St Croix weather live forecast

Today's maximum temperature in St Croix is expected to be 86°F. Select a day from the live weather forecast for St Croix, Virgin Islands for more weather parameters.

5-day weather forecast updated at 04:00 on Saturday 16th August 2025 GMT

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

St Croix weather forecast by day

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

St Croix weather for Saturday 16th August 2025

Expect isolated thunderstorms in St Croix, Virgin Islands with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 86°F maximum temperature86
    °F maximum temperature
  • 81°F minimum temperature81
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 97% chance of some rain97
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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St Croix weather for Sunday 17th August 2025

Expect isolated thunderstorms in St Croix, Virgin Islands with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 12 mph from the south.

  • 88°F maximum temperature88
    °F maximum temperature
  • 81°F minimum temperature81
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 70% chance of some rain70
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 12 mph from the South12
    mph wind from S

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St Croix weather for Monday 18th August 2025

Expect isolated thunderstorms in St Croix, Virgin Islands with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 61% chance of some rain and a light breeze of 7 mph from the south.

  • 90°F maximum temperature90
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 61% chance of some rain61
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 7 mph from the South7
    mph wind from S

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St Croix weather for Tuesday 19th August 2025

Expect isolated thunderstorms in St Croix, Virgin Islands with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and little or no wind of 2 mph from the east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 63% chance of some rain63
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 2 mph from the East2
    mph wind from E

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St Croix weather for Wednesday 20th August 2025

Expect scattered clouds in St Croix, Virgin Islands with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    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
  • Light breeze of 7 mph from the East7
    mph wind from E

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  • Destinations across the Med, Caribbean & USA
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