chilling - the process of becoming cooler; a falling temperature. cooling, temperature reduction. freeze, freezing - the withdrawal of heat to change something from a liquid to a solid. heat dissipation - dissipation of heat.
Australia is also one of the driest continents on earth with an average annual rainfall of less than 600 millimetres. Like all countries in the southern hemisphere, Australia's seasons are opposite to those in the northern hemisphere.
Average annual rainfall varies between 750 and 1000 millimetres (30 to 40 inches) in the drier eastern part of the country, while most other parts have average yearly totals of between 1000 and 1350mm (40 to 54 inches).