WorldArrow icon
Arrow iconSt. Gallen

Air quality in St. Gallen

Air quality index (AQI⁺) and PM2.5 air pollution in St. Gallen • 07:52, Nov 08

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

61

2
The national flag of Switzerland

St. Gallen

57

3
The national flag of Switzerland

Steinach

55

4
The national flag of Switzerland

Thal

50

5
The national flag of Switzerland

Walenstadt

50

6
The national flag of Switzerland

Oberriet

22

7
The national flag of Switzerland

Wattwil

22

Live cleanest city ranking

Real-time St. Gallen cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

Oberriet

22

2
The national flag of Switzerland

Wattwil

22

3
The national flag of Switzerland

Thal

50

4
The national flag of Switzerland

Walenstadt

50

5
The national flag of Switzerland

Steinach

55

6
The national flag of Switzerland

St. Gallen

57

7
The national flag of Switzerland

Grabs

61

Wildfires in St. Gallen

Real-time information

Active fires

--

A panoramic view of the Palace of Westminster and Big Ben in London, England, illuminated at sunset, with a colorful orange and pink sky reflected over the River Thames.
external link icon

November 8, 2026: London among top 10 most polluted cities in the world

Evening glow of Birmingham's historic canals.
external link icon

November 7, 2026: Birmingham among top 10 most polluted cities in the world

A panoramic view of a European riverside city at dusk, featuring illuminated historic buildings, a prominent clock tower, and a river in the foreground with boats passing by.
external link icon

Serbia Air Quality Alert

Which is the most polluted city in St. Gallen?