Find 430 hotels in Sion

Exploring Sion

The city of Sion has some interesting things to see and do. Popular attractions in and around Sion include:

• Circuit Paul Armagnac
• Guinlet Golf
• Musée d’Artagnan
• Lieu De Culte De La Tradition Landaise
• Lac de l'Uby
• Historic Grain Market
• Barbotan Thermes

When is the Best Time to Explore Sion?

If you're wondering when is the best time of year to explore Sion, you might find this info about seasonal weather helpful when you are organising your getaway. The warmest months in Sion are typically August and July, whereas the coldest months are usually January and February. The months with the most rain are November and June, whereas July and August have the least.

Here's an overview on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 15°C and at night it is 3°C. Seasonal average rainfall is 199 mm.
• If you visit between April and June, you can expect an average temp of 26°C during the day and 8°C at night. Average rainfall during this season is 248 mm.
• The daytime average temp from July to September is 29°C and the night-time average is 14°C. Average precipitation for this season is 133 mm.
• Between October and December, the average temp during the day is 21°C and 5°C at night. Seasonal average rain is 244 mm.
• The average annual rainfall in Sion is 824 mm.