The one third of Australia that lies north of the Tropic of Capricorn has tropical temperatures.Darwin on the north coast has an average monthly temperature around 80 degrees Fahrenheit.The rest of Australia has a moderate climate.Summers are generally hot and winters mild.As it is often warn enough in winter, Australians usually enjoy tennis,awn bowling,and even surf-riding then.Because Australia lies in the Southern hemisphere,winter comes in July and summer in December.Australians spend their Christmas holidays sunbathing on the beach or swimming in the ocean. mof达即rp年俐亚继肘月线The one third of Australia that lies north of the Tropic of Capricorn has tropical temperatures. Darwin on the north coast has an average monthly temperature around 80 degrees Fahrenheit. The rest of Australia has a moderate climate. Summers are generally hot and winters mild. As it is often warm enough in winter, Australians usually enjoy tennis, lawn bowling, and even surf-riding then. Because Australia lies in the Southern hemisphere, winter comes in July and summer in December. Australians spend their Christmas holidays sunbathing on the beach or swimming in the ocean. Tropic of Capricorn Darwin 达尔文（澳大利亚港市） 南回归线