British Indian Ocean Territory weather in December 2024

Expect 30°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in British Indian Ocean Territory in December. Check more long-term weather averages for British Indian Ocean Territory in December before you book your next holiday to British Indian Ocean Territory in 2024/2025.

  • 30°C maximum daytime temperature in December in British Indian Ocean Territory (Diego Garcia)30
    30°C max day temperature
  • 17 days with some rainfall in December in British Indian Ocean Territory (Diego Garcia)17
    17 days with some rainfall
  • 25°C minimum night-time temperature in December in British Indian Ocean Territory (Diego Garcia)25
    25°C min night temperature
  • 13 hours of daylight per day in December in British Indian Ocean Territory (Diego Garcia)13
    13 hours of daylight per day
  • High heat & humidity in December in British Indian Ocean Territory (Diego Garcia)H
    High heat & humidity
  • 254 mm monthly rainfall in December in British Indian Ocean Territory (Diego Garcia)254
    254 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in British Indian Ocean Territory (Diego Garcia)11
    11+ (Extreme) UV index
  • 29°C sea temperature in December in British Indian Ocean Territory (Diego Garcia)29
    29°C sea temperature

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The December weather guide for British Indian Ocean Territory, represented by Diego Garcia, (Diego Garcia) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in the British Indian Ocean Territory in December?

Daytime temperatures usually reach 30°C in Diego Garcia, British Indian Ocean Territory in December with high heat and humidity, falling to 25°C at night.

How warm is the sea around the British Indian Ocean Territory in December?

The average sea temperature around Diego Garcia, British Indian Ocean Territory in December is 29°C.

Does it rain in the British Indian Ocean Territory in December?

There are usually 17 days with some rain in Diego Garcia, British Indian Ocean Territory in December and the average monthly rainfall is 254mm.

What is the chance of a cyclone in the British Indian Ocean Territory in December?

On average less than 1 day in December in Diego Garcia, British Indian Ocean Territory is likely to be affected by the passage of one or more tropical storms.

British Indian Ocean Territory December sunrise & sunset times

Browse the sunrise and sunset times for British Indian Ocean Territory in December 2024. Select a month to view British Indian Ocean Territory sunrise and sunset times for the next 12 months. The British Indian Ocean Territory sunrise and sunset times shown below are for Diego Garcia.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 06:44 19:15
Monday, 16th December 2024 06:50 19:23
Tuesday, 31st December 2024 06:57 19:30

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