Avg weather in September
12 Hrs per day
114 mm per month
81 % avg
5 Mph avg


What’s the weather like in the Caribbean in September?

With its tropical climate, the e is warm and sunny all year round, making it a popular holiday destination through every season. In July the Caribbean islands are cooled by the sea breeze, meaning temperatures are hot but not unbearable. The more easterly islands including St Lucia and Trinidad are quite rainy at this time of year, while the western islands such as the Dominican Republic and Jamaica are relatively dry.


In the south of the Caribbean, Barbados is quite wet at this time of year with 147mm of rain expected over the course of the month. Although you’ll see some heavy but short-lived showers in July, average daytime temperatures in Barbados are still a lovely 27°C with highs of 29°C. Further north in Cuba, the capital Havana is very hot and humid so make sure you stay hydrated and bring plenty of suncream. Cuba has just 50mm of rain in July, with temperatures averaging 27°C and highs of a sweltering 32°C.

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