Monthly register
Australia public holidays in September 2026
Australia has 1 public holiday in September 2026.
September 2026 in Australia runs 30 calendar days, Northern-hemisphere autumn and Southern-hemisphere spring. Australia observes one public holiday in September 2026: King's Birthday. One of those — King's Birthday — falls on a weekday and reduces the working-day count by one. That leaves 21 working days for Australia businesses, payroll cycles, and project schedules in September 2026. September brings Labor Day in the US and Canada (first Monday) and the start of the Jewish High Holy Days in many years. For broader context, see the full 2026 calendar for Australia or the global view of holidays observed in September 2026 across all 190 countries we cover.
21
Working days
8
Weekend days
1
Public holidays
30
Days in September
- Sep28
King's Birthday
Monday, September 28, 2026
Coming up in Australia
- Oct 5King's Birthday
- Oct 5Labour Day
- Nov 3Melbourne Cup
Long weekend in September
Australia has a long weekend in September 2026
King's Birthday · 4d
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