SmogRank / Countries / Austria / May 2026

Most polluted cities in Austria, May 2026

21 cities in Austria ranked by their average PM2.5 over the 31 days. Worst: Graz at 8.1 µg/m³, #931 of 2,243 cities in the world. Cleanest: Lustenau at 3.5. A city needs measurements on 70% of the days to be ranked.

  1. 1GrazStyria
    8.1
  2. 2WolfsbergCarinthia
    7.1
  3. 3AnsfeldenUpper Austria
    7.0
  4. 4LinzUpper Austria
    6.3
  5. 4KlosterneuburgLower Austria
    6.3
  6. 6EisenzickenBurgenland
    6.2
  7. 7TraunUpper Austria
    5.9
  8. 7AmstettenLower Austria
    5.9
  9. 9Sankt PöltenLower Austria
    5.7
  10. 9InnsbruckTyrol
    5.7
  11. 11SalzburgSalzburg
    5.6
  12. 12Wiener NeustadtLower Austria
    5.5
  13. 13WelsUpper Austria
    5.3
  14. 14ViennaVienna
    5.2
  15. 14MödlingLower Austria
    5.2
  16. 14Klagenfurt am WörtherseeCarinthia
    5.2
  17. 17SteyrUpper Austria
    4.2
  18. 18PerchtoldsdorfLower Austria
    4.1
  19. 19Saalfelden am Steinernen MeerSalzburg
    3.9
  20. 20DornbirnVorarlberg
    3.8
  21. 21LustenauVorarlberg
    3.5
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, May 2026 · Austria now

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SmogRank, most polluted cities in Austria, PM2.5, May 2026, smogrank.com/at/history/2026-05 (accessed 2 Oct 2026).

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