Sion Aeroport A9, Switzerland

Monitoring Station · Sitten, Switzerland
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
25 10pm
45
45
45 1am
45
45
45 4am
45
25
25 7am
18
18
16 10am
18
18
— 1pm
—
—
— 4pm
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— 7pm
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CAMS model adj -9
34
54
54
54
54
54
54
54
34
34
27
27
25
27
27

Air Quality Trend (24h)

PM2.54.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

16
Sion Aeroport A9, Switzerland
0.0 km PM2.5: 3.8 µg/m³

Nearby Cities

16 Sitten 16 Sierre 16 Martigny-Ville 44 Monthey 55 Montreux 55 Vevey 44 Bulle 56 Aosta 52 Pully

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T01:46 UTC.