--- title: "10 Day Weather Forecast for Porto Alegre, Rio Grande do Sul, BR" description: "Get the latest 10 day weather forecast for Porto Alegre, Rio Grande do Sul, BR. Stay prepared with accurate and up-to-date weather information to plan your week ahead." location: "Porto Alegre, Rio Grande do Sul, BR" canonical: "https://www.weatherbug.com/weather-forecast/10-day-weather/porto-alegre-rio-grande-do-sul-br" coordinates: ["-30.07,-51.22"] temperature_units: "°F" last_updated: "2026-05-27T18:00:00.0000000Z" source: "WeatherBug" --- # 10 Day Weather Forecast for Porto Alegre, Rio Grande do Sul, BR Get the latest 10-day weather forecast for Porto Alegre, Rio Grande do Sul, BR, including day and night conditions, high and low temperatures, wind speed and direction and precipitation chances. Forecast issued on 2026-05-27T18:00:00+00:00. ## 10 Day Weather Forecast | Date | Day Forecast | Night Forecast | High °F | Low °F | | ---------- | ------------------------------------------------ |------------------------------------------------| -------: | -------: | | Wed, May 27 | Partly cloudy. High temperature around 68F. Dew point will be around 59F with an average humidity of 76%. Winds will be 1 mph from the S. | Partly cloudy. Low temperature around 54F. Dew point will be around 56F with an average humidity of 90%. Winds will be 1 mph from the SE. | 68°F | 54°F | | Thu, May 28 | Partly cloudy. High temperature around 63F. Dew point will be around 55F with an average humidity of 78%. Winds will be 2 mph from the SE. | Partly cloudy. Low temperature around 56F. Dew point will be around 56F with an average humidity of 90%. Winds will be 2 mph from the SE. | 63°F | 56°F | | Fri, May 29 | Mostly cloudy. High temperature around 66F. Dew point will be around 56F with an average humidity of 83%. Winds will be 3 mph from the E. | Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 59F. Dew point will be around 58F with an average humidity of 90%. Winds will be 2 mph from the E. | 66°F | 59°F | | Sat, May 30 | Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 68F. Dew point will be around 60F with an average humidity of 88%. Winds will be 0 mph from the W. | Mostly cloudy. Low temperature around 59F. Dew point will be around 60F with an average humidity of 95%. Winds will be 0 mph from the NW. | 68°F | 59°F | | Sun, May 31 | Mostly cloudy. High temperature around 66F. Dew point will be around 58F with an average humidity of 86%. Winds will be 2 mph from the SW. | Mostly cloudy. Low temperature around 56F. Dew point will be around 56F with an average humidity of 91%. Winds will be 1 mph from the SE. | 66°F | 56°F | | Mon, Jun 1 | Mostly cloudy. High temperature around 63F. Dew point will be around 55F with an average humidity of 85%. Winds will be 1 mph from the S. | Partly cloudy. Low temperature around 53F. Dew point will be around 53F with an average humidity of 88%. Winds will be 1 mph from the SE. | 63°F | 53°F | | Tue, Jun 2 | Partly cloudy. High temperature around 61F. Dew point will be around 51F with an average humidity of 84%. Winds will be 2 mph from the SE. | Partly cloudy. Low temperature around 53F. Dew point will be around 53F with an average humidity of 94%. Winds will be 3 mph from the E. | 61°F | 53°F | | Wed, Jun 3 | Partly cloudy. High temperature around 68F. Dew point will be around 55F with an average humidity of 81%. Winds will be 3 mph from the NE. | Partly cloudy. Low temperature around 59F. Dew point will be around 57F with an average humidity of 90%. Winds will be 2 mph from the NE. | 68°F | 59°F | | Thu, Jun 4 | Partly cloudy. High temperature around 67F. Dew point will be around 58F with an average humidity of 87%. Winds will be 2 mph from the N. | Partly cloudy. Low temperature around 59F. Dew point will be around 58F with an average humidity of 90%. Winds will be 2 mph from the NW. | 67°F | 59°F | | Fri, Jun 5 | Mostly cloudy. High temperature around 65F. Dew point will be around 57F with an average humidity of 88%. Winds will be 2 mph from the NW. | Cloudy. Low temperature around 58F. Dew point will be around 56F with an average humidity of 89%. Winds will be 1 mph from the NW. | 65°F | 58°F | ## Source Information - Source: "https://www.weatherbug.com/weather-forecast/10-day-weather/porto-alegre-rio-grande-do-sul-br" - Last Updated: "2026-05-27T18:00:00+00:00"