Hong Kong Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Hong Kong

Hong Kong, Asia

2025-03-31 23:00

AQI (US)

Good

O3

μg/m³

31.7

PM2.5

μg/m³

2

NO2

μg/m³

17.3

PM10

μg/m³

5.6

CO

μg/m³

219.4

SO2

μg/m³

3.6

Weather

14℃

82%

18 kph

1 of 11

Historical Data

Places included

Central And Western District

Eastern District

Southern District

Wan Chai District

Data Sources

http://www.aqhi.gov.hk

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Android

8.0

9.6

8.8

8.0

7.6

5.9

6.8

9.5

9.2

9.8

5.3

6.6

8.8

7.4

7.2

7.2

10.7

2.4

9.8

8.1

10.2

7.4

6.8

8.5

7.9

8.3

7.7

7.7

7.7

7.9

9.0

8.0

3.0

8.6

6.4

9.9

8.8

10.6

7.8

9.0

10.9

8.3

9.6

6.7

5.8

7.7

10.2

5.5

7.9

3.3

4.7

8.3

2.5

6.9

8.4

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