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

51.2

°F

July 9, 10:59

Trend:

stable

Yesterday:

50.7°F

Tomorrow:

51.2°F

Sunrise:

07:58

Sunset:

17:56

Day Length:

9 h. 58 min.

Colonia del Sacramento in July

Minimum:

76.1°F

Average:

77.9°F

Maximum:

79.5°F

Sea water temperature in Colonia del Sacramento today

As of now, in Colonia del Sacramento, the water temperature is 51.2°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 3.2°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 considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 57.4°F on 2023, while the historical minimum was 52.3°F on 2019.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 51.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Colonia del Sacramento

Date Current Year

actual* / forecast**

last year 10 years average
Jun 25 54.2°F 53.4°F 55.5°F
Jun 26 53.8°F 53.0°F 55.7°F
Jun 27 53.5°F 52.4°F 55.4°F
Jun 28 53.7°F 52.0°F 55.0°F
Jun 29 53.9°F 51.5°F 55.0°F
Jun 30 54.1°F 51.6°F 54.8°F
Jul 1 53.6°F 51.8°F 54.8°F
Jul 2 53.7°F 51.7°F 54.6°F
Jul 3 53.0°F 51.5°F 54.5°F
Jul 4 52.2°F 50.8°F 54.3°F
Jul 5 52.2°F 49.5°F 54.1°F
Jul 6 51.8°F 50.3°F 53.9°F
Jul 7 51.4°F 52.2°F 54.1°F
Jul 8 50.7°F 52.6°F 54.0°F
Jul 9 51.2°F 53.6°F 54.3°F
Jul 10 51.2°F 53.9°F 54.3°F
Jul 11 51.2°F 53.9°F 54.4°F
Jul 12 51.0°F 54.0°F 54.2°F
Jul 13 51.2°F 55.6°F 54.3°F
Jul 14 51.1°F 56.0°F 54.3°F
Jul 15 51.0°F 56.1°F 54.2°F
Jul 16 51.0°F 55.9°F 54.2°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 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, 68.8°F in Spring, 55.8°F in Summer, and 65.7°F in Autumn.