Worst air pollution Salzburg, today and tomorrow

Today (9 August): Air quality in Salzburg is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (O3: 44.5/100).
Tomorrow (10 August 2026): Air quality in Salzburg is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 PM (O3: 39.3/100). Airmine updates local air quality forecasts four times daily.

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Salzburg's air quality faces Austria's most distinctive combination of cultural and topographic air quality challenges, with the historic city's enclosed position in the Salzach valley between the Mönchsberg, Festungsberg, and the surrounding Salzburg Alps creating a natural pollution trap. Vehicle traffic on the A1 and A10 motorways and winter residential wood burning generate elevated PM2.5 under frequent winter inversions, while the Alpine Föhn wind periodically delivers exceptional clean mountain air from the south.

Today - 9 August | Pollution peaks at 16:00

AQI:

Medium

44.5/100

PM2.5 (fine particles):

Good

13.6/100

PM10 (coarse particles):

Good

3.7/100

NO2 (nitrogen dioxide):

Fair

34.6/100

O3 (ozone):

Medium

44.5/100

SO2 (sulfur dioxide):

Good

1.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

8.3/100

PM1 (ultrafine particles):

Good

18.5/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 12:00

AQI:

Fair

39.3/100

PM2.5 (fine particles):

Good

8.7/100

PM10 (coarse particles):

Good

5.3/100

NO2 (nitrogen dioxide):

Fair

30.6/100

O3 (ozone):

Fair

39.3/100

SO2 (sulfur dioxide):

Good

2.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

9.4/100

PM1 (ultrafine particles):

Good

11.5/100

Pollen forecast in Salzburg

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Air quality forecasts for neighbourhoods and landmarks in Salzburg

Sports venues in Salzburg

Frequently Asked Questions

Is air quality bad in Salzburg right now?

On 9 August 2026, overall air quality in Salzburg is fair. NO2 is the main pollutant at 34.6/100. Pollution peaks around 4:00 PM (O3: 44.5/100).

Will air quality be worse tomorrow in Salzburg?

On 10 August 2026, air quality conditions in Salzburg will be similar to today, with AQI forecast at fair at 39.3/100. Pollution peaks around 12:00 PM (O3: 39.3/100).

When is air pollution at its worst in Salzburg?

At Salzburg, air quality dips most on windless winter days, when vehicle traffic and tourism linger under the kind of inversion common to enclosed Alpine basins. Summer's stronger airflow generally clears the valley well, though hot spells can briefly raise ozone. Spring and autumn are usually the steadiest, cleanest months overall.

Are air quality levels in Salzburg 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: 9 August 2026 at 20:27 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.

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