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 5.0°C (41°F). The amount of rain in April is normal with an average of 33mm (1.3in). This makes it the driest month of the year. It rains on average a total of 5 days. The average maximum daytime temperature lies around 17.7°C (63.86°F). If you enjoy looking at a blue sky and love the sun than this is a great time to go to Sion with 211 hours of sun.


So what to wear in April? For visitors traveling to Sion we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.

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 5 °C
Max Temperature 17 °C
Chance of Rain 17%
Precipitation 33mm
Rainy Days 5
Sunshine Hours 211

Where to stay in Sion

What is the best place to go in April in Switzerland?

Find out more about the weather in April in Switzerland and which places have the best weather conditions in this month.

What To Do

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

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

Weather Forecasts for Sion (Canton of Valais)

SAT May 21
22°C | 9°C
Patchy rain possible

Patchy rain possible

SUN May 22
24°C | 10°C
Patchy rain possible

Patchy rain possible

MON May 23
21°C | 10°C
Moderate rain

Moderate 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.