ACRes Daily Roman Calendar

This digital Roman Calendar was designed by Abram Ring to whom any comments may be addressed. The list of Roman festivals on given days was compiled by Abram Ring and Celine Chao.

For your further educational enjoyment, here are some sites with information on the Roman Calendar:
Google Books has an old standard source: William Warde Fowler. The Roman Festivals of the Period of the Republic. London, 1899.
Wikipedia's Roman Calendar page is quite good.
Here is a good web site on the Roman Calendar (Time and Date).
Here is another great web site on the Roman Calendar (Web Exhibits).
Nova Roma's Calendar Site has bibliography and an on-line list of festivals and other information. Ovid's Fasti has detailed information about the calendar for the six months that he completed. (English or Latin)
Wikipedia's page on dating Ab Urbe Condita (A.U.C.) is also good.