Shortest Day Of 2025 Australia 2025. The winter solsitice is both the shortest day of the year and also the longest night. The winter solstice in australia occurs when the earth’s south pole is tilted the furthest away from the sun.

It also lists astronomical sunrise and sunset timings on winter solstice day. (janie barrett) (supplied nine) it began at 6.51am aest today for the southern hemisphere.