WEEKNUM Google Sheets Formula
Generate Google Sheets WEEKNUM Formulas in seconds
Interactive Google Sheets Formula Generator
Formula Generator
Create complex Google Sheets formulas with natural language. Simply describe what you want to calculate.
Upgrade to Sheet Alchemy Pro
Get advanced formulas, batch processing, and priority support
Input
Result
Your formula will be displayed here:
Your formula will appear here
Describe what you want to calculate and click Generate
Pro Features Available
Sheet Alchemy Pro includes additional advanced features to enhance your formula generation.
Advanced Formulas
Complex array formulas and dynamic ranges
Batch Processing
Generate multiple formulas at once
Unlimited History
Save and organize all your formulas
WEEKNUM Formula Syntax
Example Use Case
Returns the week number of a given date in Google Sheets.
Understanding the WEEKNUM Function in Google Sheets
The WEEKNUM function returns the week number (1-53) of a date, with options for the week start day.
Why Use WEEKNUM in Google Sheets?
WEEKNUM is useful for tracking progress, reporting, or grouping data by week.
Example with Sample Data
| Date | Formula | Result |
|---|---|---|
| 2025-02-25 | =WEEKNUM("2025-02-25") | 9 |
| 2023-12-31 | =WEEKNUM("2023-12-31", 2) | 53 |
| 2024-01-01 | =WEEKNUM("2024-01-01") | 1 |
The table shows how WEEKNUM calculates week numbers (1=Sunday start, 2=Monday start).
Explore More Google Sheets Formulas
DEC2HEX
Converts a decimal number to hexadecimal in Google Sheets.
Learn moreXMATCH
Returns the relative position of a value in a range with advanced options in Google Sheets.
Learn moreINDIRECT
Returns a reference specified by a text string in Google Sheets, enabling dynamic cell references.
Learn moreTODAY
Returns the current date in Google Sheets.
Learn moreDAYS
Calculates the number of days between two dates in Google Sheets.
Learn moreIMPORTHTML
Imports data from an HTML table or list on a webpage into Google Sheets.
Learn moreSECOND
Extracts the seconds from a time value in Google Sheets.
Learn moreHOUR
Extracts the hour from a time value in Google Sheets.
Learn moreTransform Your Spreadsheet Experience
Join thousands of users revolutionizing their data workflows. Get access to premium tools and expert knowledge.