SmogRank / Countries / Croatia / 2025

Most polluted cities in Croatia, 2025

1 city in Croatia ranked by their average PM2.5 over the 365 days; 1 above the WHO annual guideline (5.0 µg/m³). Worst: Zagreb at 22.5 µg/m³, #143 of 2,131 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1Zagreblow-cost sensorsZagreb
    22.54.5×
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, 2025 · Croatia now

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SmogRank, most polluted cities in Croatia, PM2.5, 2025, smogrank.com/hr/history/2025 (accessed 2 Oct 2026).

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