Saint Martin weather in September

Are you planning a trip to Saint Martin in September and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Saint Martin in September?

September in Saint Martin generally has warm temperatures, with high precipitation.

You can expect warm maximum daytime temperatures of around 30°C and nighttime temperatures around 27°C in Orient Bay. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

September is a rainy month with an average rainfall of around 134 mm in Orient Bay. Meanwhile, Orient Bay enjoys approximately 232 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

For a closer look at September's conditions in Saint Martin, see the map below. For a more detailed look at Saint Martin's yearly weather, check out our Saint Martin climate page.

Where to go in Saint Martin in September

Find the average weather conditions in September for the most popular destinations in Saint Martin on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Saint Martin

What is the weather like in September for the 5 most popular destinations in Saint Martin?

Average weather in Orient Bay

In September Orient Bay generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Orient Bay
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
285 hours 
97 mm 
19 days 
30°C 
27°C 
232 hours 
134 mm 
19 days 
October   >> October
>>  
29°C 
26°C 
244 hours 
139 mm 
20 days 
Climate in Orient Bay

Average weather in Les Terres Basses

In September Les Terres Basses generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Les Terres Basses
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
285 hours 
97 mm 
19 days 
30°C 
27°C 
232 hours 
134 mm 
19 days 
October   >> October
>>  
29°C 
26°C 
244 hours 
139 mm 
20 days 
Climate in Les Terres Basses

Average weather in Baie Nettle

In September Baie Nettle generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Baie Nettle
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
285 hours 
97 mm 
19 days 
30°C 
27°C 
232 hours 
134 mm 
19 days 
October   >> October
>>  
29°C 
26°C 
244 hours 
139 mm 
20 days 
Climate in Baie Nettle

Average weather in Orient Bay French St Martin

In September Orient Bay French St Martin generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Orient Bay French St Martin
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
285 hours 
97 mm 
19 days 
30°C 
27°C 
232 hours 
134 mm 
19 days 
October   >> October
>>  
29°C 
26°C 
244 hours 
139 mm 
20 days 
Climate in Orient Bay French St Martin

Average weather in Grand Case

In September Grand Case generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Grand Case
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
285 hours 
97 mm 
19 days 
30°C 
27°C 
232 hours 
134 mm 
19 days 
October   >> October
>>  
29°C 
26°C 
244 hours 
139 mm 
20 days 
Climate in Grand Case

Is your destination not in the list? Have a look at other destinations in Saint Martin.

Is September the best time to visit Saint Martin?

In our view, September might not be the best time to travel to Saint Martin with often tolerable weather in Orient Bay.

On average, the best time to visit Saint Martin is in January, February, March, April, May, June, July and December with generally perfect weather in Orient Bay. On the other hand, the weather in September tends to be tolerable.

Interested in more climate information?

We have much more information about the climate in Saint Martin. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Saint Martin? Get detailed historical weather averages for many cities in Saint Martin.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.