St Barthelemy weather live forecast

Tuesday
18th Nov
86

75

6

6
Wednesday
19th Nov
86

79

5

6
Thursday
20th Nov
86

79

7

7
Friday
21st Nov
86

79

7

8
Saturday
22nd Nov
86

79

7

8

5-day weather forecast updated at 04:02 on Tuesday 18th November 2025 GMT

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The 5-day weather forecast for St Barthelemy is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Barthelemy weather forecast by day

Below are the detailed weather forecasts for St Barthelemy for the next 5 days.

St Barthelemy weather for Tuesday 18th November 2025

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 11 mph from the east.

86
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
70
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from E

St Barthelemy weather for Wednesday 19th November 2025

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 11 mph from the east.

86
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
6
UV index (High)
61
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from E

St Barthelemy weather for Thursday 20th November 2025

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 9 mph from the north-east.

86
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
44
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from NE

St Barthelemy weather for Friday 21st November 2025

Expect broken clouds in St Barthelemy, St Barthelemy with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-east.

86
°F maximum temperature
79
°F minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from NE

St Barthelemy weather for Saturday 22nd November 2025

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a gentle breeze of 11 mph from the north-east.