Jamaica weather

Our guide to the weather in Jamaica during May

29

Average high

6

UV Index

330mm

Monthly rainfall

28

Sea temperature

Jamaica is a tropical Caribbean island and is therefore very warm all year round. May and June see an increase in tropical downpours in between fine, sunny weather. We've looked at the most up-to-date weather data for Jamaica, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Jamaica weather in May.

How warm is it in Jamaica during May?

The temperature reaches around 29℃ during the daytime in May, falling away to 23℃ at night. Of course, the high humidity will make it feel even hotter. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Jamaica during May?

On average, there will be 16 rainy days during the month, amounting to 329.8mm in total. That's a lot of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. Due to the high temperature and humidity, you might expect lots of thunderstorms, however they're actually fairly infrequent at this time of year. On average, May will see just 4 days that produce a storm.

Is it windy in Jamaica during May?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in May. The high humidity and warm temperature will make the breeze feel warm, so any cooling effect will be limted.

How warm is the sea in Jamaica during May?

The water around Jamaica reaches a very pleasant 28℃ during May. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable. The hot air temperature and relatively high humidity will mean that you will feel comfortably warm when coming out of the water.

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Weather in Jamaica

Our month-by-month guide to the weather and climate in Jamaica

26.9

Jamaica weather in

January
27.1

Jamaica weather in

February
27.7

Jamaica weather in

March
28.7

Jamaica weather in

April
29.4

Jamaica weather in

May
30.1

Jamaica weather in

June
30.8

Jamaica weather in

July
31.0

Jamaica weather in

August
31.1

Jamaica weather in

September
29.9

Jamaica weather in

October
28.4

Jamaica weather in

November
27.5

Jamaica weather in

December