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

57.7

°F

September 27, 00:07

Trend:

stable

Yesterday:

57.5°F

Tomorrow:

57.7°F

Sunrise:

06:27

Sunset:

18:45

Day Length:

12 h. 18 min.

Montevideo in October

Minimum:

73.1°F

Average:

74.8°F

Maximum:

76.0°F

Sea water temperature in Montevideo today

As of now, in Montevideo, the water temperature is 57.7°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 1.6°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

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 62.8°F on 2018, while the historical minimum was 56.1°F on 2020.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 57.9°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
Sep 13 54.8°F 59.1°F 56.7°F
Sep 14 54.1°F 59.2°F 56.4°F
Sep 15 54.2°F 59.4°F 56.6°F
Sep 16 54.8°F 58.7°F 57.0°F
Sep 17 54.3°F 59.8°F 57.2°F
Sep 18 56.2°F 59.2°F 58.0°F
Sep 19 55.9°F 60.3°F 58.0°F
Sep 20 56.0°F 61.3°F 58.2°F
Sep 21 57.0°F 61.1°F 58.5°F
Sep 22 56.9°F 60.4°F 58.6°F
Sep 23 56.2°F 60.4°F 58.5°F
Sep 24 56.3°F 60.2°F 58.5°F
Sep 25 56.3°F 60.2°F 58.4°F
Sep 26 57.5°F 58.8°F 59.1°F
Sep 27 57.7°F 59.2°F 59.3°F
Sep 28 57.7°F 59.0°F 59.3°F
Sep 29 57.5°F 59.0°F 59.1°F
Sep 30 57.7°F 60.1°F 59.3°F
Oct 1 58.0°F 61.7°F 59.6°F
Oct 2 57.8°F 61.7°F 59.4°F
Oct 3 58.5°F 63.1°F 60.1°F
Oct 4 58.3°F 63.3°F 59.9°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 78 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 74.5°F in Winter, 67.5°F in Spring, 53.6°F in Summer, and 62.3°F in Autumn.