What is the air quality in San Andrés Tuxtla?

San Andrés Tuxtla, Mexico has an annual US AQI of 59 (Reasonable) and average PM2.5 of 13.8 µg/m³, ranking #1996 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in San Andrés Tuxtla?

September is typically the cleanest month (AQI 52) and May the most polluted (AQI 76).

Where does San Andrés Tuxtla's air quality data come from?

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

San Andrés Tuxtla, Mexico — Air Quality & Clean City Guide 2026

San Andrés Tuxtla Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1996	San Andrés Tuxtla, Mexico	North America	AQI 59	PM2.5 13.8 µg/m³