In Montevideo, the summers are warm and humid; the winters are cold; and it is wet, windy, and partly cloudy year round. Over the course of the year, the temperature typically varies from 45°F to 80°F and is rarely below 36°F or above 89°F.
Based on the tourism score, the best time of year to visit Montevideo for warm-weather activities is from early November to early April.
Temperatures. The month of November in Montevideo typically brings high temperatures and moderate rainfall. Daytime temperatures generally settle around 23°C, while nighttime can see a dip to about 15°C.
Check the water temperature average for November, here


