British Indian Ocean Territory weather live forecast

Today's maximum temperature in the British Indian Ocean Territory is expected to be 82°F. Select a day from the live weather forecast for the British Indian Ocean Territory (Diego Garcia) for more weather parameters.

Thursday
8th Jan
82

75

3

10
Friday
9th Jan
82

77

5

11
Saturday
10th Jan
82

79

4

11
Sunday
11th Jan
82

79

6

11
Monday
12th Jan
82

79

6

11

5-day weather forecast updated at 04:03 on Thursday 8th January 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 Thursday 8th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a fresh breeze of 19 mph from the north-west.

82
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
3
hours of sunshine
10
UV index (Very High)
98
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
19
mph wind from NW

British Indian Ocean Territory weather for Friday 9th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 85% chance of some rain and a fresh breeze of 18 mph from the north-west.

82
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
85
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
18
mph wind from NW

British Indian Ocean Territory weather for Saturday 10th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°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 67% chance of some rain and a moderate breeze of 17 mph from the north-west.

82
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
67
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
17
mph wind from NW

British Indian Ocean Territory weather for Sunday 11th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°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 70% chance of some rain and a moderate breeze of 14 mph from the north-west.

82
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
70
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
14
mph wind from NW

British Indian Ocean Territory weather for Monday 12th January 2026

Expect isolated thunderstorms in British Indian Ocean Territory with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 11 mph from the north-west.