What is the air quality in Petrópolis?

Petrópolis, Brazil has an annual US AQI of 57 (Reasonable) and average PM2.5 of 12.3 µg/m³, ranking #1567 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Petrópolis?

November is typically the cleanest month (AQI 53) and June the most polluted (AQI 61).

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
1567	Petrópolis, Brazil	South America	AQI 57	PM2.5 12.3 µg/m³