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St Martin in December: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in St Martin in December will be like? Take a look at our weather guide for St Martin, based on historical data.
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December

Weather in St Martin in December 2024

Good Weather
Warm
🌧️
Rainy
Planning a trip to St Martin in December? You are in luck! The weather is generally good, with an average maximum temperature of +77°F and approximately 4 sunny days. Just be prepared for some rain, as there are usually around 23 rainy days and 41 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+77°F
Avg. max. temperature
+66°F
Min.
+86°F
Max.
41 mm
Total precipitation
79%
Avg. humidity
5 m/s
Avg. wind
4 ☀️
Sunny Days
5 ⛅️
Cloudy
23 🌦
Rainy
Our opinion: St Martin has good weather in December.

Average temperature in St Martin in December

Here are the expected maximum, average and minimum temperatures in St Martin for December based on the historical data.
Last Year
Historical Data

Going from a maximum of +79°F during the day to a minimum of +72°F during the night, the temperature in December averages around +77°F.

The average maximum temperature goes down 50% by the end of the month, compared with the beginning of the month, from +79°F to +75°F.

Is St Martin warm or cold in December?

St Martin is typically warm in December.

Maximum temperatures go down compared to the previous month from +79°F to +77°F. The minimum temperature also goes up from +73°F to +73°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 Martin:

Climate in St Martin in December

St Martin weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+79°F+77°F+75°F
Min. temperature
+70°F+66°F+66°F
Max. temperature
+86°F+86°F+82°F
Rainfall
100 mm41 mm24 mm
Wind
5 m/s5 m/s5 m/s
Humidity
81%79%78%
Air pressure
1012 HPa1015 HPa1016 HPa
Sunny days
345
Cloudy days
355
Rainy days
242321
Snowy days
000

December often has better weather than November. It’s getting colder in December. From +79°F in the day, the average maximum temperature lowers to +77°F. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 100 mm to 41 mm. It feels drier, as humidity decreases from 81% to 79%. The average wind speed doesn’t change much during December, staying around 5 m/s. The good news is there are likely to be more sunny days in December, from 3 to 4.

January brings much the same weather, it remains good.

Wind

Wind speed in St Martin in December based on historical data.
Last Year
Historical Data

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 Martin is gradually decreasing during December, going from 5 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in St Martin based on historical data.
Last Year
Historical Data
Typically, there is a 32% chance of rain on an average day in December, with total rainfall of approximately 34 mm. The maximum amount of rainfall per day is around 14 mm, which is considered light rain. December is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how December is compared with other months in the amount of precipitation, total mm:
St Martin wettest month is October, where a typical day has a 77% chance of precipitation and 115 mm of rainfall per day. March, on the other hand, is the driest month with a mere 58% chance of precipitation and 20 mm of rainfall per day.

How was the weather last December in St Martin?

This is the weather in St Martin in December 2023:
1 December
☁️
+78°F
2 December
☀️
+78°F
3 December
☀️
+78°F
4 December
☀️
+77°F
5 December
☁️
+77°F
6 December
☀️
+77°F
7 December
☀️
+77°F
8 December
☀️
+78°F
9 December
🌧️
+78°F
10 December
🌧️
+77°F
11 December
☁️
+77°F
12 December
☀️
+77°F
13 December
☀️
+76°F
14 December
☁️
+76°F
15 December
🌧️
+76°F
16 December
🌧️
+75°F
17 December
☀️
+76°F
18 December
☀️
+77°F
19 December
☀️
+76°F
20 December
☀️
+75°F
21 December
☀️
+75°F
22 December
☀️
+75°F
23 December
☀️
+75°F
24 December
☀️
+76°F
25 December
☀️
+75°F
26 December
🌧️
+75°F
27 December
☀️
+75°F
28 December
☀️
+75°F
29 December
☀️
+75°F
30 December
☀️
+76°F
31 December
☀️
+76°F
In December 2023 St Martin had 22 sunny days, 4 cloudy days, and 5 rainy days. The average maximum temperature was +77°F, with an absolute maximum of +79°F and a minimum of +75°F. The average humidity was 77%, with a maximum of 92% and a minimum of 61%. The average wind speed was 4 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change Over the Years

This is how St Martin climate has changed over the last 43 years.

The climate in St Martin in December has not changed that much over the last 43 years.

The average temperature was the lowest in 1985 (+75°F) and the highest in 2020 (+83°F). The driest year was 1994 with only 343 mm of rainfall, and the wettest year was 1999 with 1121 mm.

FAQ

Frequently asked questions about the weather in St Martin in December:

Is December a good time to visit St Martin?

December is a really good time to go to St Martin. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit St Martin.

Can you sunbathe in St Martin in December?

December is warm in St Martin. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is St Martin rainy in December?

St Martin is usually dry in December. Plan your packing around outdoor activities and exploring.

Is it sunny in St Martin in December?

Usually, it’s not very sunny in St Martin in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in St Martin

Source of the data

For this page, we’ve looked at the typical weather in St Martin, 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.