Sint Maarten Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Sint Maarten in September.

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Upper Princeʼs Quarter Simpson Bay Lowlands Philipsburg

Planning a journey to Sint Maarten this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Sint Maarten in September

September in Sint Maarten generally has warm temperatures, with high precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 27°C (81°F) in Upper Princeʼs Quarter. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

To learn more about the conditions in specific areas of Sint Maarten, check out the map below.

Precipitation

September is a rainy month with an average rainfall of around 134 mm (5.3 in) in Upper Princeʼs Quarter.

Average sunshine

Sunshine is generally plentiful throughout many areas. Upper Princeʼs Quarter enjoys about 232 hours of sunlight, ideal for those seeking sunny weather.

Explore Sint Maarten by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Best Places to Visit in Sint Maarten in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Sint Maarten.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Sint Maarten

What is the weather like in September for some of the most popular destinations in Sint Maarten?

Temperature range in Sint Maarten (September)

Precipitation variation in Sint Maarten (September)

Upper Princeʼs Quarter

In September Upper Princeʼs Quarter generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
27°C (81°F)
27°C (81°F)
26°C (79°F)
Monthly sun hours
285 hours
232 hours
244 hours
Monthly rainfall
97 mm (3.8 in)
134 mm (5.3 in)
139 mm (5.5 in)
Monthly rainy days
19 days
19 days
20 days
Weather conditions
pleasant
tolerable
pleasant
Climate in Upper Princeʼs Quarter →

Simpson Bay

In September Simpson Bay generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
27°C (81°F)
27°C (81°F)
26°C (79°F)
Monthly sun hours
285 hours
232 hours
244 hours
Monthly rainfall
97 mm (3.8 in)
134 mm (5.3 in)
139 mm (5.5 in)
Monthly rainy days
19 days
19 days
20 days
Weather conditions
pleasant
tolerable
pleasant
Climate in Simpson Bay →

Lowlands

In September Lowlands generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
27°C (81°F)
27°C (81°F)
26°C (79°F)
Monthly sun hours
285 hours
232 hours
244 hours
Monthly rainfall
97 mm (3.8 in)
134 mm (5.3 in)
139 mm (5.5 in)
Monthly rainy days
19 days
19 days
20 days
Weather conditions
pleasant
tolerable
pleasant
Climate in Lowlands →

Philipsburg

In September Philipsburg generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
27°C (81°F)
27°C (81°F)
26°C (79°F)
Monthly sun hours
285 hours
232 hours
244 hours
Monthly rainfall
97 mm (3.8 in)
134 mm (5.3 in)
138 mm (5.4 in)
Monthly rainy days
19 days
19 days
20 days
Weather conditions
pleasant
tolerable
pleasant
Climate in Philipsburg →

Dawn Beach

In September Dawn Beach generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
27°C (81°F)
27°C (81°F)
26°C (79°F)
Monthly sun hours
285 hours
232 hours
244 hours
Monthly rainfall
97 mm (3.8 in)
134 mm (5.3 in)
139 mm (5.5 in)
Monthly rainy days
19 days
19 days
20 days
Weather conditions
pleasant
tolerable
pleasant
Climate in Dawn Beach →

Is your destination not in the list? Have a look at all destinations in Sint Maarten.

Popular cities in September

Day & night temperatures, rainfall and average weather in Sint Maarten in September.

City Weather Day temp Night temp Rainfall
Upper Princeʼs Quarter 30°C (86°F) 27°C (81°F) 134 mm (5.3 in)
Simpson Bay 30°C (86°F) 27°C (81°F) 134 mm (5.3 in)
Lowlands 30°C (86°F) 27°C (81°F) 134 mm (5.3 in)
Philipsburg 30°C (86°F) 27°C (81°F) 134 mm (5.3 in)
Maho Reef 30°C (86°F) 27°C (81°F) 134 mm (5.3 in)
Koolbaai 30°C (86°F) 27°C (81°F) 134 mm (5.3 in)

Sint Maarten weather in September: frequently asked questions

What is the weather like in Sint Maarten in September?

In September, Sint Maarten generally has unpleasant weather conditions. Upper Princeʼs Quarter sees daytime temperatures near 30°C (86°F), with nights cooling to roughly 27°C (81°F).

What is the average temperature in Sint Maarten in September?

Daytime temperatures in Upper Princeʼs Quarter peak at roughly 30°C (86°F) in September, dropping to about 27°C (81°F) overnight.

Does Sint Maarten get a lot of rain in September?

Sint Maarten sees substantial rainfall in September. Upper Princeʼs Quarter typically averages about 134 mm (5.3 in), a mix of wet and dry days, but bring an umbrella.

Is September a Good Time to Visit Sint Maarten?

In our opinion, September may not be the ideal time to visit Sint Maarten due to the typically tolerable weather in Upper Princeʼs Quarter.

Generally speaking, the best visiting conditions can be found in January, February, March, April, May, June, July and December offering mostly perfect weather in Upper Princeʼs Quarter. On the other hand, the month of September tends to have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Sint Maarten.

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

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