Monthly weather forecast and climate
Gros Islet, Saint Lucia

Weather in January

January, like December, in Gros Islet, Saint Lucia, is another warm winter month, with average temperature fluctuating between 28°C (82.4°F) and 22°C (71.6°F). The coldest months are January and February, with an average high-temperature of 28°C (82.4°F). In January, in Gros Islet, the rain falls for 17 days. Weather in January »

Weather in February

February, the last month of the winter, in Gros Islet, is another warm month, with average temperature fluctuating between 22°C (71.6°F) and 28°C (82.4°F). The coldest months are January and February, with an average high-temperature of 28°C (82.4°F). In Gros Islet, during February, the rain falls for 13 days and regularly aggregates up to 86mm (3.39") of precipitation. Weather in February »

Weather in March

March, the first month of the spring, in Gros Islet, is also a moderately hot month, with average temperature varying between 29°C (84.2°F) and 22°C (71.6°F). In Gros Islet, Saint Lucia, the average high-temperature in March is practically the same as in February - a still moderately hot 29°C (84.2°F). Weather in March »

Weather in April

April, the same as March, is another warm spring month in Gros Islet, Saint Lucia, with average temperature varying between 23°C (73.4°F) and 29°C (84.2°F). In Gros Islet, Saint Lucia, the average high-temperature remains the same as in March - a still warm 29°C (84.2°F). Weather in April »

Weather in May

May, the last month of the spring, in Gros Islet, is a tropical month, with average temperature fluctuating between 30°C (86°F) and 24°C (75.2°F). May through October, with an average high-temperature of 30°C (86°F), are the warmest months. Weather in May »

Weather in June

June, the first month of the summer, in Gros Islet, is still a tropical month, with temperature in the range of an average high of 30°C (86°F) and an average low of 24°C (75.2°F). The warmest months are May through October, with an average high-temperature of 30°C (86°F). In Gros Islet, in June, it is raining for 19 days, with typically 182mm (7.17") of accumulated precipitation. Weather in June »

Weather in July

July, the same as June, in Gros Islet, Saint Lucia, is another hot summer month, with average temperature varying between 30°C (86°F) and 25°C (77°F). May through October, with an average high-temperature of 30°C (86°F), are the warmest months. In Gros Islet, during 21 rainfall days, 245mm (9.65") of precipitation is typically accumulated. Weather in July »

Weather in August

August, the last month of the summer, in Gros Islet, is also a hot month, with average temperature ranging between min 24°C (75.2°F) and max 30°C (86°F). May through October, with an average high-temperature of 30°C (86°F), are the warmest months. In Gros Islet, Saint Lucia, during August, the rain falls for 20 days and regularly aggregates up to 216mm (8.5") of precipitation. Weather in August »

Weather in September

September, the first month of the autumn, in Gros Islet, is still a hot month, with average temperature ranging between max 30°C (86°F) and min 24°C (75.2°F). May through October, with an average high-temperature of 30°C (86°F), are the warmest months. In Gros Islet, in September, during 25 rainfall days, 224mm (8.82") of precipitation is typically accumulated. Weather in September »

Weather in October

October, like September, is another tropical autumn month in Gros Islet, Saint Lucia, with temperature in the range of an average high of 30°C (86°F) and an average low of 24°C (75.2°F). May through October, with an average high-temperature of 30°C (86°F), are the warmest months. October is the month with the most rainfall. Weather in October »

Weather in November

November, the last month of the autumn, in Gros Islet, is also a moderately hot month, with average temperature ranging between max 29°C (84.2°F) and min 23°C (73.4°F). In November, the average high-temperature is practically the same as in October - a warm 29°C (84.2°F). Weather in November »

Weather in December

The first month of the winter, December, is still a warm month in Gros Islet, Saint Lucia, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 29°C (84.2°F). In December, the average high-temperature remains equal as in November - a still warm 29°C (84.2°F). Weather in December »
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FAQ

What are the coldest months in Gros Islet?

The coldest months in Gros Islet, Saint Lucia, are January and February, with an average high-temperature of 28°C (82.4°F).

How many days does it rain in Gros Islet?

In Gros Islet, during the entire year, the rain falls for 209 days and collects up to 2035mm (80.12") of precipitation.

What are the months with the most sunshine in Gros Islet?

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

What is the driest month in Gros Islet?

The month with the least rainfall is March when the rain falls for 13 days and typically collects 76mm (2.99") of precipitation.

When is the sea coldest in Gros Islet?

March is the month with the coldest seawater, with an average sea temperature of 27°C (80.6°F).

When is the highest UV index in Gros Islet?

Months with the highest UV index are March through September, with an average maximum UV index of 12.

What are the warmest months in Gros Islet?

Warmest months in Gros Islet are May through October, with an average high-temperature of 30°C (86°F).

When are the longest days in Gros Islet?

With an average of 13h of daylight, June has the longest days of the year in Gros Islet, Saint Lucia.

What month is the sea warmest in Gros Islet?

September is the month with the warmest seawater in Gros Islet, Saint Lucia, with an average sea temperature of 29.4°C (84.9°F).

What is the rainiest month in Gros Islet?

October is the month with the most rainfall in Gros Islet, Saint Lucia. Rain falls for 18 days and accumulates 269mm (10.59") of precipitation.

What is the month with the least sunshine in Gros Islet?

With an average of 7h of sunshine, October has the least sunshine of the year in Gros Islet, Saint Lucia.

What is the month with the shortest days in Gros Islet?

With an average of 11.3h of daylight, December has the shortest days of the year.

What is the month with the lowest UV index in Gros Islet?

With an average maximum UV index of 8, December is the month with the lowest UV index in Gros Islet, Saint Lucia.

Average temperature
Gros Islet, Saint Lucia

Average temperature - Gros Islet, Saint Lucia

The warmest months (with the highest average high temperature) are May, June, July, August, September and October (30°C).
Months with the lowest average high temperature are January and February (28°C).

The month with the highest average low temperature is July (25°C).
The coldest months (with the lowest average low temperature) are January, February and March (22°C).

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Average rainfall
Gros Islet, Saint Lucia

Average rainfall - Gros Islet, Saint Lucia

The wettest month (with the highest rainfall) is October (269mm).
The driest month (with the least rainfall) is March (76mm).

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Average rainfall days
Gros Islet, Saint Lucia

Average rainfall days - Gros Islet, Saint Lucia

The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is April (11 days).

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Average sea temperature
Gros Islet, Saint Lucia

Average sea temperature - Gros Islet, Saint Lucia

The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is March (27°C).

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Average daylight / Average sunshine
Gros Islet, Saint Lucia

Average daylight / Average sunshine - Gros Islet, Saint Lucia

The month with the longest days is June (Average daylight: 13h).
The month with the shortest days is December (Average daylight: 11.3h).

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

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Average UV index
Gros Islet, Saint Lucia

Average UV index - Gros Islet, Saint Lucia

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).

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