Average weather in April in Sion (Canton of Valais), Switzerland

The average minimum temperature (usually the minimum temperature is noted during the night) in Sion in April is 3.0°C (37.4°F). The amount of rain in April is normal with an average of 36mm (1.4in). This makes it the driest month of the year. The average maximum daytime temperature lies around 16.0°C (60.8°F). The sun will occasionally show itself with 186 hours of sunshine during the whole month.


So what to wear in April? Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in April look at the numbers below.

Monthly Averages in April

Show in Fahrenheit

Min Temperature 3 °C
Max Temperature 16 °C
Precipitation 36mm
Sunshine Hours 186

Where to stay in Sion

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in .

Swimming
5/10
Cycling
6/10
Walking
6/10
Barbeque
6/10
Camping
5/10
Outdoor sports
10/10

Weather Forecasts for Sion (Canton of Valais)

THU Dec 02
-3°C | -12°C

Moderate or heavy snow showers

FRI Dec 03
-6°C | -16°C

Moderate or heavy snow showers

SAT Dec 04
1°C | -7°C

Light rain

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 almost all countries 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 suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.