December's full moon will appear in the sky this week. It's the final full moon and third supermoon of the year, also known as the 'Cold Moon.' The Cold Moon gets its name from being closest to the winter solstice. It is also known as the 'Moon Before Yule' and the 'Long Night Moon.'

It reaches peak illumination at 6:14 p.m. EST on Thursday, Dec. 4, but it will be visible and appear full to the naked eye during the next couple nights.

What You Need To Know • December's full moon peaks Thursday evening • It's the final full moon and third supermoon of 2025 • The next full moon will be the 'Wolf Moon' on Jan. 3, 2026

The Cold Moon will notably be the highest full moon of the year in the Northern Hemisphere. The sun will be at its lowest point in the sky, which means that the moon wi

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