How, When And Where Can You See A Merry 'Cold Christmas Moon'

How to see the Cold Moon, the longest full moon of the year.

December's Cold Moon, the longest full moon of the year, will make a big appearance this Saturday night (Dec. 18), making it the last full moon before the colder time of year solstice in the Northern Hemisphere.

So what's so extraordinary about the "Cold Christmas Moon?" Of the 12 full moons in 2021, there was a "Blue Moon," two "Blood Moon" lunar eclipses and three alleged supermoons … and presently one "micro moon."