14 December 2026

• 348th day of the year. There are then 17 days left in 2026.
• 50th Monday of 2026.
• on the 51st week of 2026 (using ISO standard week number calculation).
• Birthstone for this day: Turquoise & Blue Topaz

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

• Green Monday - United States
• National Energy Conservation Day - India