World Resorts Argentina Buenos Aires Weather

Buenos Aires Sea Temperature in December

Average sea water temperature in December:
+76.7°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 77.7°F. The highest and lowest sea temperatures during the month were 81.5°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 77.7°F 75.3°F
Bahia Blanca 69.0°F 67.1°F
Mar del Plata 66.1°F 63.5°F
Miramar 64.4°F 61.3°F
Puerto Madryn 61.2°F 60.4°F
San Carlos de Bariloche 55.5°F 54.3°F
Comodoro Rivadavia 55.3°F 56.6°F
Rio Gallegos 52.5°F 52.9°F
Ushuaia 45.9°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 80.6 °F
Warmest sea temp:
January 79.4 °F
February 78.7 °F
December 76.7 °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
00:39
Buenos Aires
+77°F
SW 7 mph
Feels like: +79°F
Precip.: 0%
Places in Argentina:
Name
°F
Bahia Blanca
+75°F
Buenos Aires
+77°F
Comodoro Rivadavia
+59°F
Cordoba
+77°F
Mar del Plata
+70°F
Mendoza
+70°F
Miramar
+72°F
Puerto Madryn
+63°F
Rio Gallegos
+43°F
Salta
+63°F
San Carlos de Bariloche
+37°F
San Miguel
+73°F
San Juan
+82°F
Ushuaia
+32°F
El Chalten
+41°F
all places
24 Hours Forecast
Buenos Aires
Local time: 00:39
December 27, saturday
0300
75°F
SE
6 mph
0600
75°F
SE
9 mph
0900
84°F
E
9 mph
1200
90°F
SE
7 mph
1500
93°F
SE
2 mph
1800
81°F
W
21 mph
2100
77°F
W
16 mph
December 28, sunday
0000
75°F
W
13 mph
Units of measurement: °C / °F