SmogRank / Countries / Serbia / May 2023
Most polluted cities in Serbia, May 2023
3 cities in Serbia ranked by their average PM2.5 over the 31 days. Worst: Niš at 14.0 µg/m³, #85 of 1,267 cities in the world. Cleanest: Novi Sad at 13.1. 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+