1. Europe
  2. Switzerland
  3. Valais
  4. Sion

Sion

Valais

2025-12-06 02:00
CAQI (Europe)
Low
Pollutants
PM2.5
μg/m³
25.3
PM10
μg/m³
19.2
O3
μg/m³
23.8
NO2
μg/m³
14.3
Weather
  • ℃
  • ℉
-3℃
93%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • PM2.5
  • PM10
  • O3
  • NO2
Places included
Sion
AQI 43
Data Sources
http://www.polleninfo.org

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