SmogRank / Countries / France / January 2023

Most polluted cities in France, January 2023

27 cities in France ranked by their average PM2.5 over the 31 days. Worst: Meylan at 20.0 µg/m³, #81 of 849 cities in the world. Cleanest: Montpellier at 8.6. A city needs measurements on 70% of the days to be ranked.

  1. 1MeylanAuvergne-Rhône-Alpes
    20.0
  2. 2GrenobleAuvergne-Rhône-Alpes
    17.1
  3. 3ChambéryAuvergne-Rhône-Alpes
    15.8
  4. 4DouaiHauts-de-France
    15.0
  5. 5AlbertvilleAuvergne-Rhône-Alpes
    14.2
  6. 6AnnemasseAuvergne-Rhône-Alpes
    13.9
  7. 7Romans-sur-IsèreAuvergne-Rhône-Alpes
    13.7
  8. 8DaxNew Aquitaine
    13.2
  9. 9MeyzieuAuvergne-Rhône-Alpes
    13.0
  10. 10ParisÎle-de-France
    12.4
  11. 11LyonAuvergne-Rhône-Alpes
    12.0
  12. 12ValenceAuvergne-Rhône-Alpes
    11.9
  13. 12PauNew Aquitaine
    11.9
  14. 14Bourg-en-BresseAuvergne-Rhône-Alpes
    11.8
  15. 15ToulouseOccitanie
    11.7
  16. 16Joué-lès-ToursCentre-Val de Loire
    11.5
  17. 17AngoulêmeNew Aquitaine
    10.5
  18. 18BloisCentre-Val de Loire
    10.4
  19. 19Saint-ÉtienneAuvergne-Rhône-Alpes
    10.3
  20. 19DreuxCentre-Val de Loire
    10.3
  21. 21Saint-ChamondAuvergne-Rhône-Alpes
    10.1
  22. 21OlivetCentre-Val de Loire
    10.1
  23. 23Clermont-FerrandAuvergne-Rhône-Alpes
    9.9
  24. 23ChâteaurouxCentre-Val de Loire
    9.9
  25. 25BourgesCentre-Val de Loire
    9.2
  26. 26NancyGrand Est
    8.7
  27. 27MontpellierOccitanie
    8.6
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 2023 · France now

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SmogRank, most polluted cities in France, PM2.5, January 2023, smogrank.com/fr/history/2023-01 (accessed 2 Oct 2026).

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