Home/Date & Time/Day of the Week Finder

What Day of the Week Was It

Type in any date, from a birthday decades ago to a deadline years in the future, and this tool tells you exactly which day of the week it falls on. It is perfect for the classic what day was I born question, for checking whether a historic event happened on a weekend, or for planning ahead when you want to know if a date lands on a Friday. Because it uses your browser calendar engine, it correctly handles leap years and the quirks of the Gregorian calendar across a huge range of years. Along with the weekday name it shows the full written date and where the day falls within the week. Just pick a date and the answer appears immediately, with all of the calculation done on your own device.

How to use Day of the Week Finder

  1. Enter any past or future date.
  2. Submit to compute the weekday.
  3. Read the day of the week it falls on.

Frequently asked questions

Does it work for dates far in the past or future?

Yes. It computes the weekday from the calendar for any date, so you can check a historic birthday or a date decades ahead.

How does it account for leap years?

It uses real calendar rules including leap years, so the weekday it returns matches the Gregorian calendar exactly.

Can I find what day I was born?

Yes. Enter your birth date and it returns the exact weekday you were born.

What is Day of the Week Finder?

Type in any date, from a birthday decades ago to a deadline years in the future, and this tool tells you exactly which day of the week it falls on. It is perfect for the classic what day was I born question, for checking whether a historic event happened on a weekend, or for planning ahead when you want to know if a date lands on a Friday.

Is Day of the Week Finder free to use?

Yes. Day of the Week Finder is completely free, with no sign-up and no usage limits.

Does Day of the Week Finder work in a web browser?

Yes. Day of the Week Finder runs in any modern web browser. There is nothing to download or install.

Is my data private with Day of the Week Finder?

Yes. Day of the Week Finder runs entirely on your device in your browser, so nothing you enter is uploaded to a server.