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 Herstal
Air quality index (AQI) and PM2.5 air pollution in Herstal
13 people follow this city
Herstal Air Quality Map
Real-time Herstal air pollution map
AIR QUALITY DATA CONTRIBUTORS
3 Contributors
See all
Pollen
What is the pollen count in Herstal today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Herstal?
| Weather | Shower rain |
| Temperature | 57.2°F |
| Humidity | 89% |
| Wind | 6.9 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Belgium city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Gent, Flanders | 53 |
| 2 | Beveren, Flanders | 49 |
| 3 | Deurne, Flanders | 40 |
| 4 | Zwijndrecht, Flanders | 39 |
| 5 | Roeselare, Flanders | 38 |
| 6 | Antwerpen, Flanders | 34 |
| 7 | Saint-Nicolas, Wallonia | 29 |
| 8 | Liège, Wallonia | 25 |
| 9 | Brussels, Brussels Capital | 23 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Herstal aqi ranking
Real-time Herstal air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Herstal Station | 24 |
(local time)
SEE WORLD AQI RANKING
US AQI
24
live AQI index
Good
Overview
What is the current air quality in Herstal?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 24 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.6µg/m³ | |
| PM10 | 8µg/m³ | |
| O3 | 59µg/m³ | |
| NO2 | 4µg/m³ | |
✓
PM2.5 concentration in Herstal air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Herstal?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Herstal air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Good 18 AQI US | | 62.6° 55.4° |  15.7 mp/h |
| Thursday, May 30 | Good 31 AQI US | | 60.8° 50° | 8.9 mp/h |
| Friday, May 31 | Good 26 AQI US | | 60.8° 48.2° | 6.7 mp/h |
| Today | Good 24 AQI US | 80% | 62.6° 51.8° | 8.9 mp/h |
| Sunday, Jun 2 | Moderate 53 AQI US  |  | 66.2° 50° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 54 AQI US | 60% | 64.4° 44.6° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 63 AQI US | 100% | 62.6° 53.6° | 13.4 mp/h |
| Wednesday, Jun 5 | Good 47 AQI US | 80% | 62.6° 51.8° | 13.4 mp/h |
| Thursday, Jun 6 | Moderate 67 AQI US | | 62.6° 46.4° | 4.5 mp/h |
| Friday, Jun 7 | Moderate 69 AQI US | | 64.4° 44.6° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Herstal air quality data attribution
3Contributors
- Wallon Air and Climate Agency (AWAC)
1 station
3 Government Contributors
Where is the cleanest air quality in Herstal?
AQI US, Metric