Cap Estate
Saint Lucia
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Cap Estate, Saint Lucia

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

Temperature

In December, the average high-temperature remains the same as in November - a still moderately hot 29°C (84.2°F). In December, the average low-temperature is 23°C (73.4°F).

Rainfall

In Cap Estate, during December, the rain falls for 18 days and regularly aggregates up to 149mm (5.9") of precipitation. In Cap Estate, during the entire year, the rain falls for 209 days and collects up to 2035mm (80.1") of precipitation.

Sea temperature

In Cap Estate, Saint Lucia, 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.

Daylight

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

Sunshine

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

UV index

December is the month with the lowest UV index in Cap Estate, Saint Lucia, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
In December, the average maximum UV index of 8 translate into the following recommendations:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 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. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in December in Cap Estate?

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

How much does it rain in Cap Estate in December?

In Cap Estate, during December, the rain falls for 18 days and regularly aggregates up to 149mm (5.9") of precipitation.

What is the sea water temperature in December in Cap Estate?

In December, the average sea temperature in Cap Estate is 27°C (80.6°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.

What is the month with the shortest days in Cap Estate?

With an average of 11.3h of daylight, December has the shortest days of the year in Cap Estate, Saint Lucia.

How many hours of daylight does Cap Estate have in December?

In December, the average length of the day is 11.3h.

What are the months with the most sunshine in Cap Estate?

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

How many hours of sunshine does Cap Estate have in December?

In December, the average sunshine in Cap Estate is 8h.

What is the month with the lowest UV index in Cap Estate?

December is the month with the lowest UV index in Cap Estate, with an average maximum UV index of 8.

How high is the UV index in December in Cap Estate?

In December, the average daily maximum UV index is 8. A UV Index of 8 to 10 symbolizes a very high health threat from the exposure to the Sun's UV radiation.
Average temperature in December - Cap Estate, 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 - Cap Estate, 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 - Cap Estate, 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 - Cap Estate, 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 - Cap Estate, Saint Lucia
  • Average daylight in December: 11.3h

The month with the longest days is June (Average daylight: 13h).
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 - Cap Estate, 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).