Worst air pollution Münster, today and tomorrow

Today (21 July): Air quality in Münster is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (O3: 26.1/100).
Tomorrow (22 July 2026): Air quality in Münster is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 20.8/100). Airmine updates local air quality forecasts four times daily.

For long term forecasts and maps, see the Airmine app

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

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Münster's air quality is good for a major German city, benefiting from the flat Westphalian plain providing reasonable wind dispersal and Münster's strong cycling culture reducing vehicle emission intensity relative to comparable German cities. The North German coastal influence brings Atlantic westerlies across the open Münsterland, while the surrounding agricultural landscape contributes ammonia.

Today - 21 July | Pollution peaks at 17:00

AQI:

Fair

26.1/100

PM2.5 (fine particles):

Good

6.3/100

PM10 (coarse particles):

Good

2.5/100

NO2 (nitrogen dioxide):

Good

13.7/100

O3 (ozone):

Fair

26.1/100

SO2 (sulfur dioxide):

Good

1.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.3/100

PM1 (ultrafine particles):

Good

4.2/100

Levels show the poorest local air quality during the day

Tomorrow - 22 July | Pollution peaks at 12:00

AQI:

Fair

20.8/100

PM2.5 (fine particles):

Good

7.9/100

PM10 (coarse particles):

Good

2.8/100

NO2 (nitrogen dioxide):

Good

14.2/100

O3 (ozone):

Fair

20.8/100

SO2 (sulfur dioxide):

Good

1.0/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.7/100

PM1 (ultrafine particles):

Good

6.4/100

Pollen forecast in Münster

View pollen forecast

Frequently Asked Questions

Is air quality bad in Münster right now?

On 21 July 2026, overall air quality in Münster is fair. AQI is the main air quality indicator at 26.1/100. Pollution peaks around 5:00 PM (O3: 26.1/100).

Will air quality be worse tomorrow in Münster?

On 22 July 2026, air quality conditions in Münster will be similar to today, with AQI forecast at fair at 20.8/100. Pollution peaks around 12:00 PM (O3: 20.8/100).

When is air pollution at its worst in Münster?

In Münster, air quality dips most noticeably when ash, birch, and oak pollen peaks, or on warm, windless days when local pollution accumulates; traffic passing through town adds a modest local contribution. Ragweed remains a relatively minor seasonal factor in this central region. Breezy days and periods of rain generally bring the clearest conditions.

Are air quality levels in Münster 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 16:20 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