Weather in St Maarten in December 2025
Average weather
Average temperature in St Maarten in December
The expected average maximum temperature in December is +84°F with a maximum of +86°F and a minimum of +72°F.
The average maximum temperature goes down 12% by the end of the month, compared with the beginning of the month, from +86°F to +84°F.
Is St Maarten warm or cold in December?
St Maarten is typically warm in December.
Maximum temperatures go down compared to the previous month from +82°F to +81°F. The minimum temperature also goes up from +77°F to +77°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how December is compared to other months in St Maarten:
Climate in St Maarten in December
| November | December | January | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +82°F | +81°F | +79°F | ||||
| Min. temperature | ||||||
| +70°F | +70°F | +70°F | ||||
| Max. temperature | ||||||
| +90°F | +88°F | +86°F | ||||
| Rainfall | ||||||
| 103 mm | 41 mm | 24 mm | ||||
| Wind | ||||||
| 4 m/s | 5 m/s | 5 m/s | ||||
| Humidity | ||||||
| 78% | 76% | 75% | ||||
| Air pressure | ||||||
| 1012 HPa | 1014 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 2 | 4 | 5 | ||||
| Cloudy days | ||||||
| 3 | 4 | 5 | ||||
| Rainy days | ||||||
| 24 | 23 | 21 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
December often has better weather than November. It’s getting colder in December. From +82°F in the day, the average maximum temperature lowers to +81°F. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 103 mm to 41 mm. It feels drier, as humidity decreases from 78% to 76%. Winds are stronger in comparison to November, going up from 4 m/s to 5 m/s on average. The good news is there are likely to be more sunny days in December, from 2 to 4.
January brings much the same weather, it remains good.
Wind
The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in St Maarten is gradually decreasing during December, going from 5 m/s to 3 m/s over the course of the month.
Rain
How was the weather last December in St Maarten?
Climate Change Over the Years
The climate in St Maarten in December has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+79°F) and the highest in 2024 (+87°F). The driest year was 1994 with only 342 mm of rainfall, and the wettest year was 1999 with 1120 mm.
FAQ
Is December a good time to visit St Maarten?
Can you sunbathe in St Maarten in December?
Is St Maarten rainy in December?
Is it sunny in St Maarten in December?
Monthly weather in St Maarten
Source of the data
For this page, we’ve looked at the typical weather in St Maarten, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
