Worst air pollution Banja Luka, today and tomorrow

Today (16 July): Air quality in Banja Luka is fair. O3 is fair; AQI and NO2 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 AM (NO2: 43.9/100).
Tomorrow (17 July 2026): Air quality in Banja Luka is fair. HCHO increases to fair; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 AM (NO2: 42.1/100). 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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Banja Luka's air quality reflects its position in the Vrbas river valley in the Republika Srpska, with vehicle traffic on the M-16 and the surrounding light industrial and thermal power plant operations contributing local sources alongside residential wood and coal burning. The Vrbas valley's topographic enclosure between the Kozara and Manjača massifs concentrates emissions under winter inversions, while Balkan energy poverty-driven biomass burning generates seasonal PM2.5 challenges typical of this western Bosnian city.

Today - 16 July | Pollution peaks at 00:00

AQI:

Medium

43.9/100

PM2.5 (fine particles):

Good

15.4/100

PM10 (coarse particles):

Good

8.0/100

NO2 (nitrogen dioxide):

Medium

43.9/100

O3 (ozone):

Fair

39.5/100

SO2 (sulfur dioxide):

Good

12.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

17.9/100

PM1 (ultrafine particles):

Good

17.9/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 00:00

AQI:

Medium

42.1/100

PM2.5 (fine particles):

Good

16.7/100

PM10 (coarse particles):

Good

6.9/100

NO2 (nitrogen dioxide):

Medium

42.1/100

O3 (ozone):

Fair

39.3/100

SO2 (sulfur dioxide):

Good

13.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Fair

23.0/100

PM1 (ultrafine particles):

Fair

20.5/100

Pollen forecast in Banja Luka

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Frequently Asked Questions

Is air quality bad in Banja Luka right now?

On 16 July 2026, overall air quality in Banja Luka is fair. O3 is the main pollutant at 39.5/100. Pollution peaks around 12:00 AM (NO2: 43.9/100).

Will air quality be worse tomorrow in Banja Luka?

On 17 July 2026, air quality conditions in Banja Luka will be similar to today, with O3 forecast at fair at 39.3/100. Pollution peaks around 12:00 AM (NO2: 42.1/100).

When is air pollution at its worst in Banja Luka?

People in Banja Luka tend to notice reduced air quality when local tree and grass allergens peaks, or because of vehicle traffic on the M-16 and the neighbouring light industrial and thermal power plant operations; a shift to wetter or windier weather typically brings noticeable relief.

Are air quality levels in Banja Luka 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.

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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