Average monthly hours of sunshine in Sion

The monthly total of sunhours over the year in Sion (Canton of Valais), Switzerland.

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On average, July is the sunniest month with 270 hours of sunshine.
December has on average the lowest amount of sunshine with 70 hours.
On average, the total annual amount of sun is 2163 hours.

Weather Forecasts for Sion

Fri Apr 19

4°C | -1°C

18 km/h

3.7 mm

overcast and rain

hourly forecast

Sat Apr 20

4°C | 1°C

22 km/h

2.5 mm

broken clouds and slight rain

hourly forecast

Sun Apr 21

4°C | -1°C

22 km/h

2.4 mm

broken clouds and rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Sion.

Our site offers climate and forecast data for every country in the world. Are you going to Switzerland? On this website you can find historical weather averages for many cities in Switzerland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.

Travel Inspiration

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The Verzasca Valley

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Balloon at Chateau D'oex

If you are looking for a special place to visit in Europe in January we recommend visiting the annual balloon festival in Château-d'Oex, Switzerland.

You'll love this Mountain roller coaster

Hotel Oeschinensee’s mountain coaster is a summer toboggan that you want to add to your bucket list. You'll get in your cart, sit down and fly across the track while enjoying the beautiful mountain scenery around you.