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In January warmest sea in Costa Rica is usually observed in the following locations: Cartago, Quepos, San Jose.
Table below shows the average sea water temperature for marine resorts of Costa Rica in January for the last three years.
| Place name | January 2025 | January 2024 | January 2023 |
|---|---|---|---|
| Cartago | 84.0°F | 86.2°F | 84.0°F |
| Quepos | 84.0°F | 86.3°F | 84.0°F |
| San Jose | 83.9°F | 86.2°F | 84.1°F |
| Heredia | 83.8°F | 86.0°F | 84.0°F |
| Jaco | 83.7°F | 85.9°F | 83.8°F |
| Alajuela | 83.5°F | 85.6°F | 83.5°F |
| Santa Teresa | 83.2°F | 85.4°F | 83.3°F |
| Samara | 83.1°F | 85.2°F | 83.2°F |
| El Roble | 82.6°F | 84.9°F | 82.5°F |
| Tamarindo | 82.0°F | 84.5°F | 82.1°F |
| Puerto Viejo de Talamanca | 81.6°F | 82.8°F | 81.8°F |
| Cahuita | 81.5°F | 82.8°F | 81.8°F |
| Puerto Limon | 81.5°F | 82.7°F | 81.6°F |
| Limon | 81.5°F | 82.7°F | 81.6°F |
| Tortuguero | 81.3°F | 82.5°F | 81.4°F |
| Playas del Coco | 81.0°F | 83.1°F | 81.3°F |
| Playa Flamingo | 81.0°F | 83.1°F | 81.3°F |
Charts below show average sea water temperature for Costa Rica resorts with the warmest sea in January.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
83.2
82.6
83.1
83.8
84.1
84
84.5
85
85.6
85.4
84.9
84.1
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
83.4
82.6
83.4
83.9
84.3
84.1
84.6
85.4
86
85.8
85.4
84.4
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
83.2
82.6
83.1
83.8
84.2
84.1
84.4
85
85.6
85.3
84.8
84.1
You can also check other months of the year to see sea temperature of Costa Rica resorts at that time.
Places in Costa Rica:
Name
°F
