Hamilton Island weather in December 2025

Expect 31°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Hamilton Island in December. Check more long-term weather averages for Hamilton Island in December before you book your next holiday to Queensland in 2025/2026.

  • 31°C maximum daytime temperature in December in Hamilton Island31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in December in Hamilton Island9
    9 days with some rainfall
  • 23°C minimum night-time temperature in December in Hamilton Island23
    23°C min night temperature
  • 13 hours of daylight per day in December in Hamilton Island13
    13 hours of daylight per day
  • High heat & humidity in December in Hamilton IslandH
    High heat & humidity
  • 170 mm monthly rainfall in December in Hamilton Island170
    170 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Hamilton Island11
    11+ (Extreme) UV index
  • 27°C sea temperature in December in Hamilton Island27
    27°C sea temperature

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The December weather guide for Queensland (Hamilton Island) 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 Hamilton Island in December?

Daytime temperatures usually reach 31°C in Hamilton Island in December with high heat and humidity, falling to 23°C at night.

How sunny is it in Hamilton Island in December?

There are normally 9 hours of bright sunshine each day in Hamilton Island in December - that's 67% of daylight hours.

How warm is the sea around Hamilton Island in December?

The average sea temperature around Hamilton Island in December is 27°C.

Does it rain in Hamilton Island in December?

There are usually 9 days with some rain in Hamilton Island in December and the average monthly rainfall is 170mm.

What is the chance of a cyclone in Hamilton Island in December?

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

Hamilton Island December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:15 18:31
Tuesday, 16th December 2025 05:19 18:41
Wednesday, 31st December 2025 05:27 18:47

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