Sint Maarten weather live forecast

• Saturday
  13th Sep
  32
  28
  
  7
  11
• Sunday
  14th Sep
  32
  28
  
  6
  10
• Monday
  15th Sep
  32
  28
  
  7
  11
• Tuesday
  16th Sep
  32
  28
  
  6
  10
• Wednesday
  17th Sep
  32
  27
  
  7
  11

5-day weather forecast updated at 04:00 on Saturday 13th September 2025 GMT

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

Sint Maarten weather forecast by day

Below are the detailed weather forecasts for Sint Maarten for the next 5 days.

Sint Maarten weather for Saturday 13th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten 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 2-5 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 18 kph from the east.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 45
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 18
  kph wind from E

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Sint Maarten weather for Sunday 14th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten 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 5-10 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 20 kph from the east.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 10
  UV index (Very High)
• 63
  % chance of some rain
• <10
  mm of rainfall expected
• H
  high heat & humidity
• 20
  kph wind from E

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Sint Maarten weather for Monday 15th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten 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 10-20 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 20 kph from the east.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 65
  % chance of some rain
• <20
  mm of rainfall expected
• H
  high heat & humidity
• 20
  kph wind from E

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Sint Maarten weather for Tuesday 16th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten 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 5-10 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 21 kph from the east.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 10
  UV index (Very High)
• 86
  % chance of some rain
• <10
  mm of rainfall expected
• H
  high heat & humidity
• 21
  kph wind from E

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Sint Maarten weather for Wednesday 17th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten 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 2-5 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 15 kph from the east.

• 32
  °C maximum temperature
• 27
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 75
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 15
  kph wind from E

Back to top

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• Book online & save up to 4% on Marella Cruises
• Discount varies by season. Book online with TUI
• Destinations across the Med, Caribbean & USA

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View all Marella Cruises offers

Metric (°C / mm)  |  Imperial (°F / inches)

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