Saint-Martin weather
Our guide to the weather in Saint-Martin during January
We've looked at the most up-to-date weather data for Saint-Martin, 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 Saint-Martin weather in January.
How warm is it in Saint-Martin during January?
The temperature is extremely stable in January with average highs of 26℃ and lows just 2℃ lower at 25℃. 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 Saint-Martin during January?
On average, there will be 2 rainy days during the month, amounting to 68.7mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. You're not likely to see a thunderstorm during your trip.
Is it windy in Saint-Martin during January?
Expect moderate breeze becoming stronger at times during January, with occasional gusts up to 21mph. 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 Saint-Martin during January?
The water around Saint-Martin reaches a very pleasant 27℃ during January. 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.
Weather in Saint-Martin
Our month-by-month guide to the weather and climate in Saint-Martin
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