SmogRank / Countries / Czechia / January 2024

Most polluted cities in Czechia, January 2024

31 cities in Czechia ranked by their average PM2.5 over the 31 days. Worst: Havířov at 27.6 µg/m³, #85 of 1,960 cities in the world. Cleanest: Sokolov at 12.9. A city needs measurements on 70% of the days to be ranked.

  1. 1HavířovMoravian-Silesian Region
    27.6
  2. 2OlomoucOlomouc Region
    26.7
  3. 3DěčínÚstí nad Labem Region
    26.6
  4. 3BerounCentral Bohemia
    26.6
  5. 5BohumínMoravian-Silesian Region
    26.1
  6. 6PřerovOlomouc Region
    25.0
  7. 7OpavaMoravian-Silesian Region
    24.6
  8. 7Frýdek-MístekMoravian-Silesian Region
    24.6
  9. 9Valašské MeziříčíZlín
    22.6
  10. 10České BudějoviceSouth Bohemian Region
    22.5
  11. 11OstravaMoravian-Silesian Region
    22.1
  12. 12TepliceÚstí nad Labem Region
    21.4
  13. 13ZlínZlín
    21.1
  14. 14TřinecMoravian-Silesian Region
    20.6
  15. 15PardubicePardubice Region
    20.4
  16. 15Český TěšínMoravian-Silesian Region
    20.4
  17. 17MostÚstí nad Labem Region
    20.3
  18. 18ZnojmoSouth Moravian
    20.0
  19. 19PraguePrague
    19.7
  20. 20LitvínovÚstí nad Labem Region
    19.5
  21. 20KladnoCentral Bohemia
    19.5
  22. 22Hradec KrálovéHradec Králové Region
    19.4
  23. 23Ústí nad LabemÚstí nad Labem Region
    19.2
  24. 24KroměřížZlín
    19.0
  25. 25Mladá BoleslavCentral Bohemia
    18.8
  26. 26PilsenPlzeň Region
    18.0
  27. 27ŽideniceSouth Moravian
    17.7
  28. 28BrnoSouth Moravian
    16.4
  29. 29KadaňÚstí nad Labem Region
    16.1
  30. 30LiberecLiberec Region
    15.5
  31. 31SokolovCarlsbad Region
    12.9
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, January 2024 · Czechia now