SmogRank / Countries / Serbia / April 2023
Most polluted cities in Serbia, April 2023
2 cities in Serbia ranked by their average PM2.5 over the 30 days. Worst: Niš at 23.0 µg/m³, #41 of 1,251 cities in the world. Cleanest: Belgrade at 18.5. A city needs measurements on 70% of the days to be ranked.
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+
All cities in the world, April 2023 · Serbia now
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SmogRank, most polluted cities in Serbia, PM2.5, April 2023, smogrank.com/rs/history/2023-04 (accessed 2 Oct 2026).
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