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.

Thursday
14th May
29

26

5

10
Friday
15th May
29

27

6

11
Saturday
16th May
29

27

6

10
Sunday
17th May
29

27

9

10
Monday
18th May
29

27

7

10

5-day weather forecast updated at 04:02 on Thursday 14th May 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 Thursday 14th May 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 50 mm or more of rainfall expected with 10% chance of some rain and a moderate breeze of 24 kph from the south.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
10
% chance of some rain
>50
mm or more of rainfall expected
M
moderate heat & humidity
24
kph wind from S

British Indian Ocean Territory weather for Friday 15th May 2026

Expect broken clouds 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 0 mm of rainfall expected and a moderate breeze of 20 kph from the south.

29
°C maximum temperature
27
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from S

British Indian Ocean Territory weather for Saturday 16th May 2026

Expect broken clouds in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

29
°C maximum temperature
27
°C minimum temperature
broken clouds
6
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from S

British Indian Ocean Territory weather for Sunday 17th May 2026

Expect scattered clouds in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.

29
°C maximum temperature
27
°C minimum temperature
scattered clouds
9
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
6
kph wind from S

British Indian Ocean Territory weather for Monday 18th May 2026

Expect scattered clouds in British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-east.