British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 82°F. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

5-day weather forecast updated at 04:03 on Sunday 10th August 2025 GMT

More about the British Indian Ocean Territory

British Indian Ocean Territory by month

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

Recommended for the British Indian Ocean Territory

Rentalcars.com: Discount car hire worldwide

  • Compare car hire prices to find best deal online
  • Book flexible bookings with free cancellation policy
  • No hidden fees + price match guarantee
Go to Rentalcars.com deal >>

View all Rentalcars.com offers

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 Monday 11th August 2025

Expect broken clouds in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 12 mph from the South-East12
    mph wind from SE

Back to top

British Indian Ocean Territory weather for Tuesday 12th August 2025

Expect scattered clouds in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the south-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 15 mph from the South-East15
    mph wind from SE

Back to top

British Indian Ocean Territory weather for Wednesday 13th August 2025

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 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-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    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 South-East17
    mph wind from SE

Back to top

British Indian Ocean Territory weather for Thursday 14th August 2025

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 85% chance of some rain and a moderate breeze of 16 mph from the south-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 85% chance of some rain85
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 16 mph from the South-East16
    mph wind from SE

Back to top

British Indian Ocean Territory weather for Friday 15th August 2025

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a moderate breeze of 16 mph from the south-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (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
  • Moderate breeze of 16 mph from the South-East16
    mph wind from SE

Back to top

International Drivers Association: Driving permit plans from £37

  • Check out International driving permit plans from only £37
  • Choose from print + digital & digtial only permits
  • Valid for up to 3 years & use in over 150 countries
Go to International Drivers Association deal >>

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 ^