
Question: Calendars mark time, and some dates on them hold more significance than others. Such as the 13th day of a month falling on a Friday being considered unlucky.
Question: How many Friday 13ths can there be in a calendar year?
Answer: All years have at least one, but the most any year can have is three. For 2023, it’s two, with the next one occurring in October.
https://www.timeanddate.com/calendar/13-things-friday-13.html