What is the air quality in Sitten today?

The current Air Quality Index (AQI) in Sitten is 31 (Good). PM2.5 concentration is 7.4 µg/m³.

What is the temperature in Sitten right now?

The current temperature in Sitten is 12.2°C (feels like 12.2°C). Humidity is 81.5% and wind speed is 16.5 km/h.

Is it safe to go outside in Sitten?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Sitten, Switzerland

Cloudy

12.2°C · 81.5% humidity

12.2°

Feels 12.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

34 11pm

31 2am

46 5am

51 8am

26 11am

27 2pm

25 5pm

25 8pm

Air Quality Index Trend

47h · 1 stn

View full history →

Sitten'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.

81.5%

Humidity

16.5 km/h

Wind ESE

1017.4 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.4 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Sitten?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station

PM2.57.4 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

Station readings (1 station within 25 km)

7.4

Median

7.4

Average

7.4

Low

7.4

High

PM2.5 µg/m³ · Model: 10.0 · Bias: +2.6

What is the 7-day forecast for Sitten?

07-22

22.3° 12.2°

3.5 mm

07-23

18.2° 13.3°

07-24

20.6° 7.4°

1.56 mm

07-25

26.5° 6.4°

7.75 mm

07-26

27.9° 11.8°

4.12 mm

07-27

24.9° 9.7°

6.62 mm

07-28

25.2° 6.6°

3.62 mm

Both models agree Avg diff: 3.1°C

Where are air quality stations near Sitten?

Sion Aeroport A9, Switzerland

1.3 km PM2.5: 11.0 µg/m³

Sion Aeroport A9, Switzerland

1.3 km PM2.5: 6.2 µg/m³

What cities are near Sitten?

31 Sierre 31 Martigny-Ville 43 Monthey 40 Montreux 41 Vevey 41 Bulle 30 Aosta 45 Thun 48 Pully 27 Cluses

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-07-22T00:55 UTC.