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

Air quality in Valais

Air quality index (AQI⁺) and PM2.5 air pollution in Valais • 23:17, Jun 19

Live most polluted city ranking

Real-time Valais most polluted city ranking

#	Cities	AQI⁺ US
1	Sion	69
2	Sitten	60
3	Baltschieder	58
4	Visp	56
5	Montana	55
6	Saint-Maurice	55
7	Varen	50
8	Zermatt	39
9	Martigny-Combe	28
10	Veyras	25

Live cleanest city ranking

Real-time Valais cleanest city ranking

#	Cities	AQI⁺ US
1	Sierre	17
2	Veyras	25
3	Martigny-Combe	28
4	Zermatt	39
5	Varen	50
6	Montana	55
7	Saint-Maurice	55
8	Visp	56
9	Baltschieder	58
10	Sitten	60

Wildfire Map Spotlight: Krasnoyarsk Fires, Russia

wildfire at night

Wildfire Map Spotlight: Lost Fire, California

Wildfire Map Spotlight: Shore Fire, Riverside County, California

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