Montevideo Weather and Climate: A Comprehensive Guide
The best time to visit Montevideo in Uruguay are the warmer months and sunnier months from October to March.
Average maximum day and minimum night temperature
Visitors to Montevideo can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 27°C in January, the warmest time of the year, to a moderate 15°C during cooler months like July.
At night, temperatures typically drop to an average of around 8°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Montevideo is known for its substantial rainfall, with annual precipitation reaching 1163 mm. Year-round, Montevideo has a balanced climate with minimal variation in precipitation. The difference between the wettest month, October, with 117 mm, and the driest month, January, with 74 mm, is minimal.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Montevideo. While January receives considerable daily sunshine with up to 9.8 hours, June marks the darkest time of the year, where sunshine is scarce with only 4.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Average water temperature
The mean water temperature over the year ranges from 11°C in July to 24°C in January.
Water temperature over the year
Average humidity
The relative humidity is high throughout the year in Montevideo.
The city experiences its highest humidity in June, reaching 81%. In January, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Average wind speed
The mean wind speed over the year ranges from 5 m/s in February, March, April, May, June, July and August to 6 m/s in January, September, October, November and December.
The mean monthly wind speed over the year (meters per second)
Forecast for Montevideo
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Montevideo in Uruguay
During the months of March, April, October, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in January, February, March and December.
January has an average maximum temperature of 27°C and is the warmest month of the year.
The coldest month is July with an average maximum temperature of 15°C.
October tops the wettest month list with 117 mm of rainfall.
January is the driest month with 74 mm of precipitation.
January is the sunniest month with an average of 293 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
