Where is the sea warmest in the Caribbean in July?
In July the warmest sea in the Caribbean is at Nueva Gerona, Cuba, at 31.1°C. Every one of the 191 cities measured here is comfortable this month.
| # | City | Country | Sea | Swimming |
|---|---|---|---|---|
| 1 | Nueva Gerona | Cuba | 31.1°C | Bath-like |
| 2 | Bradenton | United States | 30.7°C | Bath-like |
| 3 | Cape Coral | United States | 30.7°C | Bath-like |
| 4 | Manzanillo | Cuba | 30.7°C | Bath-like |
| 5 | Largo | United States | 30.6°C | Bath-like |
| 6 | Naples | United States | 30.6°C | Bath-like |
| 7 | Amapala | Honduras | 30.4°C | Bath-like |
| 8 | Santiago de Tolú | Colombia | 30.4°C | Bath-like |
| 9 | La Unión | El Salvador | 30.3°C | Bath-like |
| 10 | Key West | United States | 30.3°C | Bath-like |
| 11 | Gonaïves | Haiti | 30.2°C | Bath-like |
| 12 | Saint-Marc | Haiti | 30.2°C | Bath-like |
| 13 | Tigwav | Haiti | 30.2°C | Bath-like |
| 14 | Léogâne | Haiti | 30.2°C | Bath-like |
| 15 | Anse à Galets | Haiti | 30.2°C | Bath-like |
| 16 | Port-au-Prince | Haiti | 30.2°C | Bath-like |
| 17 | Arcahaie | Haiti | 30.1°C | Bath-like |
| 18 | Freeport | Bahamas | 30.0°C | Bath-like |
| 19 | High Rock | Bahamas | 30.0°C | Bath-like |
| 20 | Trinidad | Cuba | 30.0°C | Bath-like |
| 21 | Cartagena | Colombia | 29.9°C | Bath-like |
| 22 | Miami | United States | 29.9°C | Bath-like |
| 23 | Puerto Cortez | Honduras | 29.9°C | Bath-like |
| 24 | West End | Bahamas | 29.9°C | Bath-like |
| 25 | Cooper’s Town | Bahamas | 29.9°C | Bath-like |
Ranked on the NOAA OISST monthly climatology — a long-run average for July, not a forecast. A given July will run warmer or cooler than this, and the sea is warmest late in the afternoon and late in the season.