The Uruguay resorts with the warmest sea water temperature in August are Colonia del Sacramento, Punta del Diablo and Montevideo.
Below you can see a list of all popular Uruguay resorts and information about sea water temperature in August for the last two years.
| Resort Name | August 2026 | August 2025 | August 2024 |
|---|---|---|---|
| Colonia del Sacramento | 59.3°F | 57.4°F | 56.3°F |
| Punta del Diablo | 54.4°F | 54.7°F | 53.3°F |
| Montevideo | 54.4°F | 54.6°F | 53.3°F |
| Cabo Polonio | 54.1°F | 54.5°F | 53.0°F |
| Ciudad de la Costa | 53.7°F | 54.4°F | 53.2°F |
| Piriapolis | 53.6°F | 54.5°F | 52.9°F |
| La Paloma | 53.4°F | 54.0°F | 52.6°F |
| Faro de Jose Ignacio | 53.3°F | 54.1°F | 53.0°F |
| Punta del Este | 53.1°F | 54.2°F | 52.9°F |
| Maldonado | 53.1°F | 54.2°F | 52.9°F |
Please see following sea water temperature averages charts for the warmest Uruguay resorts in August.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
Sea Water
Temperature
Temperature
| Colonia del Sacramento |
Sea Water
Temperature
Temperature
| Punta del Diablo |
Sea Water
Temperature
Temperature
| Montevideo |
Uruguay Resorts:
NAME
F°
| Artigas |  |
+58 |
| Cabo Polonio |  |
+50 |
| Ciudad de la Costa | |
+48 |
| Colonia del Sacramento |  |
+52 |
| Faro de Jose Ignacio | |
+50 |
| La Paloma | |
+48 |
| Maldonado | |
+50 |
| Montevideo | |
+46 |
| Piriapolis | |
+50 |
| Punta del Diablo | |
+52 |
| Punta del Este | |
+50 |
| Rivera | |
+52 |
| Salto | |
+50 |
| Treinta y Tres |  |
+48 |
