Full Moon December 2023: The Full Cold Moon

Mark your calendars for the next December 2023 Full Moon. The next December full moon is Tuesday December 26, 2023 7:33 PM EST or December 27, 2023 12:33 AM UTC based on the data provided by NASA. It will be the twelfth full moon on the calendar for 2023.

A full moon occurs when the Earth is directly between the Sun and Moon so that the moon looks completely illuminated when you look at it. It happens about once a month or, 29.53 days on average.

Ready to dive a little deeper into the December 2023 Full Moon? Learn more about the moon’s nicknames and other facts.

Photo of the moon for the Full Moon December 2023 date, the Full Cold Moon

The dates and times provided by NASA in United States Eastern Time (ET) account for both Eastern Standard Time (EST) and Eastern Daylight Time (EDT) for part of the year in the United States. Also below is the Coordinated Universal Time (UTC) time. This was previously referred to as Greenwich Mean Time (GMT). Since your local time zone may be different, the exact dates may shift slightly for your calendar.

What is the name of the December 2023 Full Moon?

One name for the December 2023 Full Moon is the Full Cold Moon. It’s a name that doesn’t come as a surprise and one you may have guessed. The Full Cold Moon is a fitting name for a moon given how the temperatures get colder with the official start of Winter.

Another nickname for the December Full Moon is the Long Nights Moon, another equally fitting given December has the shortest day of the year.

A final nickname for the full moon is the Oak Moon.

Which season includes the December Full Moon?

In 2023, the December Full Moon will be the first full moon of the WInter 2023-2024 season. It will be the first full moon after the Winter Solstice in 2023.

The Winter Solstice marks the beginning of astronomical winter and the end of astronomical autumn in the Northern Hemisphere.

In 2023, the Winter Solstice will be Thursday December 21, 2023 10:28 PM EST or December 22, 2023 3:28 AM UTC.

Depending on the year, the Full Cold Moon can occur either at the end of Autumn or just after the start of Winter, depending on the timing of the Winter Solstice. In 2023, the Full Cold Moon is part of the Winter season.

When is the new moon for the 2023 Full Cold Moon?

The lunar cycle for the December Full Moon will begin with its new moon in December 2023. The New Cold Moon will be on Tuesday December 12, 2023 6:32 PM EST or 11:32 PM UTC, and will be in the new moon in Sagittarius.

Also interesting to note, in 2023, this will be one of the few new moon-full moon cycles that will be in the same month.

Future December Full Moons

Wondering when in the future the full moons will occur in December beyond December 2023 full moon? Here’s a list through 2029.

YearDay of the weekFuture December Full Moons
2023TuesdayDecember 26, 2023 7:33 PM EST
2024SundayDecember 15, 2024 4:02 AM EST
2025ThursdayDecember 4, 2025 6:14 PM EST
2026WednesdayDecember 23, 2026 8:28 PM EST
2027MondayDecember 13, 2027 11:09 AM EST
2028FridayDecember 1, 2028 8:40 PM EST
2028SundayDecember 31, 2028 11:48 AM EST (blue moon)
2029ThursdayDecember 20, 2029 5:46 PM EST

Past December Full Moons

And what about the past? Here is when the full moon occurred in the past for December.

In 2015, the December full moon occurred on Christmas!

YearDay of the weekPast December Full Moons
2022WednesdayDecember 7, 2022 11:08 PM EST
2021SaturdayDecember 18, 2021 11:36 PM EST
2020TuesdayDecember 29, 2020 10:28 PM EST
2019ThursdayDecember 12, 2019 12:12 AM EST
2018SaturdayDecember 22, 2018 12:49 PM EST
2017SundayDecember 3, 2017 10:47 AM EST
2016TuesdayDecember 13, 2016 7:05 PM EST
2015FridayDecember 25, 2015 6:11 AM EST

Future Full Moon Calendars

And if you’re looking for when the full moon occurs for the rest of the year, check out these future full moon calendars.

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Photo of the moon for the December 2023 Full Moon, the Full Cold Moon