St Lucia weather in March 2022

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

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The March 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 March?

Daytime temperatures usually reach 29°C in Castries, St Lucia in March with moderate heat and humidity, falling to 22°C at night.

How sunny is it in St Lucia in March?

There are normally 8 hours of bright sunshine each day in Castries, St Lucia in March - that's 69% of daylight hours.

How warm is the sea around St Lucia in March?

The average sea temperature around Castries, St Lucia in March is 27°C.

Does it rain in St Lucia in March?

There are usually 13 days with some rain in Castries, St Lucia in March and the average monthly rainfall is 76mm.

Metric (°C / mm) | Imperial (°F / inches)

St Lucia sunrise & sunset times for March 2022

Browse the sunrise and sunset times for St Lucia in March 2022. Select a month to view St Lucia sunrise & sunset times for the next 12 months. The St Lucia sunrise and sunset times shown below are for Castries.

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