How many days until?
This countdown tells you exactly how many days are left until any date you choose, counting down in real time. Use it for a wedding, a birthday, a holiday, a deadline or any other life event — just pick the date and watch the days, hours, minutes and seconds tick down.
How many days until...?
Example Countdowns: How many days until...?
How many days until...?
How does the How many days until...? calculator calculate?
The calculator calculates to the nearest second how much time is left until a given future date. It uses the following method to define the exact difference between two dates:
- start date: always uses today’s date (year, month, day) and the exact local time (hours, minutes, seconds).
- end date: the date selected in the calculator (year, month, day); and the local time is midnight (00 o’clock, 00 minutes, 00 seconds).
How precise is the How many days until...? calculator?
The calculation method described above can determine to the nearest second how many days (and hours, minutes, seconds) are left until the date you have set. So if we check at 10 o’clock today how many days are left until tomorrow, the number of days will be zero, because there is no whole day left until tomorrow, only 14 hours. If you would rather just know how many days you need to sleep until a date, use our Days Between Two Dates Calculator.
How does the How many days until…? calculator give the result?
- The exact difference between the two dates is shown by a countdown timer that is constantly updated. You will see to the nearest second how much time is left until the date you set. So not only the number of remaining days but also the hours, minutes, and seconds are displayed and updated continuously as time passes and the date approaches.
- The difference appears in several units of time under the calculator. You can even use it to find out exactly how many seconds you have to wait until the specified date.
Frequently asked questions
How do I count the days until a date?
Enter the target date and the countdown subtracts today from it, showing the days, hours, minutes and seconds remaining and updating live.
Can I count down to any event?
Yes. It works for any future date — a wedding, birthday, exam, holiday or product launch — not just fixed calendar events.
Does the countdown update automatically?
Yes. It runs in real time in your browser, so the remaining days and time tick down without refreshing the page.
How many days are there until next year?
It depends on today's date. Enter 1 January of next year and the countdown shows the exact number of days remaining.
Can I share or bookmark a countdown?
Yes. Each date has its own URL, so you can bookmark or share the countdown to a specific date with anyone.