Gros Islet weather live forecast

Today's maximum temperature in Gros Islet is expected to be 28°C. Select a day from the live weather forecast for Gros Islet, St Lucia for more weather parameters.

5-day weather forecast updated at 04:03 on Wednesday 19th November 2025 GMT

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The 5-day weather forecast for St Lucia (Gros Islet) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Gros Islet weather forecast by day

Below are the detailed weather forecasts for Gros Islet for the next 5 days.

Gros Islet weather for Wednesday 19th November 2025

Expect isolated thunderstorms in Gros Islet, St Lucia with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 17 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 51% chance of some rain51
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 17 kph from the East17
    kph wind from E

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Gros Islet weather for Thursday 20th November 2025

Expect isolated thunderstorms in Gros Islet, St Lucia with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 14 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 84% chance of some rain84
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 14 kph from the East14
    kph wind from E

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Gros Islet weather for Friday 21st November 2025

Expect broken clouds in Gros Islet, St Lucia with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 13 kph from the East13
    kph wind from E

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Gros Islet weather for Saturday 22nd November 2025

Expect isolated thunderstorms in Gros Islet, St Lucia with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 16 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 55% chance of some rain55
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 16 kph from the East16
    kph wind from E

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Gros Islet weather for Sunday 23rd November 2025

Expect isolated thunderstorms in Gros Islet, St Lucia with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 16 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 65% chance of some rain65
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 16 kph from the East16
    kph wind from E

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  • Book online with TUI Black Friday discount code
  • Sign up to myTUI. Discount varies by spend. T&Cs apply
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Metric (°C / mm)  |  Imperial (°F / inches)

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