When is the full moon in December 2027?

The full moon (the “Cold Moon”) is on December 13, 2027 at 16:09 UTC.

When is the new moon in December 2027?

The new moon is on December 27, 2027 at 20:12 UTC.

What do the percentages mean?

The illuminated fraction of the Moon’s visible disc at 12:00 UTC that day, computed from real ephemerides (astronomy-engine).

Space Time

Moon Phases: December 2027

The Cold Moon is full on December 13, 2027. Every day’s phase is below, computed from real ephemerides, and you can watch any night in 3D.

▶ Watch the Cold Moon in 3D Free · real ephemerides · no install

December 2027 phase calendar

Sun

Mon

Tue

Wed

Thu

Fri

Sat

🌒

11%

🌒

18%

🌒

26%

🌒

34%

🌓

43%

🌓

53%

🌔

62%

🌔

71%

🌔

80%

🌔

88%

🌔

94%

🌔

98%

🌕

100%

🌖

99%

🌖

95%

🌖

89%

🌖

81%

🌖

71%

🌖

60%

🌗

49%

🌘

38%

🌘

28%

🌘

19%

🌘

11%

🌘

🌑

🌒

12%

Calendar days in UTC; the phase shown is at 12:00 UTC each day.

Exact times

🌓First Quarter2027-12-06 05:22 UTC
🌕Full Moon “Cold Moon”2027-12-13 16:09 UTC
🌗Last Quarter2027-12-20 09:11 UTC
🌑New Moon2027-12-27 20:12 UTC

Times in UTC (shown in your timezone when JavaScript is on).

← November 2027 All months

See it, don’t just read it

Space Time is a free in-browser planetarium. Jump the clock to any date above and the Moon shows that exact phase, or stand on the Moon itself and watch the Earth. Open the app.