21
Good · Dominant pollutant: PM2.5
Air quality is satisfactory; air pollution poses little or no risk.
The current Air Quality Index (AQI) in São Paulo is 21, categorized as Good. Air quality is satisfactory; air pollution poses little or no risk.
Pollutants & conditions
| Measurement | Value |
|---|
| PM2.5 | 21 |
| PM10 | 7 |
| Ozone (O₃) | 9 |
| Nitrogen Dioxide (NO₂) | 15.6 |
| Carbon Monoxide (CO) | 2.8 |
| Temperature (°C) | 16.1 |
| Humidity (%) | 93.4 |
| Pressure (hPa) | 1031.7 |
| Wind (m/s) | 0.5 |
| Wind Gust (m/s) | 1.6 |
PM2.5 forecast
| Date | Avg | Min | Max |
|---|
| 2026-05-19 | 60 | 60 | 60 |
| 2026-05-20 | 69 | 54 | 111 |
| 2026-05-21 | 51 | 33 | 68 |
| 2026-05-22 | 38 | 33 | 50 |
| 2026-05-23 | 52 | 31 | 70 |
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