
66
83
83
83
83
83
83
83
66
AD 728×90

Air Quality Index Trend

48h · 2 stn
85.0%
Humidity
13.5 km/h
Wind NNE
999.1 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
53
13.21 µg/m³
PM10
44
48.05 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.513.21 µg/m³ ✓ WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
13.21
Median
15.19
Average
8.4
Low
28.3
High
PM2.5 µg/m³ · Model: 19.2 · Bias: +6.0
07-21
28.3° 26.6°
10.38 mm
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
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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 2026-07-21T23:56 UTC.