Air Quality in Tin Wan, Hong Kong

Drizzle
28.6°C · 82.1% humidity
28.6°
Feels 35.2°
90
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
16 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
71 3am
71
72
6am
9am
12pm
3pm
6pm
9pm
12am
Station readings
71
71
72
CAMS model adj -15
AD 728×90

Air Quality Index Trend

47h · 2 stn

Current PM2.5 concentration in Tin Wan is 2.0× the WHO 24-hour guideline of 15 µg/m³.

82.1%
Humidity
21.0 km/h
Wind N
998.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
90
30.49 µg/m³
PM10
38
41.2 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.530.49 µg/m³ ×2.0 WHO
Moderate
PM1041.2 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
30.49
Median
15.97
Average
7.0
Low
38.3
High
PM2.5 µg/m³ · Model: 19.2 · Bias: -11.3
07-21
28.9° 28.5°
4.81 mm
07-22
30.3° 27.7°
16.06 mm
07-23
30.6° 27.4°
19.06 mm
07-24
28.8° 27.8°
2.75 mm
07-25
29.1° 27.7°
1.44 mm
07-26
29.9° 25.9°
26.44 mm
07-27
29.1° 24.4°
7.25 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.