What is the air quality in Saltillo?

Saltillo, Mexico has an annual US AQI of 64 (Polluted) and average PM2.5 of 15.9 µg/m³, ranking #2607 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Saltillo?

August is typically the cleanest month (AQI 57) and April the most polluted (AQI 70).

Where does Saltillo's air quality data come from?

PM2.5: 1998–2026 (monitors 2020–2026, satellite 1998–2020, 2022, 2024, model 2025; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Saltillo, Mexico — Air Quality & Clean City Guide 2026

Saltillo Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2607	Saltillo, Mexico	North America	AQI 64	PM2.5 15.9 µg/m³