Day of The Year Calculator
Track your progress through the year with our comprehensive Day of Year Calculator. Find out what day number it is, how many days remain, and get live countdowns to major holidays including Black Friday, Cyber Monday, Thanksgiving, Boxing Day, Christmas, and more. Perfect for planning shopping events, tracking goals, or simply staying organized throughout the year.
Today's Date:
Year Progress
2025 is 0% complete
No holidays configured.
Frequently Asked Questions
What is Day of Year?
Day of Year is the sequential day number in the calendar year, ranging from 1 to 365 (or 366 in leap years). For example, January 1st is day 1, February 1st is day 32, and December 31st is day 365 (or 366 in a leap year).
How do I calculate the day of year manually?
To calculate manually, add the number of days in each completed month plus the current day of the month. For example, March 15th = 31 (Jan) + 28/29 (Feb) + 15 (Mar) = 74 or 75 days. Our calculator does this automatically and updates in real-time.
What is a leap year and how does it affect the day count?
A leap year occurs every 4 years (with exceptions for century years) and has 366 days instead of 365. February has 29 days instead of 28. This means days after February 29th are numbered one day higher in leap years. Our calculator automatically accounts for leap years.
When is Black Friday and Cyber Monday?
Black Friday is always the day after Thanksgiving (4th Thursday of November), making it the 4th or 5th Friday of November. Cyber Monday follows three days later, on the Monday after Thanksgiving. Our calculator automatically calculates these shopping holidays for you.
What is ISO week numbering?
ISO week numbering is an international standard where weeks start on Monday and the first week of the year contains the first Thursday. This means a year typically has 52 or 53 weeks. Our calculator uses this standard to display the current week number.
How accurate are the holiday countdowns?
The holiday countdowns are calculated in real-time based on your current date and time. They update every second and automatically roll over to the next year when a holiday passes. For holidays with variable dates (like Thanksgiving or Easter), the calculator uses official calculation algorithms to determine the exact date each year.
Can I use this calculator to plan events?
Yes! This calculator is perfect for event planning. You can see how many days remain until major holidays, track your progress through the year, and click any holiday to create a custom countdown timer. This is especially useful for planning shopping events around Black Friday and Cyber Monday, or scheduling celebrations around Christmas and Boxing Day.
What is Boxing Day?
Boxing Day is celebrated on December 26th in many countries including the UK, Canada, Australia, and New Zealand. Traditionally a day for giving gifts to service workers, it's now known for major sales and shopping deals, similar to Black Friday in the United States.
Total days in 2025: 0
Total weeks in 2025: 0