Castries Weather Forecast

Check the Castries weather forecast for the next 5 days before you head off on holiday. The 5-day forecast shows the prevailing weather conditions, maximum & minimum temperatures, hours of sunshine per day, wind speed & direction and more. Tomorrow's maximum temperature in Castries is expected to be 31°C.

5-day weather forecast for Castries

Click on a symbol below to see the daily forecast in detail.

Last updated at 16:00 on Thursday 21st September 2017 GMT

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

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Castries weather forecast by day

Below are the detailed weather forecasts for Castries for the next 5 days.

Castries weather for Thursday 21st September 2017

Below is the Castries weather forecast for Thursday 21st September 2017. Expect isolated thunderstorms in Castries, St Lucia with a maximum temperature of 29°C, moderate levels of heat & humidity and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 25 kph from the south-east.

  • 29
    °C maximum temperature
  • 23
    °C minimum temperature
  • isolated thunderstorms
  • 0
    hours of sunshine
  • 63
    % chance of some rain
  • <5
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 25
    kph wind from SE

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Castries weather for Friday 22nd September 2017

Below is the Castries weather forecast for Friday 22nd September 2017. Expect scattered clouds in Castries, St Lucia with a maximum temperature of 31°C, moderate levels of heat & humidity and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-east.

  • 31
    °C maximum temperature
  • 27
    °C minimum temperature
  • scattered clouds
  • 6
    hours of sunshine
  • 0
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 26
    kph wind from SE

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Castries weather for Saturday 23rd September 2017

Below is the Castries weather forecast for Saturday 23rd September 2017. Expect isolated thunderstorms in Castries, St Lucia with a maximum temperature of 30°C, moderate levels of heat & humidity and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 26 kph from the south-east.

  • 30
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 0
    hours of sunshine
  • 65
    % chance of some rain
  • <10
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 26
    kph wind from SE

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Castries weather for Sunday 24th September 2017

Below is the Castries weather forecast for Sunday 24th September 2017. Expect isolated thunderstorms in Castries, St Lucia with a maximum temperature of 30°C, moderate levels of heat & humidity and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 54% chance of some rain and a fresh breeze of 29 kph from the south-east.

  • 30
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 0
    hours of sunshine
  • 54
    % chance of some rain
  • <20
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 29
    kph wind from SE

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Castries weather for Monday 25th September 2017

Below is the Castries weather forecast for Monday 25th September 2017. Expect isolated thunderstorms in Castries, St Lucia with a maximum temperature of 30°C, moderate levels of heat & humidity and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a strong breeze of 41 kph from the south-east.

  • 30
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 0
    hours of sunshine
  • 67
    % chance of some rain
  • <5
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 41
    kph wind from SE

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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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Castries weather by month

Check Castries weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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