Mustique weather live forecast

Today's maximum temperature in Mustique is expected to be 81°F. Select a day from the live weather forecast for Mustique, St Vincent & the Grenadines for more weather parameters.

Saturday
16th May
81

81

7

11
Sunday
17th May
81

79

7

11
Monday
18th May
81

79

8

11
Tuesday
19th May
81

81

7

11
Wednesday
20th May
81

79

6

11

5-day weather forecast updated at 04:02 on Saturday 16th May 2026 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 Saturday 16th May 2026

Expect broken clouds in Mustique, St Vincent & the Grenadines with a maximum temperature of 81°F, 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 fresh breeze of 19 mph from the east.

81
°F maximum temperature
81
°F minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
19
mph wind from E

Mustique weather for Sunday 17th May 2026

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 81°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 26% chance of some rain and a fresh breeze of 19 mph from the east.

81
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
26
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
19
mph wind from E

Mustique weather for Monday 18th May 2026

Expect broken clouds in Mustique, St Vincent & the Grenadines with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the east.

81
°F maximum temperature
79
°F minimum temperature
broken clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
17
mph wind from E

Mustique weather for Tuesday 19th May 2026

81
°F maximum temperature
81
°F minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
16
mph wind from E

Mustique weather for Wednesday 20th May 2026

Expect isolated thunderstorms in Mustique, St Vincent & the Grenadines with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 16 mph from the east.