Water temperature of the Caribbean Sea in october Where to swim in the Caribbean Sea in october 2025?
Several countries border the seaside of the Caribbean Sea, including: Antigua and Barbuda, Netherlands Antilles, Aruba, Barbados, Belize, Colombia, Costa Rica, Cuba, Dominica and Guadeloupe. We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of october.
The seasonal average for the water temperature in the month of october is between 83°F and 91°F. The lowest sea temperature measured this month is 81°F and the highest is 95°F.
The sea temperature map of the Caribbean Sea in october
The map below presents a monthly average of the water temperature of the Caribbean Sea for the month of october for several coastal cities. You can zoom and move around on the map. By clicking on the markers, you can see sea temperature details by city in october.





Where can you swim in the Caribbean Sea in october?
Below, see the average temperatures measured in october in the different countries on the shores of the Caribbean Sea.
Antigua and Barbuda
Sea temperature in october at the shore of the Caribbean Sea:
84°F to 85°F
ideal swimmingNetherlands Antilles
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingAruba
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingBarbados
Sea temperature in october at the shore of the Caribbean Sea:
84°F to 85°F
ideal swimmingBelize
Sea temperature in october at the shore of the Caribbean Sea:
84°F to 85°F
ideal swimmingColombia
Sea temperature in october at the shore of the Caribbean Sea:
84°F to 86°F
ideal swimmingCosta Rica
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingCuba
Sea temperature in october at the shore of the Caribbean Sea:
83°F to 86°F
ideal swimmingDominica
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingGuadeloupe
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingGuatemala
Sea temperature in october at the shore of the Caribbean Sea:
85°F
ideal swimmingHaiti
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 86°F
ideal swimmingHonduras
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingGrenada
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingCayman Islands
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingJamaica
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 86°F
ideal swimmingMartinique
Sea temperature in october at the shore of the Caribbean Sea:
84°F to 85°F
ideal swimmingMexico
Sea temperature in october at the shore of the Caribbean Sea:
84°F to 85°F
ideal swimmingNicaragua
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingPanama
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingPuerto Rico
Sea temperature in october at the shore of the Caribbean Sea:
85°F to 85°F
ideal swimmingWater temperature of the Caribbean Sea: choose another month
See monthly seasonal averages of the water temperature of the Caribbean Sea by clicking on the links below:
Water temperature of the Caribbean Sea in january - Minimum: 76°F/Maximum: 85°FWater temperature of the Caribbean Sea in february - Minimum: 77°F/Maximum: 85°FWater temperature of the Caribbean Sea in march - Minimum: 78°F/Maximum: 86°FWater temperature of the Caribbean Sea in april - Minimum: 78°F/Maximum: 87°FWater temperature of the Caribbean Sea in may - Minimum: 81°F/Maximum: 88°FWater temperature of the Caribbean Sea in june - Minimum: 81°F/Maximum: 89°FWater temperature of the Caribbean Sea in july - Minimum: 80°F/Maximum: 88°FWater temperature of the Caribbean Sea in august - Minimum: 82°F/Maximum: 90°FWater temperature of the Caribbean Sea in september - Minimum: 84°F/Maximum: 91°FWater temperature of the Caribbean Sea in october - Minimum: 83°F/Maximum: 91°FWater temperature of the Caribbean Sea in november - Minimum: 81°F/Maximum: 90°FWater temperature of the Caribbean Sea in december - Minimum: 79°F/Maximum: 87°F