British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 30°C. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Saturday
28th Mar
30

27

6

11
Sunday
29th Mar
31

26

5

10
Monday
30th Mar
30

26

6

11
Tuesday
31st Mar
31

26

5

11
Wednesday
1st Apr
30

26

6

11

5-day weather forecast updated at 04:03 on Friday 27th March 2026 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

Expedia^*

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 28th March 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 100% chance of some rain and a gentle breeze of 16 kph from the west.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
100
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from W

British Indian Ocean Territory weather for Sunday 29th March 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 96% chance of some rain and a moderate breeze of 20 kph from the west.

31
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
96
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from W

British Indian Ocean Territory weather for Monday 30th March 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 30-40 mm of rainfall expected with 83% chance of some rain and a moderate breeze of 20 kph from the west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
83
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from W

British Indian Ocean Territory weather for Tuesday 31st March 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 14 kph from the south-west.

31
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
79
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from SW

British Indian Ocean Territory weather for Wednesday 1st 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 20-30 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 17 kph from the west.