While cultural and regional variations can influence how people perceive the seasons, the astronomical and meteorological definitions provide a clear classification of December as a winter month in the Northern Hemisphere and a summer month in the Southern Hemisphere.
Beyond the science, there is the "vibe." For many people, December feels like the heart of winter because of the cultural cues surrounding it: is december fall or winter
By this definition, December is considered part of winter in the Northern Hemisphere. While cultural and regional variations can influence how