Christmas: Live Countdown, Date & Greetings

Christmas Greetings & Messages

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The Short Answer

Christmas Day is December 25. That is true every year, in every country that follows the Gregorian calendar, with no exceptions and no committee that could move it. Compare that to a holiday like Black Friday, which is defined by a weekday rule and drifts around the calendar: Christmas is a fixed date, so the only thing that actually changes from year to year is which day of the week it lands on.

The rest of this page exists to back that answer up with sources, not just repeat it: the live countdown above ticks down to the real date using your own device clock, the greetings section below gives you something to actually send someone, and the sections further down explain how a date that old survived over a thousand years of calendar reforms unchanged.

Why Is Christmas on December 25?

Nobody wrote down a birth certificate for Jesus of Nazareth, and the Christian Bible itself gives no calendar date for the nativity. The December 25 date was fixed by the early Christian church centuries later, and historians point to two main explanations that are not mutually exclusive.

• The Roman winter festival theory: December 25 was already the date of Dies Natalis Solis Invicti, "the birthday of the unconquered sun", tied to the winter solstice under the Roman calendar in use at the time. Early Christian writers may have chosen the same date to give the new holiday a familiar place on a calendar people already celebrated.
• The computation theory: some early theologians calculated the date of Jesus's conception (March 25, nine months earlier) from the date they believed he died, then simply counted nine months forward to get December 25. This idea shows up in Christian writing from as early as the 3rd century.
• The first solid historical record of December 25 being marked as Christmas comes from a Roman almanac dated to 336 CE, roughly three centuries after the events the holiday commemorates.

Is December 25 the Same in Every Calendar?

No, and this is the part that trips people up. The Gregorian calendar, the one most of the world uses for civil dates, fixes Christmas at December 25. But several Orthodox Christian churches, including the Russian Orthodox Church, the Georgian Orthodox Church, and the Serbian Orthodox Church, still follow the older Julian calendar for religious feast days. Because the Julian calendar has drifted 13 days behind the Gregorian one over the centuries, their "December 25" currently falls on January 7 in the Gregorian calendar that most calendars and news reports use.

So when you see a headline about "Orthodox Christmas" on January 7, it is not a second, different holiday: it is the same December 25 feast date, just measured on a different calendar. Some Orthodox churches, including the Greek and Romanian Orthodox churches, switched to the Gregorian calendar for fixed feasts in the 1920s and do celebrate on December 25 alongside Western churches.

How Christmas Became a Global Holiday

The core religious feast is old, but a lot of what people now think of as "Christmas", the tree, the gift-giving, the specific image of Santa Claus, is far more recent and mostly took shape in the 19th century. Prince Albert popularized the decorated Christmas tree in Britain in the 1840s after it arrived from German tradition. Washington Irving and later Clement Clarke Moore's poem shaped the modern American image of a gift-bringing Saint Nicholas figure. Charles Dickens's 1843 novella A Christmas Carol did more than almost any other single work to link the holiday with charity, family gatherings, and a specific kind of Victorian warmth that still shapes how the season is marketed today.

By the early 20th century, industrialized advertising and mass-produced greeting cards had turned a religious feast day into a full commercial season stretching back weeks before the day itself. Want the full year-by-year history, including the older pagan winter festivals Christmas absorbed traditions from? Read the full history of Christmas.

Is Christmas Day a Public Holiday?

Yes, unlike some retail shopping days, Christmas Day is an official public holiday almost everywhere it is celebrated. In the United States it is one of only eleven federal holidays set by Congress. Government offices, banks, the postal service, and most private businesses close for the day.

• Federal government offices, banks, and mail delivery: closed
• Public schools: closed, typically as part of a longer winter break
• Most retail: closed on the day itself, though many stores reopen for sales the next morning
• Private employers: the large majority give staff the day off, often as a paid holiday

Christmas Eve vs. Christmas Day

Christmas Eve, December 24, is not itself a federal holiday in the United States, though many employers give staff a half day or the full day off anyway, and it carries real religious and cultural weight of its own. Midnight Mass, the biggest single church service of the year for many Christian denominations, is held on the evening of December 24 into the early hours of December 25. In several European countries, including Germany, Austria, Poland, and much of Scandinavia, Christmas Eve rather than Christmas Day is the main event: that is when families gather, exchange gifts, and eat the main holiday meal, with December 25 itself treated as a quieter second day of the holiday.

Christmas Around the World

The December 25 date is shared across the Christian world, but how the day is actually celebrated varies enormously by country and tradition.

• United States and Canada: Santa Claus, stockings, a family meal, and gift-opening on the morning of December 25.
• United Kingdom, Australia, and Ireland: similar gift-giving traditions, plus Boxing Day (December 26) as a second public holiday.
• Germany, Austria, and much of Scandinavia: the main celebration and gift exchange happen on the evening of December 24.
• Orthodox Christian countries following the Julian calendar (Russia, Georgia, Serbia, and others): the equivalent feast falls on January 7 on the Gregorian calendar, as explained above.
• Many Latin American and Southern European countries: Midnight Mass on December 24 (Nochebuena/la vigilia) is the central event, with the 25th itself a quieter family day.

Christmas Dates: This Year and Next

Here is a condensed view covering the two years just behind us and the three years ahead, so you can see the pattern without scrolling through a much longer table. Christmas Day itself never moves off December 25, but the weekday it lands on shifts by roughly one day each year. For the complete table back to 2016 and forward to 2035, see the full Christmas date page.