British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 30°C. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Monday
12th Oct
30

26

4

11
Tuesday
13th Oct
30

26

3

11
Wednesday
14th Oct
30

26

4

11
Thursday
15th Oct
30

26

4

11
Friday
16th Oct
30

26

4

11

5-day weather forecast updated at 04:02 on Sunday 11th October 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 Monday 12th October 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 10-20 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 20 kph from the south-east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
49
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from SE

British Indian Ocean Territory weather for Tuesday 13th October 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 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 23 kph from the south-east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
11
UV index (Extreme)
57
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from SE

British Indian Ocean Territory weather for Wednesday 14th October 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 20-30 mm of rainfall expected with 75% chance of some rain and a moderate breeze of 23 kph from the south-east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
75
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from SE

British Indian Ocean Territory weather for Thursday 15th October 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 10-20 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 21 kph from the south-east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
80
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from SE

British Indian Ocean Territory weather for Friday 16th October 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 10-20 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 22 kph from the south-east.