Worst air pollution Banská Bystrica, today and tomorrow

Today (16 July): Air quality in Banská Bystrica is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 39.5/100).
Tomorrow (17 July 2026): Air quality in Banská Bystrica is fair. AQI improves to medium; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 6:00 PM (O3: 43.4/100). 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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Banská Bystrica's air quality reflects the Hron river valley in the central Slovak highlands, with vehicle traffic on the R1 expressway and surrounding light manufacturing and services industry contributing local sources alongside winter residential wood and coal burning. The surrounding Nízke Tatry and Vel'ká Fatra mountain ranges create significant topographic enclosure, while winter temperature inversions in the Hron valley can concentrate heating and vehicle emissions for extended periods.

Today - 16 July | Pollution peaks at 14:00

AQI:

Fair

39.5/100

PM2.5 (fine particles):

Good

13.6/100

PM10 (coarse particles):

Good

5.2/100

NO2 (nitrogen dioxide):

Fair

27.7/100

O3 (ozone):

Fair

39.5/100

SO2 (sulfur dioxide):

Good

5.0/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

10.2/100

PM1 (ultrafine particles):

Good

17.1/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 18:00

AQI:

Medium

43.4/100

PM2.5 (fine particles):

Good

10.7/100

PM10 (coarse particles):

Good

3.0/100

NO2 (nitrogen dioxide):

Fair

28.3/100

O3 (ozone):

Medium

43.4/100

SO2 (sulfur dioxide):

Good

3.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

11.7/100

PM1 (ultrafine particles):

Good

14.3/100

Pollen forecast in Banská Bystrica

View pollen forecast

Frequently Asked Questions

Is air quality bad in Banská Bystrica right now?

On 16 July 2026, overall air quality in Banská Bystrica is fair. AQI is the main air quality indicator at 39.5/100. Pollution peaks around 2:00 PM (O3: 39.5/100).

Will air quality be worse tomorrow in Banská Bystrica?

On 17 July 2026, air quality conditions in Banská Bystrica will be similar to today, with NO2 forecast at fair at 28.3/100. Pollution peaks around 6:00 PM (O3: 43.4/100).

When is air pollution at its worst in Banská Bystrica?

Banská Bystrica residents notice reduced air quality mainly when oak and birch pollen peaks, and during spells of vehicle traffic on the R1 expressway and surrounding light manufacturing and services industry; conditions usually ease once the wet season or windier weather returns.

Are air quality levels in Banská Bystrica 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 Slovakia?

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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