Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Porto Alegre
Air quality index (AQI) and PM2.5 air pollution in Porto Alegre
930 people follow this city
Porto Alegre Air Quality Map
Real-time Porto Alegre air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Porto Alegre?
| Weather | Rain |
| Temperature | 64.4°F |
| Humidity | 93% |
| Wind | 3 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Brazil city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Sao Paulo, Sao Paulo | 123 |
| 2 | Campinas, Sao Paulo | 94 |
| 3 | Curitiba, Parana | 86 |
| 4 | Porto Velho, Rondonia | 42 |
| 5 | Recife, Pernambuco | 38 |
| 6 | Rio Branco, Acre | 36 |
| 7 | Camacari, Bahia | 26 |
| 8 | Manaus, Amazonas | 17 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
53*
live AQI index
Moderate
Overview
What is the current air quality in Porto Alegre?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.4*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Porto Alegre is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Porto Alegre?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Porto Alegre air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US |  100% | 68° 64.4° |  4.5 mp/h |
| Friday, May 24 | Good 27 AQI US  | 100% | 66.2° 51.8° | 13.4 mp/h |
| Saturday, May 25 | Good 15 AQI US | 50% | 55.4° 48.2° | 6.7 mp/h |
| Sunday, May 26 | Good 17 AQI US | 30% | 59° 53.6° | 8.9 mp/h |
| Monday, May 27 | Good 43 AQI US | 100% | 59° 55.4° | 6.7 mp/h |
| Tuesday, May 28 | Good 20 AQI US | 70% | 59° 51.8° | 11.2 mp/h |
| Wednesday, May 29 | Good 41 AQI US |  | 62.6° 48.2° | 4.5 mp/h |
Interested in hourly forecast? Get the app
Where is the cleanest air quality in Porto Alegre?
No locations are available.
AQI US, Metric