How to Calculate the Number of Days in a Month Using Excel

Learn how to calculate the total days in any month in Excel using the EOMONTH and DAY functions with a simple formula.

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To calculate days from a month in Excel, use the formula `=DAY(EOMONTH(date, 0))`. Replace `date` with a cell reference or a specific date formatted as `yyyy-mm-dd`. This formula uses the `EOMONTH` function to find the last day of the month and the `DAY` function to extract the day number, giving you the total number of days in that month.

FAQs & Answers

  1. What Excel formula shows how many days are in a given month? You can use the formula =DAY(EOMONTH(date, 0)) where 'date' is a cell with a date or a date value to find the number of days in that month.
  2. How does the EOMONTH function work in Excel? EOMONTH returns the serial number for the last day of the month, a specified number of months before or after a given date.
  3. Can I calculate the number of days in a month without VBA in Excel? Yes, using =DAY(EOMONTH(date, 0)) provides a simple formula-based way without needing any macros or VBA.