Water temperature in Buenos Aires in December

Is it warm enough to swim in Buenos Aires in December? Average water temperature in Buenos Aires in December is 21.8°C and therefore suitable for comfortable swimming. The warmest sea in Buenos Aires in December is 26.8°C, and the coldest is 18.6°C. Average high air temperature in Buenos Aires in December is 29°C, and average low temperature is 18°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Buenos Aires

Changes water temperature in Buenos Aires in December 2024, 2023

To get an accurate forecast for the water temperature in Buenos Aires for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Buenos Aires, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of December.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2024	2023	Min	Max
1 December	21.4°C	21.4°C	19.1°C	23.3°C
2 December	20.7°C	21.5°C	18.9°C	22.3°C
3 December	20°C	19.9°C	18.9°C	21.9°C
4 December	20.1°C	19.3°C	18.8°C	22.8°C
5 December	20.2°C	19.8°C	18.7°C	23.2°C
6 December	20.7°C	20.8°C	18.6°C	23.7°C
7 December	19.9°C	20.2°C	18.8°C	23.9°C
8 December	20.1°C	20.5°C	19°C	24.9°C
9 December	20.4°C	20.3°C	19.5°C	25.2°C
10 December	20.9°C	21.5°C	19.6°C	24.1°C
11 December	21°C	21.3°C	19.9°C	23.9°C
12 December	21.3°C	21.8°C	18.9°C	23.3°C
13 December	21.3°C	22.8°C	18.9°C	24°C
14 December	22.1°C	22.9°C	19.9°C	23.7°C
15 December	21.1°C	22.9°C	20.1°C	23.6°C

Day	2024	2023	Min	Max
16 December	21.3°C	23.3°C	20.4°C	23.9°C
17 December	21.7°C	22.5°C	20.4°C	23.8°C
18 December	21.5°C	22.5°C	19.7°C	23.9°C
19 December	22.4°C	21.8°C	19.9°C	23.7°C
20 December	21.6°C	20.9°C	20.6°C	24°C
21 December	21.2°C	21.1°C	20.7°C	24.3°C
22 December	21.4°C	21.6°C	20.9°C	24.6°C
23 December	21.7°C	21.8°C	20.8°C	24.9°C
24 December	21.6°C	22°C	20.9°C	25.3°C
25 December	21.4°C	21.6°C	21.1°C	25.2°C
26 December	21.2°C	21.5°C	20.9°C	25.7°C
27 December	21°C	21.5°C	21°C	25.8°C
28 December	20.5°C	22.1°C	20.5°C	25.9°C
29 December	21.2°C	21°C	21°C	26.8°C
30 December	21.6°C	20.8°C	20.8°C	26.8°C
31 December	21.9°C	21.9°C	21.9°C	26°C

Buenos Aires water temp chart in December

Average water temperature in Buenos Aires in December over a decade

2015	2016	2017	2018	2019
22.3°C	22.2°C	21.2°C	21°C	21.1°C

2020	2021	2022	2023	2024
21.4°C	22°C	22.9°C	21.4°C	21.1°C

Buenos Aires sea state in December

Chart comparing the height of waves in Buenos Aires in December over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Buenos Aires in December

Weather and climate in Buenos Aires in December

This data display average monthly climate indicators in Buenos Aires in December based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

Average HIGH temperature29°C
Average LOW temperature18°C
Average humidity
64
Average rainfall days9 days
Average rainfall4''/102mm
Average daylight14h
Average sunshine8.8h
Average UV index12

Buenos Aires water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in December. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Punta Rasa	21.3°C	17.8°C	26.2°C
San Clemente del Tuyu	21°C	17.5°C	25.9°C
Montevideo	21.9°C	18.7°C	25.7°C
Punta Indio	22.9°C	19.8°C	28.4°C
Playa Ramirez	22.2°C	19°C	26°C
Santiago Vazquez	22.6°C	19.5°C	26.9°C
Las Toninas	20.6°C	17.4°C	25.1°C
Pocitos	22.1°C	19°C	25.8°C
Santa Teresita	20.5°C	17.4°C	24.8°C
Canelones	21.9°C	18.8°C	25.4°C

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Our report for Buenos Aires 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.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature