British Indian Ocean Territory weather live forecast

Tomorrow's maximum temperature in the British Indian Ocean Territory is expected to be 31°C.

5-day weather forecast updated at 04:02 on Wednesday 28th May 2025 GMT

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The 5-day weather forecast for British Indian Ocean Territory, represented by Diego Garcia, (Diego Garcia) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

British Indian Ocean Territory weather forecast by day

Below are the detailed weather forecasts for the British Indian Ocean Territory for the next 5 days. The forecasts shown are for Diego Garcia and may not represent the whole of the British Indian Ocean Territory. Browse more destinations in British Indian Ocean Territory to view more weather forecasts.

British Indian Ocean Territory weather for Thursday 29th May 2025

Expect scattered clouds in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    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 South-East19
    kph wind from SE

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British Indian Ocean Territory weather for Friday 30th May 2025

Expect scattered clouds in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 24 kph from the South-East24
    kph wind from SE

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British Indian Ocean Territory weather for Saturday 31st May 2025

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and a moderate breeze of 28 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 74% chance of some rain74
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 28 kph from the South-East28
    kph wind from SE

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British Indian Ocean Territory weather for Sunday 1st June 2025

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 30-40 mm of rainfall expected with 77% chance of some rain and a fresh breeze of 33 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 77% chance of some rain77
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Fresh breeze of 33 kph from the South-East33
    kph wind from SE

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British Indian Ocean Territory weather for Monday 2nd June 2025

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 50 mm or more of rainfall expected with 66% chance of some rain and a fresh breeze of 30 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 66% chance of some rain66
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Fresh breeze of 30 kph from the South-East30
    kph wind from SE

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

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