Measurements:
°C
°F
Cabo Polonio
60°F
W 13 mph
Feels like: 56°F
Precip: 31%
World Resorts Uruguay Cabo Polonio Weather

Cabo Polonio Sea Water Temperature

Current Sea Water Temperature:
+56.6°F
Maximum Sea Water Temperature in September: 59.4°F
Minimum Sea Water Temperature in September: 51.4°F
Average water temperature in September: 55.8°F

Sea Water Temperature for the Last 10 Days:

September 28 56.6°F September 23 54.6°F
September 27 57.2°F September 22 55.2°F
September 26 56.4°F September 21 56.0°F
September 25 55.0°F September 20 55.4°F
September 24 55.2°F September 19 55.2°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 58.7 °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: 19:04
28 sep, monday
2100 60°F
SW
12 mph
29 sep, tuesday
0000 60°F
W
13 mph
0300 60°F
W
13 mph
0600 60°F
SW
13 mph
0900 60°F
SW
9 mph
1200 62°F
SW
6 mph
1500 66°F
S
7 mph
1800 66°F
SE
9 mph