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DateAlmanac

December 2030

  • 31 days
  • Starts Sunday
  • Ends Tuesday
  • 21 working days
  • 9 weekend days
  • ISO weeks 48–1
Calendar grid for 12/2030, weeks starting Sun
ISO week number, Monday to Sunday
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 2030 as well — see the calendar with every holiday.

Moon phases

  • First quarter

    Sun, Dec 1

    5:56 PM ET

  • Full moon

    Mon, Dec 9

    5:40 PM ET

  • Last quarter

    Tue, Dec 17

    7:01 PM ET

  • New moon

    Tue, Dec 24

    12:32 PM ET

  • First quarter

    Tue, Dec 31

    8:36 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 2030

December 2030 has 31 days. It begins on a Sunday and ends on a Tuesday, which gives the month five Sundays, Mondays and Tuesdays — and only four of every other weekday. Of its 22 weekdays, 1 is a federal holiday, leaving 21 working days.

The December solstice falls on Saturday, December 21, 2030, the 21st of the month.

2030 at a glance

Calendar with holidaysPrintable versionDownload PDFFull year 2030