Mamanuca Islands weather in December 2025

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Mamanuca Islands in December. Check more long-term weather averages for Mamanuca Islands in December before you book your next holiday to Fiji in 2025/2026.

  • 31°C maximum daytime temperature in December in Mamanuca Islands31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 17 days with some rainfall in December in Mamanuca Islands17
    17 days with some rainfall
  • 22°C minimum night-time temperature in December in Mamanuca Islands22
    22°C min night temperature
  • 13 hours of daylight per day in December in Mamanuca Islands13
    13 hours of daylight per day
  • High heat & humidity in December in Mamanuca IslandsH
    High heat & humidity
  • 174 mm monthly rainfall in December in Mamanuca Islands174
    174 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Mamanuca Islands11
    11+ (Extreme) UV index
  • 28°C sea temperature in December in Mamanuca Islands28
    28°C sea temperature

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The December weather guide for Fiji (Mamanuca Islands) 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 Mamanuca Islands in December?

Daytime temperatures usually reach 31°C in Mamanuca Islands in December with high heat and humidity, falling to 22°C at night.

How sunny is it in Mamanuca Islands in December?

There are normally 7 hours of bright sunshine each day in Mamanuca Islands in December - that's 52% of daylight hours.

How warm is the sea around Mamanuca Islands in December?

The average sea temperature around Mamanuca Islands in December is 28°C.

Does it rain in Mamanuca Islands in December?

There are usually 17 days with some rain in Mamanuca Islands in December and the average monthly rainfall is 174mm.

What is the chance of a cyclone in Mamanuca Islands in December?

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

Mamanuca Islands December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:27 18:34
Tuesday, 16th December 2025 05:31 18:43
Wednesday, 31st December 2025 05:39 18:50

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