[header] How to time your trip to sydney [title] Remember that australia is in the southern hemisphere. [step] That means its seasons are opposite what people living in northern hemisphere locations like north america or europe experience. [title] Know your travel seasons for a sydney trip. 
[substeps] High season is when costs are highest: january through april and october through mid-december. Low season is when travel and lodging expenses are at their lowest: may through august.