Air Quality in San Tin, Hong Kong

Heavy Rain
26.2°C · 89.5% humidity
26.2°
Feels 26.2°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
45 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
19 3am
19
19
41 6am
35
42
27 9am
25
23
34 12pm
33
33
32 3pm
32
32
31 6pm
48
49
49 9pm
111
111
111 12am
111
111
Station readings
25
CAMS model adj -35
54
54
54
54
54
66
54
54
54
66
66
66
66
66
66
66
83
84
84
146
146
146
146
146
AD 728×90

Air Quality Index Trend

40h · 1 stn

Current PM2.5 concentration in San Tin is 2.0× the WHO annual guideline of 5 µg/m³.

89.5%
Humidity
35.1 km/h
Wind WNW
1004.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
41
9.9 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

40h · 1 station
PM2.59.9 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
9.9
Median
9.28
Average
3.8
Low
24.0
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +6.4
05-28
26.4° 25.2°
12.19 mm
05-29
26.2° 25.1°
97.56 mm
05-30
30.3° 26.6°
0.31 mm
05-31
29.7° 25.0°
1.06 mm
06-01
29.8° 25.3°
06-02
29.7° 25.6°
06-03
32.3° 26.2°
1.44 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 2026-05-28T22:56 UTC.