SmogRank / Countries / Spain / January 2026

Most polluted cities in Spain, January 2026

60 cities in Spain ranked by their average PM2.5 over the 31 days. Worst: Ourense at 21.8 µg/m³, #240 of 2,047 cities in the world. Cleanest: Bermeo at 2.4. A city needs measurements on 70% of the days to be ranked.

  1. 1OurenseGalicia
    21.8
  2. 2ManlleuCatalonia
    20.4
  3. 3Molina de SeguraMurcia
    19.3
  4. 4MurciaMurcia
    17.8
  5. 5AlcantarillaMurcia
    11.7
  6. 6Santa LucíaCanary Islands
    11.3
  7. 7PalenciaCastille and León
    9.9
  8. 8SamaAsturias
    9.3
  9. 9VigoGalicia
    9.2
  10. 10Barrio de PeralMurcia
    8.9
  11. 11A CoruñaGalicia
    8.7
  12. 12FerrolGalicia
    8.6
  13. 13San RoqueAndalusia
    8.5
  14. 13Santiago de CompostelaGalicia
    8.5
  15. 15Grao de MurviedroValencia
    8.4
  16. 16JumillaMurcia
    8.2
  17. 16CartagenaMurcia
    8.2
  18. 16SalamancaCastille and León
    8.2
  19. 19ValenciaValencia
    8.1
  20. 20CandelariaCanary Islands
    8.0
  21. 21SaguntoValencia
    7.6
  22. 22OriaBasque Country
    7.5
  23. 23TudelaNavarre
    7.4
  24. 23OviedoAsturias
    7.4
  25. 25EldaValencia
    7.2
  26. 26ZaragozaAragon
    7.1
  27. 27LorcaMurcia
    6.9
  28. 28LugoGalicia
    6.7
  29. 29ArrecifeCanary Islands
    6.6
  30. 30TorreviejaValencia
    6.2
  31. 31MadridMadrid
    6.0
  32. 31LeónCastille and León
    6.0
  33. 31AmorebietaBasque Country
    6.0
  34. 34ManzanaresCastille-La Mancha
    5.8
  35. 35Castelló de la PlanaValencia
    5.7
  36. 35CosladaMadrid
    5.7
  37. 37BurgosCastille and León
    5.6
  38. 38Alcalá de HenaresMadrid
    5.5
  39. 39Torrejón de ArdozMadrid
    5.3
  40. 39CulleredoGalicia
    5.3
  41. 41Gasteiz / VitoriaBasque Country
    5.2
  42. 42DurangoBasque Country
    4.9
  43. 43Collado-VillalbaMadrid
    4.8
  44. 44LalínGalicia
    4.6
  45. 45Donostia / San SebastiánBasque Country
    4.5
  46. 45Laudio / LlodioBasque Country
    4.5
  47. 47PamplonaNavarre
    4.4
  48. 48VillenaValencia
    4.3
  49. 48BilbaoBasque Country
    4.3
  50. 50AlicanteValencia
    4.2
  51. 51Medina del CampoCastille and León
    4.1
  52. 52Miranda de EbroCastille and León
    3.6
  53. 53GetxoBasque Country
    3.5
  54. 54ZarautzBasque Country
    3.3
  55. 54SoriaCastille and León
    3.3
  56. 54Aranda de DueroCastille and León
    3.3
  57. 54AlgeteMadrid
    3.3
  58. 58CaravacaMurcia
    3.1
  59. 59SanturtziBasque Country
    2.9
  60. 60BermeoBasque Country
    2.4
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 2026 · Spain now