Packing for Christmas: Australia's polarised weather forecast confirmed

With Christmas now just 10 days away, forecasters are predicting mixed weather across Australia's capital cities, with the potential for some to cop a drenching, while others will bask in glorious summer sunshine.

Parts of the country may enjoy clouds and patchy sunshine, while other areas may see heavy rainfall and high humidity, according to long-range forecasts from AccuWeather.

Here's the weather for all Aussies capital cities to help you plan your Christmas packing.

Adelaideans will enjoy a Christmas Day with plenty of sunshine and a high of 25 degrees. The UV will be extreme throughout the day, and people planning outdoor barbecues or picnics should apply sunscreen and seek out shade.

Skies will remain clear throughout the night, with temperatures falling to a low of 14 degrees.

It will be humid and wet in Brisbane on Christmas Day, with a high of 27 degrees and a "feels like" temperature of 30 degrees, very little wind, and a 75 per cent chance of rain.

Spotty showers will continue through the evening with the temperature falling to a low of 19 degrees.

The Australian capital will enjoy a sunny day after a cloudy start, with a high of 27 degrees. People planning outdoor celebrations should wear adequate sun protection, with the UV index expected to be extreme on Christmas Day.

Temperatures will fall overnight to 10 degrees as clouds return.

Darwin is set to swelter on Christmas Day, with heavy showers and a high of 32 degrees sending humidity soaring, with a "feels like" temperature of 37 degrees.

Rain will continue into the evening, with temperatures dropping to a low of 24 degrees.

Residents of Hobart will celebrate Christmas under cloudy skies with sunshine peeking through, and a high of 19 degrees.

In the evening it will be mostly clear with temperatures dropping to a low of 19 degrees.

Melburnians will wake to a cloudy Christmas morning, with sun breaking through, and a high of 23 degrees, and high UV.

Christmas in Perth is predicted to be hot with plenty of sunshine, with a scorching high of 35 degrees.

Temperatures will remain warm in the evening, falling to a low of 21 degrees.

Sydney will have a cloudy and mild Christmas Day, with a high of 23 degrees and a 55 per cent chance of rain.

Rain is expected to ease in the evening with a low of 19 degrees.