What is the Cold Supermoon — and why December 4 matters • The December full moon is traditionally called the Cold Moon (also known as the Long-Night Moon, Moon Before Yule, or Frost Moon) — named for the deepening winter chill, long nights, and the seasonal turning point.  • In 2025, the Cold Moon on December 4 coincides with a Supermoon — meaning the moon is at or near perigee (its closest point to Earth), making it appear slightly larger and brighter than a “normal” full moon.  • This Superm

this year went by so fast December is the twelfth and final month of the year in the Gregorian calendar, often associated with the transition from autumn to winter in the Northern Hemisphere. As daylight grows shorter and temperatures drop, the month takes on a distinct atmosphere marked by colder weather, early sunsets, and a sense of winding down the year. Many cultures also treat December as a time of reflection—an opportunity to look back on the past months, celebrate accomplishments, and pr