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St. Maarten

St. Maarten Weather in March: Rain, Temperatures

St. Maarten weather in March
St. Maarten’s high temperature and rainfall in March. © 2018 Scott S. Bateman

St. Maarten, a Caribbean island rich in both French and Dutch culture, is as well known for its beaches as it is for its weather.

St. Maarten’s weather in March has temperatures reaching the mid 80s Fahrenheit. Historically, it rains only about two inches during the month, which is part of the island’s dry season.


The average high temperature in March is 85 degrees Fahrenheit or about 29 Celsius. The average low temperature is 75 Fahrenheit or 24 Celsius, according to 30 years of data from the St. Maarten Meteorological Department.

The average highs usually take place during the day. The average lows often occur at night.

The warmest temperatures take place in mid afternoon.

A breeze from the sea works to cool the island and makes even the warmer temperatures feel more pleasant. But the also make swimming more chilly during winter and early spring.

The island experiences the highest temperatures in the summer months, July, August, and September. During these months, temperatures can reach 89 degrees.

The lowest temperatures throughout the year fall in January and February.

In March, the average sea temperature in St. Maarten is in the upper 70s Fahrenheit or mid 20s Celsius.

Because of St. Maarten’s southern Caribbean location, the sea temperatures stay relatively warm throughout the year, ranging about midway between the daytime and nighttime air temperatures.


St. Maarten’s tropical climate is divided into two main seasons. The wet season runs from June to November and the dry season goes from December to May.

St. Maarten receives on average about two inches of rainfall during the month of March. Most of this rain occurs in the form of sporadic showers, lasting only a few minutes in duration.

In March, rain in St. Maarten is most likely to occur at 7 in the morning. It is least likely to occur at 4 in the afternoon, which is good news for beachgoers.

The island has an average 45 inches of rainfall per year. Most of this rain falls during the wet season.

During some months of the wet season, the amount of rainfall can reach as much as five inches per month.

The rainfall increases during these months because of the arrival of tropical storms and hurricanes.

• St. Maarten weather in: January, February, March, April, May, June, July, August, September, October, November, December

Should I Visit St. Maarten in March?

The weather in St. Maarten in March is pleasantly warm with more chance of sun than rain.

March marks the last month of St. Maarten’s peak tourist season. The island is likely to be busy, but less so than January.

Considering the weather, March is an excellent time to visit St. Maarten. Late March is better than early in the month for beachgoers because of warmer temperatures.

Scott S. Bateman is a professional journalist who has traveled widely throughout the Caribbean and the Americas. He is the author of four books about cruising in the Caribbean, Alaska and Mexican Riviera.
February 17, 2020

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