What is the air quality in Chengdu?

Chengdu, China has an annual US AQI of 133 (Polluted) and average PM2.5 of 50.8 µg/m³, ranking #5445 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Chengdu?

September is typically the cleanest month (AQI 99) and January the most polluted (AQI 175).

PM2.5: 1998–2026 (monitors 2014–2026, satellite 1998–2014). Measured by government monitoring stations. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
5445	Chengdu, China	Asia	AQI 133	PM2.5 50.8 µg/m³