What is the air quality in Taichung?

Taichung, Taiwan has an annual US AQI of 90 (Polluted) and average PM2.5 of 29.1 µg/m³, ranking #4249 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Taichung?

June is typically the cleanest month (AQI 69) and March the most polluted (AQI 107).

Where does Taichung's air quality data come from?

PM2.5: 1997–2026 (monitors 1997–2026, satellite 1998; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Taichung, Taiwan — Air Quality & Clean City Guide 2026

Taichung Air Quality Data

Global rank	City	Continent	AQI	PM2.5
4249	Taichung, Taiwan	Asia	AQI 90	PM2.5 29.1 µg/m³