What is the air quality in Melbourne?

Melbourne, Australia has an annual US AQI of 38 (Reasonable) and average PM2.5 of 7.1 µg/m³, ranking #216 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Melbourne?

September is typically the cleanest month (AQI 32) and May the most polluted (AQI 45).

Where does Melbourne's air quality data come from?

PM2.5: 1998–2025 (monitors 2002–2025, satellite 1998–2002, 2006). Measured by government monitoring stations. Full sources are on the methodology page.

Melbourne, Australia — Air Quality & Clean City Guide 2026

Melbourne Air Quality Data

Global rank	City	Continent	AQI	PM2.5
216	Melbourne, Australia	Oceania	AQI 38	PM2.5 7.1 µg/m³