December's Cold Moon—the last full moon of the year—will appear in the sky overnight Sunday into Monday, and coincide with a rare lunar event in which observers can see it rise and set at its most extreme points on the horizon.

Cold Moon is due to light up the night skies this week. It will appear largest at 4:01 a.m. ET on Sunday, December 15, and marks the final full moon of the year. The Cold Moon is the name traditionally given to the full moon that occurs in December by the Native American Mohawks,

December's full moon, known as the Cold Moon, is the last full moon of 2024. Here's when it peaks and why it's called the Cold Moon.