SmogRank / Countries / Poland / January 2026
Most polluted cities in Poland, January 2026
54 cities in Poland ranked by their average PM2.5 over the 31 days. Worst: Żywiec at 68.6 µg/m³, #27 of 2,047 cities in the world. Cleanest: Kołobrzeg at 22.2. A city needs measurements on 70% of the days to be ranked.
- 1ŻywiecSilesia 68.6
- 2OtwockMazovia 51.2
- 3Czechowice-DziedziceSilesia 49.9
- 4KłodzkoLower Silesia 49.6
- 5KrakówLesser Poland 48.5
- 6Gorzów WielkopolskiLubusz 48.3
- 7TarnówLesser Poland 46.4
- 8RadomskoŁódź Voivodeship 45.3
- 9RzeszówSubcarpathia 44.5
- 10KaliszGreater Poland 43.7
- 11WłocławekKujawsko-Pomorskie 42.9
- 12Jastrzębie ZdrójSilesia 42.8
- 13DębicaSubcarpathia 41.9
- 14ZgierzŁódź Voivodeship 41.5
- 15ŁaskŁódź Voivodeship 40.9
- 16PrzemyślSubcarpathia 40.6
- 17StarachowiceŚwiętokrzyskie 39.1
- 18CiechanówMazovia 39.0
- 19NiskoSubcarpathia 38.9
- 19LegionowoMazovia 38.9
- 19OpoleOpole Voivodeship 38.9
- 22ZamośćLublin 38.1
- 23LublinLublin 38.0
- 24ŻaryLubusz 37.9
- 25PoznańGreater Poland 37.8
- 26JarosławSubcarpathia 37.0
- 27ToruńKujawsko-Pomorskie 36.9
- 28PruszkówMazovia 35.5
- 29Konstancin-JeziornaMazovia 34.9
- 29WrocławLower Silesia 34.9
- 31MielecSubcarpathia 34.8
- 32Zielona GóraLubusz 34.3
- 33WarsawMazovia 33.7
- 34RadomMazovia 33.3
- 35AugustówPodlasie 33.2
- 36BydgoszczKujawsko-Pomorskie 33.1
- 37RacibórzSilesia 32.7
- 37ŁódźŁódź Voivodeship 32.7
- 39GdańskPomerania 32.3
- 40SuwałkiPodlasie 31.9
- 41EłkWarmia-Masuria 31.4
- 42Kędzierzyn-KoźleOpole Voivodeship 31.2
- 43PłockMazovia 31.1
- 44BiałystokPodlasie 31.0
- 45KatowiceSilesia 30.9
- 46BrzegOpole Voivodeship 29.8
- 47OlsztynWarmia-Masuria 29.7
- 48KościerzynaPomerania 29.5
- 49ElblągWarmia-Masuria 29.0
- 50Jelenia GóraLower Silesia 28.5
- 51SzczecinWest Pomerania 27.9
- 52KielceŚwiętokrzyskie 27.5
- 53WawerMazovia 26.2
- 54KołobrzegWest Pomerania 22.2
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+