Count the days, weeks, months and hours remaining until any future date. Shows a year-month-day breakdown.
Enter a target date to see exactly how much time is left — in days, weeks, months and a year-month-day breakdown.
A countdown calculator tells you exactly how much time remains until a future
date. Enter any date — a holiday, deadline, birthday, wedding or milestone — and
see the remaining time broken down into days, weeks, months and a detailed
year-month-day format.
If the date has already passed, the calculator shows how long ago it was, so it
works as both a countdown and a “how long ago” tool. The total hours and
approximate total months are shown in the breakdown for extra detail.
Use it for tracking project deadlines, counting down to vacations, planning
event timelines, or simply answering the question “how many days until…?”
How to use
Enter the date you are counting down to.
View the days, weeks and months remaining.
If the date has passed, the calculator shows how long ago it was.
Worked examples
New Year countdown
Entering January 1, 2027 shows the exact days, weeks and months remaining until the next New Year's Day.
Wedding countdown
Enter your wedding date to see a precise countdown in days, weeks and a year-month-day breakdown.
Frequently asked questions
How does the countdown calculator work?
Enter a future date and the calculator instantly shows the remaining time in days, weeks, months and a year-month-day breakdown.
What if the date is in the past?
The calculator tells you the date has already passed and shows how long ago it was.
How are months counted?
Months are counted as full calendar months from today. The remaining days after full months are shown separately.
Can I count down to a specific time?
This calculator counts down to the start of the selected date (midnight). For time-specific durations, use the time duration calculator.
How many days until New Year?
Enter January 1 of the next year as the target date to see the exact countdown.