What is the air quality in Toyama?

Toyama, Japan has an annual US AQI of 53 (Reasonable) and average PM2.5 of 11 µg/m³, ranking #1083 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Toyama?

December is typically the cleanest month (AQI 41) and May the most polluted (AQI 73).

Where does Toyama's air quality data come from?

PM2.5: 1998–2026 (monitors 2012–2026, satellite 1998–2012; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Toyama, Japan — Air Quality & Clean City Guide 2026

Toyama Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1083	Toyama, Japan	Asia	AQI 53	PM2.5 11 µg/m³