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Warmest sea in South America in January

947 coastal locations in South America ranked by their typical January sea temperature. Region-wide average in January: 22.3°C. The top of the list is where to find the warmest swimming this month.

Warmest in January

Covenas

29.3°C January mean in Colombia

Regional January average

22.3°C

across all 947 coastal locations in South America

Vs annual mean

+2.0°C

above the year-round regional average

What the South America sea feels like in January

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

South America monthly average 18.1°C to 22.7°C
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  • Warmest month February 22.7°C
  • Coldest month August 18.1°C
  • Annual mean 20.4°C
  • Months above 20°C 7 of 12

Where January fits in the year

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

All twelve South America month rankings:

South America sea temperature map (live)

The map shows today's latest reading at every South America location. The list below is based on the typical January 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 South America locations in January

Sorted by the typical January 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 January mean
1 Covenas 29.3°C
2 Tolu 29.1°C
3 Macapa Amapa 29.0°C
4 Santana Amapa 29.0°C
5 Barcarena Para 28.9°C
6 Cameta Para 28.9°C
7 Limoeiro do Ajuru Para 28.9°C
8 Oeiras do Para Para 28.9°C
9 Porto de Mosqueiro Pará 28.9°C
10 Ilha Do Brigue State of Amapá 28.9°C
11 Belem Para 28.9°C
12 Ananindeua Para 28.8°C
13 Areia Branca (Salineiro Terminal) State of Sergipe 28.7°C
14 Ilha De Colares Pará 28.7°C
15 Arboletes 28.6°C
16 Ilha dos Guaras State of Pará 28.6°C
17 Cabedelo (Rio Paraiba) Paraíba 28.6°C
18 Luis Correla Piauí 28.6°C
19 Soure Para 28.6°C
20 Tintipan Island 28.6°C
21 Ilha de Santana State of Maranhão 28.6°C
22 Augusto Correa Para 28.6°C
23 Vigia Para 28.6°C
24 Jijoca de Jericoacoara Ceara 28.6°C
25 Acaraú Ceará 28.6°C
Show 25 more ▸
26 Alcantara Maranhao 28.6°C
27 Camocim Ceara 28.6°C
28 Marapanim Para 28.6°C
29 Sao Caetano de Odivelas Para 28.6°C
30 Salinopolis Para 28.5°C
31 Sao Jose de Ribamar Maranhao 28.5°C
32 Canoa Quebrada Ceara 28.5°C
33 Pecem Ceara 28.5°C
34 Sao Joao de Pirabas Para 28.5°C
35 Areia Branca Rio Grande do Norte 28.5°C
36 Itaqui Maranhão 28.5°C
37 Ponta da Madeira Maranhão 28.5°C
38 Sao Luis Maranhao 28.5°C
39 Porto de Natal Rio Grande do Norte 28.5°C
40 Luis Correia Piaui 28.5°C
41 Tutoia Maranhao 28.5°C
42 Barra Grande Ceara 28.5°C
43 Macau Rio Grande do Norte 28.5°C
44 Paracuru Ceara 28.5°C
45 Port of Pecem Ceara 28.5°C
46 Cabedelo Paraiba 28.5°C
47 Joao Pessoa Paraiba 28.5°C
48 Maracajau Rio Grande do Norte 28.5°C
49 Necocli 28.4°C
50 Pipa Rio Grande do Norte 28.4°C

Coldest 10 in South America in January

Same data the other way. Helpful if you want to know which South America coasts to avoid for swimming in January.

# Location January mean
1 Weddell Sea Argentine Antarctica -1.8°C
2 Ronne Ice Shelf Argentine Antarctica -1.8°C
3 Scotia Bay Argentine Antarctica 0.4°C
4 Signy Island Argentine Antarctica 0.4°C
5 Diego Ramirez Magallanes Region 7.4°C
6 Puerto Vancouver Tierra del Fuego Province 8.0°C
7 Caleta Brent Tierra del Fuego Province 8.1°C
8 Puerto San Juan del Salvamento Tierra del Fuego 8.1°C
9 Isla Observatorio Tierra del Fuego Province 8.2°C
10 Bahia Crossley Tierra del Fuego 8.2°C

More on this region