After lows of -40C in the US last week a heatwave on the other side of the world will bring temperatures in excess of 40C in Australia.
Despite his historic win, Andy Murray remains modest, telling ITV News he doesn't feel he deserves it for winning a sports event.
Andy Murray became the first British man to win Wimbledon since Fred Perry in 1936. Here we look at the tennis star's career in pictures.
Andy Murray has taken the second set in his Australian Open first round match against Go Soeda of Japan.
The Briton leads 6-1 6-1.
Britain's Andy Murray has taken the first set 6-1 in his Australian Open first round match against Japan's Go Soeda.
Murray makes his return to Grand Slam action for the first time since back surgery in September.
Heather Watson has been defeated in the first round of the Australian Open, leaving Andy Murray the lone Brit in the singles competition.
Watson conceded to Slovakian 31st seed Daniela Hantuchova after three sets, losing 7-5 3-6 6-3. Earlier, fellow Brit Laura Robson also fell at the first hurdle, being defeated by Belgian Kirsten Flipkens in two sets.
Murray will take on Japan's Go Soeda in the men's first round on Tuesday.
Laura Robson made a very early exit from the Australian Open in Melbourne this morning, lasting less than an hour in the tournament. She was beaten in the first round by 18th seed Kirsten Flipkens.
The British number one came into the competition having not completed a match this season because of an wrist injury.
The result will be a big blow to Robson, who reached the third round in Melbourne last year.
Wimbledon champion Andy Murray said he was going to be late to an investiture ceremony where he will be presented with an OBE due to a drugs test.
In the middle of a drug test hahaha I'm goin to be late!!!
Andy Murray has withdrawn from the ATP World Tour Finals at the O2 after he underwent back surgery in September.
He said: "I'm really disappointed not to be playing this year, I love playing in front of my home crowd, it's a great atmosphere.
"All the players look forward to competing in London and I'll be doing my best to qualify again for the tournament next year."
Andy Murray tweeted a photo of himself in hospital recovering from minor back surgery and thanked fans for their support.
The Wimbledon champion said his first words after coming round following the operation were: "Did I win?".
Wimbledon champion and British number one Andy Murray is unlikely to compete again this season after deciding to undergo "minor" surgery on his troublesome back.
It could mean the 26-year-old will miss the season-ending ATP World Tour Finals finale at the O2 in November.
Andy Murray has sealed Great Britain's place in the Davis Cup World Group play-off for the first time since 2008 with a win over Croat Ivan Dodig.
Murray won the match straight sets (6-4 6-2 6-4) to give Britain an unassailable 3-1 lead in the tie in Croatia.