Saint Barthélemy weather and climate
Saint Barthélemy weather and climate
Day
30 °C
Night
24 °C
Sea
27 °C
Precipitation
92 mm
in month
Rainy days
10 days
in month
Daylight
13 hours
average
Sunshine
8 hours
average
Humidity
76 %
Weather charts for Saint Barthélemy
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Weather overview for Saint Barthélemy
Weather overview
Saint Barthélemy (Saint-Barthelemy) in general has a tropical climate. The day temperatures range from 28.0 °C (82.4 °F) in January to 30.9 °C (87.6 °F) in August. The driest month is March with just 8 days of rain, on the contrary, the month when it rains the most is July with 24 days of rain. The highest night temperatures could be experienced in August with 25.0 °C (77.0 °F), the lowest in February with 22.4 °C (72.3 °F). Sea temperatures are in the following range: 25.9 °C (78.6 °F) in February to 28.6 °C (83.4 °F) in September.
January weather
The descent of the sea temperature can be observed, with its value being 26.3 °C (79.3 °F) in Saint Barthélemy, while the day temperature is on its minimum, with its value of 28.0 °C (82.4 °F). The descent of the number of rainy days can be observed, with its value of 12 days, and the rainfall amount continues to descent as well, with its value of 60 mm (2.38 in). The night temperature continues to descent, with its value being 22.7 °C (72.9 °F). The number of sun hours (without clouds) rise's start could be observed, with its value of 8 hours.
February weather
The number of rainy days descents similarly to the previous month, its value is 10 days in Saint Barthélemy, while the rainfall amount is on its minimum, the value of this measure is 46 mm (1.80 in). The sea temperature reaches its minimum, its value is 25.9 °C (78.6 °F), and the minimum of the night temperature is observable too in February.
March weather
The minimum of the number of rainy days is observable in this month in Saint Barthélemy. The number of sun hours (without clouds) rise's start could be observed in this month. The day temperature rise's start could be observed in March. The humidity is on its minimum, with its value of 74 %.
April weather
The beginning of the rise of the sea temperature could be noticed in Saint Barthélemy, and the beginning of the rise of the night temperature could be noticed too. The beginning of the rise of the rainfall amount could be noticed, its value is 61 mm (2.41 in), and the beginning of the rise of the number of rainy days could be noticed as well. The maximum of the number of sun hours (without clouds) can be noticed in this month.
May weather
The day temperature rise's start could be observed, with its value of 29.6 °C (85.3 °F) in Saint Barthélemy, while the sea temperature rises similarly to the previous month, with its value of 27.3 °C (81.1 °F). The number of rainy days continues to rise, its value is 10 days, and the rainfall amount continues to rise as well, with its value being 92 mm (3.63 in). The rise of the night temperature can be observed, with its value being 23.9 °C (75.0 °F). The number of sun hours (without clouds) starts to descent, with its value of 8 hours.
June weather
The rise of the day temperature can be observed, with its value of 30.1 °C (86.2 °F) in Saint Barthélemy, and the rise of the night temperature can be observed as well, its value is 24.6 °C (76.3 °F). The number of rainy days descent's start could be observed, its value is 9 days, and the rainfall amount starts to descent as well in this month. The day length is on its maximum in June.
July weather
The day temperature continues to rise, the value of this measure is 30.6 °C (87.1 °F) in Saint Barthélemy. The number of rainy days is on its maximum, with its value of 24 days, while the rainfall amount starts to rise, its value is 97 mm (3.81 in). The maximum of the wind speed can be noticed in July.
August weather
The beginning of the descent of the number of rainy days could be noticed, its value is 13 days in Saint Barthélemy, while the rainfall amount rises similarly to the previous month, the value of this measure is 108 mm (4.26 in). The day temperature is on its maximum, its value is 30.9 °C (87.6 °F), and the maximum of the night temperature can be noticed as well, its value is 25.0 °C (77.0 °F).
September weather
The sea temperature is on its maximum in September in Saint Barthélemy. The number of sun hours (without clouds) starts to descent, its value is 8 hours.
October weather
The day temperature descent's start could be observed, its value is 30.3 °C (86.5 °F) in Saint Barthélemy. The beginning of the rise of the number of rainy days could be noticed, with its value being 14 days, while the rainfall amount reaches its maximum, the value of this measure is 131 mm (5.16 in). The wind speed is on its minimum.
November weather
The sea temperature starts to descent, the value of this measure is 27.9 °C (82.3 °F) in Saint Barthélemy, while the day temperature continues to descent, with its value of 29.4 °C (84.9 °F). The rainfall amount starts to descent in this month. The night temperature starts to descent. The humidity is on its maximum, with its value being 78 %. The number of sun hours (without clouds) reaches its minimum, with its value of 8 hours.
December weather
The day temperature descents similarly to the previous month in Saint Barthélemy, and the descent of the sea temperature can be observed as well, with its value of 27.0 °C (80.6 °F). The rainfall amount descents similarly to the previous month, with its value being 92 mm (3.62 in), while the number of rainy days descent's start could be observed, with its value of 14 days. The descent of the night temperature can be observed, with its value of 23.2 °C (73.8 °F). The day length is on its minimum, with its value of 11 hours.
FAQs
How many days of precipitation on average can I expect in January in Saint Barthélemy?
There are 12 days, which are rainy in Saint Barthélemy in January, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.7 days of the week, or in general - 39 % days.
Are there good conditions to visit in Saint Barthélemy in February?
In Saint Barthélemy in February, there are ideal conditions for a vacation. The temperature during the day will be nice 28.2 °C (82.8 °F). The temperature of the sea will be perfect at 25.9 °C (78.6 °F). At night, temperatures hover around a pleasant 22.4 °C (72.3 °F). There are only 10 days of rain in the whole month, so you can leave your umbrella at home.
Is it hot in Saint Barthélemy in March?
In March in Saint Barthélemy, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What temperature can I expect during the day in Saint Barthélemy in April?
In Saint Barthélemy in April, the average daily temperatures will be 29.1 °C (84.4 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
Is there a wet season in Saint Barthélemy in May?
No, there is no wet season in Saint Barthélemy in May - you can expect 10 days of rain during the month.
What is the sea temperature in Saint Barthélemy in June?
In June in Saint Barthélemy expect the sea to be warm at 27.7 °C (81.8 °F). Seems like an ideal temperature for swimming, you can stay in the sea for a long time and enjoy it as well.
What is the air temperature in Saint Barthélemy in August at night?
The average night temperature in August in Saint Barthélemy is 25.0 °C (77.0 °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 there a dry season in September in Saint Barthélemy?
No, September is not a dry month in Saint Barthélemy, expect rain approximately 13 days in a month.
What is the humidity in Saint Barthélemy in October?
Humidity in October in Saint Barthélemy is 78 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
How windy is it in Saint Barthélemy in November?
An average wind scale that can be expected in November in Saint Barthélemy is 4.8.
How many sunny hours can I expect in December in Saint Barthélemy?
In Saint Barthélemy in December, you can expect around 8 hours of sunshine.