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Coldest sea in Costa Rica in January

54 coastal locations in Costa Rica ranked by typical January sea temperature, coldest first. Region-wide average in January: 28.3°C.

Coldest in January

Papagayo

27.1°C January mean in Costa Rica

Regional January average

28.3°C

across all 54 coastal locations in Costa Rica

Vs annual mean

-0.5°C

below the year-round regional average

What the Costa Rica sea feels like in January

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

Costa Rica monthly average 28.1°C to 29.5°C
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  • Warmest month May 29.5°C
  • Coldest month February 28.1°C
  • Annual mean 28.8°C
  • Months above 20°C 12 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 Costa Rica month rankings:

Costa Rica sea temperature map (live)

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

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

# Location January mean
1 Papagayo 27.1°C
2 Guanacaste 27.6°C
3 Liberia 27.6°C
4 Tortuguero 27.6°C
5 Limon 27.7°C
6 Playa Bonita 27.7°C
7 Cahuita 27.7°C
8 Puerto Viejo 27.7°C
9 Punta Uva 27.7°C
10 Brasilito 27.8°C
11 Catalina Island 27.8°C
12 Palm Beach Estates 27.8°C
13 Playa Carbon 27.8°C
14 Playa Conchal 27.8°C
15 Playa Del Coco 27.8°C
16 Playa Flamingo 27.8°C
17 Playa Grande 27.8°C
18 Playa Hermosa 27.8°C
19 Playa Langosta 27.8°C
20 Playa Mina 27.8°C
21 Playa Nombre de Jesus 27.8°C
22 Playa Real y Roble 27.8°C
23 Playa Ventanas 27.8°C
24 Potrero 27.8°C
25 Tamarindo Beach 27.8°C
Show 25 more
26 Puerto Limon Limón 27.9°C
27 Cocos Island 28.2°C
28 Los Pargos 28.3°C
29 Marbella 28.3°C
30 Playa Avellana 28.3°C
31 Playa Azul 28.3°C
32 Playa Mansita 28.3°C
33 Playa Negra 28.3°C
34 Nosara 28.7°C
35 Samara 28.7°C
36 Nandayure 28.8°C
37 Playa Carrillo 28.8°C
38 Punta Islita 28.8°C
39 Mal Pais 28.8°C
40 Montezuma 28.8°C
41 Playa Santa Teresa 28.8°C
42 Chacarita 28.9°C
43 Puntarenas 28.9°C
44 Jaco 29.0°C
45 Manuel Antonio 29.1°C
46 Puerto Quepos 29.1°C
47 Quepos 29.1°C
48 Cano Island 29.1°C
49 San Jose 29.1°C
50 Dominical 29.2°C

Warmest 10 in Costa Rica in January

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

# Location January mean
1 Pavones 29.4°C
2 Ojochal 29.3°C
3 Uvita 29.3°C
4 Golfito 29.3°C
5 Dominical 29.2°C
6 Cano Island 29.1°C
7 San Jose 29.1°C
8 Manuel Antonio 29.1°C
9 Puerto Quepos 29.1°C
10 Quepos 29.1°C

More on this region