January 2024 Calendar 15th Feb. 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, which align. Monthly calendar online and printable for january 2024 with holidays, observances and more.

January 2024 editable and printable monthly calendar, including a monthly notes window. Official dates are subject to change at any time, so please check back regularly for updates.