Roman Calendar
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Date Information
Click on a date in the calendar to view its information.
Festival Information
Click on a date with a festival to view information.
Reference Days
KL - Kalendae
The 1st day of each month. Marks the beginning of the month.
NO - Nonae
The 5th day in most months, the 7th in March, May, July, and October.
ID - Idus
The 13th day in most months, the 15th in March, May, July, and October. An important religious day.
Nundinae
An 8-day Roman market cycle marked with letters A through H.
Under the Imperial standard, H designated the market day; the sequence then restarted at A.