August weather forecast and climate
Gros Islet, Saint Lucia

Weather in August

August, the last month of the summer, in Gros Islet, is another hot month, with temperature in the range of an average low of 24°C (75.2°F) and an average high of 30°C (86°F).

Temperature

May through October, with an average high-temperature of 30°C (86°F), are the warmest months.

Rainfall

In Gros Islet, it is raining for 20 days, with typically 216mm (8.5") of accumulated precipitation. In Gros Islet, during the entire year, the rain falls for 209 days and collects up to 2035mm (80.12") of precipitation.

Sea temperature

In Gros Islet, the average seawater temperature is 28.9°C (84°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In Gros Islet, the average length of the day in August is 12.6h.

Sunshine

Months with the most sunshine in Gros Islet, Saint Lucia, are January through September, November and December, with an average of 8h of sunshine.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Gros Islet, Saint Lucia. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 12 in August transform into the following instructions:
Practice all essential precautions. Protection against sun damage is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What are the warmest months in Gros Islet?

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

How many days does it rain in August in Gros Islet?

In August, in Gros Islet, the rain falls for 20 days. Throughout August, 216mm (8.5") of precipitation is accumulated.

What is the sea water temperature in August in Gros Islet?

In Gros Islet, in August, the average water temperature is 28.9°C (84°F). 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.

How many hours of daylight does Gros Islet have in August?

In Gros Islet, Saint Lucia, the average length of the day in August is 12.6h.

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

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

How many hours of sunshine does Gros Islet have in August?

The average sunshine in August is 8h.

What are the months with 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 is the UV index intensity in August in Gros Islet?

In August, the average daily maximum UV index is 12. A UV Index estimate of 11, and higher, represents an extreme health threat from unsafe exposure to the Sun's UV rays.

Average temperature in August
Gros Islet, Saint Lucia

Average temperature in August - Gros Islet, Saint Lucia
  • Average high temperature in August: 30°C

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).

  • Average low temperature in August: 24°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 in August
Gros Islet, Saint Lucia

Average rainfall in August - Gros Islet, Saint Lucia
  • Average rainfall in August: 216mm

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 in August
Gros Islet, Saint Lucia

Average rainfall days in August - Gros Islet, Saint Lucia
  • Average rainfall days in August: 20 days

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 in August
Gros Islet, Saint Lucia

Average sea temperature in August - Gros Islet, Saint Lucia
  • Average sea temperature in August: 28.9°C

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 in August /
Average sunshine in August
Gros Islet, Saint Lucia

Average daylight in August / Average sunshine in August - Gros Islet, Saint Lucia
  • Average daylight in August: 12.6h

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

  • Average sunshine in August: 8h

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 in August
Gros Islet, Saint Lucia

Average UV index in August - Gros Islet, Saint Lucia
  • Average UV index in August: 12

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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