December weather forecast and climate
La Retraite, Saint Lucia

The first month of the winter, December, is also a warm month in La Retraite, Saint Lucia, with average temperature fluctuating between 29°C (84.2°F) and 23°C (73.4°F).

Temperature

In La Retraite, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 23°C (73.4°F).

Rainfall

In La Retraite, in December, during 18 rainfall days, 149mm (5.9") of precipitation is typically accumulated. Throughout the year, there are 209 rainfall days, and 2035mm (80.1") of precipitation is accumulated.

Sea temperature

In La Retraite, the average seawater temperature is 27°C (80.6°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.

Daylight

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

Sunshine

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

UV index

With an average maximum UV index of 8, December is the month with the lowest UV index. A UV Index estimate of 8 to 10 represents a very high threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
The average daily UV index of 8 transform into the following instructions:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in December in La Retraite?

The average high-temperature, in December, in La Retraite, is 29°C (84.2°F), while the average low-temperature is 23°C (73.4°F).

How many days does it rain in December in La Retraite?

In La Retraite, in December, during 18 rainfall days, 149mm (5.9") of precipitation is typically accumulated.

What is the water temperature in December in La Retraite?

In La Retraite, Saint Lucia, in December, the average water temperature is 27°C (80.6°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 month with the shortest days in La Retraite?

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

What is the average length of the day in December in La Retraite?

The average length of the day in December in La Retraite is 11.3h.

What are the months with the most sunshine in La Retraite?

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

How long on average sun shines in December in La Retraite?

In La Retraite, the average sunshine in December is 8h.

What is the month with the lowest UV index in La Retraite?

With an average maximum UV index of 8, December is the month with the lowest UV index.

What is the UV index intensity in December in La Retraite?

In La Retraite, the average daily maximum UV index in December is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from unprotected exposure to the UV radiation.
Average temperature in December - La Retraite, Saint Lucia
  • Average high temperature in December: 29°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 December: 23°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 December - La Retraite, Saint Lucia
  • Average rainfall in December: 149mm

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

Average rainfall days in December - La Retraite, Saint Lucia
  • Average rainfall days in December: 18 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 December - La Retraite, Saint Lucia
  • Average sea temperature in December: 27°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 December / Average sunshine in December - La Retraite, Saint Lucia
  • Average daylight in December: 11.3h

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

  • Average sunshine in December: 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 December - La Retraite, Saint Lucia
  • Average UV index in December: 8

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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