Choose another country or region to see content specific to your location and shop online.

Porto

Air quality in Porto

Air quality index (AQI⁺) and PM2.5 air pollution in Porto • 09:29, Aug 29

Live most polluted city ranking

Real-time Porto most polluted city ranking

#	Cities	AQI⁺ US
1	Avintes	53
2	Canidelo	50
3	Matosinhos	50
4	Valongo	39
5	Paços de Ferreira	34
6	Gondomar	33
7	Mindelo	33
8	Porto	32
9	Maia	22
10	Senhora da Hora	10

Live cleanest city ranking

Real-time Porto cleanest city ranking

#	Cities	AQI⁺ US
1	Recarei	1
2	Senhora da Hora	10
3	Maia	22
4	Porto	32
5	Gondomar	33
6	Mindelo	33
7	Paços de Ferreira	34
8	Valongo	39
9	Canidelo	50
10	Matosinhos	50

Wildfires in Porto

Real-time information

Active fires

--

Wildfire Map Spotlight: Hawk Fire, Nevada

Wildfire Map Spotlight: Sand Creek and Bobcat Lakes Fires, Montana

Transboundary Air Quality Alert: Southeast Asia

Which is the most polluted city in Porto?

globe background

Connect With IQAir

Get exclusive articles, product updates, tips, and occasional offers delivered to your inbox. You can unsubscribe at any time.

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved