Water temperature in Buenos Aires in March

Is it warm enough to swim in Buenos Aires in March? Average water temperature in Buenos Aires in March is 22.5°C and therefore suitable for comfortable swimming. The warmest sea in Buenos Aires in March is 27.3°C, and the coldest is 19.6°C. Average high air temperature in Buenos Aires in March is 27°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 March 2025, 2024

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 March.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 March	24.9°C	23.8°C	21.6°C	27.3°C
2 March	24.1°C	24.1°C	21.7°C	27°C
3 March	23.7°C	23.5°C	21.4°C	26.4°C
4 March	24.6°C	23.1°C	20.9°C	25.3°C
5 March	25.3°C	22.8°C	20.8°C	25.3°C
6 March	25.9°C	22.9°C	21.2°C	25.9°C
7 March	26.6°C	22.9°C	21.3°C	26.6°C
8 March	25.2°C	22.6°C	21.8°C	25.2°C
9 March	23.8°C	23.6°C	21.9°C	24.8°C
10 March	23.6°C	23°C	21.7°C	24.8°C
11 March	23.9°C	22.7°C	21.2°C	25.4°C
12 March	23.1°C	22.5°C	21.1°C	25.6°C
13 March	22.5°C	22.6°C	20.8°C	25.2°C
14 March	22.6°C	22.7°C	20.7°C	25.3°C
15 March	22.4°C	22.4°C	20.4°C	25.2°C

Day	2025	2024	Min	Max
16 March	22.5°C	22.9°C	20.4°C	25.5°C
17 March	22.6°C	22.7°C	20.1°C	25.8°C
18 March	22°C	22.6°C	20.3°C	25.5°C
19 March	22.2°C	22.6°C	20°C	25.3°C
20 March	22.6°C	23°C	20.1°C	24.9°C
21 March	23.2°C	21.9°C	20.2°C	24.4°C
22 March	23.1°C	22°C	19.9°C	24°C
23 March	23.1°C	21.5°C	19.6°C	24°C
24 March	22.4°C	22°C	19.8°C	23.8°C
25 March	22.4°C	21.9°C	19.9°C	23.8°C
26 March	22.5°C	21.8°C	20.1°C	23.4°C
27 March	22.6°C	21.8°C	19.9°C	23.6°C
28 March	22.9°C	22.5°C	19.7°C	24.2°C
29 March	22.5°C	22.5°C	20°C	24.1°C
30 March	22.5°C	22.6°C	20°C	23.8°C
31 March	21.7°C	22°C	19.7°C	23.2°C

Average water temperature in Buenos Aires in March over a decade

2016	2017	2018	2019	2020
21.6°C	23.1°C	22.3°C	21.5°C	22.7°C

2021	2022	2023	2024	2025
23°C	21.8°C	24.5°C	22.6°C	23.3°C

Buenos Aires sea state in March

Chart comparing the height of waves in Buenos Aires in March 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.

Weather and climate in Buenos Aires in March

This data display average monthly climate indicators in Buenos Aires in March 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 temperature27°C
Average LOW temperature18°C
Average humidity
72
Average rainfall days10 days
Average rainfall6.8''/173mm
Average daylight12h
Average sunshine6.8h
Average UV index9

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 March. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Punta Rasa	22°C	18.5°C	26.6°C
San Clemente del Tuyu	22°C	18.8°C	26.4°C
Montevideo	22.6°C	18.8°C	27.5°C
Punta Indio	22.6°C	18°C	27.7°C
Playa Ramirez	22.7°C	19.5°C	27.6°C
Santiago Vazquez	22.7°C	19.1°C	27.7°C
Las Toninas	21.8°C	18.5°C	26.1°C
Pocitos	22.7°C	19.6°C	27.6°C
Santa Teresita	21.8°C	18.5°C	25.9°C
Canelones	22.6°C	19.7°C	27.4°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