Caribbean Sea Water Temperature
The Caribbean Sea sits below the Gulf of Mexico bordering the Atlantic Ocean to the east and Central and South America to the west. The Wider Caribbean Region is made up of 35 countries and territories
The water of the Caribbean is warm, clear and has lower salinity levels than the neighbouring Atlantic. The average water temperature is around 27°C (80°F) and varies as little as 3°C (37°F) throughout the year.
The Caribbean Sea is the source of the Gulf Stream, with this tropically warmed current reaching right across the Atlantic.

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Caribbean Sea average monthly water temperatures
°C | °F | |
---|---|---|
January | 27.4 | 81.4 |
February | 27.1 | 80.8 |
March | 27.1 | 80.8 |
April | 27.6 | 81.6 |
May | 28.1 | 82.5 |
June | 28.3 | 83 |
July | 28.3 | 83 |
August | 29 | 84.2 |
September | 29.4 | 84.9 |
October | 28.8 | 83.9 |
November | 28.3 | 82.9 |
December | 27.7 | 81.9 |
Countries of the Caribbean Sea
Anguilla
Antigua and Barbuda
Aruba
Bahamas
Barbados
Belize
Cayman Islands
Colombia
Costa Rica
Cuba
Dominica
Dominican Republic
Grenada
Guadeloupe
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Vincent and the Grenadines
Togo
Trinidad and Tobago
Venezuela
British Virgin Islands
Virgin Islands