SmogRank / World / Mexico / Mexico City / 2026

Most polluted cities in Mexico City, Mexico, 2026

1 city in Mexico City, Mexico ranked by their average PM2.5 so far (278 of 365 days); 1 above the WHO annual guideline (5.0 µg/m³). The only one: Mexico City at 19.6 µg/m³, #370 of 2,745 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1Mexico City
    713.9×
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, 2026 · All cities in Mexico, 2026 · Mexico City now

Use this board

SmogRank, most polluted cities in Mexico City, Mexico, PM2.5, 2026 (so far), smogrank.com/mx/region/mexico-city/history/2026 (accessed 7 Oct 2026).

Download top 10 (PNG)

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.