What is the air quality in Prato?

Prato, Italy has an annual US AQI of 70 (Polluted) and average PM2.5 of 18.1 µg/m³, ranking #3176 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Prato?

May is typically the cleanest month (AQI 56) and January the most polluted (AQI 95).

Where does Prato's air quality data come from?

PM2.5: 1998–2026 (monitors 2007–2009, 2011–2013, 2015–2026, satellite 1998–2006, 2010, 2014; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Prato, Italy — Air Quality & Clean City Guide 2026

Prato Air Quality Data

Global rank	City	Continent	AQI	PM2.5
3176	Prato, Italy	Europe	AQI 70	PM2.5 18.1 µg/m³