SmogRank / Countries / Spain / March 2025

Most polluted cities in Spain, March 2025

78 cities in Spain ranked by their average PM2.5 over the 31 days. Worst: Ourense at 17.5 µg/m³, #428 of 2,218 cities in the world. Cleanest: Alicante at 2.1. A city needs measurements on 70% of the days to be ranked.

  1. 1OurenseGalicia
    17.5
  2. 2Mollet del VallèsCatalonia
    12.9
  3. 3SamaAsturias
    12.6
  4. 4MurciaMurcia
    11.0
  5. 5Molina de SeguraMurcia
    10.5
  6. 5CartagenaMurcia
    10.5
  7. 7ValenciaValencia
    10.4
  8. 8GijónAsturias
    10.1
  9. 9CandelariaCanary Islands
    10.0
  10. 10BarcelonaCatalonia
    9.9
  11. 11Barrio de PeralMurcia
    9.7
  12. 12LogroñoLa Rioja
    9.2
  13. 13OviedoAsturias
    9.1
  14. 13OriaBasque Country
    9.1
  15. 15ManlleuCatalonia
    8.8
  16. 16CosladaMadrid
    8.6
  17. 17AlcantarillaMurcia
    8.5
  18. 17TarragonaCatalonia
    8.5
  19. 17LugoGalicia
    8.5
  20. 20VigoGalicia
    8.2
  21. 21LleidaCatalonia
    8.0
  22. 22LorcaMurcia
    7.9
  23. 23GironaCatalonia
    7.8
  24. 24DurangoBasque Country
    7.6
  25. 24AmorebietaBasque Country
    7.6
  26. 26Vilanova i la GeltrúCatalonia
    7.4
  27. 27A CoruñaGalicia
    7.0
  28. 28LalínGalicia
    6.7
  29. 29IngenioCanary Islands
    6.6
  30. 29BilbaoBasque Country
    6.6
  31. 31Grao de MurviedroValencia
    6.5
  32. 31HernaniBasque Country
    6.5
  33. 31AvilésAsturias
    6.5
  34. 34SaguntoValencia
    6.4
  35. 35MaspalomasCanary Islands
    6.3
  36. 35ArucasCanary Islands
    6.3
  37. 37Alcalá de HenaresMadrid
    6.2
  38. 38ZaragozaAragon
    6.1
  39. 38FuenlabradaMadrid
    6.1
  40. 38Collado-VillalbaMadrid
    6.1
  41. 41Gasteiz / VitoriaBasque Country
    5.9
  42. 41Santiago de CompostelaGalicia
    5.9
  43. 43TudelaNavarre
    5.8
  44. 43Donostia / San SebastiánBasque Country
    5.8
  45. 43SalouCatalonia
    5.8
  46. 43Laudio / LlodioBasque Country
    5.8
  47. 43GetxoBasque Country
    5.8
  48. 48Santa Cruz de la PalmaCanary Islands
    5.7
  49. 48San IsidroCanary Islands
    5.7
  50. 50Las Palmas de Gran CanariaCanary Islands
    5.6
  51. 50ValdemoroMadrid
    5.6
  52. 52PamplonaNavarre
    5.5
  53. 53FerrolGalicia
    5.4
  54. 54Santa Cruz de TenerifeCanary Islands
    5.3
  55. 54Puerto del RosarioCanary Islands
    5.3
  56. 54ArrecifeCanary Islands
    5.3
  57. 57JumillaMurcia
    5.2
  58. 58Castelló de la PlanaValencia
    5.1
  59. 59La OrotavaCanary Islands
    4.9
  60. 60Santa LucíaCanary Islands
    4.7
  61. 61Los BarriosAndalusia
    4.6
  62. 61MóstolesMadrid
    4.6
  63. 61MadridMadrid
    4.6
  64. 64TeldeCanary Islands
    4.4
  65. 64Granadilla de AbonaCanary Islands
    4.4
  66. 64NarónGalicia
    4.4
  67. 67VillenaValencia
    4.1
  68. 67TorreviejaValencia
    4.1
  69. 67CaravacaMurcia
    4.1
  70. 67CulleredoGalicia
    4.1
  71. 71Torrejón de ArdozMadrid
    4.0
  72. 72EldaValencia
    3.8
  73. 72AronaCanary Islands
    3.8
  74. 74PontevedraGalicia
    3.6
  75. 74BermeoBasque Country
    3.6
  76. 76BenicàssimValencia
    3.1
  77. 77AlgeteMadrid
    2.8
  78. 78AlicanteValencia
    2.1
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, March 2025 · Spain now