Measurements:
°C
°F
Cabo Polonio
50°F
N 6 mph
Feels like: 48°F
Precip: 27%
World Resorts Uruguay Cabo Polonio Weather

Cabo Polonio Sea Water Temperature

Current Sea Water Temperature:
+52.6°F
Maximum Sea Water Temperature in August: 58.2°F
Minimum Sea Water Temperature in August: 50.4°F
Average water temperature in August: 54.0°F

Sea Water Temperature for the Last 10 Days:

August 19 52.6°F August 14 52.2°F
August 18 52.6°F August 13 52.4°F
August 17 53.2°F August 12 53.6°F
August 16 53.2°F August 11 53.8°F
August 15 53.4°F August 10 53.8°F

When is the Warmest Sea for Cabo Polonio?

According to our data for the last three years for Cabo Polonio the highest average sea water temperature was in February, March and January.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Cabo Polonio was 76.5°F. The maximum and minimum values were 73.0°F and 79.4°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Cabo Polonio was 73.5°F. The maximum and minimum values were 70.2°F and 75.6°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Cabo Polonio was 76.0°F. The maximum and minimum values were 73.6°F and 78.4°F respectively.

Best Time to Visit Cabo Polonio
The most sunny months:
January 15 days
November 14 days
December 14 days
The most warm months:
January 81.5 °F
February 80.5 °F
March 78.8 °F
Warmest sea temperature:
February 76.0 °F
March 75.6 °F
January 74.8 °F
The most cold months:
July 56.9 °F
June 58.0 °F
August 59.3 °F
The most rainy months:
February 3 days
March 3 days
January 3 days
The most windy months:
January 11 mph
December 11 mph
February 10 mph

Cabo Polonio on the Weather Map

24 Hours Weather Forecast
Cabo Polonio
Local time: 08:42
19 aug, wednesday
0900 50°F
N
6 mph
1200 52°F
NW
6 mph
1500 52°F
W
3 mph
1800 52°F
W
3 mph
2100 50°F
W
3 mph
20 aug, thursday
0000 50°F
SW
4 mph
0300 50°F
SW
5 mph
0600 52°F
W
4 mph