Air Quality in City One, Hong Kong

Overcast
24.6°C · 92.8% humidity
24.6°
Feels 24.6°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
38 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
58 11pm
47
30
54 2am
50
49
49 5am
32
32
32 8am
20
20
20 11am
20
0
0 2pm
0
0
0 5pm
0
20
20 8pm
20
20
Station readings
58
47
30
41
CAMS model adj -34
84
84
84
84
84
83
83
66
66
66
54
54
54
54
34
27
27
27
27
34
54
54
54
54
AD 728×90

Air Quality Index Trend

48h · 2 stn
92.8%
Humidity
13.2 km/h
Wind ESE
1007.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
54
13.61 µg/m³
PM10
76
104.9 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.513.61 µg/m³ ✓ WHO
Moderate
PM10104.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
13.61
Median
11.99
Average
6.2
Low
20.7
High
PM2.5 µg/m³ · Model: 40.85 · Bias: +27.2
05-29
26.5° 24.4°
118.69 mm
05-30
32.4° 25.0°
0.31 mm
05-31
29.0° 24.2°
2.31 mm
06-01
28.1° 24.2°
06-02
28.4° 24.2°
06-03
30.6° 24.9°
2.75 mm
06-04
28.5° 25.4°
0.44 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 2026-05-29T18:28 UTC.