Winter Solstice 2025 Canada Calendar. The next full moon will be monday evening, jan. In the northern hemisphere, the winter solstice occurs when the path of the sun is farthest south in the sky, which happens on either december 21st or 22nd every year.

Fall starts at the moment when the sun is directly over the equator, going from north to south: It will happen on saturday 21 at 11.19 p.m.