Diego Garcia weather live forecast

Today's maximum temperature in Diego Garcia is expected to be 28°C. Select a day from the live weather forecast for Diego Garcia, British Indian Ocean Territory for more weather parameters.

Sunday
6th Sep
28

24

6

11
Monday
7th Sep
29

26

7

11
Tuesday
8th Sep
29

26

7

11
Wednesday
9th Sep
29

25

7

11
Thursday
10th Sep
29

26

8

11

5-day weather forecast updated at 04:03 on Sunday 6th September 2026 GMT

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Recommended for the British Indian Ocean Territory

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.

Diego Garcia weather forecast by day

Below are the detailed weather forecasts for Diego Garcia for the next 5 days.

Diego Garcia weather for Sunday 6th September 2026

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 4% chance of some rain and a moderate breeze of 20 kph from the south-east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
4
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
20
kph wind from SE

Diego Garcia weather for Monday 7th September 2026

Expect broken clouds in Diego Garcia, 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 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-east.

29
°C maximum temperature
26
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from SE

Diego Garcia weather for Tuesday 8th September 2026

29
°C maximum temperature
26
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
17
kph wind from SE

Diego Garcia weather for Wednesday 9th September 2026

Expect isolated thunderstorms in Diego Garcia, 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 32% chance of some rain and a moderate breeze of 23 kph from the south-east.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
32
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from SE

Diego Garcia weather for Thursday 10th September 2026

Expect scattered clouds in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-east.