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May 15th, 2025 :: 5:09 pm CEST   

Local Weather Report for
Sion
Switzerland

 Current Sion Weather Conditions Updated May 15th at 3:50 pm 
Overcast
Temperature:23°C Dew Point:1°C
Barometer:101.1 kPa Wind:N 31 Km/h
Humidity:23.4% Visibility:n/a
 
 Sion Weather Forecast Summary  
 
Today
May 15th
Friday
May 16th
Saturday
May 17th
Sunday
May 18th
Monday
May 19th
Cloudy Mostly Sunny Mostly Sunny Mostly Sunny Cloudy
3°C
2°C
-7°C
3°C
-5°C
5°C
-5°C
7°C
-4°C
 
 Sion Detailed Weather Forecast  
 
Thursday, May 15th, 2025
Evening Temperature: -2°C
Cloudy with a chance of flurries. Windy at times.
Friday, May 16th, 2025
Overnight Temperature: -4°C
Clear.
Morning Temperature: 2°C
Sunny. Windy at times.
Afternoon Temperature: 0°C
A mix of cloud and sun. Windy at times.
Evening Temperature: -5°C
Clear.
Saturday, May 17th, 2025
Overnight Temperature: -4°C
Clear. Windy at times.
Morning Temperature: 1°C
Sunny. Windy at times.
Afternoon Temperature: 1°C
A mix of cloud and sun. Windy at times.
Evening Temperature: -4°C
Clear with cloudy periods.
Sunday, May 18th, 2025
Overnight Temperature: -4°C
Mostly clear.
Morning Temperature: 4°C
Sunny.
Afternoon Temperature: 3°C
A mix of sun and cloud with a slight chance of showers. Showers possibly mixed with wet flurries.
Evening Temperature: -3°C
Clear with cloudy periods.
Monday, May 19th, 2025
Overnight Temperature: -2°C
Clear.
Morning Temperature: 6°C
Sunny.
Afternoon Temperature: 6°C
Mostly sunny.
Evening Temperature: -1°C
Cloudy.
Tuesday, May 20th, 2025
Overnight Temperature: 2°C
Cloudy.
Morning Temperature: 7°C
Cloudy.
Afternoon Temperature: 4°C
Cloudy with showers likely. Showers possibly mixed with wet flurries. Slight chance of a thunderstorm.
Evening Temperature: 2°C
Cloudy with showers or wet flurries likely.
Wednesday, May 21st, 2025
Overnight Temperature: 1°C
Cloudy with flurries or showers likely. Risk of freezing rain.
Morning Temperature: 0°C
Cloudy with a few flurries. Windy at times.
Afternoon Temperature: -2°C
Cloudy with a few flurries. Windy at times.
Evening Temperature: -4°C
Cloudy with flurries likely. Windy at times.
Thursday, May 22nd, 2025
Overnight Temperature: -4°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -2°C
Cloudy with a slight chance of flurries. Windy at times.
Afternoon Temperature: -1°C
Cloudy.
Evening Temperature: -3°C
Cloudy.
Friday, May 23rd, 2025
Overnight Temperature: -2°C
Cloudy.
Morning Temperature: 1°C
Cloudy.
Afternoon Temperature: 1°C
Cloudy with flurries or showers likely. Risk of freezing rain. Windy at times.
Evening Temperature: 0°C
Cloudy with a few flurries.





 

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This WeatherCity Weather Forecast for Sion, Switzerland is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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