St Lucia weather in December 2019

Below are average maximum temperatures at popular destinations in St Lucia in December. Select a destination to see more weather parameters.

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The December weather guide for St Lucia shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in St Lucia in December?

Daytime temperatures usually reach 29°C in Castries, St Lucia in December with moderate heat and humidity, falling to 23°C at night.

How sunny is it in St Lucia in December?

There are normally 8 hours of bright sunshine each day in Castries, St Lucia in December - that's 68% of daylight hours.

How warm is the sea around St Lucia in December?

The average sea temperature around Castries, St Lucia in December is 28°C.

Does it rain in St Lucia in December?

There are usually 18 days with some rain in Castries, St Lucia in December and the average monthly rainfall is 149mm.

St Lucia sunrise & sunset times for December 2019

Browse the sunrise & sunset times for St Lucia in December 2019. Select a month to view St Lucia sunrise & sunset times for the next twelve months. The St Lucia sunrise & sunset times shown below are for Castries.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2019 06:12 17:34
Monday, 16th December 2019 06:20 17:39
Tuesday, 31st December 2019 06:27 17:46
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Metric (°C / mm)  |  Imperial (°F / inches)

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