Why does the Easter weekend change every year?
About.com Christianity Why Does the Date for Easter Change Every Year? From Mary Fairchild, Your Guide to Christianity. FREE Newsletter. Sign Up Now! Find Answers to Your Questions About Easter Why does the date for Easter change every year? Have you ever wondered why Easter Sunday can fall anywhere between March 22 and April 25? And why do Eastern Orthodox churches celebrate Easter on a different day than Western churches? These are all good questions with answers that require a bit of explanation. In Western Christianity, Easter is always celebrated on the Sunday immediately following the Paschal Full Moon date of the year. I had previously, and somewhat erroneously stated, “Easter is always celebrated on the Sunday immediately following the first full moon after the vernal (spring) equinox.” This statement was true in 325 AD, when it was established by the Council of Nicea. However, the course of history has modified the meaning of this instruction, and therefore, a clearer, more ac