SmogRank / World / Slovenia / April 2024

Most polluted cities in Slovenia, April 2024

8 cities in Slovenia ranked by their average PM2.5 over the 30 days. Worst: Celje at 10.2 µg/m³, #673 of 1,941 cities in the world. Cleanest: Koper at 8.2. A city needs measurements on 70% of the days to be ranked.

← Celje 10.2
Every city in Slovenia ranked for April 2024, one column each, worst on the left and cleanest on the right. Point at it to read a city; tap to open it.
  1. 1CeljeUrban Municipality of Celje
    10.2
  2. 2KranjUrban Municipality of Kranj
    10.0
  3. 3PtujUrban Municipality of Ptuj
    9.5
  4. 4LjubljanaLjubljana
    9.4
  5. 5TrbovljeMunicipality of Trbovlje
    8.8
  6. 6MariborUrban Municipality of Maribor
    8.7
  7. 7Novo MestoUrban Municipality of Novo Mesto
    8.6
  8. 8KoperUrban Municipality of Koper
    8.2
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

PM2.5 in µg/m³, coloured by the US EPA's PM2.5 categories. 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, April 2024 · Slovenia now

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SmogRank, most polluted cities in Slovenia, PM2.5, April 2024, smogrank.com/si/history/2024-04 (accessed 2 Oct 2026).

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