Belém, São Paulo
São Paulo

Air Quality

São Paulo • 3 days
Good
Moderate
Sensitive groups
Unhealthy
Very unhealthy
Hazardous
Today 29/07
😐
Moderate AQI 54 / 300
GoodModerateHazardous
PM2.5
13.8 µg/m³
PM10
14.0 µg/m³
Ozone (O₃)
45.0 µg/m³
Nitrogen dioxide (NO₂)
31.0 µg/m³
Sulfur dioxide (SO₂)
10.0 µg/m³
Carbon monoxide (CO)
158.0 µg/m³
Tomorrow 30/07
😐
Moderate AQI 52 / 300
GoodModerateHazardous
PM2.5
12.9 µg/m³
PM10
14.9 µg/m³
Ozone (O₃)
55.3 µg/m³
Nitrogen dioxide (NO₂)
22.7 µg/m³
Sulfur dioxide (SO₂)
8.6 µg/m³
Carbon monoxide (CO)
242.4 µg/m³
Fri 31/07
😐
Moderate AQI 58 / 300
GoodModerateHazardous
PM2.5
15.6 µg/m³
PM10
17.6 µg/m³
Ozone (O₃)
65.3 µg/m³
Nitrogen dioxide (NO₂)
25.7 µg/m³
Sulfur dioxide (SO₂)
11.2 µg/m³
Carbon monoxide (CO)
261.8 µg/m³

The air in São Paulo today feels a bit heavy, like the city’s been holding its breath. You might notice a slight haze, and breathing can feel a little less crisp than usual, especially if you’re out and about. It’s not terrible, but it’s not the freshest day either.

If you were thinking of a long run or a bike ride, you might want to take it a bit easier today. A gentle walk is fine, but pushing yourself hard outdoors could leave you feeling more tired than usual. Opening the windows for a short while is okay, but it’s a good idea to keep them mostly closed to avoid letting that stuffy air settle inside.

For most people, this is just a so-so day, nothing to worry about. But if you have young children, or if you or an older family member have any breathing or heart concerns, it’s wise to keep any outdoor activity light. No need to cancel plans, just take things at a slower pace.

The good news is this isn’t a bad spell, just a bit of a sluggish day. By evening, the air should feel a little lighter. In the meantime, enjoy your morning coffee or a quiet hour indoors. You’re doing fine, and tomorrow will likely feel much better.

Weather map

Wind, rain and temperature — Belém
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Air quality in Belém, São Paulo (SP)

Air quality in the district of Belém, São Paulo (capital): air quality index (AQI), PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide and carbon monoxide for today, tomorrow and the day after.