Monthly weather forecast and climate
Dennery, Saint Lucia

The best time to visit Dennery

The best months for a swim in Dennery, Saint Lucia, are January through December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

Weather in January

The ideal sea water temperature of 27.4°C (81.3°F) makes January in Dennery, Saint Lucia, the best time for swimming and other water activities. In Dennery, the average seawater temperature is 27.4°C (81.3°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in January »

Weather in February

The perfect water temperature of 27.2°C (81°F) makes February a great period for swimming and other water activities in Dennery, Saint Lucia. February and March, with an average sea temperature of 27.2°C (81°F), are months with the coldest seawater. Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in February »

Weather in March

An excellent water temperature of 27.2°C (81°F) makes March in Dennery, Saint Lucia, a prime for swimming and other water activities. Months with the coldest seawater are February and March, with an average sea temperature of 27.2°C (81°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in March »

Weather in April

An excellent water temperature of 27.6°C (81.7°F) makes April in Dennery, Saint Lucia, a prime for swimming and other water activities. In Dennery, the average seawater temperature in April is 27.6°C (81.7°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in April »

Weather in May

The ideal sea water temperature of 28.1°C (82.6°F) makes May in Dennery, Saint Lucia, the best time for swimming and other water activities. In Dennery, in May, the average water temperature is 28.1°C (82.6°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in May »

Weather in June

The perfect water temperature of 28.4°C (83.1°F) makes June a great period for swimming and other water activities in Dennery, Saint Lucia. In June, the average sea temperature is 28.4°C (83.1°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in June »

Weather in July

The perfect water temperature of 28.3°C (82.9°F) makes July a great period for swimming and other water activities in Dennery, Saint Lucia. In July, the average sea temperature is 28.3°C (82.9°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in July »

Weather in August

The ideal sea water temperature of 29°C (84.2°F) makes August in Dennery, Saint Lucia, the best time for swimming and other water activities. In August, the average sea temperature is 29°C (84.2°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in August »

Weather in September

An excellent water temperature of 29.6°C (85.3°F) makes September in Dennery, Saint Lucia, a prime for swimming and other water activities. The month with the warmest seawater is September, with an average sea temperature of 29.6°C (85.3°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in September »

Weather in October

An excellent water temperature of 28.9°C (84°F) makes October in Dennery, Saint Lucia, a prime for swimming and other water activities. In Dennery, the average seawater temperature in October is 28.9°C (84°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in October »

Weather in November

The ideal sea water temperature of 28.3°C (82.9°F) makes November in Dennery, Saint Lucia, the best time for swimming and other water activities. In Dennery, the average seawater temperature in November is 28.3°C (82.9°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in November »

Weather in December

The ideal sea water temperature of 27.8°C (82°F) makes December in Dennery, Saint Lucia, the best time for swimming and other water activities. In Dennery, Saint Lucia, the average water temperature is 27.8°C (82°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in December »
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FAQ

What months are the sea coldest in Dennery?

February and March, with an average sea temperature of 27.2°C (81°F), are months with the coldest seawater in Dennery.

When are the longest days in Dennery?

June and July, with an average of 12.9h of daylight, are months with the longest days in Dennery.

What is the month with the warmest sea water in Dennery?

With an average sea temperature of 29.6°C (85.3°F), September is the month with the warmest seawater in Dennery.

What is the month with the shortest days in Dennery?

December has the shortest days of the year in Dennery, with an average of 11.3h of daylight.

Average sea temperature
Dennery, Saint Lucia

Average sea temperature - Dennery, Saint Lucia

The best month for swimming (with the highest average sea temperature) is September (29.6°C).
The coldest months (with the lowest average sea temperature) are February and March (27.2°C).

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Average daylight
Dennery, Saint Lucia

Average daylight - Dennery, Saint Lucia

Months with the longest days are June and July (Average daylight: 12.9h).
The month with the shortest days is December (Average daylight: 11.3h).

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