Brazil: Air Quality Today — AQI Index, Smog, Pollen, UV and City Forecasts

Locations

São Paulo

62 PM2.5 µg/m³

Unhealthy

PM10 63 NO₂ 90 O₃ 0

Rio de Janeiro

23 PM2.5 µg/m³

Moderate

PM10 26 NO₂ 50 O₃ 22

Salvador

17 PM2.5 µg/m³

Moderate

PM10 23 NO₂ 10 O₃ 43

Fortaleza

11 PM2.5 µg/m³

Good

PM10 18 NO₂ 0.5 O₃ 59

Belo Horizonte

7.4 PM2.5 µg/m³

Good

PM10 7.9 NO₂ 17 O₃ 55

Brasília

16 PM2.5 µg/m³

Moderate

PM10 17 NO₂ 56 O₃ 15

Curitiba

18 PM2.5 µg/m³

Moderate

PM10 19 NO₂ 41 O₃ 9

Manaus

16 PM2.5 µg/m³

Moderate

PM10 17 NO₂ 13 O₃ 42

Recife

13 PM2.5 µg/m³

Good

PM10 20 NO₂ 2.6 O₃ 66

Belém

12 PM2.5 µg/m³

Good

PM10 17 NO₂ 3.9 O₃ 48

Porto Alegre

16 PM2.5 µg/m³

Moderate

PM10 18 NO₂ 23 O₃ 36

Goiânia

19 PM2.5 µg/m³

Moderate

PM10 20 NO₂ 28 O₃ 57

Guarulhos

73 PM2.5 µg/m³

Unhealthy

PM10 73 NO₂ 130 O₃ 0

Campinas

58 PM2.5 µg/m³

Unhealthy

PM10 60 NO₂ 73 O₃ 0

Nova Iguaçu

21 PM2.5 µg/m³

Moderate

PM10 23 NO₂ 46 O₃ 26

Maceió

14 PM2.5 µg/m³

Moderate

PM10 19 NO₂ 4.7 O₃ 52

São Luís

9.7 PM2.5 µg/m³

Good

PM10 15 NO₂ 1.8 O₃ 62

Duque de Caxias

23 PM2.5 µg/m³

Moderate

PM10 26 NO₂ 50 O₃ 22

Natal

8.5 PM2.5 µg/m³

Good

PM10 13 NO₂ 2.1 O₃ 60

Teresina

21 PM2.5 µg/m³

Moderate

PM10 23 NO₂ 26 O₃ 39

Current data Wednesday, August 26, 2026 at 10:00 PM

PM2,5 23 (Moderate)

PM10 26 (Moderate)

O3 36 (Good)

NO2 33 (Good)

SO2 6 (Good)

CO 282 (Good)

index	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20	2026-08-19
PM2,5	18 Moderate	13 Moderate	11 Good	12 Good	12 Good	13 Moderate	18 Moderate	16 Moderate
PM10	21 Moderate	16 Good	15 Good	15 Good	16 Good	15 Good	20 Moderate	18 Good
O3	60 Good	60 Good	61 Good	67 Good	66 Good	67 Good	78 Moderate	70 Moderate
NO2	19 Good	13 Good	9 Good	7 Good	8 Good	12 Good	15 Good	19 Good
SO2	6 Good	4 Good	3 Good	4 Good	4 Good	3 Good	5 Good	5 Good
CO	266 Good	206 Good	178 Good	160 Good	172 Good	250 Good	330 Good	341 Good

data source »

pollution pm25 hikersbay.com — Air pollution in Brazil from October 2015 to October 2017

index	2017-10	2017-09	2017-08	2017-07	2017-06	2017-05	2017-04	2017-03	2017-02	2017-01	2016-12	2016-11	2016-10	2016-09	2016-08	2016-07	2016-06	2016-05	2016-04	2016-03	2016-02	2016-01	2015-12	2015-10
	17 Moderate	31 Moderate	18 Moderate	16 Moderate	16 Moderate	14 Moderate	11 Good	9.1 Good	12 Good	10 Good	11 Good	11 Good	11 Good	15 Moderate	19 Moderate	23 Moderate	17 Moderate	13 Moderate	20 Moderate	12 Good	8.5 Good	14 Moderate	7 Good	34 Moderate
PM10	30 Moderate	53 Unhealthy for Sensitive Groups	32 Moderate	29 Moderate	28 Moderate	24 Moderate	19 Good	18 Good	20 Moderate	16 Good	19 Good	21 Moderate	21 Moderate	30 Moderate	35 Moderate	41 Moderate	27 Moderate	24 Moderate	40 Moderate	23 Moderate	30 Moderate	20 Good	18 Good	27 Moderate
NO2	20 Good	26 Good	27 Good	23 Good	27 Good	22 Good	17 Good	15 Good	16 Good	15 Good	15 Good	16 Good	17 Good	21 Good	30 Good	29 Good	25 Good	23 Good	24 Good	17 Good	18 Good	19 Good	8 Good	64 Moderate
O3	56 Good	66 Good	42 Good	31 Good	28 Good	30 Good	36 Good	37 Good	42 Good	42 Good	48 Good	50 Good	50 Good	52 Good	42 Good	33 Good	27 Good	29 Good	47 Good	34 Good	96 Moderate	24 Good	58 Good	28 Good

data source »

Quality of life in Brazil

Green and Parks in the City

Brazil 55%

Paraguay: 46% Bolivia: 55% Montenegro: 53% Suriname: 40% Uruguay: 65%

Pleasure of spending time in the city

Brazil 62%

Paraguay: 49% Bolivia: 40% Montenegro: 69% Suriname: 63% Uruguay: 67%

Air Pollution

Brazil 42%

Paraguay: 56% Bolivia: 64% Montenegro: 40% Suriname: 39% Uruguay: 29%

Garbage Disposal

Brazil 48%

Paraguay: 30% Bolivia: 34% Montenegro: 42% Uruguay: 34%

Availability and quality of drinking water

Brazil 64%

Paraguay: 57% Montenegro: 71% Suriname: 64% Uruguay: 73%

Cleanliness and tidiness

Brazil 44%

Paraguay: 26% Bolivia: 32% Montenegro: 51% Suriname: 36% Uruguay: 38%

Noise and Light pollution

Brazil 53%

Paraguay: 52% Bolivia: 59% Montenegro: 32% Suriname: 34% Uruguay: 48%

Water Pollution

Brazil 58%

Paraguay: 65% Bolivia: 66% Montenegro: 38% Suriname: 57% Uruguay: 46%

Source: Numbeo

* Pollution data source: https://openaq.org (Sao Paulo) The data is licensed under CC-By 4.0

Frequently asked questions

Is the air safe to breathe in Brazil today?

The current average PM2.5 across Brazil is about 23 µg/m³, rated “Moderate”. Air quality is acceptable, but unusually sensitive people should limit prolonged outdoor exertion.

What is the current PM2.5 level in Brazil?

Right now PM2.5 in Brazil averages about 23 µg/m³ (“Moderate”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which cities in Brazil have the best and worst air quality now?

Guarulhos currently has the highest PM2.5 (73 µg/m³), while Belo Horizonte has the cleanest air (7 µg/m³).

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.

☀️ UV Index · 16-day Forecast — Brazil

The UV index in Brazil today is 7.9 (high) — unprotected fair skin can burn in about 25 minutes.

🌦️ Weather · 16-day Forecast — Brazil

16-day weather forecast for Brazil: today around 40°C (partly cloudy), lows near 22°C. Daily temperature and conditions, updated every day.