St Lucia weather in April 2025

Expect 27°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in St Lucia in April. Check more long-term weather averages for St Lucia in April before you book your next holiday to South Africa in 2025/2026.

  • 27°C maximum daytime temperature in April in St Lucia27
    27°C max day temperature
  • 7 hours of sunshine per day
  • 9 days with some rainfall in April in St Lucia9
    9 days with some rainfall
  • 18°C minimum night-time temperature in April in St Lucia18
    18°C min night temperature
  • 11 hours of daylight per day in April in St Lucia11
    11 hours of daylight per day
  • Moderate heat & humidity in April in St LuciaM
    Moderate heat & humidity
  • 111 mm monthly rainfall in April in St Lucia111
    111 mm of monthly rainfall
  • UV (maximum) index 7 (High) in April in St Lucia7
    7 (High) UV index
  • 26°C sea temperature in April in St Lucia26
    26°C sea temperature

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The April weather guide for South Africa (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.

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

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More about South Africa

How hot is it in St Lucia in April?

Daytime temperatures usually reach 27°C in St Lucia in April with moderate heat and humidity, falling to 18°C at night.

How sunny is it in St Lucia in April?

There are normally 7 hours of bright sunshine each day in St Lucia in April - that's 65% of daylight hours.

How warm is the sea around St Lucia in April?

The average sea temperature around St Lucia in April is 26°C.

Does it rain in St Lucia in April?

There are usually 9 days with some rain in St Lucia in April and the average monthly rainfall is 111mm.

St Lucia April sunrise & sunset times

Browse the sunrise and sunset times for St Lucia in April 2025. Select a month to view St Lucia sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:00 17:47
Tuesday, 15th April 2025 06:08 17:32
Wednesday, 30th April 2025 06:17 17:18

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