City in Republika Srpska, Bosnia and Herzegovina
Air quality in Banja Luka
Very polluted
The annual average PM2.5 in Banja Luka was 32.3 µg/m³ in 2024, about 6.5 times the WHO guideline of 5 µg/m³. Winter inversions and heating can bring moderate smog; summers are generally clean.
Key facts
- PM2.5: 32.3 µg/m³ yearly average (2024). Measured at Banja Luka.
- PM10: 38.6 µg/m³ (2024).
- Nitrogen dioxide: 22.8 µg/m³ (2024), mostly from traffic.
- Worst months: Dec–Jan.
- Recent average: 32.5 µg/m³ over the last five years of measurements.
PM2.5 by year
| Year | Annual average |
|---|---|
| 2024 | |
| 2023 | |
| 2022 |
Air quality across Bosnia and Herzegovina
| Place | PM2.5 | Level |
|---|---|---|
| Mostar | 13 µg/m³ | Moderate |
| Banja Luka | 32.3 µg/m³ | Very polluted |
Quick answers
Is the air in Banja Luka bad?
Very polluted: 32.3 µg/m³ of PM2.5 on average, 6.5× the WHO guideline. It's usually worst in Dec–Jan.
When is the air worst in Banja Luka?
Winter inversions and heating can bring moderate smog; summers are generally clean.
How does Banja Luka compare with the rest of Bosnia and Herzegovina?
People in Bosnia and Herzegovina breathe 26 µg/m³ of PM2.5 on average (2023, World Bank/WHO), against 32.3 µg/m³ measured here.
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Sources
- WHO Ambient Air Quality Database
- WHO air quality guidelines (2021)
- Live air quality map (WAQI)
- Banja Luka International Airport
Annual averages are measured values reported to the WHO; check a live map for today's air. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.