Sion Aeroport A9, Switzerland

Monitoring Station · Sitten, Switzerland
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
27 9am
40
42
42 12pm
40
42
49 3pm
49
49
69 6pm
69
69
69 9pm
69
69
— 12am
—
—
— 3am
—
—
— 6am
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Station readings
27
CAMS model adj +15
27
25
27
27
25
27
34
34
34
54
54
54
54
54
54

Air Quality Trend (24h)

PM2.56.5 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Sion Aeroport A9, Switzerland
0.0 km PM2.5: 6.0 µg/m³

Nearby Cities

25 Sitten 25 Sierre 25 Martigny-Ville 50 Monthey 64 Montreux 64 Vevey 49 Bulle 56 Aosta 60 Pully

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T12:16 UTC.