Calculate last business day in month with Excel

Here is a quick post to calculate the last business day in a month taking into account holidays.

This is useful for with finance calculations and wanting to know a bank’s last banking day in a month.

=WORKDAY(EOMONTH(A2,0)+1,-1,holidays!A:A)

Where;

  • Cell A2 is the reference month cell
  • Range holidays!A:A is a list of holidays