What Day of the Week Calculator
Find the day of the week for any date — past or future
Frequently Asked Questions
What day of the week is any given date?
Enter any date in the date picker above and the calculator instantly shows what day of the week it falls on. You can enter dates from any year, past or future.
What day of the week was I born on?
Enter your birth date into the Weekday Calculator above. It will instantly tell you the day of the week you were born on, along with your zodiac sign, birthstone, and ISO week number.
How do I find the day of the week for a future date?
The calculator works for any date — past, present, or future. Simply pick a future date using the date picker and the day of the week appears instantly.
What is an ISO week number?
ISO week numbers follow the ISO 8601 standard where Week 1 is the week containing the first Thursday of the year. Weeks run Monday through Sunday. This calculator shows the ISO week number for any date you enter.
