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
Air quality index (AQI) and PM2.5 air pollution in Porto
13 people follow this city
Porto Air Quality Map
Real-time Porto air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Porto?
| Weather | Broken clouds |
| Temperature | 77°F |
| Humidity | 91% |
| Wind | 1.5 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time Brazil city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Campinas, Sao Paulo | 97 |
| 2 | Sao Paulo, Sao Paulo | 56 |
| 3 | Recife, Pernambuco | 21 |
| 4 | Camacari, Bahia | 11 |
| 5 | Curitiba, Parana | 11 |
| 6 | Manaus, Amazonas | 11 |
| 7 | Cruzeiro do Sul, Acre | 8 |
| 8 | Rio Branco, Acre | 8 |
| 9 | Porto Velho, Rondonia | 5 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
21*
live AQI index
Good
Overview
What is the current air quality in Porto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5*µg/m³ | |
✓
PM2.5 concentration in Porto air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Porto?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Porto air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 21 AQI US |  70% | 91.4° 73.4° |  4.5 mp/h |
| Friday, Apr 26 | Good 31 AQI US | | 93.2° 71.6° | 4.5 mp/h |
| Saturday, Apr 27 | Good 22 AQI US | 90% | 86° 71.6° | 4.5 mp/h |
| Sunday, Apr 28 | Good 36 AQI US | 100% | 91.4° 71.6° | 2.2 mp/h |
| Monday, Apr 29 | Good 34 AQI US | 100% | 91.4° 71.6° | 2.2 mp/h |
| Tuesday, Apr 30 | Moderate 54 AQI US  | 100% | 82.4° 73.4° | 4.5 mp/h |
| Wednesday, May 1 | Good 50 AQI US | 60% | 91.4° 71.6° | 4.5 mp/h |
| Thursday, May 2 | Moderate 60 AQI US | 100% | 87.8° 71.6° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Porto?
No locations are available.
AQI US, Metric