What is the air quality in Osasco?

Osasco, Brazil has an annual US AQI of 65 (Polluted) and average PM2.5 of 16.5 µg/m³, ranking #2747 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Osasco?

January is typically the cleanest month (AQI 56) and July the most polluted (AQI 77).

Where does Osasco's air quality data come from?

PM2.5: 1998–2024 (monitors 2017, 2021–2023, satellite 1998–2024). Measured by government monitoring stations. Full sources are on the methodology page.

Osasco, Brazil — Air Quality & Clean City Guide 2026

Osasco Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2747	Osasco, Brazil	South America	AQI 65	PM2.5 16.5 µg/m³