Saint Martin Weather in December
December is one of the perfect months to visit Saint Martin, with daytime temperatures of 28°C (82°F) and lows of 25°C (77°F) at night. Some rainfall is typical for this time of year.
Rainfall in Saint Martin in December
The climate data from previous years indicates about 20 days of rain, averaging 60 mm (2.4 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Saint Martin in December
Saint Martin in December is worth a visit. The temperature is perfect, with 28°C (82°F) during the day and 25°C (77°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Saint Martin in December
Expect sunny days throughout the month, with an estimated 248 hours of sunshine. This makes it a pleasant time to visit Saint Martin.
Wind Speed in Saint Martin in December
Wind speeds average 5 m/s (10 knots) during December. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.
Average water temperature in December
The water temperature is 27°C (81°F), which most people find very comfortable. A good month for swimming and water sports.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, May, June, July and December typically offer the best circumstances for Saint Martin.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Martin, check out our Saint Martin's climate page.
Saint Martin Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
28°C (82°F)
Water Temperature
27°C (81°F) *
Chance of Rain
67%
Precipitation
60 mm (2.4 in)
Rainy days
20 days
Humidity
77% *
Windspeed
5 m/s (10 knots) *
Sunshine
248 hours *
Percentage Sunshine
71% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Saint Martin typically stay consistent throughout December, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in December
Historical weather for Saint Martin in December
Browse day-by-day weather records for Saint Martin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Saint Martin historical weather extremes in December
According to our 49 years of weather records for Saint Martin, the following extremes were recorded between 1976 and 2025.
- On December 1, 1999, temperatures climbed to 32°C (90°F), marking the warmest December day on record.
- On December 2, 2005, Saint Martin saw its coldest December day with temperatures maxing out at 25°C (77°F).
- The lowest overnight temperature recorded in December was 18°C (64°F) (December 3, 2011).
Best Places in Saint Martin in December
Find out more about the weather in Saint Martin and which places have the best travel conditions in this month. See all of Saint Martin in December →
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What to Wear in Saint Martin in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Saint Martin in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Martin, check out our Saint Martin's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Saint Martin climate overview or explore weather in Saint Martin.
