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

81.3

°F

December 28, 18:13

Trend:

increasing

Yesterday:

81.1°F

Tomorrow:

81.8°F

Sunrise:

05:39

Sunset:

20:06

Day Length:

14 h. 27 min.

Colonia del Sacramento in January

Minimum:

76.1°F

Average:

78.1°F

Maximum:

80.4°F

Sea water temperature in Colonia del Sacramento today

As of now, in Colonia del Sacramento, the water temperature is 81.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 4.4°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 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 79.5°F on 2021, while the historical minimum was 73.3°F on 2024.

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 suggests a gradual increase. The average temperature is expected to rise up to 82.5°F, with minimum temperature starting at 81.8°F, while the maximum might reach 82.8°F.

Daily water temperature in Colonia del Sacramento

Date Current Year

actual* / forecast**

last year 10 years average
Jan 1 82.5°F 76.1°F 78.1°F
Jan 2 82.8°F 77.5°F 78.4°F
Jan 3 82.8°F 77.7°F 78.4°F
Jan 4 82.7°F 77.5°F 78.4°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 75.6°F
Dec 22 76.9°F 75.1°F 75.2°F
Dec 23 76.7°F 75.0°F 75.3°F
Dec 24 79.9°F 75.1°F 75.9°F
Dec 25 79.1°F 74.7°F 76.1°F
Dec 26 79.3°F 73.9°F 76.5°F
Dec 27 81.1°F 73.1°F 76.8°F
Dec 28 81.3°F 73.3°F 76.9°F
Dec 29 81.8°F 73.9°F 77.5°F
Dec 30 82.3°F 74.7°F 78.0°F
Dec 31 82.6°F 75.0°F 78.2°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.