18 October 2023

• 291st day of the year. There are then 74 days left in 2023.
• 42nd Wednesday of 2023.
• on the 42nd week of 2023 (using ISO standard week number calculation).
• Birthstone for this day: Opal and Tourmaline

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

• Saint Luke - Popular in: United States, New Zealand, Canada, Australia, Spain
• Anti Slavery Day - United Kingdom
• World Menopause Day - Popular in: United Kingdom
• Persons Day - Canada
• Pronouns Day - United States
• Ride To Work Day - Australia