What is the air quality in Jeonju?

Jeonju, South Korea has an annual US AQI of 78 (Polluted) and average PM2.5 of 22.6 µg/m³, ranking #3678 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Jeonju?

September is typically the cleanest month (AQI 60) and March the most polluted (AQI 89).

Where does Jeonju's air quality data come from?

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

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

Jeonju Air Quality Data

Global rank	City	Continent	AQI	PM2.5
3678	Jeonju, South Korea	Asia	AQI 78	PM2.5 22.6 µg/m³