St Lucia weather forecast

Last updated at 16:00 on Tuesday 18th December 2018 GMT

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Tomorrow's maximum temperature in St Lucia is expected to be 29°C. The weather forecast shown above is for Castries.

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

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

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 Tuesday 18th December 2018

Below is the St Lucia weather forecast for Tuesday 18th December 2018. Expect scattered clouds in St Lucia with a maximum temperature of 30°C, moderate levels of heat & humidity and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • 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 19th December 2018

Below is the St Lucia weather forecast for Wednesday 19th December 2018. Expect scattered clouds in St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity and 5 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
  • 25°C minimum temperature25
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • 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 Thursday 20th December 2018

Below is the St Lucia weather forecast for Thursday 20th December 2018. Expect isolated thunderstorms in St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 24 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • 32% chance of some rain32
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 24 kph from the East24
    kph wind from E

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St Lucia weather for Friday 21st December 2018

Below is the St Lucia weather forecast for Friday 21st December 2018. Expect overcast skies in St Lucia with a maximum temperature of 28°C, low levels of heat & humidity and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 23 kph from the East23
    kph wind from E

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St Lucia weather for Saturday 22nd December 2018

Below is the St Lucia weather forecast for Saturday 22nd December 2018. Expect isolated thunderstorms in St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 21 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • 31% chance of some rain31
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    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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  • Save up to 11% on all inclusive holidays to St Lucia
  • Book online with First Choice to receive discount
  • FREE kids places & low deposits also available

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