May weather forecast and climate
Grand Anse Beach, Saint Lucia

The last month of the spring, May, is a hot month in Grand Anse Beach, Saint Lucia, 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 warmest months.

Rainfall

In Grand Anse Beach, Saint Lucia, during 15 rainfall days, 124mm (4.9") of precipitation is typically accumulated. Throughout the year, in Grand Anse Beach, there are 209 rainfall days, and 2035mm (80.1") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 28°C (82.4°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.

Daylight

The average length of the day in May is 12.8h.

Sunshine

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

UV index

Months with the highest UV index are March through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
The daily maximum UV index of 12 in May interpret into the following advice:
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. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

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 in Grand Anse Beach, Saint Lucia.

What is the temperature in May in Grand Anse Beach?

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

How much does it rain in Grand Anse Beach in May?

In Grand Anse Beach, Saint Lucia, during May, the rain falls for 15 days and regularly aggregates up to 124mm (4.9") of precipitation.

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

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

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

The average length of the day in May in Grand Anse Beach, Saint Lucia, is 12.8h.

What are the months 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 many hours of sunshine does Grand Anse Beach have in May?

In Grand Anse Beach, the average sunshine in May is 8h.

When is the highest UV index in Grand Anse Beach?

March through September, with an average maximum UV index of 12, are months with the highest UV index in Grand Anse Beach.

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

In May, the average daily maximum UV index is 12. A UV Index of 11, and more, symbolizes an excessive health risk from unprotected exposure to the UV radiation.
Average temperature in May - Grand Anse Beach, Saint Lucia
  • Average high temperature in May: 30°C

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 May: 24°C

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

Average rainfall in May - Grand Anse Beach, Saint Lucia
  • Average rainfall in May: 124mm

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

Average rainfall days in May - Grand Anse Beach, Saint Lucia
  • Average rainfall days in May: 15 days

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

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

Best months for swimming (with the highest average sea temperature) are September and October (29°C).
Coldest months (with the lowest average sea temperature) are February and March (26°C).

Average daylight in May / Average sunshine in May - Grand Anse Beach, Saint Lucia
  • Average daylight in May: 12.8h

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

  • Average sunshine in May: 8h

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

Average UV index in May - Grand Anse Beach, Saint Lucia
  • Average UV index in May: 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).

deutscheenglishespañolрусский中文