SmogRank / Countries / Austria / April 2026

Most polluted cities in Austria, April 2026

21 cities in Austria ranked by their average PM2.5 over the 30 days. Worst: Graz at 11.0 µg/m³, #453 of 2,283 cities in the world. Cleanest: Saalfelden am Steinernen Meer at 5.3. A city needs measurements on 70% of the days to be ranked.

  1. 1GrazStyria
    11.0
  2. 2WolfsbergCarinthia
    10.8
  3. 3AnsfeldenUpper Austria
    9.7
  4. 4LinzUpper Austria
    9.5
  5. 5Wiener NeustadtLower Austria
    9.2
  6. 6EisenzickenBurgenland
    8.9
  7. 7TraunUpper Austria
    8.8
  8. 7AmstettenLower Austria
    8.8
  9. 9WelsUpper Austria
    8.7
  10. 10KlosterneuburgLower Austria
    8.6
  11. 11ViennaVienna
    8.3
  12. 11Sankt PöltenLower Austria
    8.3
  13. 11Klagenfurt am WörtherseeCarinthia
    8.3
  14. 14SalzburgSalzburg
    8.0
  15. 14MödlingLower Austria
    8.0
  16. 16InnsbruckTyrol
    7.7
  17. 17PerchtoldsdorfLower Austria
    7.6
  18. 18SteyrUpper Austria
    7.4
  19. 19DornbirnVorarlberg
    5.9
  20. 20LustenauVorarlberg
    5.8
  21. 21Saalfelden am Steinernen MeerSalzburg
    5.3
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, April 2026 · Austria now

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SmogRank, most polluted cities in Austria, PM2.5, April 2026, smogrank.com/at/history/2026-04 (accessed 2 Oct 2026).

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