Worst air pollution Bezau, today and tomorrow

Today (16 July): Air quality in Bezau is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 PM (NO2: 38.9/100).
Tomorrow (17 July 2026): Air quality in Bezau is fair. AQI improves to medium; NO2 decreases to medium; all other pollutants stay as today. Pollution peaks around 2:00 AM (NO2: 44.6/100). 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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Bezau's air quality benefits from its relatively remote Bregenzerwald valley position, with limited traffic and light dairy farming the primary local sources. The forested Alpine setting generally maintains good background conditions.

Today - 16 July | Pollution peaks at 23:00

AQI:

Fair

38.9/100

PM2.5 (fine particles):

Good

11.0/100

PM10 (coarse particles):

Good

4.7/100

NO2 (nitrogen dioxide):

Fair

38.9/100

O3 (ozone):

Fair

38.2/100

SO2 (sulfur dioxide):

Good

1.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.6/100

PM1 (ultrafine particles):

Good

12.8/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 02:00

AQI:

Medium

44.6/100

PM2.5 (fine particles):

Good

12.4/100

PM10 (coarse particles):

Good

7.8/100

NO2 (nitrogen dioxide):

Medium

44.6/100

O3 (ozone):

Fair

36.2/100

SO2 (sulfur dioxide):

Good

2.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.4/100

PM1 (ultrafine particles):

Good

11.9/100

Pollen forecast in Bezau

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Frequently Asked Questions

Is air quality bad in Bezau right now?

On 16 July 2026, overall air quality in Bezau is fair. AQI is the main air quality indicator at 38.9/100. Pollution peaks around 11:00 PM (NO2: 38.9/100).

Will air quality be worse tomorrow in Bezau?

On 17 July 2026, air quality conditions in Bezau will be similar to today, with O3 forecast at fair at 36.2/100. Pollution peaks around 2:00 AM (NO2: 44.6/100).

When is air pollution at its worst in Bezau?

The rare poor air quality day at Bezau comes during still winter conditions, when limited local traffic and dairy farming briefly builds up under the valley's natural inversion tendency. Otherwise, this forested Alpine setting sees excellent ventilation nearly year-round, with summer in particular bringing consistently clean, fresh mountain air.

Are air quality levels in Bezau 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 Austria?

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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