WorldArrow icon
Arrow iconSt. Gallen

Air quality in St. Gallen

Air quality index (AQI⁺) and PM2.5 air pollution in St. Gallen • 20:34, Nov 09

Luftqualität in der Ostschweiz und in LiechtensteinIQAir GlobalmarcoABThomas VetterAnonymous contributor
Luftqualität in der Ostschweiz und in LiechtensteinIQAir GlobalmarcoABThomas VetterAnonymous contributor

Live most polluted city ranking

Real-time St. Gallen most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

Grabs

41

2
The national flag of Switzerland

Steinach

41

3
The national flag of Switzerland

Thal

41

4
The national flag of Switzerland

Oberriet

34

5
The national flag of Switzerland

Walenstadt

29

6
The national flag of Switzerland

St. Gallen

18

7
The national flag of Switzerland

Wattwil

6

Live cleanest city ranking

Real-time St. Gallen cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

Wattwil

6

2
The national flag of Switzerland

St. Gallen

18

3
The national flag of Switzerland

Walenstadt

29

4
The national flag of Switzerland

Oberriet

34

5
The national flag of Switzerland

Grabs

41

6
The national flag of Switzerland

Steinach

41

7
The national flag of Switzerland

Thal

41

Wildfires in St. Gallen

Real-time information

Active fires

--

Contributor Abid Omar
external link icon

Revealing the Invisible: A decade of fighting for clean air in Pakistan

An aerial view of a densely populated urban area, featuring closely packed residential and commercial buildings. A layer of haze and smog reduces visibility, obscuring the distant city skyline.
external link icon

Pakistan Air Quality Alert

A hazy cityscape viewed from an elevated position, showing densely packed buildings and rooftops. Smoke rises from a chimney in the foreground, while air pollution creates a thick layer of smog that obscures distant buildings and surrounding hills.
external link icon

November 9, 2026: Sarajevo among top 10 most polluted cities in the world

Which is the most polluted city in St. Gallen?