Longest Night Of The Year 2024. Edt on june 20, according to timeanddate.com. Winter solstice is the shortest day of year, longest night of the year and the official first day of winter in the northern hemisphere.
Comments (1) the winter solstice marks the longest night of the year in the northern hemisphere.(image credit: Summer begins with the solstice on thursday, june 20, 2024, marking the astronomical first day of summer in the northern hemisphere.