Sion weather in April (Canton of Valais, Switzerland)

People don't tend to visit Sion in April since it is known as a chilly month. The average maximum daytime temperature in Sion in April lies at 4.7°C (40.46°F). The average minimum temperature goes down to around -2.4°C (27.68°F) (often the minimum temperature is noted at night).

Rainfall during April is high with an average of 158mm (6.2 inchec). There are generally around 17 snowy days. If you enjoy blue skies and sunshine, then this is a great time to go to Sion with 211 hours of sun during the entire month.

 

Sion, monthly averages in April

Show in Fahrenheit

Min Temperature -2 °C  

Max Temperature 4 °C  

Chance of Rain 59%  

Precipitation 158mm  

Rainy days 18 days  

Humidity 59% *  

Sunshine 211 hrs *  

Percentage Sunshine 59% *  

Where to stay in Sion

Where to go in Switzerland in April

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

Weather conditions Weather

Temperatures

Precipitation

Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in April? Visitors traveling to Sion should plan on bringing a totally waterproof coat since it will often be raining. You can also expect some days or nights with snow. So bring gloves or mittens and wear a warm hat.

What To Do

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

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.