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Saint Barthélemy
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Saint Barthélemy Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-10
Saint Barthélemy year round climate
- Spring (March–May): Average 25.8–27.5°C, the climate is warm and pleasant, sunny and very dry. Common activities: Beach relaxation, swimming, snorkeling, exploring the island's natural scenery. Recommended attire: Light t-shirts, shorts, dresses, swimwear, sun hats.
- Summer (June–August): Average 28.1–28.5°C, the climate is hot with extremely strong sunlight, and humidity remains high. Rainfall is very scarce. Common activities: Various water sports, sunbathing, boat tours, enjoying iced drinks by the pool or sea. Recommended attire: Lightweight, breathable cotton and linen clothing, swimwear, wide-brimmed hats, sunglasses.
- Autumn (September–November): Average 27.9–28.9°C, the weather remains warm to hot, with higher humidity. November is the month with the highest rainfall for the entire year, but overall it is still extremely dry. Common activities: Relaxing on the beach, evening strolls, tasting local cuisine, sailing activities. Recommended attire: Lightweight, breathable clothing, shorts, skirts, dresses, swimwear.
- Winter (December–February): Average 25.4–26.8°C, this is the coolest period of the year, with a very dry and consistently sunny climate. This is the peak tourist season. Common activities: Yachting, luxury shopping, fine dining, enjoying excellent beach weather, festive celebrations. Recommended attire: Resort wear, light casual clothing, a light jacket or cardigan for evenings.
Saint Barthélemy climatological average
Annual average temperature: approx. 27.4°C / Annual rainfall: approx. 38 mm / Summer humidity: 70-85% / Rainiest month: November
Saint Barthélemy monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
26.2°C
0.9
February
25.4°C
4.4
March
25.8°C
0.6
April
26.4°C
1.8
May
27.5°C
2.9
June
28.1°C
2.9
July
28.2°C
3.6
August
28.5°C
4.4
September
28.7°C
4.4
October
28.9°C
2.3
November
27.9°C
7.7
December
26.8°C
2.1
Saint Barthélemy weather for the next seven days
12/17
Wednesday
Patchy rain nearby
26.9°C/26.2°C
12/18
Thursday
Patchy rain nearby
26.7°C/26.1°C
12/19
Friday
Patchy rain nearby
27°C/26.2°C
12/20
Saturday
Patchy rain nearby
26.5°C/26.2°C
12/21
Sunday
Moderate rain
26.6°C/26.2°C
12/22
Monday
Patchy rain nearby
26.9°C/26.3°C
12/23
Tuesday
Patchy rain nearby
26.5°C/25.9°C
