Worst air pollution Dunkerque, today and tomorrow
Today (9 August): Air quality in Dunkerque is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 PM (O3: 34.9/100).
Tomorrow (10 August 2026): Air quality in Dunkerque is fair. All pollutants stay as today. Pollution peaks around 12:00 AM (O3: 26.1/100). Airmine updates local air quality forecasts four times daily.
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Dunkerque's air quality faces significant industrial challenges as France's largest port and steel city, with ArcelorMittal's coastal steelworks and surrounding petrochemical operations generating elevated SO₂ and PM2.5 alongside the busy English Channel shipping lane. North Sea westerlies generally provide strong maritime ventilation, but the industrial complex's scale makes Dunkerque one of northern France's more persistently challenged urban industrial environments throughout the year.
Today - 9 August | Pollution peaks at 22:00
AQI:
Fair
34.9/100
PM2.5 (fine particles):
Good
10.3/100
PM10 (coarse particles):
Good
4.2/100
NO2 (nitrogen dioxide):
Good
17.6/100
O3 (ozone):
Fair
34.9/100
SO2 (sulfur dioxide):
Good
4.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.6/100
PM1 (ultrafine particles):
Good
10.1/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 00:00
AQI:
Fair
26.1/100
PM2.5 (fine particles):
Good
8.7/100
PM10 (coarse particles):
Good
3.4/100
NO2 (nitrogen dioxide):
Good
15.5/100
O3 (ozone):
Fair
26.1/100
SO2 (sulfur dioxide):
Good
2.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.5/100
PM1 (ultrafine particles):
Good
6.9/100
Pollen forecast in Dunkerque
View pollen forecastFrequently Asked Questions
Is air quality bad in Dunkerque right now?
On 9 August 2026, overall air quality in Dunkerque is fair. AQI is the main air quality indicator at 34.9/100. Pollution peaks around 10:00 PM (O3: 34.9/100).
Will air quality be worse tomorrow in Dunkerque?
On 10 August 2026, air quality conditions in Dunkerque will be similar to today, with AQI forecast at fair at 26.1/100. Pollution peaks around 12:00 AM (O3: 26.1/100).
When is air pollution at its worst in Dunkerque?
Residents in Dunkerque tend to notice the most discomfort when former coalfield industry and motorway traffic build up alongside the spring peak in birch and oak pollen; North Sea winds sweep across the open plains, which typically keeps things from getting worse for long.
Are air quality levels in Dunkerque 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: 9 August 2026 at 20:27 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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