DAY Function in Excel: Syntax, Examples and Free Practice
DAY is an Excel Date & Time function. Pulls just the day number out of a date.
DAY syntax
=DAY(serial_number)
Arguments
serial_number: The date or time value to evaluate
When to use DAY
DAY is used in scheduling, deadline tracking, and reporting that spans specific date ranges.
Practice DAY online, free
Open the live Excel-style spreadsheet and try DAY yourself. No Excel install or sign-up needed to start.
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Frequently asked questions
What does the DAY function do in Excel?
Pulls just the day number out of a date.
What is the syntax of DAY in Excel?
The syntax is =DAY(serial_number). serial_number: The date or time value to evaluate.
Where can I practice DAY online for free?
Open the free live spreadsheet on Cellgrids and try DAY yourself. No Excel install is needed and you can start without signing up.
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