May 18th is the last day of Easter in 2013.
Orthodox Easter 2013 was on Sunday, May 5.
The most recent year was 2002. Coincidentally, Easter falls on the same date in 2002 and 2013.
The Happy Easter Easter Bunny - 2013 was released on: USA: May 2013
There is no specific date for Easter
Easter 2013 was on Sunday, March 31.
The most recent year that matches 2013 day for date is 2002. That includes the date of Easter and all the dates associated with it from Mardi Gras to Penticost Sunday.
Easter Sunday last fell on March 31 in 2002. Easter Sunday previously fell on this date in the years 1720, 1771, 1839, 1850, 1872, 1907, 1918, 1929 and 1991. Easter Sunday will next fall on March 31 in 2013.
Pentecost is always 7 weeks after Easter Sunday; that is, 49 days after Easter Sunday, or 50 days (if you include Easter Sunday in the count). The Wikipedia article "Computus" (a) explains you the - fairly complicated - procedure to calculate Easter Sunday; and (b) lists the date for Easter Sunday, for several years before and after the current year.
In 2013, Easter Sunday falls on March 31st.
The latest possible date of Easter is April 25.
Easter
Easter Sunday in 2013 was in the month of March. It was on the 31st of March.