Worst air pollution Darmstadt, today and tomorrow

Today (21 July): Air quality in Darmstadt is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 28.7/100).
Tomorrow (22 July 2026): Air quality in Darmstadt is fair. NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 5:00 AM (NO2: 29.3/100). 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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Darmstadt's air quality reflects its position in the Rhine-Main basin at the southern edge of the Frankfurt metropolitan area, with vehicle traffic on the A5 contributing elevated industrial and vehicle emissions. The Odenwald hills to the east provide partial topographic variation, while the Rhine valley corridor supports reasonable regional ventilation overall.

Today - 21 July | Pollution peaks at 14:00

AQI:

Fair

28.7/100

PM2.5 (fine particles):

Good

6.7/100

PM10 (coarse particles):

Good

2.4/100

NO2 (nitrogen dioxide):

Good

15.9/100

O3 (ozone):

Fair

28.7/100

SO2 (sulfur dioxide):

Good

1.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.6/100

PM1 (ultrafine particles):

Good

6.6/100

Levels show the poorest local air quality during the day

Tomorrow - 22 July | Pollution peaks at 05:00

AQI:

Fair

29.3/100

PM2.5 (fine particles):

Good

9.3/100

PM10 (coarse particles):

Good

2.9/100

NO2 (nitrogen dioxide):

Fair

29.3/100

O3 (ozone):

Fair

25.3/100

SO2 (sulfur dioxide):

Good

4.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.5/100

PM1 (ultrafine particles):

Good

10.9/100

Pollen forecast in Darmstadt

View pollen forecast

Frequently Asked Questions

Is air quality bad in Darmstadt right now?

On 21 July 2026, overall air quality in Darmstadt is fair. AQI is the main air quality indicator at 28.7/100. Pollution peaks around 2:00 PM (O3: 28.7/100).

Will air quality be worse tomorrow in Darmstadt?

On 22 July 2026, air quality conditions in Darmstadt will be similar to today, with AQI forecast at fair at 29.3/100. Pollution peaks around 5:00 AM (NO2: 29.3/100).

When is air pollution at its worst in Darmstadt?

Reduced air quality in Darmstadt is most likely when linden, oak, and maple pollen peaks, or on warm, windless days when local pollution accumulates; regional road traffic is a modest local source. Ragweed remains a relatively minor seasonal factor in this central region. Afternoon breezes usually clear out any buildup from the morning.

Are air quality levels in Darmstadt 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