All data are in degrees Fahrenheit

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Water temperature in Buenos Aires

Detailed information about the current water temperature in Buenos Aires. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Buenos Aires now

81.4

°F

March 17, 02:04

Trend:

increasing

Yesterday:

81.4°F

Tomorrow:

81.8°F

Sunrise:

05:49

Sunset:

17:54

Day Length:

12 h. 5 min.

Buenos Aires in March

Minimum:

78.6°F

Average:

80.1°F

Maximum:

80.9°F

Sea water temperature in Buenos Aires today

As of now, in Buenos Aires, the water temperature is 81.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.3°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 83.1°F on 2025, while the historical minimum was 79.9°F on 2017.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 81.8°F, with minimum temperature starting at 81.5°F, while the maximum might reach 82.0°F.

Daily water temperature in Buenos Aires

Date Current Year

actual* / forecast**

last year 10 years average
Mar 3 79.7°F 81.8°F 79.9°F
Mar 4 79.8°F 81.9°F 80.0°F
Mar 5 78.6°F 82.0°F 80.1°F
Mar 6 79.5°F 82.4°F 80.4°F
Mar 7 80.4°F 82.5°F 80.5°F
Mar 8 80.6°F 82.9°F 80.5°F
Mar 9 80.3°F 82.9°F 80.4°F
Mar 10 80.6°F 82.5°F 80.6°F
Mar 11 80.7°F 82.7°F 80.7°F
Mar 12 80.7°F 82.5°F 80.8°F
Mar 13 80.9°F 83.0°F 80.9°F
Mar 14 81.1°F 83.0°F 80.8°F
Mar 15 81.4°F 82.8°F 80.9°F
Mar 16 81.4°F 82.9°F 81.1°F
Mar 17 81.4°F 83.1°F 81.1°F
Mar 18 81.8°F 83.7°F 81.5°F
Mar 19 81.8°F 83.6°F 81.5°F
Mar 20 81.9°F 83.1°F 81.6°F
Mar 21 81.9°F 82.7°F 81.6°F
Mar 22 82.0°F 82.7°F 81.6°F
Mar 23 81.8°F 82.1°F 81.5°F
Mar 24 81.5°F 81.5°F 81.1°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Buenos Aires by month

In Buenos Aires, the water temperature is comfortable for swimming all year round.
The warmest water in Buenos Aires was recorded on May 27, 2024, reaching a 87.5°F. While the coldest temperature occurred on February 12, 2026, dipping to 76.5°F. The average readings by season are 80.0°F in Winter, 82.8°F in Spring, 83.9°F in Summer, and 84.3°F in Autumn.