What is the air quality in Tomakomai?

Tomakomai, Japan has an annual US AQI of 52 (Reasonable) and average PM2.5 of 10.9 µg/m³, ranking #1010 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Tomakomai?

September is typically the cleanest month (AQI 47) and April the most polluted (AQI 61).

Where does Tomakomai's air quality data come from?

PM2.5: 1998–2026 (monitors 2013–2026, satellite 1998–2012; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Tomakomai, Japan — Air Quality & Clean City Guide 2026

Tomakomai Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1010	Tomakomai, Japan	Asia	AQI 52	PM2.5 10.9 µg/m³