Dominican Republic weather

Our guide to the weather in the Dominican Republic during September

32

Average high

6

UV Index

117mm

Monthly rainfall

29

Sea temperature

The Dominican Republic is a year-round holiday destination. September is considered the rainy season, which amounts to the odd tropical downpour in between hot sunshine. The rain drives down prices, so it's a great time to visit! We've looked at the most up-to-date weather data for the Dominican Republic, 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 the Dominican Republic weather in September.

Is September hurricane season?

Stuart Technically, the hurricane season in the Caribbean runs from June to November with the peak months being September and October. Despite this, the chances of your holiday being affected are very small. In the unlikely event that a hurricane does track towards the Dominican Republic, forecasting of North Atlantic storms is highly advanced and you'll get plenty of warning and instruction. Answered by Stuart

How hot is it in the Dominican Republic during September?

September is typically the hottest month in the Dominican Republic. The temperature hits about 32℃ during the day, falling away to a balmy 24℃ 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 the Dominican Republic during September?

On average, there will be 9 rainy days during the month, amounting to 117.2mm in total. That's a significant amount 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, September will see just 2 days that produce a storm.

Is it windy in the Dominican Republic during September?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in September. 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 the Dominican Republic during September?

The water around the Dominican Republic reaches a very pleasant 29℃ during September. 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 the Dominican Republic

Our month-by-month guide to the weather and climate in the Dominican Republic

28.5

Dominican Republic weather in

January
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Dominican Republic weather in

February
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Dominican Republic weather in

March
29.6

Dominican Republic weather in

April
29.9

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May
30.5

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June
30.7

Dominican Republic weather in

July
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Dominican Republic weather in

August
31.5

Dominican Republic weather in

September
30.8

Dominican Republic weather in

October
29.9

Dominican Republic weather in

November
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Dominican Republic weather in

December