What is the air quality in Changwon?

Changwon, South Korea has an annual US AQI of 72 (Polluted) and average PM2.5 of 19.6 µg/m³, ranking #3351 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Changwon?

September is typically the cleanest month (AQI 60) and May the most polluted (AQI 86).

Where does Changwon's air quality data come from?

PM2.5: 1998–2026 (monitors 2015–2026, satellite 1998–2014; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Changwon, South Korea — Air Quality & Clean City Guide 2026

Changwon Air Quality Data

Global rank	City	Continent	AQI	PM2.5
3351	Changwon, South Korea	Asia	AQI 72	PM2.5 19.6 µg/m³