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December 18th, 2025 :: 7:15 am -03   

Local Weather Report for
San Luis
San Luis, Argentina

 Current San Luis Weather Conditions Updated December 18th at 6:00 am 
Mostly Sunny
Temperature:22°C Dew Point:8°C
Barometer:101.1 kPa Wind:N 14 Km/h
Humidity:40.6% Visibility:n/a
 
 San Luis Weather Forecast Summary  
 
Today
Dec 18th
Friday
Dec 19th
Saturday
Dec 20th
Sunday
Dec 21st
Monday
Dec 22nd
Cloudy Thundershowers Thundershowers Thundershowers Mostly Sunny
32°C
35°C
19°C
29°C
18°C
28°C
18°C
32°C
18°C
 
 San Luis Detailed Weather Forecast  
 
Thursday, December 18th, 2025
Morning Temperature: 27°C
Sunny. Windy at times.
Afternoon Temperature: 32°C
Sunny. Windy at times.
Evening Temperature: 25°C
Cloudy.
Friday, December 19th, 2025
Overnight Temperature: 23°C
Clear. Windy at times.
Morning Temperature: 32°C
Sunny. Windy.
Afternoon Temperature: 34°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy.
Evening Temperature: 24°C
Cloudy with a few showers. Slight chance of a thunderstorm. Windy at times.
Saturday, December 20th, 2025
Overnight Temperature: 18°C
Cloudy with showers likely. Windy at times.
Morning Temperature: 25°C
Mostly sunny with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 28°C
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 23°C
Clear. Chance of a thunderstorm. Windy at times.
Sunday, December 21st, 2025
Overnight Temperature: 19°C
Clear. Chance of a thunderstorm.
Morning Temperature: 25°C
Mostly sunny with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 25°C
Sunny with showers likely. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 21°C
Clear with showers likely. Chance of a thunderstorm.
Monday, December 22nd, 2025
Overnight Temperature: 18°C
Clear with cloudy periods. Chance of a thunderstorm.
Morning Temperature: 26°C
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 32°C
Sunny.
Evening Temperature: 25°C
Clear.
Tuesday, December 23rd, 2025
Overnight Temperature: 23°C
Clear. Slight chance of a thunderstorm. Windy.
Morning Temperature: 29°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 34°C
Sunny with cloudy periods. Slight chance of a thunderstorm.
Evening Temperature: 26°C
A mix of cloudy and clear skies. Chance of a thunderstorm. Windy.
Wednesday, December 24th, 2025
Overnight Temperature: 19°C
Clear with a chance of showers. Windy at times.
Morning Temperature: 25°C
Sunny with cloudy periods with a chance of showers or thundershowers.
Afternoon Temperature: 30°C
Sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 24°C
Clear with a chance of showers or thundershowers. Windy at times.
Thursday, December 25th, 2025
Overnight Temperature: 19°C
A mix of cloudy and clear skies with a few showers. Chance of a thunderstorm. Windy at times.
Morning Temperature: 24°C
A mix of sun and cloud with showers likely. Windy.
Afternoon Temperature: 29°C
Sunny with a chance of showers. Windy.
Evening Temperature: 22°C
Cloudy with a slight chance of showers. Windy at times.
Friday, December 26th, 2025
Overnight Temperature: 20°C
Clear.
Morning Temperature: 29°C
Sunny with cloudy periods. Chance of a thunderstorm.
Afternoon Temperature: 32°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy.
Evening Temperature: 26°C
Clear with cloudy periods. Chance of a thunderstorm. Windy at times.





 

  [ Local Weather Report ]
Mercedes, SL 
6:00 AM  18°C
 
 
Rio Cuarto, CB 
6:00 AM  19°C
 
 
Mendoza, MZ 
6:00 AM  23°C
Mostly Sunny
 
San Rafael, MZ 
6:00 AM  19°C
 

 
This WeatherCity Weather Forecast for San Luis, 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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