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Saint Barthélemy Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint Barthélemy.
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Climate overview of Saint Barthélemy
Saint Barthélemy, Saint Barthélemy, enjoys a steady climate throughout the year, with daytime temperatures typically around 28°C (82°F). August is the warmest month at 30°C (86°F), while February is the coolest at 27°C (81°F).
The city receives around 905 mm (36 in) of rainfall per year. It experiences a distinct dry season from January to March. October is the wettest month and March the driest. The most sunshine falls in March, with an average of 8.9 hours of daily sunshine.
Saint Barthélemy Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint Barthélemy - and find the best time to visit.
Monthly Temperature in Saint Barthélemy
The temperature in Saint Barthélemy remains steady throughout the year, providing a consistently comfortable climate. On average, daytime temperatures range from a comfortable 30°C (86°F) in August to a comfortable 27°C (81°F) in February.
Nighttime temperatures range from 27°C (81°F) in August to 24°C (75°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint Barthélemy
Generally, Saint Barthélemy has a moderate amount of precipitation, averaging 905 mm (36 in) of rainfall annually. The seasons in Saint Barthélemy bring significant changes in precipitation. The wettest month, October, receives high rainfall, with an average of 138 mm (5.4 in) of precipitation. This rainfall is distributed across 20 rainy days.
In contrast, the driest month, March, experiences much less rainfall, totaling 31 mm (1.2 in) over 13 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Saint Barthélemy Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Saint Barthélemy
The sunniest days in Saint Barthélemy occur in March, with around 8.9 hours of daily sunshine. Even in February, the least sunny month, Saint Barthélemy doesn't shy away from the sun, still enjoying a comfortable 7.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Saint Barthélemy by Month
The relative humidity is high throughout the year in Saint Barthélemy.
The city experiences its highest humidity in April, reaching 78%. In February, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Saint Barthélemy
The mean wind speed varies between 4 m/s (8 knots) and 6 m/s (12 knots) throughout the year. It is lowest in January, May, June and October and highest during July and August. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Saint Barthélemy
Conditions in Saint Barthélemy are generally most comfortable in January, February, March, April, May, June, July and December. They are typically least comfortable in September.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
excellent
Mar
excellent
Apr
excellent
May
excellent
Jun
excellent
Jul
excellent
Aug
good
Sep
mixed
Oct
very good
Nov
very good
Dec
excellent
- Best overall: January, February, March, April, May, June, July and December
- Warmest weather: May, June, July, August, September, October and November
- Most sunshine: January, March, April, May, June, July and August
- Fewer rainy days: February, March, April, May and June
- Wettest months: July, August, September, October and November, when rainfall is highest.
- Seasonal pattern: A distinct dry season from January to March
Frequently asked questions about the climate in Saint Barthélemy
What is the best time to visit Saint Barthélemy?
January, February, March, April, May, June, July and December typically offer the most optimal weather in Saint Barthélemy. In contrast, September tends to have less optimal conditions. Saint Barthélemy has a distinct dry season from January to March.
What temperatures can I expect in Saint Barthélemy?
Daytime highs range from 27°C (81°F) in February to 30°C (86°F) in August. Nighttime lows range from 24°C (75°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Saint Barthélemy get?
Annual rainfall is around 905 mm (36 in). October is the wettest month with 138 mm (5.4 in), while March is the driest with 31 mm (1.2 in).
How sunny is Saint Barthélemy?
Saint Barthélemy receives around 3,034 hours of sunshine per year. March is the sunniest month with 267 hours, while February is the cloudiest with just 232 hours. Overall, Saint Barthélemy enjoys abundant sunshine.
Saint Barthélemy 3-Day Forecast
Saint Barthélemy on the map
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