Sint Maarten weather in September

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

What is the weather like in Sint Maarten in September?

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

You can expect warm maximum daytime temperatures of around 30°C (85°F) and nighttime temperatures around 27°C (80°F) in Upper Princeʼs Quarter. 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 134mm (5.3 inches) in Upper Princeʼs Quarter. It is also generally a sunny time of year with an average of 232 hours of sunshine in Upper Princeʼs Quarter during the entire month.

For more details on the yearly weather and climate conditions, visit our Sint Maarten climate page. To learn more about the weather conditions in specific areas of Sint Maarten in September, check out the map below.

Where to go in Sint Maarten in September

Find the average weather conditions in September for the most popular destinations in Sint Maarten 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 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

Popular destinations in Sint Maarten

What is the weather like in September for the 5 most popular destinations in Sint Maarten?

Average weather in Upper Princeʼs Quarter

In September Upper Princeʼs Quarter generally has high temperatures with maximum daytime temperatures around 30°C (85°F), minimum nighttime temperatures around 27°C (80°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Upper Princeʼs Quarter
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
27°C / 80°F 
285 hours 
97mm / 3.8" 
19 days 
30°C / 85°F 
27°C / 80°F 
232 hours 
134mm / 5.3" 
19 days 
October   >> October
>>  
29°C / 85°F 
26°C / 80°F 
244 hours 
139mm / 5.5" 
20 days 
Climate in Upper Princeʼs Quarter

Average weather in Simpson Bay

In September Simpson Bay generally has high temperatures with maximum daytime temperatures around 30°C (85°F), minimum nighttime temperatures around 27°C (80°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Simpson Bay
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
27°C / 80°F 
285 hours 
97mm / 3.8" 
19 days 
30°C / 85°F 
27°C / 80°F 
232 hours 
134mm / 5.3" 
19 days 
October   >> October
>>  
29°C / 85°F 
26°C / 80°F 
244 hours 
139mm / 5.5" 
20 days 
Climate in Simpson Bay

Average weather in Lowlands

In September Lowlands generally has high temperatures with maximum daytime temperatures around 30°C (85°F), minimum nighttime temperatures around 27°C (80°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Lowlands
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
27°C / 80°F 
285 hours 
97mm / 3.8" 
19 days 
30°C / 85°F 
27°C / 80°F 
232 hours 
134mm / 5.3" 
19 days 
October   >> October
>>  
29°C / 85°F 
26°C / 80°F 
244 hours 
139mm / 5.5" 
20 days 
Climate in Lowlands

Average weather in Philipsburg

In September Philipsburg generally has high temperatures with maximum daytime temperatures around 30°C (85°F), minimum nighttime temperatures around 27°C (80°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Philipsburg
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
27°C / 80°F 
285 hours 
97mm / 3.8" 
19 days 
30°C / 85°F 
27°C / 80°F 
232 hours 
134mm / 5.3" 
19 days 
October   >> October
>>  
29°C / 85°F 
26°C / 80°F 
244 hours 
138mm / 5.4" 
20 days 
Climate in Philipsburg

Average weather in Dawn Beach

In September Dawn Beach generally has high temperatures with maximum daytime temperatures around 30°C (85°F), minimum nighttime temperatures around 27°C (80°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Dawn Beach
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
27°C / 80°F 
285 hours 
97mm / 3.8" 
19 days 
30°C / 85°F 
27°C / 80°F 
232 hours 
134mm / 5.3" 
19 days 
October   >> October
>>  
29°C / 85°F 
26°C / 79°F 
244 hours 
139mm / 5.5" 
20 days 
Climate in Dawn Beach

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

Is September the best time to go to Sint Maarten?

In our opinion September is not the best time to visit Sint Maarten with commonly tolerable weather in Upper Princeʼs Quarter.

On average the best time to visit Sint Maarten is in January, February, March, April, May, June, July and December with generally perfect weather in Upper Princeʼs Quarter. The worst month is September that can have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Sint Maarten. 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 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 climate conditions. Find out where to go with our weather planner.