SmogRank / Countries / Czechia / June 2023

Most polluted cities in Czechia, June 2023

31 cities in Czechia ranked by their average PM2.5 over the 30 days. Worst: Český Těšín at 14.1 µg/m³, #320 of 1,265 cities in the world. Cleanest: Kroměříž at 9.4. A city needs measurements on 70% of the days to be ranked.

  1. 1Český TěšínMoravian-Silesian Region
    14.1
  2. 2KadaňÚstí nad Labem Region
    13.7
  3. 3HavířovMoravian-Silesian Region
    13.6
  4. 4BerounCentral Bohemia
    13.5
  5. 5MostÚstí nad Labem Region
    13.4
  6. 6DěčínÚstí nad Labem Region
    13.2
  7. 7Frýdek-MístekMoravian-Silesian Region
    12.8
  8. 8OlomoucOlomouc Region
    12.6
  9. 9OstravaMoravian-Silesian Region
    12.4
  10. 9LitvínovÚstí nad Labem Region
    12.4
  11. 11KladnoCentral Bohemia
    12.0
  12. 12Hradec KrálovéHradec Králové Region
    11.9
  13. 13Valašské MeziříčíZlín
    11.8
  14. 14TepliceÚstí nad Labem Region
    11.7
  15. 15PřerovOlomouc Region
    11.6
  16. 15PraguePrague
    11.6
  17. 15Mladá BoleslavCentral Bohemia
    11.6
  18. 15BohumínMoravian-Silesian Region
    11.6
  19. 19PardubicePardubice Region
    11.5
  20. 20LiberecLiberec Region
    11.4
  21. 21PilsenPlzeň Region
    11.2
  22. 22Ústí nad LabemÚstí nad Labem Region
    11.0
  23. 23TřinecMoravian-Silesian Region
    10.9
  24. 23OpavaMoravian-Silesian Region
    10.9
  25. 25ZnojmoSouth Moravian
    10.7
  26. 26SokolovCarlsbad Region
    10.5
  27. 26České BudějoviceSouth Bohemian Region
    10.5
  28. 28ZlínZlín
    10.1
  29. 28ŽideniceSouth Moravian
    10.1
  30. 30BrnoSouth Moravian
    9.7
  31. 31KroměřížZlín
    9.4
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, June 2023 · Czechia now