On December 21st, the day length varies depending on the location due to the winter solstice in the Northern Hemisphere. Generally, this date has the shortest day and longest night of the year, with daylight lasting only a few hours in regions farther north. For example, in places like New York City, daylight lasts about 9 hours, while in locations above the Arctic Circle, there may be no daylight at all. In contrast, the Southern Hemisphere experiences the longest day of the year on this date.
The length of daylight changes every day. In the northern hemisphere, having been getting shorter every day for 6 months, they start getting longer from December 21st. In the southern hemisphere, having been getting longer every day for 6 months, they start getting shorter from December 21st.
march 21st and September 21st
21st June is the longest day of the year and 22nd December is the shortest day of the year.
On June 21 there is no sunrise on Antarctica and on December 21, there is no sunset.
Yes.
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It was A Tuesday
December 21st
December 21st 1972 was a Thursday.
The shortest day in Australia and the southern hemisphere in 2009 was June 21st.
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The shortest day in the Northern Hemisphere is December 21st.