Air Quality in Butterfly, Hong Kong

Rain
28.3°C · 83.5% humidity
28.3°
Feels 34.9°
49
Good
Air quality is satisfactory. Enjoy outdoor activities.
27 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
73 7am
70
64
49 10am
55
59
62 1pm
64
66
67 4pm
68
69
69 7pm
86
86
87 10pm
87
87
87 1am
87
70
70 4am
70
70
Station readings
73
71
64
59
CAMS model adj +4
66
66
66
66
66
66
66
66
66
66
66
66
66
83
83
83
83
83
83
83
66
66
66
66
AD 728×90

Air Quality Index Trend

48h · 2 stn
83.5%
Humidity
18.4 km/h
Wind NNE
998.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
49
11.85 µg/m³
PM10
38
41.2 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.511.85 µg/m³ ✓ WHO
Good
PM1041.2 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
11.85
Median
14.8
Average
8.4
Low
24.0
High
PM2.5 µg/m³ · Model: 19.2 · Bias: +7.3
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
07-28
29.3° 27.7°
2.81 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 2026-07-22T02:58 UTC.