British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 29°C. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Saturday
31st Jan
29

25

7

11
Sunday
1st Feb
29

26

6

11
Monday
2nd Feb
30

25

3

8
Tuesday
3rd Feb
30

26

6

6
Wednesday
4th Feb
30

26

5

11

5-day weather forecast updated at 04:03 on Saturday 31st 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 Saturday 31st 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 2-5 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 18 kph from the north-west.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
59
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from NW

British Indian Ocean Territory weather for Sunday 1st February 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 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 18 kph from the west.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
75
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from W

British Indian Ocean Territory weather for Monday 2nd February 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 88% chance of some rain and a gentle breeze of 18 kph from the north-west.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
8
UV index (Very High)
88
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from NW

British Indian Ocean Territory weather for Tuesday 3rd February 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 40-50 mm of rainfall expected with 90% chance of some rain and a moderate breeze of 20 kph from the north-west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
90
% chance of some rain
<50
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from NW

British Indian Ocean Territory weather for Wednesday 4th February 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 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 19 kph from the north-west.