World Resorts Argentina Buenos Aires Weather

Buenos Aires Sea Temperature in September

Average sea water temperature in September:
+61.4°F
Minimum sea water temperature in September: 67.5°F
Maximum sea water temperature in September: 55.8°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 60.7°F. The highest and lowest sea temperatures during the month were 62.2°F and 59.0°F.

Monthly sea water temperature in Buenos Aires, °F

Which Argentina resorts have warmest sea in September?

Place name September 2026 September 2025
Buenos Aires 60.7°F 62.6°F
Miramar 50.8°F 52.1°F
Puerto Madryn 50.8°F 51.4°F
Mar del Plata 50.7°F 53.0°F
Bahia Blanca 50.1°F 52.8°F
San Carlos de Bariloche 46.4°F 46.5°F
Comodoro Rivadavia 45.5°F 47.2°F
Ushuaia 42.3°F 42.3°F
Rio Gallegos 38.9°F 40.6°F

Best time for vacation in Buenos Aires

Sunniest months:
January 24 days
December 23 days
February 21 days
Warmest months:
January 83.8 °F
February 82.1 °F
December 80.7 °F
Warmest sea temp:
January 79.4 °F
February 78.7 °F
December 76.7 °F
Coldest months:
July 56.3 °F
June 57.5 °F
August 58.6 °F
Rainiest months:
February 4 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
11:19
Buenos Aires
+63°F
NE 8 mph
Feels like: +63°F
Precip.: 2%
24 Hours Forecast
Buenos Aires
Local time: 11:19
September 15, tuesday
1200
63°F
NE
8 mph
1500
66°F
N
9 mph
1800
57°F
NW
14 mph
2100
54°F
W
15 mph
September 16, wednesday
0000
50°F
NW
14 mph
0300
48°F
NW
10 mph
0600
48°F
W
9 mph
0900
50°F
SW
11 mph
Units of measurement: °C / °F