What is the air quality in Rio Grande?

Rio Grande, Brazil has an annual US AQI of 45 (Reasonable) and average PM2.5 of 8.5 µg/m³, ranking #458 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Rio Grande?

March is typically the cleanest month (AQI 37) and August the most polluted (AQI 55).

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
458	Rio Grande, Brazil	South America	AQI 45	PM2.5 8.5 µg/m³