From the local airport you can easily get to the city center, the most expensive (about 30 USD) will be a taxi ride. A ticket for a high-speed train, which arrives directly at the airport, is half the price.
Travelers who come on vacation “light” can also use the services of buses, the cost of travel is about 3 USD.
You can go on a trip at any time of the year, Sydney has favorable weather for rest 12 months a year. Even in winter, the air temperature rarely drops below 18 ° C, fans of beach holidays are best off going on vacation from November to April. The weather in the city is quite changeable, so when going on a long walk, it is best to take an umbrella with you. In the evenings it can also be quite cool, so you should stock up on warm clothes.