Worst air pollution Mostar, today and tomorrow

Today (16 July): Air quality in Mostar is very poor. AQI and NO2 are very poor; PM10 and O3 are fair; PM2.5, SO2, and PM1 are medium; CO and HCHO are good. Pollution peaks around 5:00 AM (NO2: 81.1/100).
Tomorrow (17 July 2026): Air quality in Mostar is poor. AQI improves to poor; PM2.5 increases to fair; PM10 decreases to good; NO2 decreases to poor; O3 decreases to medium; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 2:00 AM (NO2: 71.0/100). 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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Local air quality in Mostar tracks closely with vehicle traffic and residential wood-burning trapped by the gorge, given its position in the Neretva river gorge beneath the Dinaric mountains in Bosnia and Herzegovina, Federation of. Wind and precipitation are the main levers for clearing the air here, with the stillest conditions generally producing the town's weakest readings.

Today - 16 July | Pollution peaks at 05:00

AQI:

Very poor

81.1/100

PM2.5 (fine particles):

Medium

41.1/100

PM10 (coarse particles):

Fair

22.3/100

NO2 (nitrogen dioxide):

Very poor

81.1/100

O3 (ozone):

Fair

38.6/100

SO2 (sulfur dioxide):

Medium

41.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

15.5/100

PM1 (ultrafine particles):

Medium

40.4/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 02:00

AQI:

Poor

71.0/100

PM2.5 (fine particles):

Fair

24.6/100

PM10 (coarse particles):

Good

10.0/100

NO2 (nitrogen dioxide):

Poor

71.0/100

O3 (ozone):

Medium

45.8/100

SO2 (sulfur dioxide):

Medium

49.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

13.5/100

PM1 (ultrafine particles):

Fair

27.8/100

Pollen forecast in Mostar

View pollen forecast

Frequently Asked Questions

Is air quality bad in Mostar right now?

On 16 July 2026, overall air quality in Mostar is very poor. AQI is the main air quality indicator at 81.1/100. Pollution peaks around 5:00 AM (NO2: 81.1/100).

Will air quality be worse tomorrow in Mostar?

On 17 July 2026, air quality conditions in Mostar will be better than today, with AQI forecast at poor at 71.0/100. Pollution peaks around 2:00 AM (NO2: 71.0/100).

When is air pollution at its worst in Mostar?

oak and pine pollen peaks and periods of vehicle traffic and residential wood-burning trapped by the gorge are the two main triggers for reduced air quality in Mostar; most other times, the Bosnia and Herzegovina, Federation of area sees comparatively steady, breathable conditions.

Are air quality levels in Mostar 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 Bosnia and Herzegovina?

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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