Gros Islet weather in March 2025

Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Gros Islet in March. Check more long-term weather averages for Gros Islet in March before you book your next holiday to St Lucia in 2025/2026.

  • 29°C maximum daytime temperature in March in Gros Islet29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 13 days with some rainfall in March in Gros Islet13
    13 days with some rainfall
  • 22°C minimum night-time temperature in March in Gros Islet22
    22°C min night temperature
  • 12 hours of daylight per day in March in Gros Islet12
    12 hours of daylight per day
  • Moderate heat & humidity in March in Gros IsletM
    Moderate heat & humidity
  • 76 mm monthly rainfall in March in Gros Islet76
    76 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Gros Islet11
    11+ (Extreme) UV index
  • 26°C sea temperature in March in Gros Islet26
    26°C sea temperature

More about Gros Islet

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The March weather guide for St Lucia (Gros Islet) 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 St Lucia

How hot is it in Gros Islet in March?

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

How sunny is it in Gros Islet in March?

There are normally 8 hours of bright sunshine each day in Gros Islet in March - that's 69% of daylight hours.

How warm is the sea around Gros Islet in March?

The average sea temperature around Gros Islet in March is 26°C.

Does it rain in Gros Islet in March?

There are usually 13 days with some rain in Gros Islet in March and the average monthly rainfall is 76mm.

Gros Islet March sunrise & sunset times

Browse the sunrise and sunset times for Gros Islet in March 2025. Select a month to view Gros Islet sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:20 18:12
Sunday, 16th March 2025 06:10 18:14
Monday, 31st March 2025 06:00 18:16

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