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 • 12:43, May 30

Live most polluted city ranking

Real-time Valais most polluted city ranking

#	Cities	AQI⁺ US
1	Sion	60
2	Baltschieder	56
3	Charrat	56
4	Sitten	56
5	Montana	55
6	Saint-Maurice	53
7	Visp	50
8	Varen	39
9	Zermatt	39
10	Martigny-Combe	22

Live cleanest city ranking

Real-time Valais cleanest city ranking

#	Cities	AQI⁺ US
1	Sierre	11
2	Martigny-Combe	22
3	Veyras	22
4	Varen	39
5	Zermatt	39
6	Visp	50
7	Saint-Maurice	53
8	Montana	55
9	Baltschieder	56
10	Charrat	56

Wildfire map spotlight: Seven Cabins Fire, New Mexico

Wildfire map spotlight: Bain Fire, California

Smoke rises from a wildfire burning through forest vegetation.

Wildfire Map Spotlight: Hummingbird Fire, New Mexico

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