All data are in degrees Fahrenheit

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Water temperature in Montevideo

Detailed information about the current water temperature in Montevideo. 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 Montevideo now

53.1

°F

August 8, 16:21

Trend:

increasing

Yesterday:

52.7°F

Tomorrow:

53.1°F

Sunrise:

07:33

Sunset:

18:08

Day Length:

10 h. 35 min.

Montevideo in August

Minimum:

71.5°F

Average:

74.4°F

Maximum:

75.8°F

Sea water temperature in Montevideo today

As of now, in Montevideo, the water temperature is 53.1°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.9°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 56.7°F on 2015, while the historical minimum was 52.3°F on 2022.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 53.0°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Montevideo

Date Current Year

actual* / forecast**

last year 10 years average
Jul 25 52.5°F 52.3°F 51.8°F
Jul 26 52.4°F 51.9°F 52.0°F
Jul 27 52.5°F 51.6°F 52.4°F
Jul 28 52.3°F 51.2°F 52.2°F
Jul 29 51.8°F 51.4°F 52.3°F
Jul 30 51.2°F 51.4°F 52.3°F
Jul 31 51.2°F 51.7°F 52.4°F
Aug 1 52.4°F 51.6°F 52.7°F
Aug 2 51.8°F 51.8°F 52.8°F
Aug 3 52.8°F 51.8°F 53.3°F
Aug 4 52.6°F 54.8°F 53.2°F
Aug 5 53.6°F 54.3°F 53.0°F
Aug 6 53.2°F 53.8°F 53.4°F
Aug 7 52.7°F 54.4°F 53.9°F
Aug 8 53.1°F 54.1°F 53.9°F
Aug 9 53.1°F 54.4°F 54.0°F
Aug 10 53.1°F 54.4°F 53.9°F
Aug 11 53.0°F 54.3°F 53.9°F
Aug 12 53.2°F 54.4°F 54.0°F
Aug 13 52.9°F 54.1°F 53.7°F
Aug 14 52.8°F 54.1°F 53.7°F
Aug 15 53.0°F 54.3°F 53.9°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 Montevideo by month

In Montevideo, the months January through February offer comfortable swimming conditions, which amounts to 80 swimming days.
The warmest water in Montevideo was recorded on March 1, 2017, reaching a 82.4°F. While the coldest temperature occurred on July 9, 2025, dipping to 47.4°F. The average readings by season are 74.4°F in Winter, 67.7°F in Spring, 53.8°F in Summer, and 62.1°F in Autumn.