What is the air quality in Beppu?

Beppu, Japan has an annual US AQI of 58 (Reasonable) and average PM2.5 of 12.8 µg/m³, ranking #1739 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Beppu?

December is typically the cleanest month (AQI 51) and May the most polluted (AQI 71).

Where does Beppu's air quality data come from?

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

Beppu, Japan — Air Quality & Clean City Guide 2026

Beppu Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1739	Beppu, Japan	Asia	AQI 58	PM2.5 12.8 µg/m³