What is the air quality in Inzai?

Inzai, Japan has an annual US AQI of 56 (Reasonable) and average PM2.5 of 12.3 µg/m³, ranking #1482 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Inzai?

September is typically the cleanest month (AQI 50) and May the most polluted (AQI 66).

Where does Inzai's air quality data come from?

PM2.5: 1998–2026 (monitors 2011–2026, satellite 1998–2011, 2013, 2018; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Inzai, Japan — Air Quality & Clean City Guide 2026

Inzai Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1482	Inzai, Japan	Asia	AQI 56	PM2.5 12.3 µg/m³