Air Quality in Sankt Gallen, Switzerland

Drizzle
24.7°C · 55.6% humidity
24.7°
Feels 24.7°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
12 11pm
12
12
10 2am
12
12
19 5am
19
19
19 8am
19
19
12 11am
12
12
10 2pm
10
10
10 5pm
10
10
10 8pm
10
12
Station readings
5
18
23
CAMS model adj -15
27
27
27
27
27
27
34
34
34
34
34
34
27
27
27
25
25
25
25
25
25
25
25
27
AD 728×90

Air Quality Index Trend

43h · 1 stn

Sankt Gallen's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

55.6%
Humidity
25.3 km/h
Wind NW
1014.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
10
2.39 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Sankt Gallen?

Temperature & Precipitation

PM2.5 Trend

43h · 1 station
PM2.52.39 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
2.39
Median
2.39
Average
2.39
Low
2.39
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +5.0

What is the 7-day forecast for Sankt Gallen?

08-03
32.9° 17.7°
0.69 mm
08-04
28.8° 15.5°
0.56 mm
08-05
29.1° 16.2°
0.25 mm
08-06
28.0° 18.5°
0.44 mm
08-07
33.6° 16.7°
4.5 mm
08-08
23.4° 12.6°
11.5 mm
08-09
21.3° 13.9°
1.56 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Sankt Gallen?

23
Oberriet, Adlerstrasse
18.8 km PM2.5: 5.6 µg/m³ PM10: 5.6 µg/m³
–
Gemeindeamt, Hauptstraße 15
20.4 km
–
Zollamt, Reichsstraße 28
20.8 km
25
Wiesenrainstraße 26; 50m vom Zollamt Philipp Krapf-Str.
21.0 km PM2.5: 6.0 µg/m³ PM10: 11.0 µg/m³
27
Friedrichshafener Straße, Lindau (Bodensee), Germany
27.9 km PM2.5: 6.5 µg/m³

What cities are near Sankt Gallen?

10 Herisau 13 Gossau 21 Lustenau 13 Hohenems 47 Wil 10 Feldkirch 26 Lindau 45 Friedrichshafen 25 Dornbirn 47 Kreuzlingen
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T00:57 UTC.