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Coldest sea in Argentina in October

167 coastal locations in Argentina ranked by typical October sea temperature, coldest first. Region-wide average in October: 12.6°C.

Coldest in October

Ronne Ice Shelf

-1.8°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
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  • 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.

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 coldest Argentina locations in October

Sorted by typical October mean from a decade of daily readings, coldest first. Click any place for the full location page.

# 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
11 Puerto Vancouver Tierra del Fuego Province 5.9°C
12 Caleta Brent Tierra del Fuego Province 6.0°C
13 Bahia Crossley Tierra del Fuego 6.1°C
14 Puerto San Juan del Salvamento Tierra del Fuego 6.1°C
15 Isla Observatorio Tierra del Fuego Province 6.1°C
16 Bahia Aguirre Tierra del Fuego 6.2°C
17 Bahia Buen Suceso Tierra del Fuego 6.2°C
18 Isla de los Estados 6.2°C
19 Ushuaia 6.3°C
20 Bahia Thetis Tierra del Fuego Province 6.3°C
21 Comandante Luis Piedrabuena 6.7°C
22 Puerto Santa Cruz 6.8°C
23 Puerto de Punta Quilla 6.8°C
24 Argentino Lake 7.0°C
25 El Calafate 7.0°C
Show 25 more ▸
26 Viedma Lake 7.0°C
27 Muelle Frigorifico Santa Cruz 7.1°C
28 Puerto San Julian 7.2°C
29 Bahía Laura Santa Cruz 7.3°C
30 Bahia de los Nodales Santa Cruz 7.5°C
31 Puerto Deseado 7.7°C
32 Cabo Blanco Santa Cruz 8.2°C
33 Caleta Olivia 9.3°C
34 Rada Tilly Chubut 9.3°C
35 Comodoro Rivadavia Chubut 9.4°C
36 Puerto Santa Elena Entre Rios 9.9°C
37 Caleta Carolina Chubut 10.0°C
38 Camarones Chubut 10.0°C
39 Bahia Gil Chubut Province 10.1°C
40 Bahia Bustamante Chubut 10.1°C
41 Puerto Melo Chubut 10.2°C
42 Bahia Janssen Chubut 10.2°C
43 Bahía Engaño Chubut 10.5°C
44 Isla Escondida Chubut Province 10.5°C
45 Playa Union Chubut 10.6°C
46 Rawson Chubut 10.6°C
47 Trelew 10.6°C
48 Punta Delgada Chubut 10.8°C
49 Valdes Peninsula Chubut 11.1°C
50 Punta Norte Chubut 11.2°C

Warmest 10 in Argentina in October

Same data the other way. The warmest spots for the same month.

# 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

More on this region