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.

Friday
13th Mar
30

24

2

8
Saturday
14th Mar
30

27

7

11
Sunday
15th Mar
30

27

7

11
Monday
16th Mar
30

27

5

11
Tuesday
17th Mar
30

26

7

11

5-day weather forecast updated at 04:02 on Friday 13th 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 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 8 (Very High) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a light breeze of 12 kph from the west.

30
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
8
UV index (Very High)
31
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
12
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 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 28% chance of some rain and little or no wind of 4 kph from the east.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
28
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
4
kph wind from E

British Indian Ocean Territory weather for Sunday 15th March 2026

Expect broken clouds in British Indian Ocean Territory with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-east.

30
°C maximum temperature
27
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
6
kph wind from SE

British Indian Ocean Territory weather for Monday 16th 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 20-30 mm of rainfall expected with 66% chance of some rain and little or no wind of 6 kph from the south-east.