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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.

70.5

°F

April 23, 06:03

Trend:

decreasing

Yesterday:

71.5°F

Tomorrow:

70.5°F

Sunrise:

07:21

Sunset:

18:18

Day Length:

10 h. 57 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 70.5°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 2.9°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 72.3°F on 2018, while the historical minimum was 64.9°F on 2023.

latest data

last year

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 70.0°F, the minimum temperature may reach 69.3°F, and the maximum might stay at 70.5°F.

Daily water temperature in Colonia del Sacramento

Date	Current Year actual* / forecast**	last year	10 years average
Apr 9	70.6°F	67.1°F	70.4°F
Apr 10	70.7°F	67.2°F	70.3°F
Apr 11	70.3°F	67.0°F	70.2°F
Apr 12	69.8°F	67.0°F	69.9°F
Apr 13	70.3°F	68.5°F	69.9°F
Apr 14	69.7°F	68.4°F	69.5°F
Apr 15	70.0°F	68.3°F	68.9°F
Apr 16	69.2°F	68.0°F	68.6°F
Apr 17	69.1°F	67.6°F	68.5°F
Apr 18	70.5°F	67.5°F	68.4°F
Apr 19	71.2°F	66.9°F	68.4°F
Apr 20	70.8°F	66.3°F	68.3°F
Apr 21	71.3°F	65.4°F	68.2°F
Apr 22	71.5°F	65.6°F	68.3°F
Apr 23	70.5°F	65.1°F	67.7°F
Apr 24	70.5°F	66.7°F	67.6°F
Apr 25	70.5°F	66.5°F	67.7°F
Apr 26	70.4°F	67.2°F	67.6°F
Apr 27	69.9°F	67.3°F	67.0°F
Apr 28	69.8°F	66.8°F	67.0°F
Apr 29	69.7°F	65.6°F	66.8°F
Apr 30	69.3°F	66.0°F	66.4°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.