Julian Date Calendar 2027

Convert any 2027 calendar date to its Julian date (ordinal day of the year). The full-year reference table below runs from 001 on January 1 to 365 on December 31.

A Julian date (also called an ordinal date or day of year) numbers each day of 2027 from 001 to 365. It is the format printed on manufacturing lot codes, food-packaging date stamps, and military date-time groups. Find any date in the table below: read down to the day of the month and across to the month to get that day's Julian date. 2027 is a common (non-leap) year, so it runs from day 001 to day 365.

DayJanFebMarAprMayJunJulAugSepOctNovDec
1001032060091121152182213244274305335
2002033061092122153183214245275306336
3003034062093123154184215246276307337
4004035063094124155185216247277308338
5005036064095125156186217248278309339
6006037065096126157187218249279310340
7007038066097127158188219250280311341
8008039067098128159189220251281312342
9009040068099129160190221252282313343
10010041069100130161191222253283314344
11011042070101131162192223254284315345
12012043071102132163193224255285316346
13013044072103133164194225256286317347
14014045073104134165195226257287318348
15015046074105135166196227258288319349
16016047075106136167197228259289320350
17017048076107137168198229260290321351
18018049077108138169199230261291322352
19019050078109139170200231262292323353
20020051079110140171201232263293324354
21021052080111141172202233264294325355
22022053081112142173203234265295326356
23023054082113143174204235266296327357
24024055083114144175205236267297328358
25025056084115145176206237268298329359
26026057085116146177207238269299330360
27027058086117147178208239270300331361
28028059087118148179209240271301332362
29029088119149180210241272302333363
30030089120150181211242273303334364
31031090151212243304365

Key 2027 Julian dates

How to read the Julian date calendar

  1. Find the day of the month in the left column (1-31).
  2. Move across to the month column.
  3. The cell shows that date's Julian date (day of year), written as three digits.

Need today's date instead? Use our live Julian date calculator for the current Julian day number, ordinal date, and Modified Julian Date.

Julian Date Calendars for other years

Frequently asked questions

What is the Julian date for January 1, 2027?

January 1, 2027 is Julian date 001 (the first day of the year).

What is the Julian date for December 31, 2027?

December 31, 2027 is Julian date 365, the last day of 2027.

Is 2027 a leap year?

No. 2027 has 365 days, so Julian dates run from 001 to 365.

What is a Julian date?

In everyday use, a Julian date (or ordinal date) is the day of the year numbered 1 to 365 (366 in a leap year). It is widely used on manufacturing lot codes, food packaging, and in the military.

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