Average sea water temperature in December:
+71.9°F
| Minimum sea water temperature in December: | 76.8°F |
| Maximum sea water temperature in December: | 66.7°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 72.3°F. The highest and lowest sea temperatures during the month were 75.9°F and 66.7°F.
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| Ciudad de la Costa |
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14 days
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| Ciudad de la Costa |
Monthly sea water temperature in Ciudad de la Costa, °F
Which Uruguay resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Colonia del Sacramento | 76.3°F | 74.4°F |
| Montevideo | 72.6°F | 71.9°F |
| Ciudad de la Costa | 72.3°F | 71.2°F |
| Punta del Diablo | 71.0°F | 67.8°F |
| Piriapolis | 70.0°F | 69.4°F |
| Cabo Polonio | 69.9°F | 66.9°F |
| Punta del Este | 69.2°F | 68.3°F |
| Maldonado | 69.2°F | 68.3°F |
| La Paloma | 69.1°F | 67.0°F |
| Faro de Jose Ignacio | 68.8°F | 67.7°F |
Best time for vacation in Ciudad de la Costa
Ciudad de la Costa on a weather map
Places in Uruguay:
Name
°F
24 Hours Forecast
Ciudad de la Costa
Local time: 07:48
December 20, saturday
0900

84°F
S
16 mph
16 mph
1200

91°F
SE
12 mph
12 mph
1500

77°F
NE
19 mph
19 mph
1800

70°F
SE
6 mph
6 mph
2100

70°F
SW
9 mph
9 mph
December 21, sunday
0000

70°F
S
4 mph
4 mph
0300

68°F
N
0 mph
0 mph
0600

70°F
SW
2 mph
2 mph




























