Skip to content
seatemperatures.net

Warmest sea in Argentina in October

167 coastal locations in Argentina ranked by their typical October sea temperature. Region-wide average in October: 12.6°C. The top of the list is where to find the warmest swimming this month.

Warmest in October

Isla Martín García

19.9°C October mean in Argentina

Regional October average

12.6°C

across all 167 coastal locations in Argentina

Vs annual mean

-1.6°C

below the year-round regional average

What the Argentina sea feels like in October

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

Argentina monthly average 9.7°C to 18.7°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month February 18.7°C
  • Coldest month August 9.7°C
  • Annual mean 14.1°C
  • Months above 20°C 0 of 12

Where October fits in the year

October sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Argentina month rankings:

Argentina sea temperature map (live)

The map shows today's latest reading at every Argentina location. The list below is based on the typical October mean, useful for trip planning weeks or months ahead.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Argentina locations in October

Sorted by the typical October mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location October mean
1 Isla Martín García Buenos Aires 19.9°C
2 Isla Martin Garcia Buenos Aires Province 19.8°C
3 Baradero 19.7°C
4 Gualeguaychu 19.7°C
5 Mar Chiquita Lake 19.7°C
6 San Roque Lake 19.7°C
7 Villa Carlos Paz 19.7°C
8 Colon Entre Rios 19.6°C
9 Concepcion del Uruguay Entre Rios 19.6°C
10 Concordia 19.6°C
11 Buenos Aires 19.6°C
12 Olivos 19.6°C
13 Quilmes 19.6°C
14 Retiro 19.6°C
15 Tigre 19.6°C
16 Ciudadela 19.4°C
17 Puerto Iguazu 19.1°C
18 Ensenada 18.9°C
19 Punta Lara 18.9°C
20 Puerto La Plata Provincia de Buenos Aires 18.7°C
21 Chascomus 18.6°C
22 Canal Punta Indio (West) Buenos Aires Province 17.8°C
23 Punta Indio 17.8°C
24 Punta Piedras Buenos Aires 17.5°C
25 Canal Punta Indio (East) Buenos Aires Province 17.3°C
Show 25 more ▸
26 Corrientes 16.7°C
27 Cabo San Antonio Provincia de Buenos Aires 16.7°C
28 Punta Rasa 16.6°C
29 Las Toninas 16.4°C
30 San Clemente del Tuyu 16.4°C
31 Aguas Verdes 16.0°C
32 Costa del Este 16.0°C
33 La Lucila del Mar 16.0°C
34 Mar de Ajo 16.0°C
35 Mar del Tuyu 16.0°C
36 San Bernardo 16.0°C
37 Santa Teresita 16.0°C
38 Termas de Rio Hondo 15.9°C
39 Mar del Ajo Provincia de Buenos Aires 15.7°C
40 Nueva Atlantis 15.7°C
41 Punta Medanos 15.7°C
42 Puerto Cuatreros Buenos Aires 15.3°C
43 Puerto Rosales Buenos Aires 15.3°C
44 Bahia Blanca 15.3°C
45 Punta Laberinto Chubut 15.1°C
46 Mina Clavero 15.1°C
47 Punta Alta 15.1°C
48 Bahía Anegada Buenos Aires 14.8°C
49 Villa Gesell 14.8°C
50 Punta Lobos Chubut Province 14.6°C

Coldest 10 in Argentina in October

Same data the other way. Helpful if you want to know which Argentina coasts to avoid for swimming in October.

# Location October mean
1 Ronne Ice Shelf Argentine Antarctica -1.8°C
2 Weddell Sea Argentine Antarctica -1.8°C
3 Signy Island Argentine Antarctica -1.5°C
4 Scotia Bay Argentine Antarctica -1.5°C
5 Rio Grande 5.1°C
6 Caleta la Mision Tierra del Fuego 5.1°C
7 Tierra del Fuego 5.1°C
8 Bahía San Sebastián Tierra del Fuego 5.4°C
9 Cabo Virgenes Santa Cruz 5.5°C
10 Rio Gallegos 5.9°C

More on this region