Diego Garcia weather live forecast

Today's maximum temperature in Diego Garcia is expected to be 29°C. Select a day from the live weather forecast for Diego Garcia, British Indian Ocean Territory for more weather parameters.

Monday
18th May
29

27

6

9
Tuesday
19th May
29

27

6

10
Wednesday
20th May
29

27

6

10
Thursday
21st May
29

26

5

10
Friday
22nd May
29

26

5

9

5-day weather forecast updated at 04:02 on Monday 18th May 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 Monday 18th May 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 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 14% chance of some rain and a light breeze of 8 kph from the south.

29
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
14
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from S

Diego Garcia weather for Tuesday 19th May 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 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-east.

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
14
kph wind from SE

Diego Garcia weather for Wednesday 20th May 2026

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 SE

Diego Garcia weather for Thursday 21st May 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 10 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 18% chance of some rain and a light breeze of 10 kph from the south-east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
18
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from SE

Diego Garcia weather for Friday 22nd May 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 9 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.