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

Air quality in Lisbon

Air quality index (AQI⁺) and PM2.5 air pollution in Lisbon • 08:08, Aug 04

Live most polluted city ranking

Real-time Lisbon most polluted city ranking

#	Cities	AQI⁺ US
1	Oeiras	23
2	Lisbon	21
3	Alcabideche	17
4	Beato Antonio	17
5	Sintra	17
6	Santa Iria da Azoia	16
7	Santo Isidoro	11
8	Algueirao	3
9	Cascais	1

Live cleanest city ranking

Real-time Lisbon cleanest city ranking

#	Cities	AQI⁺ US
1	Cascais	1
2	Algueirao	3
3	Santo Isidoro	11
4	Santa Iria da Azoia	16
5	Alcabideche	17
6	Beato Antonio	17
7	Sintra	17
8	Lisbon	21
9	Oeiras	23

Western US Air Quality Alert

Close-up of an intense, blazing wildfire.

Wildfire Map Spotlight: Big Grass Fire, Oregon and Idaho

Wildfire Map Spotlight: Kaiser Canyon Fire, Washington

Which is the most polluted city in Lisbon?

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