Weekday Calculator

Find out the exact day of the week for any past, present, or future historical date.

Enter Any Target Date

Select a valid date above to calculate its day of the week.

About Weekday Calculator

This is a free, fast, and fully client-side weekday calculator tool. All processing is done locally within your browser to ensure maximum privacy and security. No data is sent to our servers. Bookmark this page for quick access to ad-free, high-performance SEO and developer utilities.