Täna on talvine pööripäev..
The December solstice occurs when the sun reaches its most southerly declination of -23.5 degrees. In other words, it is when the North Pole is tilted 23.5 degrees away from the sun.
http://www.timeanddate.com/calendar/december-solstice.html
Muuhulgas algab õhtul kell 19:47 talv.
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