Date and time reference
Every date, made clear.
Find how long ago a date was, count down to what’s next, or calculate the days between. Straight answers, useful tools, and easy-to-read calendars.
Explore the tools
What would you like to calculate?
01
Exact date + year
How long ago was January 1, 2020? See years, months, weeks, days, hours, minutes and seconds.
Browse dates →02Time of day
How long ago was 4:30 PM? Get both time since and time until the next occurrence.
Browse times →03Date arithmetic
Find 451 calendar days from a date, 116 days before a date, or the gap between two dates.
Calculate offsets →04Recurring events
Countdowns to named observances with the underlying date basis and sources kept close to the answer.
Browse events →On the calendar
All events →Coming up on the calendar
November 10International Accounting DayNovember 10Marine Corps BirthdayNovember 10National Vanilla Cupcake DayNovember 10United States Marine Corps BirthdayNovember 10World Immunization DayNovember 10World KC DayNovember 10World Science Day for Peace and DevelopmentNovember 1111 November — anniversary of the 1918 Armistice and annual commemoration of Victory and PeaceNovember 11Armistice 1918November 11Dia da Independência NacionalNovember 11National Education Day (Rashtriya Shiksha Diwas)November 11Remembrance Day in Australia
Calendar
Browse a recurring calendar date
Years
All years →