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.

Tuesday
10th Mar
28

25

1

11
Wednesday
11th Mar
29

25

2

11
Thursday
12th Mar
30

26

0

7
Friday
13th Mar
30

27

4

11
Saturday
14th Mar
30

27

5

11

5-day weather forecast updated at 04:02 on Tuesday 10th March 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 Tuesday 10th March 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 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 14 kph from the west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
11
UV index (Extreme)
74
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from W

British Indian Ocean Territory weather for Wednesday 11th March 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 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 13 kph from the north-west.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
11
UV index (Extreme)
76
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from NW

British Indian Ocean Territory weather for Thursday 12th March 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and no hours of bright sunshine. There are 50 mm or more of rainfall expected with 88% chance of some rain and a gentle breeze of 14 kph from the north-west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
7
UV index (High)
88
% chance of some rain
>50
mm or more of rainfall expected
M
moderate heat & humidity
14
kph wind from NW

British Indian Ocean Territory weather for Friday 13th March 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 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 13 kph from the west.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
62
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from W

British Indian Ocean Territory weather for Saturday 14th March 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 5-10 mm of rainfall expected with 44% chance of some rain and a light breeze of 9 kph from the north-east.