Sion weather in August (Canton of Valais, Switzerland)
The average maximum daytime temperature in Sion in August lies at 14.6°C (58.28°F).
The average minimum temperature goes down to around 7.7°C (45.86°F) (often the minimum temperature is noted at night).
August is part of the rainy season with an average precipitation of 199mm (7.8 inches).
This makes it the wettest month of the year.
There are generally around 16 rainy days.
If you enjoy blue skies and sunshine, then this is a great time to go to Sion with 248 hours of sun during the entire month.
Sion, monthly averages in August
Where to stay in Sion
Where to go in Switzerland in August
Find out more about the weather in Switzerland in August 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 August.
Interested in more climate information?
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