St Thomas weather live forecast

Today's maximum temperature in St Thomas is expected to be 82°F. Select a day from the live weather forecast for St Thomas, Virgin Islands for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 15th August 2025 GMT

More about the St Thomas

St Thomas by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Virgin Islands

Marella Cruises: up to 4% off ocean cruises

  • Book online & save up to 4% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

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

St Thomas weather forecast by day

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

St Thomas weather for Friday 15th August 2025

Expect isolated thunderstorms in St Thomas, Virgin Islands with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 13 mph from the east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 67% chance of some rain67
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 13 mph from the East13
    mph wind from E

Back to top

St Thomas weather for Saturday 16th August 2025

Expect isolated thunderstorms in St Thomas, Virgin Islands with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 86% chance of some rain and a fresh breeze of 23 mph from the west.

  • 81°F maximum temperature81
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 86% chance of some rain86
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Fresh breeze of 23 mph from the West23
    mph wind from W

Back to top

St Thomas weather for Sunday 17th August 2025

Expect isolated thunderstorms in St Thomas, Virgin Islands with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 75% chance of some rain and a strong breeze of 25 mph from the south.

  • 81°F maximum temperature81
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 75% chance of some rain75
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Strong breeze of 25 mph from the South25
    mph wind from S

Back to top

St Thomas weather for Monday 18th August 2025

Expect isolated thunderstorms in St Thomas, Virgin Islands with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a moderate breeze of 17 mph from the south.

  • 82°F maximum temperature82
    °F maximum temperature
  • 81°F minimum temperature81
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 73% chance of some rain73
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 17 mph from the South17
    mph wind from S

Back to top

St Thomas weather for Tuesday 19th August 2025

Expect isolated thunderstorms in St Thomas, Virgin Islands with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 45% chance of some rain and a moderate breeze of 12 mph from the south-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 81°F minimum temperature81
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 45% chance of some rain45
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 12 mph from the South-East12
    mph wind from SE

Back to top

Marella Cruises: up to 4% off ocean cruises

  • Book online & save up to 4% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

Metric (°C)  |  Imperial (°F)

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^