South Beach: Weather Forecast. The warmest day over the next 7 days in South Beach is forecast to be 19th April at 29Â°C (84Â°F) and the warmest night on 14th April at 21Â°C (70Â°F). The average temperature over the next 7 days is forecast to be 27Â°C (81Â°F) and there will be 6 days of sunshine . The average for April is 0Â°C (0Â°F) in South Beach.
The southward-flowing Paraguay River, the nation's most important waterway, divides the two sections; this river, which for a long time was Paraguay's principal contact with the outside world, rises in southwestern Brazil and extends for a total length of 2,549 km (1,584 mi).
Summertime in Paraguay, (December-February) gets really hot. Best time to go is March-October with average temperatures of 24C. If you are travelling in June/July, take a coat and a sweater because sometimes it can get as low as 0 to 5C. Don't miss Saint John's Day celebration on June, 24th when celebrations with traditional food, games and dances are held everywhere (lots of folklore!!).