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DateAlmanac

December 2028

  • 31 days
  • Starts Friday
  • Ends Sunday
  • 20 working days
  • 10 weekend days
  • ISO weeks 48–52
Calendar grid for 12/2028, weeks starting Sun
ISO week number, Monday to Sunday
48
49
50
51
52
1

Holiday or observanceWeekend

Holidays in December

  • Christmas EveDec 24
  • Christmas DayDec 25
  • New Year's EveDec 31

Federal holidays from 5 U.S.C. §6103, plus widely kept US observances. 4 religious dates fall in December 2028 as well — see the calendar with every holiday.

Moon phases

  • Full moon

    Fri, Dec 1

    8:40 PM ET

  • Last quarter

    Sat, Dec 9

    12:38 AM ET

  • New moon

    Fri, Dec 15

    9:06 PM ET

  • First quarter

    Sat, Dec 23

    4:44 PM ET

  • Full moon

    Sun, Dec 31

    11:48 AM ET

Times in US Eastern. Computed from Meeus, Astronomical Algorithms, ch. 49.

The moon through December

  1. 1
  2. 3
  3. 5
  4. 7
  5. 9
  6. 11
  7. 13
  8. 15
  9. 17
  10. 19
  11. 21
  12. 23
  13. 25
  14. 27
  15. 29
  16. 31
The moon every other evening, drawn at its true illumination. The terminator is a semi-ellipse, not a straight edge — it only looks straight at the quarters.

About December 2028

December 2028 has 31 days. It begins on a Friday and ends on a Sunday, which gives the month five Fridays, Saturdays and Sundays — and only four of every other weekday. Of its 21 weekdays, 1 is a federal holiday, leaving 20 working days.

The December solstice falls on Thursday, December 21, 2028, the 21st of the month.

2028 at a glance

Calendar with holidaysPrintable versionDownload PDFFull year 2028