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.

Sunday
11th Jan
28

25

4

10
Monday
12th Jan
28

25

6

11
Tuesday
13th Jan
28

25

6

11
Wednesday
14th Jan
29

26

8

11
Thursday
15th Jan
28

26

7

11

5-day weather forecast updated at 04:03 on Friday 9th 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 Sunday 11th 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 10 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 72% chance of some rain and a moderate breeze of 21 kph from the north-west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
10
UV index (Very High)
72
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from NW

British Indian Ocean Territory weather for Monday 12th 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 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 16 kph from the north-west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
55
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from NW

British Indian Ocean Territory weather for Tuesday 13th 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 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 19 kph from the north-west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
59
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
19
kph wind from NW

British Indian Ocean Territory weather for Wednesday 14th 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 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 78% chance of some rain and a gentle breeze of 19 kph from the north-west.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
11
UV index (Extreme)
78
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
19
kph wind from NW

British Indian Ocean Territory weather for Thursday 15th 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 11+ (Extreme) and 7 hours of bright sunshine. There are 30-40 mm of rainfall expected with 91% chance of some rain and a moderate breeze of 23 kph from the north-west.