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Central America and Caribbean

Saint-Barthelemy weather in August 2025

Central America and Caribbean

Saint-Barthelemy weather in August 2025

 

Day

31 °C

 

Night

25 °C

 

Sea

28 °C

 

Precipitation

108 mm

in month

 

Rainy days

13 days

in month

 

Daylight

13 hours

average

 

Sunshine

8 hours

average

 

Humidity

76 %

 

Day

31 °C

 

Night

25 °C

 

Sea

28 °C

 

Precipitation

108 mm

in month

 

Rainy days

13 days

in month

 

Daylight

13 hours

average

 

Sunshine

8 hours

average

 

Humidity

76 %

Overview: Saint-Barthelemy
In Saint-Barthelemy in August, the average air temperature ranges from 31 °C (88 °F) during the day to 25 °C (77 °F) at night. There are 13 days of rain on average, where the rainfall is 108 mm (4.26 in).

Weather charts for Saint-Barthelemy

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Enjoyable beach with turquise water in Saint Barthélemy on a sunny day with some clouds
Aerial view of countryside in Saint Barthélemy with cloudy sky
Boat in Saint Barthélemy

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Weather overview and FAQs

Weather overview

In Saint-Barthelemy in August, the average air temperature ranges from 31 °C (88 °F) during the day to 25 °C (77 °F) at night. There are 13 days of rain on average, where the rainfall is 108 mm (4.26 in).

Are there good conditions to visit in Saint-Barthelemy in August?

In August in Saint-Barthelemy, there are ideal conditions for a vacation. The daily temperatures in this month reach pleasant 31 °C (88 °F). The seawater temperature reaches ideal 28 °C (83 °F). At night, temperatures hover around a pleasant 25 °C (77 °F).

What temperature can I expect during the day in August in Saint-Barthelemy?

In August in Saint-Barthelemy, the average daily temperatures will be 31 °C (88 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.

What is the sea temperature in August in Saint-Barthelemy?

The temperature of the sea in Saint-Barthelemy in August is 28 °C (83 °F). This temperature is someone's dream come true, while for someone it may no longer be ideal for the purpose of refreshment.

How many days of precipitation on average can I expect in August in Saint-Barthelemy?

In Saint-Barthelemy in August, we can expect 13 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 3.1 days of the week, or in general - 44 % days.

How heavy is the precipitation in August in Saint-Barthelemy?

In Saint-Barthelemy in August, there is 108 mm (4.26 in) rainfall, which means on average 4 mm (0.14 in) rainfall per day.

What is the air temperature in Saint-Barthelemy in August at night?

The average night temperature in Saint-Barthelemy in August is 25 °C (77 °F). The temperature creates a tropical atmosphere and encourages a night of fun, often including a drink to refresh. After all, this temperature is already relatively high.

Is August part of the wet season in Saint-Barthelemy?

No, there is no wet season in August in Saint-Barthelemy - you can expect 13 days of rain during the month.

How many hours of sun to expect in August in Saint-Barthelemy?

There is an average length of sunshine of 8 hours per day in August in Saint-Barthelemy.

Is Saint-Barthelemy rainier in August than in September?

No, in Saint-Barthelemy in August it does not rain more than in September.

Is it hot in Saint-Barthelemy in August?

In August in Saint-Barthelemy, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

How long is the day (from dawn till dusk) in Saint-Barthelemy in August?

The length of daylight in Saint-Barthelemy in August is 13 hours.

How windy is Saint-Barthelemy in August?

An average wind scale that can be expected in Saint-Barthelemy in August is 5.

What level of humidity is to expect in Saint-Barthelemy in August?

In August in Saint-Barthelemy, expect humidity around 76 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.

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