Endings are tricky: You want closure and to go out with a bang—which is a hard balance. It’s natural to want the end of the year to be meaningful. Even the moon appears to agree with this sentiment, and it’s about to prove it.

The final full moon of 2025, which is also called the cold moon, will be a bright supermoon occurring on December 4.

Before we get into how best to moon-gaze, let’s break down what that all means, and do a year-end moon review.

Why is December’s full moon called the ‘cold moon’?

Human beings assign names even to celestial happenings. The Old Farmer’s Almanac compiled the most commonly used monikers, based on Old English and Native American sources.

December’s moon is called the cold moon because of the chilly winter temperatures. According to EarthSky, it is als

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