World Resorts Argentina Buenos Aires Weather

Buenos Aires Sea Temperature in December

Average sea water temperature in December:
+76.6°F
Minimum sea water temperature in December: 86.7°F
Maximum sea water temperature in December: 70.9°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 77.3°F. The highest and lowest sea temperatures during the month were 79.0°F and 74.5°F.

Monthly sea water temperature in Buenos Aires, °F

Which Argentina resorts have warmest sea in December?

Place name December 2025 December 2024
Buenos Aires 77.3°F 75.3°F
Bahia Blanca 69.0°F 67.1°F
Mar del Plata 65.9°F 63.5°F
Miramar 64.1°F 61.3°F
Puerto Madryn 61.2°F 60.4°F
San Carlos de Bariloche 55.5°F 54.3°F
Comodoro Rivadavia 55.4°F 56.6°F
Rio Gallegos 52.6°F 52.9°F
Ushuaia 46.0°F 46.4°F

Best time for vacation in Buenos Aires

Sunniest months:
January 24 days
December 23 days
February 21 days
Warmest months:
January 84.2 °F
February 82.3 °F
December 80.7 °F
Warmest sea temp:
January 79.4 °F
February 78.7 °F
December 76.6 °F
Coldest months:
July 56.4 °F
June 57.6 °F
August 58.8 °F
Rainiest months:
February 5 days
December 4 days
January 4 days
Windiest months:
October 10.7 mph
November 10.7 mph
September 10.6 mph

Buenos Aires on a weather map

Current weather
20:17
Buenos Aires
+81°F
SE 6 mph
Feels like: +84°F
Precip.: 0%
Places in Argentina:
Name
°F
Bahia Blanca
+68°F
Buenos Aires
+81°F
Comodoro Rivadavia
+61°F
Cordoba
+79°F
Mar del Plata
+64°F
Mendoza
+81°F
Miramar
+63°F
Puerto Madryn
+70°F
Rio Gallegos
+55°F
Salta
+63°F
San Carlos de Bariloche
+46°F
San Miguel
+73°F
San Juan
+86°F
Ushuaia
+41°F
El Chalten
+41°F
all places
24 Hours Forecast
Buenos Aires
Local time: 20:17
December 23, tuesday
2100
81°F
SE
6 mph
December 24, wednesday
0000
79°F
NE
4 mph
0300
77°F
S
6 mph
0600
75°F
SE
6 mph
0900
82°F
SE
5 mph
1200
86°F
S
9 mph
1500
90°F
SW
13 mph
1800
77°F
N
21 mph
Units of measurement: °C / °F