August 18, 2025

• 230th day of the year. There are then 135 days left in 2025.
• 33rd Monday of 2025.
• on the 34th week of 2025 (using US standard week number calculation).
• 60th day of Summer. There are 35 days left till Fall.
• Birthstone for this day: Peridot

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

• La asunción de la Virgen - Colombia
• Discovery Day (YT) - Canada
• Long Tan Day (Vietnam Vets' Day) - Australia