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

66.2

°F

October 19, 15:27

Trend:

increasing

Yesterday:

64.7°F

Tomorrow:

66.7°F

Sunrise:

05:58

Sunset:

19:02

Day Length:

13 h. 4 min.

Montevideo in October

Minimum:

73.3°F

Average:

75.1°F

Maximum:

76.4°F

Sea water temperature in Montevideo today

As of now, in Montevideo, the water temperature is 66.2°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 3.5°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 67.0°F on 2018, while the historical minimum was 58.3°F on 2022.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest 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 66.5°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
Oct 5 64.9°F 62.2°F 59.9°F
Oct 6 64.5°F 62.6°F 60.2°F
Oct 7 63.9°F 63.0°F 60.4°F
Oct 8 63.4°F 62.8°F 60.5°F
Oct 9 64.2°F 62.7°F 60.8°F
Oct 10 64.7°F 62.7°F 61.3°F
Oct 11 63.6°F 62.1°F 61.2°F
Oct 12 63.6°F 63.6°F 61.2°F
Oct 13 64.8°F 63.1°F 61.2°F
Oct 14 65.2°F 64.3°F 61.6°F
Oct 15 64.9°F 63.8°F 61.8°F
Oct 16 64.7°F 63.8°F 62.0°F
Oct 17 64.5°F 64.6°F 62.6°F
Oct 18 64.7°F 65.0°F 62.7°F
Oct 19 66.2°F 66.1°F 62.6°F
Oct 20 66.7°F 65.6°F 63.2°F
Oct 21 66.3°F 64.9°F 62.8°F
Oct 22 66.2°F 65.2°F 62.6°F
Oct 23 66.4°F 67.8°F 62.9°F
Oct 24 66.5°F 67.4°F 63.0°F
Oct 25 66.7°F 67.0°F 63.1°F
Oct 26 66.8°F 65.5°F 63.3°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 62.2°F in Autumn.