City, Brazil
Air quality in Rio de Janeiro
11PM2.5 µg/m³, yearly
Moderate
The annual average PM2.5 in Rio de Janeiro was 11 µg/m³ in 2015, about 2.2 times the WHO guideline of 5 µg/m³.
Key facts
- PM2.5: 11 µg/m³ yearly average (2015). Measured at Rio de janeiro.
- PM10: 42 µg/m³ (2015).
- Nitrogen dioxide: 20 µg/m³ (2015), mostly from traffic.
- Recent average: 13.7 µg/m³ over the last five years of measurements.
PM2.5 by year
| Year | Annual average |
|---|---|
| 2015 | |
| 2014 | |
| 2013 |
Air quality across Brazil
| Place | PM2.5 | Level |
|---|---|---|
| Rio de Janeiro | 11 µg/m³ | Moderate |
| São Paulo | 17 µg/m³ | Polluted |
| Belo Horizonte | 30.1 µg/m³ | Very polluted |
Quick answers
Is the air in Rio de Janeiro bad?
Moderate: 11 µg/m³ of PM2.5 on average, 2.2× the WHO guideline.
How does Rio de Janeiro compare with the rest of Brazil?
People in Brazil breathe 13 µg/m³ of PM2.5 on average (2023, World Bank/WHO), against 11 µg/m³ measured here.
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Sources
- WHO Ambient Air Quality Database
- WHO air quality guidelines (2021)
- Live air quality map (WAQI)
- MetrôRio
- Riogaleão Airport
- Santos Dumont Airport (Infraero)
- Visit.Rio
Annual averages are measured values reported to the WHO; check a live map for today's air. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.