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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 78–81°F, 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 82–83°F, 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 82–84°F, 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 77–80°F, 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. 81.3°F / Annual rainfall: approx. 38 mm / Summer humidity: 70-85% / Rainiest month: November

Saint Barthélemy monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
79.2°F
0.9
February
77.7°F
4.4
March
78.4°F
0.6
April
79.5°F
1.8
May
81.5°F
2.9
June
82.6°F
2.9
July
82.8°F
3.6
August
83.3°F
4.4
September
83.7°F
4.4
October
84°F
2.3
November
82.2°F
7.7
December
80.2°F
2.1

Saint Barthélemy weather for the next seven days

9/22
Tuesday
Sunny
83.4°F/81.6°F
9/23
Wednesday
Patchy rain nearby
83.2°F/82.3°F
9/24
Thursday
Sunny
83.2°F/82.6°F
9/25
Friday
Patchy rain nearby
83.4°F/82.1°F
9/26
Saturday
Patchy rain nearby
83.7°F/82.4°F
9/27
Sunday
Overcast
83.7°F/82.6°F
9/28
Monday
Patchy rain nearby
83.4°F/82.6°F