Overview
Introduction
Knowing in advance which day of the week Christmas falls on is useful for planning travel, time off, and family gatherings well ahead of the holiday season.
This tool looks it up instantly for any single year or a whole range of years, so you can plan multiple years out in one pass.
What Is Find What Day of the Week Christmas Falls On?
A focused date lookup tool that reports the day of the week for December 25 in one year, or in every year across a range you specify.
It's a specialized companion to the more general calendar and weekday tools, aimed squarely at the one question people search for every holiday season.
How Find What Day of the Week Christmas Falls On Works
The input is parsed as either a single 4-digit year or a hyphenated range of two years, with the range capped at 500 years to keep results manageable.
For each year in the requested range, the tool builds a UTC date for December 25 of that year and reads off its day-of-week index.
Each year's result is formatted as "year: Weekday" and the lines are joined together for a multi-year range.
When To Use Find What Day of the Week Christmas Falls On
Use it when planning holiday travel, events, or time-off requests that depend on which day of the week Christmas falls on.
It's also useful for scheduling recurring December content, retail promotions, or school calendars that need to account for where the holiday lands.
Often used alongside Find Day of the Year, Find Date by the Day of the Year and Find Week of the Year.
Features
Advantages
- Handles both a single year and a multi-year range in the same input format, no need to look up each year separately.
- Uses exact date arithmetic, so results are correct across leap years and century boundaries without any manual adjustment.
- Fast, plain-text output that's easy to scan or paste elsewhere.
Limitations
- Only reports December 25's weekday, it doesn't account for regional variations in which date a culture observes as its main Christmas holiday.
- Uses the proleptic Gregorian calendar throughout, so results for dates before a country's historical adoption of the Gregorian calendar won't match its contemporary local records.
Examples
Best Practices & Notes
Best Practices
- Use a range instead of repeated single-year lookups when comparing several years at once, like planning which upcoming years give a long weekend around the holiday.
- Remember that a leap year shifts the following year's Christmas weekday by two days instead of one, since an extra day falls between the two December 25ths.
Developer Notes
Year and range parsing use two separate regular expressions, `/^(\d{4})$/` for a single year and `/^(\d{4})-(\d{4})$/` for a range, and each year's weekday comes from `new Date(Date.UTC(year, 11, 25)).getUTCDay()`, indexed into a fixed Sunday-first weekday name array.
Find What Day of the Week Christmas Falls On Use Cases
- Planning holiday travel or family gatherings years in advance around which day Christmas falls on
- Scheduling recurring December events, promotions, or school breaks that depend on the holiday's weekday
- Quick historical or trivia lookups for which day Christmas fell on in a past year
Common Mistakes
- Entering the range with the start year after the end year, which the tool rejects as invalid.
- Assuming Christmas Day's weekday repeats on a simple fixed cycle, leap years disrupt the usual one-day-per-year shift.
Tips
- Use Day of Year Finder if you also need to know December 25's day-of-year number, not just its weekday.
- Combine with Week of Year Finder to see which calendar week Christmas falls into for a given year.