What is the air quality in Discovery Bay today?

The current Air Quality Index (AQI) in Discovery Bay is 69 (Moderate). PM2.5 concentration is 20.66 µg/m³.

What is the temperature in Discovery Bay right now?

The current temperature in Discovery Bay is 30.3°C (feels like 34.1°C). Humidity is 55.7% and wind speed is 36.4 km/h.

Air Quality in Discovery Bay, Hong Kong

Partly Cloudy

30.3°C · 55.7% humidity

30.3°

Feels 34.1°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

33 stations

Nearby Monitoring Stations

AQI Forecast

88 9am

69 12pm

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Station readings

Air Quality Index Trend

48h · 2 stn

View full history →

Current PM2.5 concentration in Discovery Bay is 1.4× the WHO 24-hour guideline of 15 µg/m³.

55.7%

Humidity

36.4 km/h

Wind S

1013.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

20.66 µg/m³

PM10▲

101

154.9 µg/m³

050100150200300500

What is the weather forecast for Discovery Bay?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations

PM2.520.66 µg/m³ ×1.4 WHO

Moderate

PM10154.9 µg/m³

Unhealthy for sensitive groups

UV INDEX0.0

Low

Station readings (33 stations within 25 km)

20.66

Median

22.18

Average

4.3

Low

36.7

High

PM2.5 µg/m³ · Model: 53.7 · Bias: +33.0

What is the 7-day forecast for Discovery Bay?

10-21

30.3° 25.3°

10-22

29.4° 25.6°

10-23

27.7° 24.2°

1.0 mm

10-24

27.2° 23.5°

0.38 mm

10-25

29.2° 23.5°

10-26

27.8° 23.1°

10-27

27.7° 21.8°

Both models agree Avg diff: 1.6°C

Where are air quality stations near Discovery Bay?

Tung Chung, HongKong (東涌)

7.6 km PM2.5: 12.1 µg/m³

Tung Chung, HongKong (東涌)

7.6 km PM2.5: 13.5 µg/m³

Tung Chung, HongKong (東涌)

7.6 km PM2.5: 17.8 µg/m³

Tuen Mun, HongKong (屯門)

10.9 km PM2.5: 25.4 µg/m³

Tuen Mun, HongKong (屯門)

10.9 km PM2.5: 4.3 µg/m³

Yung Shue Wan

12.8 km PM2.5: 24.8 µg/m³ PM10: 26.3 µg/m³

Tsuen Wan, HongKong (荃灣)

12.8 km PM2.5: 21.1 µg/m³

159

Tsuen Wan, HongKong (荃灣)

12.8 km PM2.5: 71.0 µg/m³

Kwai Chung, HongKong (葵涌)

13.2 km PM2.5: 15.4 µg/m³

Kwai Chung, HongKong (葵涌)

13.2 km PM2.5: 12.1 µg/m³

What cities are near Discovery Bay?

57 Tung Chung 58 San Tung Chung Hang 74 Sham Tseng 69 Sam Shing 71 Cheung Chau 74 Ting Kau 70 Butterfly 73 Tsing Yi Town 76 Mount Davis 69 Tuen Mun

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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 2026-10-21T04:49 UTC.