St Barthelemy weather live forecast

Monday
19th Oct
31

28

7

10
Tuesday
20th Oct
31

27

8

10
Wednesday
21st Oct
32

27

8

9
Thursday
22nd Oct
32

28

7

9
Friday
23rd Oct
32

27

6

10

5-day weather forecast updated at 04:01 on Monday 19th October 2026 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 Monday 19th October 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a light breeze of 7 kph from the east.

31
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
10
UV index (Very High)
44
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from E

St Barthelemy weather for Tuesday 20th October 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and little or no wind of 5 kph from the south-east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
10
UV index (Very High)
55
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
5
kph wind from SE

St Barthelemy weather for Wednesday 21st October 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a light breeze of 7 kph from the south-east.

32
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
9
UV index (Very High)
54
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from SE

St Barthelemy weather for Thursday 22nd October 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a light breeze of 8 kph from the south-east.

32
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
51
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
8
kph wind from SE

St Barthelemy weather for Friday 23rd October 2026

Expect broken clouds in St Barthelemy, St Barthelemy with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the east.