What is the air quality in Hitachinaka?

Hitachinaka, Japan has an annual US AQI of 52 (Reasonable) and average PM2.5 of 10.8 µg/m³, ranking #992 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Hitachinaka?

January is typically the cleanest month (AQI 45) and May the most polluted (AQI 63).

Where does Hitachinaka's air quality data come from?

PM2.5: 1998–2026 (monitors 2014–2026, satellite 1998–2015; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Hitachinaka, Japan — Air Quality & Clean City Guide 2026

Hitachinaka Air Quality Data

Global rank	City	Continent	AQI	PM2.5
992	Hitachinaka, Japan	Asia	AQI 52	PM2.5 10.8 µg/m³