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September 12th, 2025 :: 11:27 am GMT-0300   

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

 Current Porto Alegre Weather Conditions Updated September 12th at 10:00 am 
Mostly Sunny
Temperature:63°F Dew Point:52°F
Barometer:30.24 inHg Wind: 9 Mph
Humidity:67.7% Visibility:n/a
 
 Porto Alegre Weather Forecast Summary  
 
Today
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Wednesday
Sep 17th
Cloudy Cloudy Cloudy Cloudy Mix of Sun and Cloud
72°F
77°F
53°F
68°F
59°F
77°F
61°F
83°F
58°F
 
 Porto Alegre Detailed Weather Forecast  
 
Saturday, September 13th, 2025
Overnight Temperature: 54°F
Clear.
Morning Temperature: 55°F
Sunny. Windy at times.
Afternoon Temperature: 69°F
Sunny.
Evening Temperature: 67°F
Cloudy. Windy at times.
Sunday, September 14th, 2025
Overnight Temperature: 58°F
Cloudy. Windy at times.
Morning Temperature: 58°F
Cloudy.
Afternoon Temperature: 74°F
Sunny.
Evening Temperature: 72°F
Cloudy.
Monday, September 15th, 2025
Overnight Temperature: 61°F
A mix of cloudy and clear skies.
Morning Temperature: 62°F
Cloudy.
Afternoon Temperature: 68°F
Cloudy with a slight chance of showers.
Evening Temperature: 66°F
Cloudy with a chance of showers.
Tuesday, September 16th, 2025
Overnight Temperature: 63°F
Cloudy with a chance of showers.
Morning Temperature: 63°F
Cloudy.
Afternoon Temperature: 71°F
Sunny with cloudy periods.
Evening Temperature: 73°F
Mostly clear.
Wednesday, September 17th, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 63°F
A mix of sun and cloud.
Afternoon Temperature: 79°F
Sunny.
Evening Temperature: 78°F
Clear. Slight chance of a thunderstorm.
Thursday, September 18th, 2025
Overnight Temperature: 66°F
Cloudy.
Morning Temperature: 69°F
Cloudy.
Afternoon Temperature: 86°F
A mix of cloud and sun.
Evening Temperature: 84°F
Cloudy. Chance of a thunderstorm.
Friday, September 19th, 2025
Overnight Temperature: 67°F
Cloudy with a few showers. Windy at times.
Morning Temperature: 67°F
Cloudy with showers likely.
Afternoon Temperature: 72°F
Cloudy with a slight chance of showers.
Evening Temperature: 72°F
Cloudy.
Saturday, September 20th, 2025
Overnight Temperature: 69°F
Cloudy.
Morning Temperature: 71°F
Cloudy.
Afternoon Temperature: 89°F
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 76°F
Cloudy with a chance of showers.
Sunday, September 21st, 2025
Overnight Temperature: 70°F
Cloudy with a chance of showers.
Morning Temperature: 66°F
Cloudy with showers. Windy at times.
Afternoon Temperature: 61°F
Cloudy with periods of rain.
Evening Temperature: 64°F
Cloudy with showers.





 

  [ Local Weather Report ]
Pelotas, RS 
10:00 AM  59°F
 
 
Bage, RS 
10:00 AM  59°F
 
 
Florianopolis, SC 
10:00 AM  66°F
Mostly Sunny
 
Tacuarembo, TA 
 
Artigas, AR 
 
Curitiba, PR 
10:00 AM  61°F
Mostly Sunny
 
Curitiba, PR 
10:00 AM  63°F
 
 
Posadas, MN 
10:00 AM  66°F
 
 
Uruguaiana, RS 
 
Cataratas Do Iguazu, MN 
10:00 AM  72°F
 

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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