There are two different definitions of winter: meteorological and astronomical. One started Dec. 1; the other won't be here ...

This red line represents the Equator. It’s an imaginary line that ... ‘temperate climate’, where we experience four distinct seasons, spring, summer, autumn and winter.

The tilt and "the sun's alignment over the equator" are what shape the equinoxes and solstices, according to National Centers ...