Get a monitor and contributor to air quality data in your city.
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
7.3K people follow this city
Porto Air Quality Map
Real-time Porto air pollution map
AIR QUALITY DATA CONTRIBUTORS
Agência Portuguesa do Ambiente
See all
Pollen
What is the pollen count in Porto today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Porto?
| Weather | Mist |
| Temperature | 59°F |
| Humidity | 95% |
| Wind | 5.7 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time Portugal city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Lisbon, Lisbon | 26 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Porto aqi ranking
Real-time Porto air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Sobreiras - Lordelo do Ouro | 29 |
(local time)
SEE WORLD AQI RANKING
US AQI
30
live AQI index
Good
Overview
What is the current air quality in Porto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 30 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2µg/m³ | |
| O3 | 73µg/m³ | |
| NO2 | 8µg/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 |
|---|---|---|---|---|
| Friday, May 24 | Good 36 AQI US |  | 66.2° 55.4° |  8.9 mp/h |
| Saturday, May 25 | Good 30 AQI US |  | 64.4° 55.4° | 8.9 mp/h |
| Saturday, May 25 | Good 32 AQI US | 40% | 64.4° 55.4° | 8.9 mp/h |
| Today | Good 30 AQI US | | 62.6° 55.4° | 17.9 mp/h |
| Monday, May 27 | Good 37 AQI US | | 64.4° 53.6° | 20.1 mp/h |
| Tuesday, May 28 | Good 34 AQI US |  | 68° 57.2° | 17.9 mp/h |
| Wednesday, May 29 | Moderate 53 AQI US  | | 69.8° 59° | 20.1 mp/h |
| Thursday, May 30 | Moderate 67 AQI US |  | 71.6° 60.8° | 20.1 mp/h |
| Friday, May 31 | Good 37 AQI US | | 73.4° 62.6° | 13.4 mp/h |
| Saturday, Jun 1 | Good 33 AQI US | | 71.6° 60.8° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Porto air quality data attribution
1Contributor
- Agência Portuguesa do Ambiente
1 station
Government Contributor
2 Data sources
Where is the cleanest air quality in Porto?
AQI US, Metric