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December 15th, 2025 :: 4:33 am -03   

Local Weather Report for
Porto Alegre
Rio Grande do Sul, Brazil

 Current Porto Alegre Weather Conditions Updated December 15th at 3:00 am 
Temperature:22°C Dew Point:20°C
Barometer:100.5 kPa Wind:N 14 Km/h
Humidity:88.4% Visibility:n/a
 
 Porto Alegre Weather Forecast Summary  
 
Today
Dec 15th
Tuesday
Dec 16th
Wednesday
Dec 17th
Thursday
Dec 18th
Friday
Dec 19th
Thundershowers Showers Mostly Sunny Sunny Mix of Cloud and Sun
36°C
27°C
18°C
27°C
17°C
32°C
16°C
35°C
19°C
 
 Porto Alegre Detailed Weather Forecast  
 
Monday, December 15th, 2025
Morning Temperature: 32°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 29°C
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 22°C
Cloudy with rain, at times heavy.
Tuesday, December 16th, 2025
Overnight Temperature: 20°C
Cloudy with a few showers.
Morning Temperature: 25°C
A mix of sun and cloud with showers likely. Windy at times.
Afternoon Temperature: 23°C
Sunny with cloudy periods.
Evening Temperature: 19°C
Mostly clear.
Wednesday, December 17th, 2025
Overnight Temperature: 18°C
Clear with cloudy periods.
Morning Temperature: 24°C
Sunny.
Afternoon Temperature: 23°C
Sunny. Windy at times.
Evening Temperature: 18°C
Clear. Windy at times.
Thursday, December 18th, 2025
Overnight Temperature: 16°C
Clear.
Morning Temperature: 28°C
Sunny.
Afternoon Temperature: 27°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 21°C
Clear.
Friday, December 19th, 2025
Overnight Temperature: 20°C
A mix of cloudy and clear skies.
Morning Temperature: 31°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 28°C
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 22°C
Clear. Windy at times.
Saturday, December 20th, 2025
Overnight Temperature: 19°C
Clear.
Morning Temperature: 31°C
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 28°C
Sunny. Windy at times.
Evening Temperature: 22°C
Clear. Windy at times.
Sunday, December 21st, 2025
Overnight Temperature: 21°C
Cloudy.
Morning Temperature: 33°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 30°C
Cloudy. Windy at times.
Evening Temperature: 26°C
Cloudy.
Monday, December 22nd, 2025
Overnight Temperature: 26°C
Cloudy. Slight chance of a thunderstorm.
Morning Temperature: 33°C
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 29°C
Cloudy with a chance of showers or thundershowers.
Evening Temperature: 24°C
Cloudy with showers likely. Slight chance of a thunderstorm.
Tuesday, December 23rd, 2025
Overnight Temperature: 23°C
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 26°C
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 24°C
Cloudy.
Evening Temperature: 23°C
Cloudy with a chance of showers.





 

  [ Local Weather Report ]
Pelotas, RS 

 
This WeatherCity Weather Forecast for Porto Alegre, Rio Grande do Sul, Brazil 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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