August weather forecast and climate
Grand Anse Beach, Saint Lucia

Weather in August

August, the last month of the summer, in Grand Anse Beach, is another hot month, with average temperature varying between 24°C (75.2°F) and 30°C (86°F).

Temperature

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

Rainfall

In August, in Grand Anse Beach, the rain falls for 20 days. Throughout August, 216mm (8.5") of precipitation is accumulated. In Grand Anse Beach, during the entire year, the rain falls for 209 days and collects up to 2035mm (80.12") of precipitation.

Sea temperature

In August, the average sea temperature in Grand Anse Beach is 28°C (82.4°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 August, the average length of the day in Grand Anse Beach is 12.6h.

Sunshine

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

UV index

Months with the highest UV index in Grand Anse Beach, Saint Lucia, are March through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an excessive health risk from unsafe exposure to the UV radiation for average individuals.
Note: In August, the average maximum UV index of 12 translate into the following recommendations:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What are the warmest months in Grand Anse Beach?

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

What is the temperature in August in Grand Anse Beach?

In August, the average high-temperature is 30°C (86°F), and the average low-temperature is 24°C (75.2°F).

How many days does it rain in August in Grand Anse Beach?

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

How warm is the water in August in Grand Anse Beach?

In Grand Anse Beach, Saint Lucia, the average seawater temperature in August is 28°C (82.4°F). 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.

What is the average length of the day in August in Grand Anse Beach?

In August, the average length of the day in Grand Anse Beach is 12.6h.

What is the month with the most sunshine in Grand Anse Beach?

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

How long on average sun shines in August in Grand Anse Beach?

In August, the average sunshine in Grand Anse Beach, Saint Lucia, is 8h.

When is the highest UV index in Grand Anse Beach?

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

What is the UV index reading in August in Grand Anse Beach?

In August, the average daily maximum UV index is 12. A UV Index value of 11, and more, symbolizes an ultimate hazard to health from the exposure to the Sun's UV radiation.

Average temperature in August
Grand Anse Beach, Saint Lucia

Average temperature in August - Grand Anse Beach, 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
Grand Anse Beach, Saint Lucia

Average rainfall in August - Grand Anse Beach, 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
Grand Anse Beach, Saint Lucia

Average rainfall days in August - Grand Anse Beach, 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
Grand Anse Beach, Saint Lucia

Average sea temperature in August - Grand Anse Beach, Saint Lucia
  • Average sea temperature in August: 28°C

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 February and March (26°C).

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Average daylight in August /
Average sunshine in August
Grand Anse Beach, Saint Lucia

Average daylight in August / Average sunshine in August - Grand Anse Beach, Saint Lucia
  • Average daylight in August: 12.6h

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).

  • 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
Grand Anse Beach, Saint Lucia

Average UV index in August - Grand Anse Beach, 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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