Caribbean Weather in July
Information on the weather in July for cities and beach towns throughout the Caribbean has been pulled together here.
The July temperatures and rainfall given in the table below allow you to compare the climate for places on two dozen islands. The monthly averages are based on historical weather records.
These temperatures are in degrees Fahrenheit. You can also view the temperatures in degrees Celsius.
July is actually cooler throughout the Caribbean than at some cities in the southern United States. The ocean helps moderate temperatures and allows the islands to avoid severe heat.
Ocean water temperatures in the Caribbean Sea average 81 to 82 degrees Fahrenheit during July.
The rainy season begins in July on islands in the eastern Caribbean. It rains 2 out of 3 days this month at Port of Spain in Trinidad, at Vieux Fort in Saint Lucia and at Lamentin in Martinique.
To the west, July brings a lull in rainfall. For Jamaica and Dominican Republic, July is the driest month of summer.
Hurricanes are extremely rare during July in the Caribbean, although tropical storms sometimes reach Puerto Rico and islands to the east. No major hurricanes are expected in July.
|Temperature °F||Island||Place||Total Rainfall|
|86||76||Dominica||Melville Hall Airport||7.1|||
|87||76||Dominican Republic||Punta Cana||3.1||9|
|89||78||Puerto Rico||San Juan||5.1||19|
|87||78||St. Croix (US VI)||Christiansted||3.2||15|
|89||76||St. John (US VI)||Cruz Bay||3.5||16|
|87||78||St. Lucia||Vieux Fort||5.9||21|
|89||79||St. Maarten||Princess Juliana AP||2.8||12|
|90||78||St. Thomas (US VI)||Charlotte Amalie||2.9||15|
|88||73||Trinidad||Port of Spain||7.6||21|
NOAA. National Weather Service. National Hurricane Center.
NOAA. Ocean Climate Laboratory. World Ocean Atlas 2009.
Rainfall and temperature data come from each island's meteorological organization.