18 May 2025

18 May 2025 is ...

• 138th day of the year. There are then 227 days left in 2025.
• 20th Sunday of 2025.
• on the 21st week of 2025 (using ISO standard week number calculation).
• Birthstone for this day: Emerald

18 May 2025 South Africa Holidays & Popular Observances

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

18 May 2025 Popular Holidays & Observances Worldwide

• International Museum Day - Popular in: Canada, United Kingdom, India, United States
• Haitian Flag Day - United States
• Día de la Escarapela (Argentina) - Argentina
• Remembrance Day (Kaatuneitten muistopäivä) - Finland
• Dia Nacional do Combate ao Abuso e Exploração Sexual de Menores - Brazil