Union Island weather live forecast

Tomorrow's maximum temperature in Union Island is expected to be 29°C.

5-day weather forecast updated at 04:01 on Wednesday 16th October 2024 GMT

More about Union Island

Union Island by month

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

Recommended for St Vincent & the Grenadines

Sandals sale: up to 50% off + extra 5% off

  • Save up to 50% on all inclusive Caribbean holidays
  • Plus save up to £800 off select rooms & durations
  • Extra 5% discount on selected resorts
Go to Sandals deal >>

Expires at 23:59 on Thursday 31st Oct 2024 · View all Sandals offers

SandalsHoliday resort finder

The 5-day weather forecast for St Vincent & the Grenadines (Union Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Union Island weather forecast by day

Below are the detailed weather forecasts for Union Island for the next 5 days.

Union Island weather for Wednesday 16th October 2024

Expect isolated thunderstorms in Union Island, St Vincent & the Grenadines with a maximum temperature of 29°C, moderate 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 39% chance of some rain and a gentle breeze of 16 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 28°C minimum temperature28
    °C 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)
  • 39% chance of some rain39
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 16 kph from the East16
    kph wind from E

Back to top

Union Island weather for Thursday 17th October 2024

Expect isolated thunderstorms in Union Island, St Vincent & the Grenadines with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 18 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 60% chance of some rain60
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 18 kph from the East18
    kph wind from E

Back to top

Union Island weather for Friday 18th October 2024

Expect broken clouds in Union Island, St Vincent & the Grenadines with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 19 kph from the East19
    kph wind from E

Back to top

Union Island weather for Saturday 19th October 2024

Expect isolated thunderstorms in Union Island, St Vincent & the Grenadines with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 20 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 80% chance of some rain80
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 20 kph from the East20
    kph wind from E

Back to top

Union Island weather for Sunday 20th October 2024

Expect isolated thunderstorms in Union Island, St Vincent & the Grenadines with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 18 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 80% chance of some rain80
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 18 kph from the East18
    kph wind from E

Back to top

Sandals sale: up to 50% off + extra 5% off

  • Save up to 50% on all inclusive Caribbean holidays
  • Plus save up to £800 off select rooms & durations
  • Extra 5% discount on selected resorts
Go to Sandals deal >>

Expires at 23:59 on Thursday 31st Oct 2024 · View all Sandals offers

SandalsHoliday resort finder

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

Back to top

More about St Vincent & the Grenadines

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^