Mustique weather live forecast

Today's maximum temperature in Mustique is expected to be 82°F. Select a day from the live weather forecast for Mustique, St Vincent & the Grenadines for more weather parameters.

• Sunday
  7th Sep
  82
  81
  
  5
  11
• Monday
  8th Sep
  82
  82
  
  6
  11
• Tuesday
  9th Sep
  82
  82
  
  8
  11
• Wednesday
  10th Sep
  82
  82
  
  8
  11
• Thursday
  11th Sep
  82
  82
  
  7
  11

5-day weather forecast updated at 04:04 on Sunday 7th September 2025 GMT

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The 5-day weather forecast for St Vincent & the Grenadines (Mustique) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Mustique weather forecast by day

Below are the detailed weather forecasts for Mustique for the next 5 days.

Mustique weather for Sunday 7th September 2025

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a gentle breeze of 11 mph from the east.

• 82
  °F maximum temperature
• 81
  °F minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 11
  UV index (Extreme)
• 38
  % chance of some rain
• <5
  mm of rainfall expected
• M
  moderate heat & humidity
• 11
  mph wind from E

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Mustique weather for Monday 8th September 2025

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 11 mph from the east.

• 82
  °F maximum temperature
• 82
  °F minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 11
  UV index (Extreme)
• 42
  % chance of some rain
• <10
  mm of rainfall expected
• L
  low heat & humidity
• 11
  mph wind from E

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Mustique weather for Tuesday 9th September 2025

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a gentle breeze of 11 mph from the east.

• 82
  °F maximum temperature
• 82
  °F minimum temperature
• 
  isolated thunderstorms
• 8
  hours of sunshine
• 11
  UV index (Extreme)
• 38
  % chance of some rain
• <5
  mm of rainfall expected
• M
  moderate heat & humidity
• 11
  mph wind from E

Back to top

Mustique weather for Wednesday 10th September 2025

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 12 mph from the east.

• 82
  °F maximum temperature
• 82
  °F minimum temperature
• 
  isolated thunderstorms
• 8
  hours of sunshine
• 11
  UV index (Extreme)
• 62
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 12
  mph wind from E

Back to top

Mustique weather for Thursday 11th September 2025

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 12 mph from the east.

• 82
  °F maximum temperature
• 82
  °F minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 53
  % chance of some rain
• <2
  mm of rainfall expected
• L
  low heat & humidity
• 12
  mph wind from E

Back to top

Sandals sale: up to £300 off Caribbean holidays

Discount Code

• Save up to £300 on all inclusive holidays to the Caribbean
• Discount varies by total spend. 7 night minimum stay
• Travel before 31st December 2027 (inclusive)

Show discount code ******ALE

Redeem Sandals discount code >>

Expires at 23:59 on Tuesday 30th Sep 2025 · View all Sandals offers

Metric (°C)  |  Imperial (°F)

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