Worst air pollution Länggasse - Bern, today and tomorrow

Today (16 July): Air quality in Länggasse is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 40.0/100).
Tomorrow (17 July 2026): Air quality in Länggasse is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 34.4/100). 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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Länggasse's air quality benefits from its university-district character with moderate traffic, alongside nearby green space, contributing to generally good conditions for this academic quarter of Bern.

Today - 16 July | Pollution peaks at 12:00

AQI:

Medium

40.0/100

PM2.5 (fine particles):

Good

9.3/100

PM10 (coarse particles):

Good

4.9/100

NO2 (nitrogen dioxide):

Fair

27.2/100

O3 (ozone):

Medium

40.0/100

SO2 (sulfur dioxide):

Good

0.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.2/100

PM1 (ultrafine particles):

Good

9.2/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 15:00

AQI:

Fair

34.4/100

PM2.5 (fine particles):

Good

7.6/100

PM10 (coarse particles):

Good

5.4/100

NO2 (nitrogen dioxide):

Fair

23.5/100

O3 (ozone):

Fair

34.4/100

SO2 (sulfur dioxide):

Good

0.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

3.6/100

PM1 (ultrafine particles):

Good

8.3/100

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Frequently Asked Questions

Is air quality bad in Länggasse right now?

On 16 July 2026, overall air quality in Länggasse is fair. NO2 is the main pollutant at 27.2/100. Pollution peaks around 12:00 PM (O3: 40.0/100).

Will air quality be worse tomorrow in Länggasse?

On 17 July 2026, air quality conditions in Länggasse will be similar to today, with AQI forecast at fair at 34.4/100. Pollution peaks around 3:00 PM (O3: 34.4/100).

When is air pollution at its worst in Länggasse?

Länggasse sees its worst air quality when winter calm lets vehicle traffic and administrative and commuter activity pool along the Aare, held in by the valley's enclosing terrain. From spring, conditions steadily pick up along the Aare, and summer stays mostly clear aside from a rare ozone spike, with autumn usually just as settled.

Are air quality levels in Länggasse 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.

Want to see air quality forecasts for other cities in Switzerland?

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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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