Get a monitor and contributor to air quality data in your city.
Sign in
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Hong Kong
Air quality index (AQI) and PM2.5 air pollution in Hong Kong
704.7K people follow this city
Hong Kong Air Quality Map
Real-time Hong Kong air pollution map
AIR QUALITY DATA CONTRIBUTORS
5 Contributors
See all
Weather
What is the current weather in Hong Kong?
| Weather | Broken clouds |
| Temperature | 84.2°F |
| Humidity | 82% |
| Wind | 11 mp/h |
| Pressure | 29.5 Hg |
Air pollution has cost an estimated4,000 deaths*in Hong Kong in 2024Find out more*Air pollution also cost approximately $1,900,000,000 USD in Hong Kong in 2024.
live aqi city ranking
Real-time Hong Kong SAR city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Hong Kong, Hong Kong SAR | 38 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Hong Kong aqi ranking
Real-time Hong Kong air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Causeway Bay | 58 |
| 2 | Southern | 56 |
| 3 | Central | 53 |
| 4 | Tuen Mun Public Library | 53 |
| 5 | Pak Lam Road | 50 |
| 6 | Tai Po Government Offices Building | 50 |
| 7 | Home Affairs Department Yuen Long Public Enquiry Service Center | 44 |
| 8 | Kwun Tong | 44 |
| 9 | Tseung Kwan O | 44 |
| 10 | Mong Kok | 39 |
(local time)
SEE WORLD AQI RANKING
US AQI
38
live AQI index
Good
Overview
What is the current air quality in Hong Kong?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 38 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7µg/m³ | |
| PM10 | 10.8µg/m³ | |
| O3 | 27µg/m³ | |
| NO2 | 30.6µg/m³ | |
| SO2 | 2.4µg/m³ | |
| CO | 408.4µg/m³ | |
!
PM2.5
x1.4
PM2.5 concentration in Hong Kong is currently 1.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Hong Kong?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Hong Kong air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, Jul 21 | Good 30 AQI US |  | 86° 82.4° |  13.4 mp/h |
| Monday, Jul 22 | Good 28 AQI US | | 86° 82.4° | 11.2 mp/h |
| Today | Good 38 AQI US | |||
| Wednesday, Jul 24 | Good 47 AQI US | 30% | 86° 82.4° | 11.2 mp/h |
| Thursday, Jul 25 | Moderate 67 AQI US  | | 86° 82.4° | 20.1 mp/h |
| Friday, Jul 26 | Moderate 67 AQI US | | 84.2° 82.4° | 24.6 mp/h |
| Saturday, Jul 27 | Moderate 67 AQI US | 80% | 82.4° 82.4° | 24.6 mp/h |
| Sunday, Jul 28 | Moderate 64 AQI US | 80% | 84.2° 82.4° | 15.7 mp/h |
| Monday, Jul 29 | Moderate 66 AQI US | 100% | 84.2° 80.6° | 8.9 mp/h |
| Tuesday, Jul 30 | Moderate 74 AQI US | 100% | 80.6° 78.8° | 8.9 mp/h |
Interested in hourly forecast? Get the app
How to best protect from air pollution?
Hong Kong air quality data attribution
5Contributors
Government Contributor
- Ben
1 station
- Christian Fischer
1 station
- Mystmob
1 station
- Axel
1 station
4 Individual Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Hong Kong?
- Peninsula Vill - Discovery Bay 17
- TKO MONTEREY 17
- Sha Tin Government Secondary School 22
- Central/Western 23
- Tung Chung Health Centre 23
- Eastern 28
- Sham Shui Po Police Station 28
- Kwai Chung Police Station 33
- Tan Cheung Road 33
- Tap Mun Police Post 33
- Mong Kok 39
- Tsuen Wan 39
- Home Affairs Department Yuen Long Public Enquiry Service Center 44
- Kwun Tong 44
- Tseung Kwan O 44
- Pak Lam Road 50
- Tai Po Government Offices Building 50
- Central 53
- Tuen Mun Public Library 53
- Southern 56
- Causeway Bay 58
AQI US, Metric