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Warmest sea in Chile in December

147 coastal locations in Chile ranked by their typical December sea temperature. Region-wide average in December: 14.7°C. The top of the list is where to find the warmest swimming this month.

Warmest in December

Anakena

23.2°C December mean in Chile

Regional December average

14.7°C

across all 147 coastal locations in Chile

Vs annual mean

+0.9°C

above the year-round regional average

What the Chile sea feels like in December

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.

Chile monthly average 12.1°C to 16.0°C
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D
  • Warmest month February 16.0°C
  • Coldest month August 12.1°C
  • Annual mean 13.8°C
  • Months above 20°C 0 of 12

Where December fits in the year

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

All twelve Chile month rankings:

Chile sea temperature map (live)

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

Sorted by the typical December 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 December mean
1 Anakena 23.2°C
2 Easter Island 23.2°C
3 Hanga Roa 23.2°C
4 Isla de Pascua (Hanga Piko) Valparaíso 23.1°C
5 Arica 19.5°C
6 Michilla 19.3°C
7 Cavancha 19.3°C
8 Iquique 19.3°C
9 Hornitos 18.9°C
10 Calama 18.8°C
11 Tocopilla 18.8°C
12 Juan Lopez 18.8°C
13 San Felix Valparaíso 18.8°C
14 Mejillones 18.6°C
15 Antofagasta 18.6°C
16 Atacama 18.2°C
17 Taltal 18.1°C
18 Taltal Antofagasta 18.0°C
19 Alejandro Selkirk Island 17.9°C
20 Chanaral 17.6°C
21 Juan Fernandez Islands 17.6°C
22 Robinson Crusoe Island 17.6°C
23 Bahia Inglesa 17.5°C
24 Caldera 17.5°C
25 Calderilla 17.5°C
Show 25 more ▸
26 Isla Robinson Crusoe Valparaiso 17.5°C
27 Playa La Virgen 17.5°C
28 Chanaral de las Animas Chañaral 17.3°C
29 Copiapo 17.1°C
30 Puerto Caldera Copiapo 17.0°C
31 Huasco 16.6°C
32 Damas Island 16.1°C
33 Carrizal Bajo Huasco 16.0°C
34 Puerto Huasco Huasco 16.0°C
35 Guanaqueros 15.7°C
36 Las Tacas 15.7°C
37 Playas Blancas 15.7°C
38 Totoralillo 15.7°C
39 Coquimbo 15.7°C
40 La Herradura 15.7°C
41 La Serena 15.7°C
42 Los Molles 15.7°C
43 Pichidangui 15.7°C
44 Tongoy 15.7°C
45 Caleta Hornos 15.7°C
46 Puerto Aldea 15.7°C
47 Punta de Choros 15.7°C
48 Cochamo 15.6°C
49 Frutillar 15.6°C
50 Llanquihue 15.6°C

Coldest 10 in Chile in December

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

# Location December mean
1 Diego Ramirez Magallanes Region 6.6°C
2 Cape Horn 7.4°C
3 Caleta San Martin Magallanes and Chilean Antarctica 7.8°C
4 Puerto Williams 8.3°C
5 Puerto Toro 8.3°C
6 Punta Arenas 8.5°C
7 Strait of Magellan 8.5°C
8 Puerto Natales 9.0°C
9 Magellan Strait East Entrance Magallanes Region 9.0°C
10 Punta Dungeness Magallanes y la Antártica Chilena 9.0°C

More on this region