SmogRank / World / Serbia / September 2023
Most polluted cities in Serbia, September 2023
3 cities in Serbia ranked by their average PM2.5 over the 30 days. Worst: Belgrade at 14.1 µg/m³, #137 of 1,830 cities in the world. Cleanest: Novi Sad at 10.8. A city needs measurements on 70% of the days to be ranked.
← Belgrade 14.1
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
All cities in the world, September 2023 · Serbia now
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SmogRank, most polluted cities in Serbia, PM2.5, September 2023, smogrank.com/rs/history/2023-09 (accessed 2 Oct 2026).
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