Diego Garcia weather in December 2020

Get the latest coronavirus (COVID-19) updates for the British Indian Ocean Territory with current travel advice, statistics and online resources.

  • 30°C maximum daytime temperature in December in Diego Garcia30
    30°C max day temperature
  • 17 days with some rainfall in December in Diego Garcia17
    17 days with some rainfall
  • 25°C minimum night-time temperature in December in Diego Garcia25
    25°C min night temperature
  • 13 hours of daylight per day in December in Diego Garcia13
    13 hours of daylight per day
  • High heat & humidity in December in Diego GarciaH
    High heat & humidity
  • 254 mm monthly rainfall in December in Diego Garcia254
    254 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Diego Garcia11
    11+ (Extreme) UV index
  • 29°C sea temperature in December in Diego Garcia29
    29°C sea temperature
  • Top deals & discounts
  • Diego Garcia weather overview
  • Diego Garcia climate averages by month
  • More destinations
  • Best time to go to Diego Garcia
  • Diego Garcia 5-day weather forecast

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

The December weather guide for Diego Garcia, British Indian Ocean Territory 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.

  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines

How hot is it in Diego Garcia in December?

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

How warm is the sea around Diego Garcia in December?

The average sea temperature around Diego Garcia in December is 29°C.

Does it rain in Diego Garcia in December?

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

What is the chance of a cyclone in Diego Garcia in December?

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

Diego Garcia sunrise & sunset times for December 2020

Browse the sunrise & sunset times for Diego Garcia in December 2020. Select a month to view Diego Garcia sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st December 2020 06:44 19:15
Wednesday, 16th December 2020 06:50 19:23
Thursday, 31st December 2020 06:57 19:30
  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines

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

Back to top

More British Indian Ocean destinations

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.