Winter Solstice 2025 Australia. The winter solstice is the shortest daylight and the longest night. The winter solstice is the day of the year that has the least daylight hours of any in the year and usually occurs on 22 june but can occur between 21 and 23 june.
At the winter solstice, we have the longest night and the shortest day of the year. For australia, the winter solstice is today โ friday, june 21.