Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Liège
Air quality index (AQI) and PM2.5 air pollution in Liège
14K people follow this city
Liège Air Quality Map
Real-time Liège air pollution map
AIR QUALITY DATA CONTRIBUTORS
4 Contributors
See all
Weather
What is the current weather in Liège?
| Weather | Broken clouds |
| Temperature | 53.6°F |
| Humidity | 93% |
| Wind | 3.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Belgium city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Beveren, Flanders | 94 |
| 2 | Deurne, Flanders | 91 |
| 3 | Zwijndrecht, Flanders | 90 |
| 4 | Antwerpen, Flanders | 89 |
| 5 | Gent, Flanders | 87 |
| 6 | Roeselare, Flanders | 84 |
| 7 | Brussels, Brussels Capital | 80 |
| 8 | Saint-Nicolas, Wallonia | 60 |
| 9 | Liège, Wallonia | 40 |
| 10 | Charleroi, Wallonia | 38 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Liège aqi ranking
Real-time Liège air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Institut Scientifique de Service Public (ISSeP) | 52 |
| 2 | Rue Auguste Ponson | 49 |
| 3 | Angleur | 38 |
(local time)
SEE WORLD AQI RANKING
US AQI
40
live AQI index
Good
Overview
What is the current air quality in Liège?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.4µg/m³ | |
| PM10 | 14.5µg/m³ | |
| O3 | 33µg/m³ | |
| NO2 | 16µg/m³ | |
| SO2 | 0µg/m³ | |
| CO | 200µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Liège is currently 1.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Liège?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Liège air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 16 | Good 16 AQI US |  | 62.6° 55.4° |  11.2 mp/h |
| Friday, May 17 | Moderate 56 AQI US  | | 59° 50° | 11.2 mp/h |
| Saturday, May 18 | Moderate 58 AQI US | | 66.2° 53.6° | 6.7 mp/h |
| Today | Good 40 AQI US | 100% | 68° 51.8° | 6.7 mp/h |
| Monday, May 20 | Moderate 63 AQI US | 80% | 68° 50° | 4.5 mp/h |
| Tuesday, May 21 | Moderate 67 AQI US | 100% | 69.8° 53.6° | 8.9 mp/h |
| Wednesday, May 22 | Moderate 58 AQI US | 100% | 60.8° 53.6° | 13.4 mp/h |
| Thursday, May 23 | Good 46 AQI US | 80% | 66.2° 48.2° | 6.7 mp/h |
| Friday, May 24 | Good 42 AQI US | 100% | 55.4° 51.8° | 6.7 mp/h |
| Saturday, May 25 | Moderate 66 AQI US | 30% | 64.4° 50° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Liège air quality data attribution
4Contributors
- Wallon Air and Climate Agency (AWAC)
2 stations
3 Government Contributors
- Paul
1 station
Individual Contributor
5 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Liège?
AQI US, Metric