British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 29°C. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Saturday
4th Apr
29

26

1

8
Sunday
5th Apr
30

26

6

8
Monday
6th Apr
30

27

6

11
Tuesday
7th Apr
30

26

5

10
Wednesday
8th Apr
30

26

6

11

5-day weather forecast updated at 04:02 on Friday 3rd April 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 Saturday 4th April 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 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 85% chance of some rain and a gentle breeze of 14 kph from the north.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
8
UV index (Very High)
85
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from N

British Indian Ocean Territory weather for Sunday 5th April 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 13 kph from the south-east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
71
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from SE

British Indian Ocean Territory weather for Monday 6th April 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 14 kph from the east.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
80
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from E

British Indian Ocean Territory weather for Tuesday 7th April 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°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 75% chance of some rain and a gentle breeze of 13 kph from the south-east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
75
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from SE

British Indian Ocean Territory weather for Wednesday 8th April 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 70% chance of some rain and a light breeze of 10 kph from the south-east.