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December 12th, 2025 :: 7:46 am -03   

Local Weather Report for
Mercedes
San Luis, Argentina

 Mercedes Weather Forecast Summary  
 
Today
Dec 12th
Saturday
Dec 13th
Sunday
Dec 14th
Monday
Dec 15th
Tuesday
Dec 16th
Mostly Sunny Showers Showers Cloudy Mostly Sunny
34°C
29°C
14°C
15°C
12°C
27°C
12°C
30°C
17°C
 
 Mercedes Detailed Weather Forecast  
 
Friday, December 12th, 2025
Morning Temperature: 30°C
Sunny.
Afternoon Temperature: 34°C
A mix of cloud and sun.
Evening Temperature: 25°C
Clear. Windy at times.
Saturday, December 13th, 2025
Overnight Temperature: 23°C
Clear. Windy.
Morning Temperature: 27°C
Cloudy with a chance of showers. Windy.
Afternoon Temperature: 20°C
Cloudy with showers likely. Windy.
Evening Temperature: 15°C
Cloudy with showers likely.
Sunday, December 14th, 2025
Overnight Temperature: 14°C
Cloudy with a chance of showers.
Morning Temperature: 14°C
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 13°C
Cloudy with sunny periods with showers likely.
Evening Temperature: 12°C
Clear with showers likely.
Monday, December 15th, 2025
Overnight Temperature: 12°C
Mostly clear.
Morning Temperature: 22°C
Sunny.
Afternoon Temperature: 26°C
Sunny. Windy at times.
Evening Temperature: 18°C
Cloudy.
Tuesday, December 16th, 2025
Overnight Temperature: 17°C
A mix of cloudy and clear skies.
Morning Temperature: 26°C
Sunny. Windy at times.
Afternoon Temperature: 30°C
Mostly sunny. Windy at times.
Evening Temperature: 21°C
Clear. Windy at times.
Wednesday, December 17th, 2025
Overnight Temperature: 22°C
Clear. Windy.
Morning Temperature: 32°C
A mix of cloud and sun. Chance of a thunderstorm. Windy.
Afternoon Temperature: 35°C
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 27°C
Clear. Chance of a thunderstorm. Windy at times.
Thursday, December 18th, 2025
Overnight Temperature: 21°C
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 35°C
Cloudy. Chance of a thunderstorm. Windy.
Afternoon Temperature: 38°C
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 22°C
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Wind 30 to 50 km/h.
Friday, December 19th, 2025
Overnight Temperature: 18°C
Cloudy with a chance of showers. Windy.
Morning Temperature: 27°C
Cloudy with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 30°C
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 22°C
Clear with a chance of showers or thundershowers. Windy at times.
Saturday, December 20th, 2025
Overnight Temperature: 19°C
Clear with cloudy periods with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 22°C
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 28°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 21°C
Clear with a chance of showers. Slight chance of a thunderstorm.





 

  [ Local Weather Report ]
San Luis, SL 
 
Rio Cuarto, CB 

 
This WeatherCity Weather Forecast for Mercedes, San Luis, Argentina 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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