Winter Solstice 2025 Australia. Winter solstice 2024, 2025 winter & summer solstice. Winter solstice 2025 (beginning of astronomical winter) on the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that is, as far as possible from the celestial equator to the south (for the northern hemisphere of the earth).

Most major cities in australia will have more than 14. At the winter solstice, we have the longest night and the shortest day of the year.