Worst air pollution Denmark, today and tomorrow

Today (10 August): Air quality in Denmark is fair. AQI and PM2.5 are fair; PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (PM2.5: 31.8/100).
Tomorrow (11 August 2026): Air quality in Denmark is fair. AQI improves to medium; PM2.5 decreases to medium; PM10 increases to fair; all other pollutants stay as today. Pollution peaks around 8:00 PM (PM2.5: 40.8/100). 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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Tucked among karri forests on Western Australia's south coast, Denmark sits squarely in the path of the Southern Ocean's cleansing winds, giving it some of the freshest air of any town in the region. Dense native forest cover and low population density mean there is little everyday pollution to speak of. The main seasonal concern is bushfire smoke between December and March, when dry conditions can bring fire risk to the surrounding timber country and haze into town on windier days. Humidity stays comparatively low through summer, typical of the Mediterranean climate, and outside fire season the air remains reliably clean.

Today - 10 August | Pollution peaks at 16:00

AQI:

Fair

31.8/100

PM2.5 (fine particles):

Fair

31.8/100

PM10 (coarse particles):

Good

14.7/100

NO2 (nitrogen dioxide):

Good

4.5/100

O3 (ozone):

Good

16.9/100

SO2 (sulfur dioxide):

Good

2.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.5/100

PM1 (ultrafine particles):

Good

6.6/100

Levels show the poorest local air quality during the day

Tomorrow - 11 August | Pollution peaks at 20:00

AQI:

Medium

40.8/100

PM2.5 (fine particles):

Medium

40.8/100

PM10 (coarse particles):

Fair

20.0/100

NO2 (nitrogen dioxide):

Good

7.8/100

O3 (ozone):

Good

16.2/100

SO2 (sulfur dioxide):

Good

2.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.5/100

PM1 (ultrafine particles):

Good

5.7/100

Pollen forecast in Denmark

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Frequently Asked Questions

Is air quality bad in Denmark right now?

On 10 August 2026, overall air quality in Denmark is fair. AQI is the main air quality indicator at 31.8/100. Pollution peaks around 4:00 PM (PM2.5: 31.8/100).

Will air quality be worse tomorrow in Denmark?

On 11 August 2026, air quality conditions in Denmark will be similar to today, with PM10 forecast at fair at 20.0/100. Pollution peaks around 8:00 PM (PM2.5: 40.8/100).

When is air pollution at its worst in Denmark?

The least favourable stretch for air quality in Denmark is hot, dry summer stretches, when bushfire smoke occasionally interrupts otherwise excellent air quality. Away from fire season, a consistent onshore breeze generally keeps air quality high. Sensitive groups should watch forecasts during that period rather than assume year-round conditions apply.

Are air quality levels in Denmark 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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