Taking just from the start of the 20th century to 2016, the 20th of October was on a Sunday in 1901, 1907, 1912, 1918, 1929, 1935, 1940, 1946, 1957, 1963, 1968, 1974, 1985, 1991, 1996, 2002 and 2013.
Taking from the beginning of the 20th century, the 11th of October has been on a Sunday in 1903, 1908, 1914, 1925, 1931, 1936, 1942, 1953, 1959, 1964, 1970, 1981, 1987, 1992, 1998 and 2009. It will be on Sunday in 2015 and then in 2020.
October 17, has fallen on a Sunday in they years 2010, 2004, 1999, 1993, 1982, 1976, 1971 and 1965.
Halloween falls on a Sunday whenever October 31 is a Sunday, about once every seven years.
October 28, 1950 fell on a Sunday in 1951 and 1956.
It was a Sunday.
It was a Sunday.
Sunday
In a 28-year span from 1984 to 2011, October 24 fell on a Sunday in the following years: 1993 1999 2004 2010 For more such years, add 28 to these years.
Yes and no, yes because in 2004 October 31st was a Sunday, then in 2010 October 1st again fell on a Sunday. However, October 31st fell on a Sunday in 1999 (which is only five years between 1999 and 2004, and the next time it will occur will be in 2021 (the next DECADE) 11 years after 2010!
Friday in 2009
In the past 40 years Easter Sunday has been on the 20th of April in 2003 and 2014. Before 2003, it was last on the 20th of April in 1930 and after 2014 it will next be on the 20th of April in 2025.
Halloween will next fall on a Sunday in 2021.