August 18, 2026

August 18, 2026 is ...

• 230th day of the year. There are then 135 days left in 2026.
• 33rd Tuesday of 2026.
• on the 34th week of 2026 (using US standard week number calculation).
• 59th day of Summer. There are 36 days left till Fall.
• Birthstone for this day: Peridot

August 18, 2026 United States Holidays & Popular Observances

There are no major holidays or observances in the United States for this date.

August 18, 2026 Popular Holidays & Observances Worldwide

• Long Tan Day (Vietnam Vets' Day) - Australia