St Barthelemy weather live forecast

Monday
28th Sep
32

28

7

11
Tuesday
29th Sep
32

28

7

11
Wednesday
30th Sep
32

28

7

10
Thursday
1st Oct
32

27

7

10
Friday
2nd Oct
32

28

8

11

5-day weather forecast updated at 04:01 on Monday 28th September 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 28th September 2026

Expect broken clouds in St Barthelemy, St Barthelemy with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

32
°C maximum temperature
28
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
15
kph wind from E

St Barthelemy weather for Tuesday 29th September 2026

32
°C maximum temperature
28
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
21
kph wind from E

St Barthelemy weather for Wednesday 30th September 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 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the east.

32
°C maximum temperature
28
°C minimum temperature
broken clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
24
kph wind from E

St Barthelemy weather for Thursday 1st 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 10 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 21 kph from the east.

32
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
10
UV index (Very High)
48
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
21
kph wind from E

St Barthelemy weather for Friday 2nd October 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 10-20 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 16 kph from the east.