Calculate week number for financial year dates [SOLVED] Nov 03, 2017Hi Forum Leader My fiscal year starts on April to March and I have a total of 52 weeks in a year. Monday is considered the first day of the week. How do I calculate the week number of a specific date?For instance, if the date is 4/10/2017, the week number should be 27. Date: Week No 53 04week number formula - fiscal year [SOLVED]Jul 11, 2018Calculate week number for Fiscal Year DatesJul 08, 2017See more results Week Numbers for 2014 - Epoch Converter This page lists all weeks in 2014. There are 52 weeks in 2014. All weeks are starting on Monday and ending on Sunday. Please note that there are multiple systems for week numbering, this is the ISO week date standard (ISO-8601), other systems use weeks starting on Sunday (US) or Saturday (Islamic).