Diego Garcia weather live forecast

Today's maximum temperature in Diego Garcia is expected to be 27°C. Select a day from the live weather forecast for Diego Garcia, British Indian Ocean Territory for more weather parameters.

Thursday
18th Dec
27

24

4

11
Friday
19th Dec
29

26

4

11
Saturday
20th Dec
29

26

5

11
Sunday
21st Dec
29

26

6

11
Monday
22nd Dec
29

25

5

11

5-day weather forecast updated at 04:03 on Thursday 18th December 2025 GMT

More about the Diego Garcia

Diego Garcia by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the British Indian Ocean Territory

Expedia^*

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 Thursday 18th December 2025

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 17 kph from the south-east.

27
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
72
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
17
kph wind from SE

Diego Garcia weather for Friday 19th December 2025

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 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 13 kph from the south-east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
86
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from SE

Diego Garcia weather for Saturday 20th December 2025

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 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 74% chance of some rain and a light breeze of 12 kph from the south-east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
74
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from SE

Diego Garcia weather for Sunday 21st December 2025

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 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 13 kph from the south.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
84
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from S

Diego Garcia weather for Monday 22nd December 2025

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 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 13 kph from the south-east.