Winter extends from the winter solstice – the shortest day of the year – to the vernal equinox, the start of spring. In the Northern Hemisphere, that’s December, January, February and March.
The first day of astronomical winter is Saturday, Dec. 21, marked by the winter solstice, according to The Old Farmer’s Almanac. The solstice is expected at 4:21 a.m. ET in the Northern ...
The winter solstice, also known as the hibernal solstice, happens when either one of our planet’s poles reaches its maximum tilt away from the Sun. This happens twice every year, once for the ...