Average monthly snow and rainfall in Sion (Canton of Valais) in millimeter

This is the mean monthly precipitation over the year, including rain, snow, hail etc.
Show average precipitation in Sion in Inches »

Average precipitation (rain/snow) in Sion, Switzerland   Copyright © 2021  weather-and-climate.com
  • On average, August is the wettest month with 63.0 mm (2.48 inch) of precipitation.
  • On average, April is the driest month with 36.0 mm (1.42 inch) of precipitation.
  • The average amount of annual precipitation is: 575.0 mm (22.64 inch)


Weather Forecasts for Sion (Canton of Valais)

TUE Dec 07
-2°C | -8°C

Heavy snow

WED Dec 08
-5°C | -8°C

Heavy snow

THU Dec 09
-6°C | -17°C

Heavy snow

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