What is the air quality in Yeoju?

Yeoju, South Korea has an annual US AQI of 85 (Polluted) and average PM2.5 of 25.3 µg/m³, ranking #4007 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Yeoju?

September is typically the cleanest month (AQI 58) and June the most polluted (AQI 103).

Where does Yeoju's air quality data come from?

PM2.5: 1998–2026 (monitors 2016–2026, satellite 1998–2016, 2019, 2021; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

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

Yeoju Air Quality Data

Global rank	City	Continent	AQI	PM2.5
4007	Yeoju, South Korea	Asia	AQI 85	PM2.5 25.3 µg/m³