Our 14 day weather forecast for Sion becomes more accurate the closer to the date of your visit, so always be sure to check in frequently for any weather updates.

Sion 14 day forecast

Date	Temperatures		Wind
Wednesday, August 5	22 ° / 12 °	Patchy rain possible	1 Km/h
Thursday, August 6	21 ° / 12 °	Patchy rain possible	5 Km/h
Friday, August 7	22 ° / 10 °	Thundery outbreaks possible	3 Km/h
Saturday, August 8	24 ° / 12 °	Patchy light rain with thunder	1 Km/h
Sunday, August 9	26 ° / 12 °	Patchy rain possible	5 Km/h
Monday, August 10	25 ° / 13 °	Patchy rain possible	9 Km/h
Tuesday, August 11	22 ° / 12 °	Patchy rain possible	4 Km/h
Wednesday, August 12	25 ° / 12 °	Patchy rain possible	4 Km/h
Thursday, August 13	24 ° / 14 °	Patchy rain possible	6 Km/h
Friday, August 14	24 ° / 12 °	Clear	6 Km/h
Saturday, August 15	25 ° / 11 °	Clear	6 Km/h
Sunday, August 16	25 ° / 12 °	Moderate rain at times	3 Km/h
Monday, August 17	17 ° / 10 °	Light rain shower	8 Km/h
Tuesday, August 18	13 ° / 6 °	Patchy rain possible	6 Km/h
Further Ahead

Sion 14 days – weather graph

The weather in Sion for the next 14 days - FAQ

What will the temperature be in Sion during the next 14 days?

The temperature will range between 26° C and 13° C. The hottest day in the next 2 weeks will be on August 9 and the coldest on August 18.

Will it rain at Sion in the next 14 days?

Yes, there will be around 11 days with rain and an overall rainfall of 19.3 mm.

Can I see more details about the weather in Sion on a specific day?

Yes, you can click on any of the days in the gallery above, or check today and tomorrow weather in Sion's pages.

Do you have a weather forecast for Sion for more than 14 days?

You can check the Sion long range weather page, it is not a forecast, but it can give you an idea of how the weather in Sion will be like (based on past weather information).

More about the weather in Sion