Day of the Week Calculator

Find which day of the week any date falls on.

Last updated: 12 Aug 2026

Quick answer

This tells you the weekday for any date. For example, 15 August 1947 was a Friday. Enter any date above to find the day of the week.

Date

Find out which weekday any date falls on — past or future. Great for birthdays, anniversaries and history.

How to find the day of the week for a date

What day of the week was I born?

Enter your date of birth above and the tool shows the exact weekday.

Does it work for future dates?

Yes — enter any past or future date.

Is it accurate for old dates?

It uses the standard (Gregorian) calendar used today.