September 2025 Calendar of Australia

September 2025 Holidays and Celebrations

• 01 Mon
  Wattle Day
• 03 Wed
  Flag Day
• 03 Wed
  Australian National Flag Day
• 05 Fri
  International Day of Charity
• 07 Sun
  Father's Day
• 07 Sun
  Father's Day (Australia)
• 07 Sun
  National Threatened Species Day
• 08 Mon
  International Literacy Day
• 10 Wed
  Bravehearts Day (White Balloon Day)
• 11 Thu
  R U OK? Day
• 14 Sun
  National Bilby Day
• 17 Wed
  Australian Citizenship Day
• 21 Sun
  International Day of Peace
• 22 Mon
  World Car-Free Day
• 24 Wed
  World Gorilla Day
• 27 Sat
  AFL Grand Final
• 27 Sat
  World Tourism Day
• 27 Sat
  Australian Football League (AFL) Grand Final