Nauru weather in December 2025

Expect daytime maximum temperatures of 31°C in Nauru in December and very high heat and humidity based on long-term weather averages. There are 21 days with some rainfall and typically 242 mm of rainfall in the month.

  • 31°C maximum daytime temperature in December in Nauru31
    31°C max day temperature
  • 21 days with some rainfall in December in Nauru21
    21 days with some rainfall
  • 25°C minimum night-time temperature in December in Nauru25
    25°C min night temperature
  • 12 hours of daylight per day in December in Nauru12
    12 hours of daylight per day
  • Very high heat & humidity in December in NauruVH
    Very High heat & humidity
  • 242 mm monthly rainfall in December in Nauru242
    242 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Nauru11
    11+ (Extreme) UV index
  • 29°C sea temperature in December in Nauru29
    29°C sea temperature

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The December weather guide for Nauru 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 Nauru in December?

Daytime temperatures usually reach 31°C in Nauru in December with very high heat and humidity, falling to 25°C at night.

How warm is the sea around Nauru in December?

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

Does it rain in Nauru in December?

There are usually 21 days with some rain in Nauru in December and the average monthly rainfall is 242mm.

Nauru December sunrise & sunset times

Browse the sunrise and sunset times for Nauru in December 2025. Select a month to view Nauru sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:37 18:46
Tuesday, 16th December 2025 06:43 18:53
Wednesday, 31st December 2025 06:51 19:00

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