Worst air pollution Armentières, today and tomorrow

Today (21 July): Air quality in Armentières is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 AM (NO2: 36.5/100).
Tomorrow (22 July 2026): Air quality in Armentières is fair. All pollutants stay as today. Pollution peaks around 2:00 AM (NO2: 39.8/100). Airmine updates local air quality forecasts four times daily.

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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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Air quality in Armentières reflects former coalfield industry and motorway traffic as the main local source, alongside its setting near the Scarpe, though North Sea winds sweep across the open plains, which usually keeps pollution from accumulating for long. Winter can see particulate build-up during still, cold spells, while summer generally benefits from stronger regional winds, aside from occasional cross-border ozone episodes.

Today - 21 July | Pollution peaks at 06:00

AQI:

Fair

36.5/100

PM2.5 (fine particles):

Good

13.0/100

PM10 (coarse particles):

Good

4.8/100

NO2 (nitrogen dioxide):

Fair

36.5/100

O3 (ozone):

Fair

22.5/100

SO2 (sulfur dioxide):

Good

5.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.8/100

PM1 (ultrafine particles):

Good

8.0/100

Levels show the poorest local air quality during the day

Tomorrow - 22 July | Pollution peaks at 02:00

AQI:

Fair

39.8/100

PM2.5 (fine particles):

Good

13.9/100

PM10 (coarse particles):

Good

4.9/100

NO2 (nitrogen dioxide):

Fair

39.8/100

O3 (ozone):

Fair

30.7/100

SO2 (sulfur dioxide):

Good

6.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.5/100

PM1 (ultrafine particles):

Good

12.2/100

Pollen forecast in Armentières

View pollen forecast

Frequently Asked Questions

Is air quality bad in Armentières right now?

On 21 July 2026, overall air quality in Armentières is fair. AQI is the main air quality indicator at 36.5/100. Pollution peaks around 6:00 AM (NO2: 36.5/100).

Will air quality be worse tomorrow in Armentières?

On 22 July 2026, air quality conditions in Armentières will be similar to today, with AQI forecast at fair at 39.8/100. Pollution peaks around 2:00 AM (NO2: 39.8/100).

When is air pollution at its worst in Armentières?

Armentières's toughest days for allergy and air quality sufferers alike are usually calm, dry ones when former coalfield industry and motorway traffic overlap with the birch and oak pollen peak; North Sea winds sweep across the open plains, offering fairly regular relief. Nearby Picardy and Artois arable plains add a further seasonal factor.

Are air quality levels in Armentières based on measurements or forecasts?

It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.

Why doesn’t the forecast always reflect wildfire impacts?

Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.

During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.

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Data provided by Airmine — Last update: 21 July 2026 at 05:44 CEST (Data is updated four times daily.)

This forecast is produced independently using Airmine's own atmospheric data and models.

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

For long term forecasts and maps, see the Airmine app