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 61.4°F. The highest and lowest sea temperatures during the month were 64.8°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 61.4°F 62.6°F
Bahia Blanca 51.2°F 52.8°F
Puerto Madryn 51.1°F 51.4°F
Miramar 51.0°F 52.1°F
Mar del Plata 51.0°F 53.0°F
San Carlos de Bariloche 46.5°F 46.5°F
Comodoro Rivadavia 45.8°F 47.2°F
Ushuaia 42.2°F 42.3°F
Rio Gallegos 39.3°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
January 10.5 mph

Buenos Aires on a weather map

Current weather
16:39
Buenos Aires
+64°F
SW 11 mph
Feels like: +64°F
Precip.: 3%
24 Hours Forecast
Buenos Aires
Local time: 16:39
October 05, monday
1800
64°F
SW
11 mph
2100
61°F
SW
6 mph
October 06, tuesday
0000
59°F
S
9 mph
0300
57°F
SW
9 mph
0600
57°F
SW
6 mph
0900
59°F
SW
8 mph
1200
63°F
SW
8 mph
1500
63°F
NW
11 mph
Units of measurement: °C / °F