13 May 2025 Day Calendar. The calendar for the whole year, the calendar for may, lunar calendar, printable calendar. See here the month calendar of calendar may 2025 including week numbers.

This online date calculator will help you know what day of week was or will be a date. The republican calendar later used by rome followed greek calendars in its assumptions of 29.5 days in a lunar cycle and 12.5 synodic months in a solar year,.