9 September 2025

9 September 2025 is ...

• 252nd day of the year. There are then 113 days left in 2025.
• 36th Tuesday of 2025.
• on the 37th week of 2025 (using ISO standard week number calculation).
• Birthstone for this day: Sapphire

9 September 2025 Australia Holidays & Popular Observances

There are no major holidays or observances in Australia for this date.

9 September 2025 Popular Holidays & Observances Worldwide

• Children's Day (Día del Niño) - Costa Rica
• Day of remembrance of the missing sailors at the sea (Giornata della memoria dei marinai scomparsi in mare) - Italy
• 999 Day UK - United Kingdom