Iranian people celebrate the night of the Northern Hemisphere's winter solstice as, "Yalda night", which is known to be the "longest and darkest night of the year". · The 2024 winter solstice in the Northern Hemisphere occurs at 4:21 a.m. EST on December 21st, marking the shortest day and longest night of the year. · Have you ever noticed that the sun’s rays don’t feel quite as strong during the winter? During the summer solstice the Earth is tilted toward the sun putting it at its highest elevation in the sky resulting in the longest day of the year. · While blisteringly cold weather arrived early for many people in the US, it's now officially winter. The winter solstice is Sunday, and Earth's shortest, darkest day is here. · Sunday, Dec. 21 is the winter solstice, marking the shortest day and longest night of the year. Long before modern science explained the phenomenon, ancient cultures recognized the solstice as a... · During the winter solstice, the Sun travels the shortest path through the sky due to the axial tilt of Earth. That day therefore has the least daylight and the longest night. · The winter solstice is the shortest day and longestnight of the year. In 2024, in the Northern Hemisphere, it takes place on December 21.