No. It is about week 41, depending on the exact day of the week the year starts on. In 2011, when the question was asked, the 1st of October was in week 40 and the 2nd to the 8th was in week 41.
29 October 1978 was a Sunday.
October 29 1946 was a Tuesday.
October 29, 1955 was a Saturday.
October 29 1957 was a Tuesday.
October 29 2010 was a Friday.
October 29, 1951 was a Monday.
October 29, 2006 was a Sunday.
October 29 1950 was on a Sunday.
October 29, 1998 fell on a Saturday.
October 29, 1960 fell on a Saturday.
October 29 1974 was a Tuesday.
October 29, 1937 fell on a Friday.