Current Sea Water Temperature:
+54.2°F
| Maximum Sea Water Temperature in May: | 71.4°F |
| Minimum Sea Water Temperature in May: | 53.2°F |
| Average water temperature in May: | 61.7°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| May 30 | 54.2°F | May 25 | 54.4°F |
| May 29 | 53.8°F | May 24 | 54.6°F |
| May 28 | 54.2°F | May 23 | 54.2°F |
| May 27 | 55.0°F | May 22 | 55.0°F |
| May 26 | 55.2°F | May 21 | 55.0°F |
When is the Warmest Sea for Montevideo?
According to our data for the last three years for Montevideo the highest average sea water temperature was in January, February and December.
Average Water Temperature by Month, °F
Sea Water Temperature in January
The average sea surface temperature in January 2026 for Montevideo was 78.4°F. The maximum and minimum values were 74.8°F and 83.8°F respectively.
Sea Water Temperature in February
The average sea surface temperature in February 2026 for Montevideo was 79.6°F. The maximum and minimum values were 77.6°F and 81.8°F respectively.
Sea Water Temperature in December
The average sea surface temperature in December 2025 for Montevideo was 77.1°F. The maximum and minimum values were 71.0°F and 83.4°F respectively.
Uruguay Resorts:
NAME
F°
| Artigas |  |
+58 |
| Cabo Polonio |  |
+58 |
| Ciudad de la Costa | |
+54 |
| Colonia del Sacramento |  |
+56 |
| Faro de Jose Ignacio | |
+56 |
| La Paloma | |
+56 |
| Maldonado | |
+56 |
| Montevideo | |
+56 |
| Piriapolis | |
+56 |
| Punta del Diablo | |
+60 |
| Punta del Este | |
+56 |
| Rivera | |
+56 |
| Salto | |
+58 |
| Treinta y Tres | |
+58 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Montevideo
Local time: 07:53
30 may, saturday
| 0900 |  |
56°F | SW 3 mph |
| 1200 |  |
62°F | SE 2 mph |
| 1500 | |
64°F | E 4 mph |
| 1800 | |
58°F | N 6 mph |
| 2100 |  |
56°F | NE 3 mph |
31 may, sunday
| 0000 | |
54°F | NE 2 mph |
| 0300 |  |
52°F | E 3 mph |
| 0600 | |
52°F | E 5 mph |