Most Australians, weather bureaus, and climate scientists use this definition.
| Region | Summer feel | Peak heat | Notes | |--------|-------------|-----------|-------| | | Wet + humid | November–December | “Build-up” (Oct–Nov) often feels hotter than mid-summer due to humidity. Rain and cyclones peak Jan–Feb. | | Southern Australia (Melbourne, Adelaide, Perth) | Dry heat, occasional cool changes | January–February | December can be mild; heatwaves often in late Jan/early Feb. | | Tasmania | Mild summer | January–February | Rarely above 30°C; summer is brief but pleasant. | | Desert interior (Alice Springs) | Extreme heat | January | Daytime 35–42°C; nights cool. | what month is summer in australia
In Australia , (or 29th during a leap year). Unlike the Northern Hemisphere, which uses astronomical dates like solstices and equinoxes, Australia defines its seasons based on the first day of the calendar month. | | Southern Australia (Melbourne, Adelaide, Perth) |