All data are in degrees Fahrenheit

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Water temperature in Colonia del Sacramento

Detailed information about the current water temperature in Colonia del Sacramento. 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 Colonia del Sacramento now

71.8

°F

April 9, 04:04

Trend:

decreasing

Yesterday:

71.9°F

Tomorrow:

71.7°F

Sunrise:

07:10

Sunset:

18:36

Day Length:

11 h. 26 min.

Colonia del Sacramento in April

Minimum:

76.4°F

Average:

78.5°F

Maximum:

81.0°F

Sea water temperature in Colonia del Sacramento today

As of now, in Colonia del Sacramento, the water temperature is 71.8°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.4°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling 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 73.3°F on 2021, while the historical minimum was 67.1°F on 2025.

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 maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 71.0°F, the minimum temperature may reach 70.0°F, and the maximum might stay at 71.7°F.

Daily water temperature in Colonia del Sacramento

Date Current Year

actual* / forecast**

last year 10 years average
Mar 26 71.3°F 74.3°F 72.5°F
Mar 27 71.3°F 74.0°F 72.3°F
Mar 28 72.4°F 74.1°F 72.3°F
Mar 29 73.0°F 74.8°F 72.7°F
Mar 30 73.9°F 74.7°F 73.0°F
Mar 31 74.8°F 74.9°F 73.1°F
Apr 1 76.0°F 72.3°F 72.6°F
Apr 2 76.0°F 71.9°F 72.4°F
Apr 3 76.6°F 72.6°F 72.1°F
Apr 4 76.5°F 70.5°F 71.6°F
Apr 5 74.2°F 69.1°F 71.2°F
Apr 6 72.5°F 68.7°F 70.8°F
Apr 7 72.3°F 67.2°F 70.8°F
Apr 8 71.9°F 67.1°F 70.5°F
Apr 9 71.8°F 67.1°F 70.4°F
Apr 10 71.7°F 67.2°F 70.3°F
Apr 11 71.6°F 67.0°F 70.2°F
Apr 12 71.3°F 67.0°F 69.9°F
Apr 13 71.2°F 68.5°F 69.8°F
Apr 14 70.8°F 68.4°F 69.4°F
Apr 15 70.2°F 68.3°F 68.8°F
Apr 16 70.0°F 68.0°F 68.6°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 Colonia del Sacramento by month

In Colonia del Sacramento, the months December through March offer comfortable swimming conditions, which amounts to 111 swimming days.
The warmest water in Colonia del Sacramento was recorded on March 1, 2017, reaching a 84.4°F. While the coldest temperature occurred on July 5, 2025, dipping to 49.5°F. The average readings by season are 77.3°F in Winter, 68.9°F in Spring, 55.8°F in Summer, and 65.7°F in Autumn.