ISO week details

Week 50 2012: December 10–16, 2012

Week 50 starts on Monday, December 10, 2012 and ends on Sunday, December 16, 2012.

Week50
ISO year2012
StartDec 10
EndDec 16

Quick answer

Week 50 of 2012 is the seven-day ISO week from December 10, 2012 to December 16, 2012. ISO weeks always run from Monday to Sunday.

Use week 50 in professional planning

This permanent week reference can be used in project plans, payroll notes, weekly reports, production schedules and deadline documents. Share the week number together with the ISO year and exact date range to avoid ambiguity around New Year.

For calculations that span more than one week, use the weeks between dates calculator. For work schedules, compare the same range with the business days calculator or open the project timeline calculator.

FAQ

What are the dates for week 50 of 2012?

The dates are December 10, 2012 through December 16, 2012.

What day does this week start?

It starts on Monday.

What day does this week end?

It ends on Sunday.

How should I write this week in a report?

Use “ISO week 50 of 2012 (Dec 10–Dec 16, 2012)” so the week-year and date range are both clear.