St Lucia weather live forecast

Today's maximum temperature in St Lucia is expected to be 24°C. Select a day from the live weather forecast for St Lucia, South Africa for more weather parameters.

5-day weather forecast updated at 04:04 on Sunday 7th December 2025 GMT

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

St Lucia weather forecast by day

Below are the detailed weather forecasts for St Lucia for the next 5 days.

St Lucia weather for Sunday 7th December 2025

Expect broken clouds in St Lucia, South Africa with a maximum temperature of 24°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 14 kph from the South-West14
    kph wind from SW

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St Lucia weather for Monday 8th December 2025

Expect scattered clouds in St Lucia, South Africa with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north.

  • 30°C maximum temperature30
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 25 kph from the North25
    kph wind from N

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St Lucia weather for Tuesday 9th December 2025

Expect broken clouds in St Lucia, South Africa with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north.

  • 30°C maximum temperature30
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 22 kph from the North22
    kph wind from N

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St Lucia weather for Wednesday 10th December 2025

Expect isolated thunderstorms in St Lucia, South Africa with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a moderate breeze of 21 kph from the south.

  • 24°C maximum temperature24
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 66% chance of some rain66
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Moderate breeze of 21 kph from the South21
    kph wind from S

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St Lucia weather for Thursday 11th December 2025

Expect broken clouds in St Lucia, South Africa with a maximum temperature of 25°C, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-east.

  • 25°C maximum temperature25
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Moderate breeze of 24 kph from the North-East24
    kph wind from NE

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  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
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Metric (°C / mm)  |  Imperial (°F / inches)

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