British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 27°C. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Friday
23rd Jan
27

25

6

9
Saturday
24th Jan
28

26

4

11
Sunday
25th Jan
28

25

3

11
Monday
26th Jan
28

25

2

11
Tuesday
27th Jan
28

25

2

11

5-day weather forecast updated at 04:03 on Friday 23rd 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 23rd 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 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 57% chance of some rain and a gentle breeze of 18 kph from the west.

27
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
57
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
18
kph wind from W

British Indian Ocean Territory weather for Saturday 24th 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 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 18 kph from the west.

28
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
73
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
18
kph wind from W

British Indian Ocean Territory weather for Sunday 25th 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 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 13 kph from the west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
11
UV index (Extreme)
73
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from W

British Indian Ocean Territory weather for Monday 26th 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 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 70% chance of some rain and a light breeze of 12 kph from the west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
11
UV index (Extreme)
70
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
12
kph wind from W

British Indian Ocean Territory weather for Tuesday 27th 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 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 15 kph from the north-west.