Water temperature in Montevideo

This data the coastal Montevideo sea water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current sea temperature in Montevideo

Water temperature in Montevideo today is 13°C. Based on our historical data over a period of ten years, the warmest water in this day in Montevideo was recorded in 2017 and was 14.8°C, and the coldest was recorded in 2011 at 11.1°C. Sea water temperature in Montevideo is expected to rise to 13.8°C in the next 10 days. September average water temperature in Montevideo is 13.8°C, the minimum temperature is 11°C, and the maximum is 18°C.

The swimming season in Montevideo lasts from November to April. During those months, Montevideo water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Montevideo in winter reaches 11.9°C, in spring 16.5°C, in summer the average temperature rises to 23.1°C, and in autumn it is 19.6°C.

Montevideo water temperature now

The sea salinity in Montevideo is 8.15‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Montevideo for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Montevideo. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Montevideo. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Montevideo

Montevideo weather forecast

Current temperature and weather

Data in a table show Montevideo temperature today (5 September 2025). For more information and forecast for a few days, go to the weather forecast Montevideo.

0-3 h	3-6 h	6-9 h	9-12 h
7°C	7.5°C	6.7°C	8.8°C

12-15 h	15-18 h	18-21 h	21-24 h
10.3°C	10.3°C	8.6°C	7.2°C

Montevideo water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Montevideo. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Montevideo on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Montevideo

The nearest beaches and cities from Montevideo with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Playa Ramirez	13.1°C	9°C		0.5 m
Pocitos	13.2°C	10°C		0.5 m
Canelones	13.2°C	10°C		0.53 m
Ciudad de la Costa	13.2°C	10°C		0.53 m
Playa Pinar	13.2°C	10°C		0.53 m
Santiago Vazquez	13.4°C	10°C		0.43 m
Costa de Oro	12.9°C	10°C		0.59 m
La Floresta	12.9°C	10°C		0.65 m
Las Vegas	12.8°C	10°C		0.65 m
Parque del Plata	12.8°C	10°C		0.65 m

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Montevideo Bay

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Our report for Montevideo is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.