What is the air quality in Himeji?

Himeji, Japan has an annual US AQI of 59 (Reasonable) and average PM2.5 of 13 µg/m³, ranking #1869 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Himeji?

September is typically the cleanest month (AQI 52) and June the most polluted (AQI 66).

Where does Himeji's air quality data come from?

PM2.5: 1998–2026 (monitors 2011–2026, satellite 1998–2011, 2024; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Himeji, Japan — Air Quality & Clean City Guide 2026

Himeji Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1869	Himeji, Japan	Asia	AQI 59	PM2.5 13 µg/m³