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

76.7

°F

December 21, 17:24

Trend:

stable

Yesterday:

76.3°F

Tomorrow:

76.2°F

Sunrise:

05:35

Sunset:

20:03

Day Length:

14 h. 28 min.

Colonia del Sacramento in December

Minimum:

77.3°F

Average:

78.7°F

Maximum:

81.6°F

Sea water temperature in Colonia del Sacramento today

As of now, in Colonia del Sacramento, the water temperature is 76.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.2°F higher 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature closely matches the previous two weeks' average, indicating a stable 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 78.9°F on 2023, while the historical minimum was 72.0°F on 2020.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week displays a degree of variability. While the average temperature will hold relatively steady at 77.0°F, the minimum temperature may go down to 76.2°F, and the maximum might reach 78.1°F.

Daily water temperature in Colonia del Sacramento

Date Current Year

actual* / forecast**

last year 10 years average
Dec 7 76.4°F 74.4°F 73.9°F
Dec 8 76.5°F 72.3°F 73.9°F
Dec 9 76.3°F 72.4°F 74.3°F
Dec 10 76.2°F 72.6°F 75.0°F
Dec 11 75.9°F 73.1°F 75.3°F
Dec 12 77.8°F 73.8°F 75.9°F
Dec 13 77.8°F 73.5°F 76.0°F
Dec 14 78.1°F 75.9°F 76.3°F
Dec 15 77.7°F 74.5°F 76.0°F
Dec 16 76.3°F 74.8°F 75.5°F
Dec 17 75.4°F 75.1°F 75.6°F
Dec 18 76.0°F 75.5°F 75.8°F
Dec 19 75.7°F 75.8°F 75.8°F
Dec 20 76.3°F 76.6°F 75.3°F
Dec 21 76.7°F 76.2°F 75.5°F
Dec 22 76.2°F 75.1°F 75.0°F
Dec 23 76.4°F 75.0°F 75.2°F
Dec 24 76.7°F 75.1°F 75.5°F
Dec 25 77.0°F 74.7°F 75.8°F
Dec 26 77.4°F 73.9°F 76.2°F
Dec 27 77.5°F 73.1°F 76.3°F
Dec 28 78.1°F 73.3°F 76.9°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 Colonia del Sacramento by month

In Colonia del Sacramento, the months December through March offer comfortable swimming conditions, which amounts to 109 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 77.4°F in Winter, 69.0°F in Spring, 56.0°F in Summer, and 65.6°F in Autumn.