Temperatures in August
It's hot in August in Saint Barthélemy with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 32°C. At night, you can expect temperatures between 27°C and 28°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Saint Barthélemy in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Saint Barthélemy with hot temperatures, averaging around 32°C during the day and nights close to 28°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-August
By mid-August, the average daytime temperature stays the same at 32°C, with nights close to 28°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of August
By the end of August, the average daytime temperature in Saint Barthélemy will be around 32°C, with nights close to 28°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in August
In August, there is an average of 108 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the East.
The average precipitation chance is 46% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Saint Barthélemy. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Saint Barthélemy in August |
UK | ||
|---|---|---|---|
 Average Temperature |
32°C | 22°C | |
 High Temp |
32°C | 24°C | |
| Low Temp |
31°C | 19°C | |
 Total Precipitation |
108 mm | 60 mm | |
| Rainy Days |
14 days | 10 days | |
July
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Saint Barthélemy?
After some sun? Then August isn’t the best time to be in Saint Barthélemy. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Saint Barthélemy in August
With 34°C, Saint Barthélemy hit the highest temperature in the last 10 years in August 2023. The lowest daytime temperature in this month was 27°C in 2018. The extreme night temperatures ranged from a low of 23°C to a high of 29°C.
Check out the climate of Saint Barthélemy for all months and discover the best travel time
The climate of Saint Barthélemy is based on weather data from Gustavia. Other locations might have different weather. You can check out all destinations in Saint Barthélemy for a full picture of the climate.
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Daily Temperature in August in Saint Barthélemy
This chart shows the average daily temperatures, both day and night, for each day in August in Saint Barthélemy, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Saint Barthélemy
The chart below shows the average daily precipitation in August for Saint Barthélemy, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 14 days of rain in Saint Barthélemy.
Daily UV Index in August in Saint Barthélemy
This chart shows the average daily UV index in August in Saint Barthélemy, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Saint Barthélemy Over the Years
This chart shows the average temperature in August in Saint Barthélemy, measured in degrees Celsius, over the past years.
Total Precipitation in August in Saint Barthélemy Over the Years
This chart shows the average precipitation in August in Saint Barthélemy, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Saint Barthélemy
Click on a specific day in August for detailed info on the typical weather on that day in Saint Barthélemy. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Saint Barthélemy
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Average Weather in Saint Barthélemy by Month
Click on a month below to see detailed weather info for Saint Barthélemy. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Saint Barthélemy for all months at once
