SmogRank / Countries / Czechia / November 2023

Most polluted cities in Czechia, November 2023

24 cities in Czechia ranked by their average PM2.5 over the 30 days. Worst: Děčín at 14.5 µg/m³, #111 of 1,891 cities in the world. Cleanest: Pilsen at 7.5. A city needs measurements on 70% of the days to be ranked.

  1. 1DěčínÚstí nad Labem Region
    14.5
  2. 2HavířovMoravian-Silesian Region
    12.4
  3. 3BohumínMoravian-Silesian Region
    12.3
  4. 4Valašské MeziříčíZlín
    12.0
  5. 5OstravaMoravian-Silesian Region
    11.4
  6. 5OlomoucOlomouc Region
    11.4
  7. 7PřerovOlomouc Region
    10.9
  8. 8Frýdek-MístekMoravian-Silesian Region
    10.8
  9. 9Český TěšínMoravian-Silesian Region
    10.7
  10. 10ZnojmoSouth Moravian
    10.3
  11. 11ZlínZlín
    9.9
  12. 11Ústí nad LabemÚstí nad Labem Region
    9.9
  13. 13ŽideniceSouth Moravian
    9.8
  14. 13OpavaMoravian-Silesian Region
    9.8
  15. 15TřinecMoravian-Silesian Region
    9.7
  16. 15Mladá BoleslavCentral Bohemia
    9.7
  17. 17TepliceÚstí nad Labem Region
    9.5
  18. 18PardubicePardubice Region
    9.4
  19. 19BrnoSouth Moravian
    9.3
  20. 20LiberecLiberec Region
    8.9
  21. 21LitvínovÚstí nad Labem Region
    8.7
  22. 22MostÚstí nad Labem Region
    8.0
  23. 22Hradec KrálovéHradec Králové Region
    8.0
  24. 24PilsenPlzeň Region
    7.5
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, November 2023 · Czechia now