Find what day of the week any date falls on.
Ever wondered what day of the week you were born? Or what day Christmas falls on next year? Our weekday calculator instantly tells you the day of the week for any date in history or the future. It also shows the week number, day of the year, and zodiac sign.
This is particularly useful for planning events, understanding historical dates, or checking which day of the week your birthday falls on. Combine it with our Date Calculator for complete date arithmetic, or check leap years to verify February dates.
You can check any date supported by the Gregorian calendar system, going back centuries.
The day of the year is a number from 1-365 (or 366 in a leap year) indicating which day it is.
Yes, the calculator shows the Western zodiac sign for the entered date.
The zodiac sign is determined by the date's position in the astrological calendar. Each sign spans roughly one month and is associated with personality traits in Western astrology.
Find the day of the week for any date in history or future.
Discover what day of the week you were born.
See how weekdays distribute across months and years.
Find what day of the week any date falls on — past, present, or future. Discover your birthday weekday, check holidays, or plan events with our free weekday calculator. Works for any date in the Gregorian calendar.
Enter your date of birth in the calculator to instantly see what day of the week it was.
Yes! Enter any future date to find out what day of the week it will fall on.
Our calculator works for any date in the Gregorian calendar, going back centuries and forward into the future.
Last updated: February 12, 2026