This post will guide you how to use Google Sheets WEEKDAY function with syntax and examples.

Description

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The Google Sheets WEEKDAY function returns an integer value representing the day of the week for a given date and the value is range from 1 to 7. You can use this function to get the weekday number for a supplied date. and it will return 1 for Sunday and returns 7 for Saturday. you also can use the WEEKDAY function to combine with other formulas or functions.

The WEEKDAY function can be used to get a number representing the day of the week of the date provided in google sheets. The purpose of this function is to get the day of the week as a number and it will return a number between 0 and 7.

The WEEKDAY function is a build-in function in Google Sheets and it is categorized as a Date function.

Syntax

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The syntax of the WEEKDAY function is as below:

=WEEKDAY (serial_number,[return_type])

Where the WEEKDAY function arguments are:

• Serial_number –This is a required argument. A date that you want to get the weekday of. the dates should be typed by the DATE function to make sure it is a valid date. For example, use DATE(2018,3,20) to pass into the WEEKDAY function and then it will return the weekday of this date. It must be a reference to a cell that containing a date or a date serial number of the type returned by the N function.
• return_type – This is an optional argument. A number that determines the type of return value.

Return_type	Number returned
1 or omitted	Numbers 1 (Sunday) through 7 (Saturday). Behaves like previous versions of Microsoft Excel.
2	Numbers 1 (Monday) through 7 (Sunday).
3	Numbers 0 (Monday) through 6 (Sunday).
11	Numbers 1 (Monday) through 7 (Sunday).
12	Numbers 1 (Tuesday) through 7 (Monday).
13	Numbers 1 (Wednesday) through 7 (Tuesday).
14	Numbers 1 (Thursday) through 7 (Wednesday).
15	Numbers 1 (Friday) through 7 (Thursday).
16	Numbers 1 (Saturday) through 7 (Friday).
17	Numbers 1 (Sunday) through 7 (Saturday).

Note:

• If serial_number is out of range for the current date base value, a #NUM! error is returned.
• If return_type is out of the range specified in the table above, a #NUM! error is returned.
• A serial date is how the Microsoft Excel stores dates and it represents the number of days since 1900-01-01, so the January 1, 1900 date is serial number 1 by default.

Google Sheets WEEKDAY Function Examples

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The below examples will show you how to use google sheets WEEKDAY Function to return a weekday of a date.

1# get day of the week with the default return type 1, enter the following formula in Cell B1.

=WEEKDAY(DATE(2021,11,25))

it means that the weekday of that date is Tuesday.