Worst air pollution Lörrach, today and tomorrow

Today (23 August): Air quality in Lörrach 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: 33.2/100).
Tomorrow (24 August 2026): Air quality in Lörrach is fair. All pollutants stay as today. Pollution peaks around 5:00 PM (O3: 38.1/100). 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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Lörrach's air quality reflects the Upper Rhine plain at the German-Swiss-French border in the Basel metropolitan area, with vehicle traffic on the A98 motorway and the surrounding chemical and pharmaceutical industry contributing local sources. The Rhine valley provides ventilation on westerly winds, while the Black Forest uplands to the east.

Today - 23 August | Pollution peaks at 17:00

AQI:

Fair

33.2/100

PM2.5 (fine particles):

Good

8.4/100

PM10 (coarse particles):

Good

2.7/100

NO2 (nitrogen dioxide):

Good

18.6/100

O3 (ozone):

Fair

33.2/100

SO2 (sulfur dioxide):

Good

1.0/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

3.9/100

PM1 (ultrafine particles):

Good

8.8/100

Levels show the poorest local air quality during the day

Tomorrow - 24 August | Pollution peaks at 17:00

AQI:

Fair

38.1/100

PM2.5 (fine particles):

Good

7.7/100

PM10 (coarse particles):

Good

2.2/100

NO2 (nitrogen dioxide):

Good

18.9/100

O3 (ozone):

Fair

38.1/100

SO2 (sulfur dioxide):

Good

1.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.2/100

PM1 (ultrafine particles):

Good

10.3/100

Pollen forecast in Lörrach

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Frequently Asked Questions

Is air quality bad in Lörrach right now?

On 23 August 2026, overall air quality in Lörrach is fair. AQI is the main air quality indicator at 33.2/100. Pollution peaks around 5:00 PM (O3: 33.2/100).

Will air quality be worse tomorrow in Lörrach?

On 24 August 2026, air quality conditions in Lörrach will be similar to today, with AQI forecast at fair at 38.1/100. Pollution peaks around 5:00 PM (O3: 38.1/100).

When is air pollution at its worst in Lörrach?

In Lörrach, air quality dips most noticeably when linden, spruce, and beech pollen peaks, or on warm, windless days when local pollution accumulates; everyday local traffic contributes a modest, fairly steady source. The warmer, more continental climate here brings a modest ragweed presence from mid-August. Mornings and breezier days generally bring the clearest conditions.

Are air quality levels in Lörrach 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: 23 August 2026 at 20:25 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.

Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.

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