What is the air quality in Tehuacán?

Tehuacán, Mexico has an annual US AQI of 61 (Polluted) and average PM2.5 of 14.9 µg/m³, ranking #2304 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Tehuacán?

November is typically the cleanest month (AQI 52) and May the most polluted (AQI 82).

Where does Tehuacán's air quality data come from?

PM2.5: 1998–2026 (monitors 2023–2026, satellite 1998–2023; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Tehuacán, Mexico — Air Quality & Clean City Guide 2026

Tehuacán Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2304	Tehuacán, Mexico	North America	AQI 61	PM2.5 14.9 µg/m³