The Cold Moon is the traditional name for the full moon in December, so the next Cold Moon will be the December full moon of this year, 2026.

Quick Scoop

  • The Cold Moon is the last full moon of the year and occurs each December , marking the onset of the coldest, darkest part of the year in the Northern Hemisphere.
  • In 2026, the December full moon falls on December 23 (local time in many places, December 24 in UTC) , and that full moon is what is commonly called the Cold Moon.
  • The name “Cold Moon” comes from traditional North American and European naming of full moons, tied to seasonal changes like longer nights and colder temperatures.

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