Inmaculate Conception Day
The Feast of the Immaculate Conception is a Christian observance on December 8 each year.
Elsewhere on timeanddate.com
Christmas Day
Christmas Day is one of the biggest Christian celebrations and falls on December 25 in the Gregorian calendar.
New Year's Eve
New Year’s Eve is the last day of the year, December 31, in the Gregorian calendar.
AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?