SmogRank / Countries / France / January 2025

Most polluted cities in France, January 2025

36 cities in France ranked by their average PM2.5 over the 31 days. Worst: Le Havre at 17.0 µg/m³, #213 of 1,937 cities in the world. Cleanest: Aurillac at 4.8. A city needs measurements on 70% of the days to be ranked.

  1. 1Le HavreNormandy
    17.0
  2. 2MarignaneProvence-Alpes-Côte d'Azur
    16.4
  3. 3MeylanAuvergne-Rhône-Alpes
    16.0
  4. 4ArlesProvence-Alpes-Côte d'Azur
    15.7
  5. 5AvignonProvence-Alpes-Côte d'Azur
    14.8
  6. 6DouaiHauts-de-France
    14.5
  7. 7DunkirkHauts-de-France
    14.3
  8. 8GrenobleAuvergne-Rhône-Alpes
    14.2
  9. 8Boulogne-sur-MerHauts-de-France
    14.2
  10. 10DenainHauts-de-France
    13.9
  11. 11ParisÎle-de-France
    13.8
  12. 12LyonAuvergne-Rhône-Alpes
    13.6
  13. 13ThionvilleGrand Est
    13.3
  14. 14CalaisHauts-de-France
    13.2
  15. 15CoulommiersÎle-de-France
    13.0
  16. 16ValenciennesHauts-de-France
    12.8
  17. 17ReimsGrand Est
    12.6
  18. 18VannesBrittany
    12.5
  19. 19LorientBrittany
    12.3
  20. 20RambouilletÎle-de-France
    12.1
  21. 21MoulinsAuvergne-Rhône-Alpes
    11.2
  22. 22Salon-de-ProvenceProvence-Alpes-Côte d'Azur
    11.0
  23. 22BrestBrittany
    11.0
  24. 24ToulouseOccitanie
    10.9
  25. 24RennesBrittany
    10.9
  26. 24DomontÎle-de-France
    10.9
  27. 27MarseilleProvence-Alpes-Côte d'Azur
    9.8
  28. 28Clermont-FerrandAuvergne-Rhône-Alpes
    9.7
  29. 29LunelOccitanie
    9.6
  30. 30PoitiersNew Aquitaine
    9.5
  31. 31VichyAuvergne-Rhône-Alpes
    9.2
  32. 32AngoulêmeNew Aquitaine
    9.1
  33. 33NiortNew Aquitaine
    8.9
  34. 34ÉtampesÎle-de-France
    8.8
  35. 35Aix-en-ProvenceProvence-Alpes-Côte d'Azur
    8.2
  36. 36AurillacAuvergne-Rhône-Alpes
    4.8
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, January 2025 · France now