MySQL WEEKOFYEAR() Function

Return the week number for a date:

SELECT WEEKOFYEAR("2017-06-15");

Definition and Usage

The WEEKOFYEAR() function returns the week number for a given date (a number from 1 to 53).

Note: This function assumes that the first day of the week is Monday and the first week of the year has more than 3 days.

Tip: Also look at the WEEK() function.

WEEKOFYEAR(date)

Parameter	Description
date	Required. The date or datetime to extract the week number from

Works in:	From MySQL 4.0

Return the week number for a date:

SELECT WEEKOFYEAR("2017-01-01");

Return the week number for the current system date:

SELECT WEEKOFYEAR(CURDATE());