September weather forecast
Marigot, Saint Martin

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The stunning island city of Marigot, Saint Martin, with surfing boats all over ashore
The stunning island city of Marigot, Saint Martin, with surfing boats all over ashore

Weather in September

September traditionally brings cooler weather to Marigot, Saint Martin, but still offers a warm climate with high temperature readings of 28.8°C (83.8°F). The weather pattern in September closely mirrors that of August but with a slight reduction in temperature lows. With the onset of October, a further decrease in temperature along with increased rainfall can be expected.

Temperature

September, with its average high-temperature of 28.8°C (83.8°F) and an average low-temperature of 27.7°C (81.9°F), holds the record as the warmest month.

Heat index

During September, the heat index is appraised at a tropical 34°C (93.2°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Marigot, Saint Martin, the average relative humidity in September is 77%.

Rainfall

In Marigot, in September, it is raining for 21.7 days, with typically 99mm (3.9") of accumulated precipitation. Throughout the year, there are 252.8 rainfall days, and 771mm (30.35") of precipitation is accumulated.

Daylight

The average length of the day in September in Marigot is 12h and 14min.
On the first day of the month, sunrise is at 05:58 and sunset at 18:26. On the last day of September, in Marigot, Saint Martin, sunrise is at 06:02 and sunset at 18:01 AST.

Sunshine

In September, the average sunshine in Marigot, Saint Martin, is 9.4h.

UV index

January through November, with an average maximum UV index of 7, are months with the highest UV index in Marigot. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 7 during September translates into these guidelines:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What part of the year is the hottest in Marigot?

Marigot's September weather reaches an average high of 28.8°C (83.8°F) and an average low of 27.7°C (81.9°F), making it the warmest month.

How hot does it get in Marigot in September?

In Marigot, 28.8°C (83.8°F) is the average high-temperature and 27.7°C (81.9°F) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 34°C (93.2°F).

What is the average humidity in September in Marigot?

In Marigot, the average relative humidity in September is 77%.

How much does it rain in Marigot in September?

In Marigot, Saint Martin, in September, it is raining for 21.7 days, with typically 99mm (3.9") of accumulated precipitation.

How many hours of daylight does Marigot have in September?

In September, the average day length in Marigot is 12h and 14min.

When is the sunrise / sunset in September in Marigot?

In September, on the first day of the month, sunrise is at 05:58 and sunset at 18:26. On the last day of the month, in Marigot, sunrise is at 06:02 and sunset at 18:01 AST.

How long on average sun shines in September in Marigot?

In Marigot, Saint Martin, the average sunshine duration in September is 9.4h.

What are the months with the highest UV index in Marigot?

January through November, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in September in Marigot?

In September, the average daily maximum UV index in Marigot, Saint Martin, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Average temperature in September
Marigot, Saint Martin

Average temperature in September - Marigot, Saint Martin
  • Average high temperature in September: 28.8°C

The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is March (25.8°C).

  • Average low temperature in September: 27.7°C

The month with the highest average low temperature is September (27.7°C).
The coldest month (with the lowest average low temperature) is March (24.7°C).

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Average pressure in September
Marigot, Saint Martin

Average pressure in September - Marigot, Saint Martin
  • Average pressure in September: 1013.4mbar

The months with the highest atmospheric pressure are January and June (1016.6mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).

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Average wind speed in September
Marigot, Saint Martin

Average wind speed in September - Marigot, Saint Martin
  • Average wind speed in September: 20.3km/h

The windiest month (with the highest average wind speed) is July (25.6km/h).
The calmest month (with the lowest average wind speed) is October (18.9km/h).

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Average humidity in September
Marigot, Saint Martin

Average humidity in September - Marigot, Saint Martin
  • Average humidity in September: 77%

The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are January, February, March and December (75%).

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Average rainfall in September
Marigot, Saint Martin

Average rainfall in September - Marigot, Saint Martin
  • Average rainfall in September: 99mm

The wettest month (with the highest rainfall) is October (103mm).
The driest month (with the least rainfall) is February (19mm).

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Average rainfall days in September
Marigot, Saint Martin

Average rainfall days in September - Marigot, Saint Martin
  • Average rainfall days in September: 21.7 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is February (14.8 days).

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Average daylight in September /
Average sunshine in September
Marigot, Saint Martin

Average daylight in September / Average sunshine in September - Marigot, Saint Martin
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).

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Average sunshine days in September
Marigot, Saint Martin

Average sunshine days in September - Marigot, Saint Martin
  • Average sunshine days in September: 3.9 days

The month with the most sunshine days is March (9.9 days).
The month with the least sunshine days is August (1.7 days).

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Average UV index in September
Marigot, Saint Martin

Average UV index in September - Marigot, Saint Martin
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and November (UV index 7).
The month with the lowest UV index is December (UV index 6).

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Average cloud cover in September
Marigot, Saint Martin

Average cloud cover in September - Marigot, Saint Martin
  • Average cloud cover in September: 37

The months with the most cloud cover are May, June and August (Cloud cover 42).
The months with the least cloud cover are February and March (Cloud cover 34).

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Average visibility in September
Marigot, Saint Martin

Average visibility in September - Marigot, Saint Martin
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Marigot, Saint Martin

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