Sion Aeroport A9, Switzerland

Monitoring Station · Sitten, Switzerland
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
32 2am
32
32
32 5am
12
12
5 8am
5
3
5 11am
5
3
5 2pm
12
12
— 5pm
—
—
— 8pm
—
—
— 11pm
—
—
CAMS model adj -22
54
54
54
54
34
34
27
27
25
27
27
25
27
34
34

Air Quality Trend (24h)

PM2.54.6 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

19
Sion Aeroport A9, Switzerland
0.0 km PM2.5: 4.6 µg/m³

Nearby Cities

19 Sitten 19 Sierre 19 Martigny-Ville 42 Monthey 66 Montreux 66 Vevey 51 Bulle 23 Aosta 66 Pully

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T05:12 UTC.