Highest air pollution São Paulo, today and tomorrow

Today (25 June): Air quality in São Paulo is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 AM (O3: 18.1/100).
Tomorrow (26 June 2026): Air quality in São Paulo is good. All pollutants stay as today. Pollution peaks around 9:00 PM (O3: 16.6/100). Airmine updates local air quality forecasts four times daily.

For long term forecasts and maps, see the Airmine app

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

In São Paulo, air quality is influenced by traffic, urban density, and industrial emissions. During the dry season, pollution can also be affected by smoke from biomass burning in regions such as the Cerrado and the Amazon.

Today - 25 June | Pollution peaks at 01:00

AQI:

Good

18.1/100

PM2.5 (fine particles):

Good

7.8/100

PM10 (coarse particles):

Good

3.6/100

NO2 (nitrogen dioxide):

Good

0/100

O3 (ozone):

Good

18.1/100

SO2 (sulfur dioxide):

Good

0/100

CO (carbon monoxide):

Good

0/100

HCHO (formaldehyde):

Good

0.4/100

PM1 (ultrafine particles):

Good

0.8/100

Levels show the poorest local air quality during the day

Tomorrow - 26 June | Pollution peaks at 21:00

AQI:

Good

16.6/100

PM2.5 (fine particles):

Good

6.3/100

PM10 (coarse particles):

Good

2.9/100

NO2 (nitrogen dioxide):

Good

0/100

O3 (ozone):

Good

16.6/100

SO2 (sulfur dioxide):

Good

0/100

CO (carbon monoxide):

Good

0/100

HCHO (formaldehyde):

Good

0.4/100

PM1 (ultrafine particles):

Good

0.8/100

Pollen forecast in São Paulo

View pollen forecast

Air quality forecasts for neighbourhoods and landmarks in São Paulo

Frequently Asked Questions

Is air quality bad in São Paulo right now?

On 25 June 2026, overall air quality in São Paulo is good. AQI is the main air quality indicator at 18.1/100. Pollution peaks around 1:00 AM (O3: 18.1/100).

Will air quality be worse tomorrow in São Paulo?

On 26 June 2026, air quality conditions in São Paulo will be similar to today, with AQI forecast at good at 16.6/100. Pollution peaks around 9:00 PM (O3: 16.6/100).

When is air pollution at its highest in São Paulo?

Pollution levels in São Paulo are typically higher in the evening, when emissions accumulate across the dense road network and surrounding valleys can restrict airflow. Dry conditions can make this buildup more pronounced.

Are air quality levels in São Paulo based on measurements or forecasts?

It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.

Check air quality in other popular cities:

Data provided by Airmine — Last update: 25 June 2026 at 09:02 CET (Data is updated four times daily.)

This forecast is produced independently using Airmine's own atmospheric data and models.

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

For long term forecasts and maps, see the Airmine app

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team