St Martin weather live forecast

Sunday
19th Apr
28

26

7

11
Monday
20th Apr
29

26

7

11
Tuesday
21st Apr
29

26

8

11
Wednesday
22nd Apr
29

25

6

11
Thursday
23rd Apr
29

25

7

11

5-day weather forecast updated at 04:01 on Sunday 19th April 2026 GMT

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

St Martin weather forecast by day

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

St Martin weather for Sunday 19th April 2026

Expect broken clouds in St Martin, St Martin with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

28
°C maximum temperature
26
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
23
kph wind from E

St Martin weather for Monday 20th April 2026

Expect scattered clouds in St Martin, St Martin with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
scattered clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from E

St Martin weather for Tuesday 21st April 2026

Expect scattered clouds in St Martin, St Martin with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
scattered clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from E

St Martin weather for Wednesday 22nd April 2026

Expect broken clouds in St Martin, St Martin with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

29
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from E

St Martin weather for Thursday 23rd April 2026

Expect isolated thunderstorms in St Martin, St Martin with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 29% chance of some rain and a light breeze of 9 kph from the east.