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.

Friday
9th Jan
28

25

4

11
Saturday
10th Jan
27

25

5

11
Sunday
11th Jan
28

25

4

10
Monday
12th Jan
28

25

6

11
Tuesday
13th Jan
28

25

6

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 Friday 9th 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 11+ (Extreme) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a fresh breeze of 29 kph from the west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
71
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
29
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 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 27 kph from the west.

27
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
64
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
27
kph wind from W

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.