Sion weather in January (Canton of Valais, Switzerland)

Will it be rainy or sunny in Sion this January? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

In January, Sion tends to experience very low temperatures and high snowfall. January is part of the winter season. The daytime often sees temperatures reaching -3°C, but nighttime brings a cool-down to -13°C. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.

Precipitation

Sion in January usually receives high snowfall, averaging around 128 mm for the month. Historically, approximately 15 days this month are expected to have snow.

Average sunshine

With limited sunshine this month, there are about 95 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Sion. July and August generally stand out with the best circumstances. While January, February, March, April, May, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Sion climate page with graphs.

 

Sion, monthly averages in January

Min Temperature -13°C  

Max Temperature -3°C  

Chance of Rain 51%  

Precipitation 128 mm  

Rainy days 15 days  

Humidity 78%  

Windspeed 4 km/h  

Sunshine 95 hours  

Percentage Sunshine 53%  

Where to go in Switzerland in January

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

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Visitors traveling to Sion should plan on bringing winter clothes, snow boots and a warm winter coat. There will be periods of snow.

What To Do

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

Swimming

1/10

Cycling

1/10

Walking

1/10

Camping

1/10

Outdoor sports

1/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Sion.

Our site offers climate and forecast data for every country 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 recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.