When Is Winter Solstice 2025 Australia 2025. 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. The winter solstice happens at different.

The first day of winter 2025 is on the 21 st june in australia. Winters in australia are known for their cooler temperatures and shorter.