SmogRank / World / Mexico / November 2023

Most unhealthy days in Mexico, November 2023

35 cities in Mexico ranked by their share of unhealthy days over the 30 days. The most unhealthy days: Victoria de Durango, Mexico, 10 of 29 measured days. A city needs measurements on 70% of the days to be ranked.

Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.

← Victoria de Durango 34% 30%0
Every city in Mexico ranked for November 2023, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.
  1. 1Victoria de DurangoDurango
    10 of 29
  2. 2Ciudad Benito JuárezNuevo León
    8 of 30
  3. 3GuadalajaraJalisco
    7 of 28
  4. 4CholulaPuebla
    7 of 29
  5. 5TijuanaBaja California
    6 of 30
  6. 6Santa CatarinaNuevo León
    6 of 30
  7. 7MexicaliBaja California
    3 of 30
  8. 8SaltilloCoahuila
    2 of 28
  9. 9MonterreyNuevo León
    2 of 30
  10. 10TolucaMéxico
    1 of 30
  11. 11Ciudad General EscobedoNuevo León
    1 of 30
  12. 12Santiaguito TlalcilalcalliMéxico
    0 of 30
  13. 13San Antonio la IslaMéxico
    0 of 30
  14. 14Ciudad ApodacaNuevo León
    0 of 24
  15. 15SalamancaGuanajuato
    0 of 25
  16. 16CelayaGuanajuato
    0 of 30
  17. 17IrapuatoGuanajuato
    0 of 30
  18. 18Ciudad JuárezChihuahua
    0 of 30
  19. 19PueblaPuebla
    0 of 29
  20. 20Jardines de la SillaNuevo León
    0 of 21
  21. 21Tepeji del Río de OcampoHidalgo
    0 of 29
  22. 22Cadereyta JiménezNuevo León
    0 of 28
  23. 23Tetela del VolcánMorelos
    0 of 26
  24. 24León de los AldamaGuanajuato
    0 of 22
  25. 25TlaxcoapanHidalgo
    0 of 30
  26. 26NogalesSonora
    0 of 30
  27. 27GarcíaNuevo León
    0 of 21
  28. 28San MarcosHidalgo
    0 of 29
  29. 29CuernavacaMorelos
    0 of 30
  30. 30Santiago de QuerétaroQuerétaro
    0 of 27
  31. 31AbasoloGuanajuato
    0 of 29
  32. 32San Luis de la PazGuanajuato
    0 of 21
  33. 33San Juan del RíoQuerétaro
    0 of 23
  34. 33GuanajuatoGuanajuato
    0 of 28
  35. 35HuichapanHidalgo
    0 of 30
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, November 2023 · Mexico now

Regions

Baja California 2Chihuahua 1Coahuila 1Durango 1Guanajuato 7Hidalgo 4Jalisco 1México 3Morelos 2Nuevo León 8Puebla 2Querétaro 2Sonora 1

Ranked cities in each region, November 2023.

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SmogRank, most polluted cities in Mexico, by unhealthy days, PM2.5, November 2023, smogrank.com/mx/history/2023-11?by=days (accessed 7 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.