St Lucia weather in March 2020

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

Guide to St Lucia weather in March

The average maximum daytime temperature in St Lucia in March is a warm 29°C (84°F) with moderate heat & humidity. The average night-time temperature is usually a warm 22°C (72°F). There are usually 8 hours of bright sunshine each day, which represents 69% of the 12 hours of daylight.

Expect 76mm (3.0 inches) of rainfall across the whole of March with 13 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around St Lucia in March is 27°C (81°F).

The weather in St Lucia in March is represented by Castries.

St Lucia sunrise & sunset times for March 2020

Browse the sunrise & sunset times for St Lucia in March 2020. 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 March 2020 06:20 18:12
Monday, 16th March 2020 06:11 18:15
Tuesday, 31st March 2020 06:00 18:16
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