St Lucia weather live forecast

Tomorrow's maximum temperature in St Lucia is expected to be 29°C.

5-day weather forecast updated at 04:00 on Sunday 3rd December 2023 GMT

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

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Below are temperatures expected tomorrow at popular destinations in St Lucia. Select a destination to see the 5-day weather forecast.

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St Lucia weather forecast by day

Below are the detailed weather forecasts for St Lucia for the next 5 days. The forecasts shown are for Castries and may not represent the whole of St Lucia. Browse more destinations in St Lucia to view more weather forecasts.

St Lucia weather for Sunday 3rd December 2023

Expect broken clouds in St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.

  • 29°C maximum temperature29
    °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 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    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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St Lucia weather for Monday 4th December 2023

Expect isolated thunderstorms in St Lucia with a maximum temperature of 30°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 58% chance of some rain and a moderate breeze of 23 kph from the east.

  • 30°C maximum temperature30
    °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)
  • 58% chance of some rain58
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 23 kph from the East23
    kph wind from E

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St Lucia weather for Tuesday 5th December 2023

Expect broken clouds in St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 20 kph from the East20
    kph wind from E

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St Lucia weather for Wednesday 6th December 2023

Expect isolated thunderstorms in St Lucia with a maximum temperature of 29°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 49% chance of some rain and a moderate breeze of 21 kph from the east.

  • 29°C maximum temperature29
    °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)
  • 49% chance of some rain49
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 21 kph from the East21
    kph wind from E

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St Lucia weather for Thursday 7th December 2023

Expect isolated thunderstorms in St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 13 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 74% chance of some rain74
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 13 kph from the East13
    kph wind from E

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

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