British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 28°C. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Thursday
6th Aug
28

25

6

9
Friday
7th Aug
28

25

6

9
Saturday
8th Aug
29

25

6

10
Sunday
9th Aug
29

26

7

10
Monday
10th Aug
29

26

6

8

5-day weather forecast updated at 04:02 on Wednesday 5th August 2026 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 6th August 2026

Expect broken clouds in British Indian Ocean Territory with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the south-east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
32
kph wind from SE

British Indian Ocean Territory weather for Friday 7th August 2026

28
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
31
kph wind from SE

British Indian Ocean Territory weather for Saturday 8th August 2026

Expect broken clouds in British Indian Ocean Territory 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 0 mm of rainfall expected and a moderate breeze of 27 kph from the south-east.

29
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
27
kph wind from SE

British Indian Ocean Territory weather for Sunday 9th August 2026

Expect isolated thunderstorms in British Indian Ocean Territory 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 2-5 mm of rainfall expected with 45% chance of some rain and a moderate breeze of 24 kph from the south-east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
10
UV index (Very High)
45
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
24
kph wind from SE

British Indian Ocean Territory weather for Monday 10th August 2026

Expect isolated thunderstorms in British Indian Ocean Territory 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 10-20 mm of rainfall expected with 69% chance of some rain and a moderate breeze of 23 kph from the east.