Weather in March 2025

Sion weather in March 2025

The weather in Sion in March is very cold with temperatures between -10°C and 2°C, warm clothes are a must.

You can expect rain for roughly half of the month of March in Sion. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

Let it snow! You can expect Sion to be covered in white during the month of March. Be sure to bundle up when you venture outside, or take the opportunity to enjoy hot cocoa by the fire for warmth this month.

Our weather forecast can give you a great sense of what weather to expect in Sion in March 2025.

If you’re planning to visit Sion in the near future, we highly recommend that you review the 14 day weather forecast for Sion before you arrive.

Temperatures
Temperatures
2° / -10°
Rainy Days
Rainy Days
8
Snowy Days
Snowy Days
20
Dry Days
Dry Days
5
Rainfall
Rainfall
166
mm
8.3
Sun Hours
8.3
Hrs

Sion annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -1° / -14° 5 6 21 206 mm
Awful
February 0° / -13° 5 5 20 149 mm
Awful
March 2° / -10° 8 5 20 166 mm
Awful
April 6° / -5° 12 7 12 158 mm
Awful
May 10° / -1° 20 5 7 298 mm
Awful
June 16° / 2° 18 11 1 241 mm
Ok
July 18° / 4° 16 15 0 230 mm
Ok
August 18° / 4° 14 17 0 207 mm
Ok
September 15° / 2° 11 17 2 132 mm
Bad
October 10° / -2° 8 18 6 115 mm
Awful
November 4° / -7° 7 10 13 157 mm
Awful
December -1° / -12° 7 7 18 190 mm
Awful
Temperatures in Sion in March
Rain in Sion in March

Recommended Hotels in Sion

We know that finding the ideal hotel in Sion can be a hard task...

That’s why we run our special tools and found the best hotels in Sion. Click on hotel for more details.

Weather in Sion in March - FAQ

What is the average temperature in Sion in March?
The average temperature in Sion in March is -10/2° C.
What is the chance of rain in Sion in March?
On average, there are 8 rainy days in Sion during March.
Weather wise, is March a good time to visit Sion?
The weather in Sion in March is awful.
Can it snow in Sion in March?
On average, there are 20 snowy days in Sion in March.
More about the weather in Sion