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.

Wednesday
7th Jan
28

25

2

5
Thursday
8th Jan
28

26

1

7
Friday
9th Jan
29

26

5

11
Saturday
10th Jan
29

25

7

11
Sunday
11th Jan
29

26

7

11

5-day weather forecast updated at 04:03 on Wednesday 7th January 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 Wednesday 7th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 71% chance of some rain and a fresh breeze of 30 kph from the north-west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
5
UV index (Moderate)
71
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
30
kph wind from NW

British Indian Ocean Territory weather for Thursday 8th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 28 kph from the north-west.

28
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
7
UV index (High)
84
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
28
kph wind from NW

British Indian Ocean Territory weather for Friday 9th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 30-40 mm of rainfall expected with 74% chance of some rain and a moderate breeze of 27 kph from the west.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
74
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
27
kph wind from W

British Indian Ocean Territory weather for Saturday 10th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 69% chance of some rain and a moderate breeze of 27 kph from the north-west.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
69
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
27
kph wind from NW

British Indian Ocean Territory weather for Sunday 11th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 22 kph from the north-west.