Diego Garcia weather in September 2021

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  • 29°C maximum daytime temperature in September in Diego Garcia29
    29°C max day temperature
  • 16 days with some rainfall in September in Diego Garcia16
    16 days with some rainfall
  • 24°C minimum night-time temperature in September in Diego Garcia24
    24°C min night temperature
  • 12 hours of daylight per day in September in Diego Garcia12
    12 hours of daylight per day
  • High heat & humidity in September in Diego GarciaH
    High heat & humidity
  • 228 mm monthly rainfall in September in Diego Garcia228
    228 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Diego Garcia11
    11+ (Extreme) UV index
  • 27°C sea temperature in September in Diego Garcia27
    27°C sea temperature

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The September 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.

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How hot is it in Diego Garcia in September?

Daytime temperatures usually reach 29°C in Diego Garcia in September with high heat and humidity, falling to 24°C at night.

How warm is the sea around Diego Garcia in September?

The average sea temperature around Diego Garcia in September is 27°C.

Does it rain in Diego Garcia in September?

There are usually 16 days with some rain in Diego Garcia in September and the average monthly rainfall is 228mm.

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

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

Diego Garcia sunrise & sunset times for September 2021

Browse the sunrise & sunset times for Diego Garcia in September 2021. Select a month to view Diego Garcia sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 07:11 19:10
Wednesday, 15th September 2021 07:04 19:07
Thursday, 30th September 2021 06:56 19:05
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Metric (°C / mm)  |  Imperial (°F / inches)

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