What is the air quality in Choi Wan today?

The current Air Quality Index (AQI) in Choi Wan is 53 (Moderate). PM2.5 concentration is 12.94 µg/m³.

What is the temperature in Choi Wan right now?

The current temperature in Choi Wan is 28.1°C (feels like 34.8°C). Humidity is 85.0% and wind speed is 13.5 km/h.

Air Quality in Choi Wan, Hong Kong

Rain

28.1°C · 85.0% humidity

28.1°

Feels 34.8°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

13 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

65 4am

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Station readings

CAMS model adj +11

Air Quality Index Trend

47h · 2 stn

View full history →

85.0%

Humidity

13.5 km/h

Wind NNE

999.1 hPa

Pressure

1.4

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

12.94 µg/m³

PM10

48.05 µg/m³

050100150200300500

What is the weather forecast for Choi Wan?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations

PM2.512.94 µg/m³ ✓ WHO

Moderate

PM1048.05 µg/m³

Good

UV INDEX1.4

Low

Station readings (13 stations within 25 km)

12.94

Median

14.18

Average

8.4

Low

25.79

High

PM2.5 µg/m³ · Model: 16.35 · Bias: +3.4

What is the 7-day forecast for Choi Wan?

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

Both models agree Avg diff: 1.4°C

Where are air quality stations near Choi Wan?

Kwun Tong, HongKong (觀塘)

2.5 km PM2.5: 5.5 µg/m³

Kwun Tong, HongKong (觀塘)

2.5 km PM2.5: 3.6 µg/m³

Mong Kok, HongKong (旺角)

4.8 km PM2.5: 15.9 µg/m³

126

Mong Kok, HongKong (旺角)

4.8 km PM2.5: 45.7 µg/m³

Mong Kok, HongKong (旺角)

4.8 km PM2.5: 15.0 µg/m³

Tseung Kwan O, HongKong (將軍澳)

4.9 km PM2.5: 26.8 µg/m³

Tseung Kwan O, HongKong (將軍澳)

4.9 km PM2.5: 16.9 µg/m³

North Point, Hong Kong (北角)

5.1 km 31.1°C 100.0% RH PM2.5: 17.9 µg/m³ PM10: 20.2 µg/m³

Sha Tin, HongKong (沙田)

5.6 km PM2.5: 12.1 µg/m³

Sha Tin, HongKong (沙田)

5.6 km PM2.5: 8.2 µg/m³

What cities are near Choi Wan?

53 Choi Wan Estate (I & II) 53 Choi Hung Estate 54 Tak Long Estate 54 San Po Kong 54 Kai Tak 53 Lower Wong Tai Sin Estate (I & II) 54 Tung Tau Estate 54 Kowloon City 53 Tsz Ching Estate 53 Chuk Yuen

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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 2026-07-21T23:45 UTC.