Air quality in Brasília today
Brazil · Updated Thursday 21:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Fair European AQI
Fine for almost everyone.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 14 µg/m³ | Fair |
| PM10 | 15 µg/m³ | Good |
| NO₂ | 20 µg/m³ | Good |
| O₃ | 66 µg/m³ | Fair |
The pollutant that matters most in Brasília right now is PM2.5.
Forecast: next 24 hours
Over the next 24 hours the air in Brasília is expected to be worst around Fri 13:00 (AQI 65, poor). The cleanest hour is expected around Fri 03:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Thu 22:00 | 40 | Fair | 15 |
| Fri 01:00 | 36 | Fair | 13 |
| Fri 04:00 | 33 | Fair | 12 |
| Fri 07:00 | 38 | Fair | 14 |
| Fri 10:00 | 53 | Moderate | 16 |
| Fri 13:00 | 65 | Poor | 17 |
| Fri 16:00 | 61 | Poor | 16 |
| Fri 19:00 | 43 | Moderate | 20 |
The last 30 days
Over the last 30 days the average daily AQI in Brasília was 39, with 0 day(s) rated poor or worse. The cleanest day was 19 Sept, the most polluted 16 Sept.
Questions and answers
- Is the air in Brasília good today?
- Right now the European Air Quality Index in Brasília is 38, which is fair. Fine for almost everyone.
- What pollutes the air in Brasília?
- At the moment PM2.5 contributes most to the air quality index in Brasília. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Brasília be cleanest?
- Over the next 24 hours the air in Brasília is expected to be worst around Fri 13:00 (AQI 65, poor). The cleanest hour is expected around Fri 03:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.