Diego Garcia weather live forecast

Today's maximum temperature in Diego Garcia is expected to be 86°F. Select a day from the live weather forecast for Diego Garcia, British Indian Ocean Territory for more weather parameters.

Monday
19th Oct
86

81

4

11
Tuesday
20th Oct
86

79

4

11
Wednesday
21st Oct
86

79

4

11
Thursday
22nd Oct
86

81

7

11
Friday
23rd Oct
88

81

6

11

5-day weather forecast updated at 04:02 on Sunday 18th October 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.

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 19th October 2026

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 77% chance of some rain and a gentle breeze of 12 mph from the south-east.

86
°F maximum temperature
81
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
77
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
12
mph wind from SE

Diego Garcia weather for Tuesday 20th October 2026

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 11 mph from the south-east.

86
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
82
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from SE

Diego Garcia weather for Wednesday 21st October 2026

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and a gentle breeze of 9 mph from the east.

86
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
67
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from E

Diego Garcia weather for Thursday 22nd October 2026

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 86°F, 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 64% chance of some rain and a gentle breeze of 11 mph from the east.

86
°F maximum temperature
81
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
64
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from E

Diego Garcia weather for Friday 23rd October 2026

Expect isolated thunderstorms in Diego Garcia, British Indian Ocean Territory with a maximum temperature of 88°F, 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 91% chance of some rain and a gentle breeze of 10 mph from the south-east.