St Lucia weather live forecast

Today's maximum temperature in St Lucia is expected to be 86°F. 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 Monday 8th December 2025

Expect scattered clouds in St Lucia, South Africa with a maximum temperature of 86°F, 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 16 mph from the north.

  • 86°F maximum temperature86
    °F maximum temperature
  • 72°F minimum temperature72
    °F 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 16 mph from the North16
    mph 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 86°F, 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 14 mph from the north.

  • 86°F maximum temperature86
    °F maximum temperature
  • 73°F minimum temperature73
    °F 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 14 mph from the North14
    mph 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 75°F, 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 13 mph from the south.

  • 75°F maximum temperature75
    °F maximum temperature
  • 70°F minimum temperature70
    °F 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
  • 75°F wind chill75
    °F wind chill
  • Moderate breeze of 13 mph from the South13
    mph 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 77°F, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the north-east.

  • 77°F maximum temperature77
    °F maximum temperature
  • 70°F minimum temperature70
    °F 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
  • 77°F wind chill77
    °F wind chill
  • Moderate breeze of 15 mph from the North-East15
    mph wind from NE

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St Lucia weather for Friday 12th December 2025

Expect scattered clouds in St Lucia, South Africa with a maximum temperature of 86°F, 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 fresh breeze of 21 mph from the north.

  • 86°F maximum temperature86
    °F maximum temperature
  • 72°F minimum temperature72
    °F 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
  • Fresh breeze of 21 mph from the North21
    mph wind from N

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  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
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