Technically begins at the Southern Hemisphere Spring Equinox . In 2025, this occurred on September 23 .
In Australia , spring officially starts on . Unlike the Northern Hemisphere, where seasons are often defined by the astronomical equinoxes (roughly the 21st or 22nd of the month), Australia follows a meteorological seasonal system . This means every season starts on the first day of the respective month, with spring spanning exactly three months: September, October, and November . The Two Ways to Define Spring in Australia Definition Type Start Date Meteorological (Official) September 1 Grouping calendar months for easier statistical comparison. Astronomical September 22 or 23 when does spring start in australia
| Item | Australia | Northern Hemisphere | |------|-----------|----------------------| | Spring starts | | March 20 (equinox) or March 1 (meteorological) | | Spring ends | November 30 | June 20/21 | | Season definition | Meteorological | Astronomical or meteorological | Technically begins at the Southern Hemisphere Spring Equinox
The Southern Hemisphere's spring equinox, when day and night are equal. Indigenous Australian Seasons Unlike the Northern Hemisphere, where seasons are often
In Australia, and ends on November 30.
When does spring start in Australia and when is it ... - ABC News