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May 18th, 2025 :: 11:41 am CEST   

Local Weather Report for
Sion
Switzerland

 Current Sion Weather Conditions Updated May 18th at 10:50 am 
Mostly Sunny
Temperature:16°C Dew Point:4°C
Barometer:101.7 kPa Wind:N 14 Km/h
Humidity:44.7% Visibility:n/a
 
 Sion Weather Forecast Summary  
 
Today
May 18th
Monday
May 19th
Tuesday
May 20th
Wednesday
May 21st
Thursday
May 22nd
Mix of Cloud and Sun Cloudy Mix of rain and snow Mix of rain and snow Flurries
4°C
7°C
-4°C
4°C
-1°C
2°C
-1°C
-2°C
-4°C
 
 Sion Detailed Weather Forecast  
 
Sunday, May 18th, 2025
Afternoon Temperature: 3°C
Mostly sunny.
Evening Temperature: -4°C
A mix of cloudy and clear skies.
Monday, May 19th, 2025
Overnight Temperature: -2°C
Clear.
Morning Temperature: 6°C
Sunny with cloudy periods.
Afternoon Temperature: 6°C
Cloudy with a chance of showers.
Evening Temperature: 2°C
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries.
Tuesday, May 20th, 2025
Overnight Temperature: 1°C
Cloudy.
Morning Temperature: 3°C
Cloudy with showers likely. Showers possibly mixed with wet flurries.
Afternoon Temperature: 1°C
Mostly cloudy with a few flurries or showers. Risk of freezing rain.
Evening Temperature: 0°C
Mostly cloudy with a chance of flurries or showers.
Wednesday, May 21st, 2025
Overnight Temperature: 0°C
Cloudy with clear periods.
Morning Temperature: 2°C
Cloudy with a chance of showers or wet flurries.
Afternoon Temperature: 2°C
Cloudy with a chance of showers or wet flurries.
Evening Temperature: 0°C
Cloudy with flurries or showers likely.
Thursday, May 22nd, 2025
Overnight Temperature: -3°C
Cloudy with flurries likely.
Morning Temperature: -2°C
Cloudy with flurries likely. Windy at times.
Afternoon Temperature: -3°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -4°C
Cloudy with a chance of flurries. Windy at times.
Friday, May 23rd, 2025
Overnight Temperature: -5°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -3°C
Cloudy. Windy at times.
Afternoon Temperature: -2°C
Cloudy. Windy at times.
Evening Temperature: -5°C
A mix of cloudy and clear skies.
Saturday, May 24th, 2025
Overnight Temperature: -5°C
Cloudy.
Morning Temperature: -1°C
Cloudy.
Afternoon Temperature: 2°C
A mix of cloud and sun.
Evening Temperature: -1°C
Cloudy.
Sunday, May 25th, 2025
Overnight Temperature: 1°C
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Morning Temperature: 3°C
Cloudy with showers likely. Showers possibly mixed with wet flurries.
Afternoon Temperature: 3°C
Cloudy with showers likely. Showers possibly mixed with wet flurries.
Evening Temperature: 1°C
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Monday, May 26th, 2025
Overnight Temperature: 1°C
Cloudy with a few flurries or showers. Risk of freezing rain.
Morning Temperature: 3°C
A mix of cloud and sun with a chance of showers. Showers possibly mixed with wet flurries.
Afternoon Temperature: 5°C
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Evening Temperature: 1°C
Cloudy.





 

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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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