Date and Countdown
See the holiday and how long until a date, in days, hours, minutes and seconds.
About this tool
Pick a date in the calendar on the home page, or use the date picker here, to see what is on that day. The page shows whether the date is a US federal holiday, the week number, the day of the year and a countdown that updates every second. For dates in the past it shows how long ago it was.
Frequently asked questions
What does the page show for a date?
The weekday, week number, day of the year, whether the date is a US federal holiday, and how long until (or since) the date in days, hours, minutes and seconds.
How is the countdown calculated?
We count from now to the start of the day at 00:00, using your device's clock. For dates in the past we count the time that has passed since the day started.
Can I share a specific date?
Yes. The address contains the date, for example ?d=2027-05-17, so you can copy the link and send it.