What is the air quality in Porto Velho?

Porto Velho, Brazil has an annual US AQI of 86 (Polluted) and average PM2.5 of 28.3 µg/m³, ranking #4087 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Porto Velho?

June is typically the cleanest month (AQI 62) and September the most polluted (AQI 141).

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
4087	Porto Velho, Brazil	South America	AQI 86	PM2.5 28.3 µg/m³