Climate and monthly weather forecast
Mustique, Saint Vincent and the Grenadines

Weather in January

January, the same as December, is another warm winter month in Mustique, Saint Vincent and the Grenadines, with temperature in the range of an average low of 21°C (69.8°F) and an average high of 27°C (80.6°F). January and February, with an average high-temperature of 27°C (80.6°F), are the coldest months. In Mustique, during January, the rain falls for 16 days and regularly aggregates up to 130mm (5.12") of precipitation. Weather in January »

Weather in February

February, the last month of the winter in Mustique, is another warm month, with an average temperature fluctuating between 21°C (69.8°F) and 27°C (80.6°F). January and February, with an average high-temperature of 27°C (80.6°F), are the coldest months. February is the month with the least rainfall in Mustique. Weather in February »

Weather in March

March, the first month of the spring in Mustique, is still a warm month, with an average temperature fluctuating between 21°C (69.8°F) and 28°C (82.4°F). In Mustique, the average high-temperature in March is relatively the same as in February - a still moderately hot 28°C (82.4°F). Weather in March »

Weather in April

April, the same as March, is a moderately hot spring month in Mustique, Saint Vincent and the Grenadines, with an average temperature varying between 29°C (84.2°F) and 22°C (71.6°F). In Mustique, the average high-temperature in April is almost the same as in March - a still warm 29°C (84.2°F). Weather in April »

Weather in May

The last month of the spring, May, is a hot month in Mustique, Saint Vincent and the Grenadines, with an average temperature ranging between max 30°C (86°F) and min 23°C (73.4°F). The warmest month is May, with an average high-temperature of 30°C (86°F) and an average low-temperature of 23°C (73.4°F). In Mustique, in May, during 14 rainfall days, 149mm (5.87") of precipitation is typically accumulated. Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Mustique, Saint Vincent and the Grenadines, with an average temperature fluctuating between 29°C (84.2°F) and 23°C (73.4°F). In Mustique, the average high-temperature in June is practically the same as in May - a moderately hot 29°C (84.2°F). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Mustique, Saint Vincent and the Grenadines, with an average temperature fluctuating between 23°C (73.4°F) and 29°C (84.2°F). In Mustique, Saint Vincent and the Grenadines, the average high-temperature in July remains equal as in June - a still moderately hot 29°C (84.2°F). Weather in July »

Weather in August

August, the last month of the summer in Mustique, is also a moderately hot month, with temperature in the range of an average high of 29°C (84.2°F) and an average low of 23°C (73.4°F). In August, the average high-temperature remains the same as in July - a still moderately hot 29°C (84.2°F). Weather in August »

Weather in September

September, the first month of the autumn in Mustique, is still a warm month, with an average temperature ranging between max 29°C (84.2°F) and min 23°C (73.4°F). In September, the average high-temperature remains the same as in August - a still warm 29°C (84.2°F). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Mustique, Saint Vincent and the Grenadines, with temperature in the range of an average high of 29°C (84.2°F) and an average low of 23°C (73.4°F). In Mustique, the average high-temperature in October remains equal as in September - a still moderately hot 29°C (84.2°F). Weather in October »

Weather in November

November, the last month of the autumn in Mustique, is also a moderately hot month, with an average temperature ranging between min 22°C (71.6°F) and max 29°C (84.2°F). In Mustique, the average high-temperature in November remains the same as in October - a still moderately hot 29°C (84.2°F). Weather in November »

Weather in December

The first month of the winter, December, is still a warm month in Mustique, Saint Vincent and the Grenadines, with temperature in the range of an average low of 21°C (69.8°F) and an average high of 28°C (82.4°F). In December, the average high-temperature is essentially the same as in November - a still moderately hot 28°C (82.4°F). Weather in December »
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FAQ

What is the coldest month in Mustique?

January and February, with an average high-temperature of 27°C (80.6°F), are the coldest months.

How many days does it rain in Mustique?

Throughout the year, in Mustique, Saint Vincent and the Grenadines, there are 200 rainfall days, and 2447mm (96.34") of precipitation is accumulated.

When is the sea coldest in Mustique?

January through April and December, with an average sea temperature of 27°C (80.6°F), are months with the coldest seawater.

What is the month with the most sunshine in Mustique?

The months with the most sunshine are January through August, November and December, with an average of 8h of sunshine.

What is the driest month in Mustique?

The month with the least rainfall is February, when the rain falls for 12 days and typically collects 97mm (3.82") of precipitation.

What is the month with the highest UV index in Mustique?

The months with the highest UV index in Mustique are February through September, with an average maximum UV index of 12.

What is the warmest month in Mustique?

May is the warmest month in Mustique, with an average high-temperature of 30°C (86°F) and an average low-temperature of 23°C (73.4°F).

When are the longest days in Mustique?

With an average of 12h and 52min of daylight, June has the longest days of the year in Mustique.

What are the months with the warmest sea water in Mustique?

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.

What is the month with the least sunshine in Mustique?

September and October, with an average of 7h of sunshine, are months with the least sunshine.

What is the rainiest month in Mustique?

October is the month with the most rainfall. Rain falls for 18 days and accumulates 309mm (12.17") of precipitation.

What is the month with the shortest days in Mustique?

December has the shortest days of the year in Mustique, with an average of 11h and 23min of daylight.

Is there Daylight Saving Time (DST) in Mustique?

Mustique does not observe Daylight Saving Time (DST). AST timezone is used throughout the entire year.

What is the month with the lowest UV index in Mustique?

The month with the lowest UV index in Mustique is December, with an average maximum UV index of 9.

Average temperature
Mustique, Saint Vincent and the Grenadines

Average temperature - Mustique, Saint Vincent and the Grenadines

The warmest month (with the highest average high temperature) is May (30°C).
The months with the lowest average high temperature are January and February (27°C).

The months with the highest average low temperature are May, June, July, August, September and October (23°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (21°C).

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Average rainfall
Mustique, Saint Vincent and the Grenadines

Average rainfall - Mustique, Saint Vincent and the Grenadines

The wettest month (with the highest rainfall) is October (309mm).
The driest month (with the least rainfall) is February (97mm).

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Average rainfall days
Mustique, Saint Vincent and the Grenadines

Average rainfall days - Mustique, Saint Vincent and the Grenadines

The months with the highest number of rainy days are July and September (21 days).
The month with the least rainy days is April (10 days).

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Average sea temperature
Mustique, Saint Vincent and the Grenadines

Average sea temperature - Mustique, Saint Vincent and the Grenadines

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (27°C).

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Average daylight / Average sunshine
Mustique, Saint Vincent and the Grenadines

Average daylight / Average sunshine - Mustique, Saint Vincent and the Grenadines

The month with the longest days is June (Average daylight: 12h and 52min).
The month with the shortest days is December (Average daylight: 11h and 23min).

The months with the most sunshine are January, February, March, April, May, June, July, August, November and December (Average sunshine: 8h).
The months with the least sunshine are September and October (Average sunshine: 7h).

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Average UV index
Mustique, Saint Vincent and the Grenadines

Average UV index - Mustique, Saint Vincent and the Grenadines

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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