WorldArrow icon
Arrow iconValais

Air quality in Valais

Air quality index (AQI⁺) and PM2.5 air pollution in Valais • 05:35, Oct 30

Canton du Valaiswww.manu-webcam.chA.A. PM2.5M. A.Transalp'AIR20centAnonymous contributor
Canton du Valaiswww.manu-webcam.chA.A. PM2.5M. A.Transalp'AIR20centAnonymous contributor

Live most polluted city ranking

Real-time Valais most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

Sierre

45

2
The national flag of Switzerland

Martigny-Combe

40

3
The national flag of Switzerland

Veyras

36

4
The national flag of Switzerland

Vernayaz

35

5
The national flag of Switzerland

Zermatt

20

Live cleanest city ranking

Real-time Valais cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

Zermatt

20

2
The national flag of Switzerland

Vernayaz

35

3
The national flag of Switzerland

Veyras

36

4
The national flag of Switzerland

Martigny-Combe

40

5
The national flag of Switzerland

Sierre

45

Wildfires in Valais

Real-time information

Active fires

--

Aerial view of multiple houses covered in haze.
external link icon

China Air Quality Alert

Small group of people cycling in morning smog.
external link icon

India Air Quality Alert

Polluted skies of Almaty.
external link icon

October 28, 2026: Almaty among top 10 most polluted cities in the world

Which is the most polluted city in Valais?