St Barthelemy weather live forecast

Sunday
24th May
30

26

8

UV11
Monday
25th May
30

26

7

UV9
Tuesday
26th May
30

26

1

UV11
Wednesday
27th May
30

26

6

UV10
Thursday
28th May
30

26

7

UV11

5-day weather forecast updated at 04:01 on Sunday 24th May 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 Sunday 24th May 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a fresh breeze of 33 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
UV11
UV index (Extreme)
9
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
33
kph wind from E

St Barthelemy weather for Monday 25th May 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a fresh breeze of 35 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
UV9
UV index (Very High)
68
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
35
kph wind from E

St Barthelemy weather for Tuesday 26th May 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 68% chance of some rain and a fresh breeze of 32 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
UV11
UV index (Extreme)
68
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
32
kph wind from E

St Barthelemy weather for Wednesday 27th May 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 20-30 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 26 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
UV10
UV index (Very High)
50
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from E

St Barthelemy weather for Thursday 28th May 2026

Expect isolated thunderstorms in St Barthelemy, St Barthelemy with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 29% chance of some rain and a moderate breeze of 22 kph from the east.