What is the winter solstice? What makes the winter solstice the shortest, darkest day of the year? Why have humans marked the occasion since prehistory? Each year, the astronomical winter begins with the shortest day of the year: the winter solstice, the day with the fewest hours of sunlight. In the northern hemisphere, the winter solstice occurs every year on December 21 or 22. After that point, the days begin to grow longer. Here’s a look at what the winter solstice actually is and why it’s so historically and culturally significant.
What Is the Winter Solstice & Why Does It Matter So Much?
