Diego Garcia weather live forecast

Today's maximum temperature in Diego Garcia is expected to be 27°C. Select a day from the live weather forecast for Diego Garcia, British Indian Ocean Territory for more weather parameters.

5-day weather forecast updated at 04:03 on Sunday 17th August 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.

Diego Garcia weather forecast by day

Below are the detailed weather forecasts for Diego Garcia for the next 5 days.

Diego Garcia weather for Sunday 17th August 2025

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 27°C, low 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 84% chance of some rain and a moderate breeze of 26 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °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)
  • 84% chance of some rain84
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 26 kph from the South-East26
    kph wind from SE

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Diego Garcia weather for Monday 18th August 2025

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 60% chance of some rain and a fresh breeze of 29 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 60% chance of some rain60
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Fresh breeze of 29 kph from the South-East29
    kph wind from SE

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Diego Garcia weather for Tuesday 19th August 2025

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a fresh breeze of 32 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 83% chance of some rain83
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Fresh breeze of 32 kph from the South-East32
    kph wind from SE

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Diego Garcia weather for Wednesday 20th August 2025

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 40-50 mm of rainfall expected with 97% chance of some rain and a fresh breeze of 30 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 97% chance of some rain97
    % chance of some rain
  • 40-50 mm of rainfall expected<50
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Fresh breeze of 30 kph from the South-East30
    kph wind from SE

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Diego Garcia weather for Thursday 21st August 2025

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 81% chance of some rain and a moderate breeze of 21 kph from the east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 81% chance of some rain81
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the East21
    kph wind from E

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

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