December weather forecast and climate
Hamilton Island, Australia

Hilly surroundings overlooking the beautiful blue waters and white sands of the glorious Hamilton Island in Queensland, Australia
Hilly surroundings overlooking the beautiful blue waters and white sands of the glorious Hamilton Island in Queensland, Australia

Weather in December

The first month of the summer, December, is still a tropical month in Hamilton Island, Australia, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 23°C (73.4°F).

Temperature

The warmest months are January and December, with an average high-temperature of 31°C (87.8°F).

Rainfall

In Hamilton Island, it is raining for 9 days, with typically 170mm (6.69") of accumulated precipitation. In Hamilton Island, during the entire year, the rain falls for 99 days and collects up to 1626mm (64.02") of precipitation.

Sea temperature

In Hamilton Island, in December, the average water temperature is 27°C (80.6°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

December has the longest days of the year in Hamilton Island, Australia, with an average of 13.4h of daylight.

Sunshine

In December, the average sunshine in Hamilton Island is 9h.

UV index

Months with the highest UV index in Hamilton Island are January through March, October through December, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an excessive health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 12 in December transform into the following instructions:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the warmest month in Hamilton Island?

Warmest months in Hamilton Island are January and December, with an average high-temperature of 31°C (87.8°F).

What is the temperature in December in Hamilton Island?

In Hamilton Island, in December, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23°C (73.4°F).

How many days does it rain in December in Hamilton Island?

In Hamilton Island, in December, during 9 rainfall days, 170mm (6.69") of precipitation is typically accumulated.

What is the sea water temperature in December in Hamilton Island?

In Hamilton Island, the average seawater temperature in December is 27°C (80.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

When are the longest days in Hamilton Island?

December has the longest days of the year in Hamilton Island, with an average of 13.4h of daylight.

How many hours of daylight does Hamilton Island have in December?

In Hamilton Island, the average length of the day in December is 13.4h.

How many hours of sunshine does Hamilton Island have in December?

In Hamilton Island, Australia, the average sunshine in December is 9h.

When is the highest UV index in Hamilton Island?

January through March, October through December, with an average maximum UV index of 12, are months with the highest UV index in Hamilton Island.

What is the UV index intensity in December in Hamilton Island?

The average daily maximum UV index in December is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in December
Hamilton Island, Australia

Average temperature in December - Hamilton Island, Australia
  • Average high temperature in December: 31°C

The warmest months (with the highest average high temperature) are January and December (31°C).
Months with the lowest average high temperature are June and July (23°C).

  • Average low temperature in December: 23°C

Months with the highest average low temperature are January, February and December (23°C).
The coldest month (with the lowest average low temperature) is July (13°C).

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Average rainfall in December
Hamilton Island, Australia

Average rainfall in December - Hamilton Island, Australia
  • Average rainfall in December: 170mm

The wettest month (with the highest rainfall) is March (322mm).
The driest month (with the least rainfall) is September (18mm).

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Average rainfall days in December
Hamilton Island, Australia

Average rainfall days in December - Hamilton Island, Australia
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is February (13 days).
The month with the least rainy days is September (4 days).

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Average sea temperature in December
Hamilton Island, Australia

Average sea temperature in December - Hamilton Island, Australia
  • Average sea temperature in December: 27°C

The best months for swimming (with the highest average sea temperature) are January, February and March (28°C).
The coldest months (with the lowest average sea temperature) are July and August (22°C).

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Average daylight in December /
Average sunshine in December
Hamilton Island, Australia

Average daylight in December / Average sunshine in December - Hamilton Island, Australia
  • Average daylight in December: 13.4h

The month with the longest days is December (Average daylight: 13.4h).
The month with the shortest days is June (Average daylight: 10.9h).

  • Average sunshine in December: 9h

The month with the most sunshine is October (Average sunshine: 10h).
Months with the least sunshine are February, March, April, May, June and July (Average sunshine: 7).

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Average UV index in December
Hamilton Island, Australia

Average UV index in December - Hamilton Island, Australia
  • Average UV index in December: 12

Months with the highest UV index are January, February, March, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 6).

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