SmogRank / World / Poland / August 2026

Most polluted cities in Poland, August 2026

56 cities in Poland ranked by their average PM2.5 over the 31 days. Worst: Kalisz at 12.5 µg/m³, #572 of 2,590 cities in the world. Cleanest: Opole at 4.1. A city needs measurements on 70% of the days to be ranked.

← Kalisz 12.5 µg/m³ 20 µg/m³0
Every city in Poland ranked for August 2026, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1KaliszGreater Poland
    57
  2. 2OtwockMazovia
    55
  3. 3RadomskoŁódź Voivodeship
    55
  4. 4WrocławLower Silesia
    53
  5. 5Gorzów WielkopolskiLubusz
    53
  6. 6Jastrzębie ZdrójSilesia
    53
  7. 7ToruńKujawsko-Pomorskie
    53
  8. 8ŁaskŁódź Voivodeship
    52
  9. 9PruszkówMazovia
    52
  10. 9ŁódźŁódź Voivodeship
    52
  11. 11ZamośćLublin
    52
  12. 11StarachowiceŚwiętokrzyskie
    52
  13. 13EłkWarmia-Masuria
    52
  14. 13GdyniaPomerania
    52
  15. 15RadomMazovia
    52
  16. 16RzeszówSubcarpathia
    52
  17. 16WłocławekKujawsko-Pomorskie
    52
  18. 16KrakówLesser Poland
    52
  19. 19NiskoSubcarpathia
    51
  20. 19JarosławSubcarpathia
    51
  21. 21GdańskPomerania
    51
  22. 22JasłoSubcarpathia
    49
  23. 22KatowiceSilesia
    49
  24. 24KłodzkoLower Silesia
    49
  25. 24BydgoszczKujawsko-Pomorskie
    49
  26. 26LublinLublin
    48
  27. 27ŻywiecSilesia
    48
  28. 27PłockMazovia
    48
  29. 29MielecSubcarpathia
    47
  30. 30ZgierzŁódź Voivodeship
    47
  31. 31KrosnoSubcarpathia
    46
  32. 31Czechowice-DziedziceSilesia
    46
  33. 33BiałystokPodlasie
    45
  34. 34RacibórzSilesia
    44
  35. 35SzczecinWest Pomerania
    43
  36. 36DębicaSubcarpathia
    42
  37. 36Kędzierzyn-KoźleOpole Voivodeship
    42
  38. 36BrzegOpole Voivodeship
    42
  39. 39KielceŚwiętokrzyskie
    42
  40. 39ŻaryLubusz
    42
  41. 41LegionowoMazovia
    41
  42. 42CiechanówMazovia
    41
  43. 43Jelenia GóraLower Silesia
    40
  44. 44Konstancin-JeziornaMazovia
    39
  45. 44PoznańGreater Poland
    39
  46. 44KościerzynaPomerania
    39
  47. 47PrzemyślSubcarpathia
    39
  48. 48Zielona GóraLubusz
    38
  49. 49TarnówLesser Poland
    37
  50. 49KołobrzegWest Pomerania
    37
  51. 51SuwałkiPodlasie
    34
  52. 52ElblągWarmia-Masuria
    32
  53. 53ŻyrardówMazovia
    32
  54. 54OlsztynWarmia-Masuria
    29
  55. 55WarsawMazovia
    29
  56. 56OpoleOpole Voivodeship
    23
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). 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, August 2026 · Poland now

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SmogRank, most polluted cities in Poland, PM2.5, August 2026, smogrank.com/pl/history/2026-08 (accessed 2 Oct 2026).

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