Mabon Southern Hemisphere 2024 Dates. Below are the dates when the seasonal moments could be celebrated ceremoniously in australia, southern hemisphere. Mabon, which coincides with the autumnal equinox, is one of the four pagan quarter days, along with litha (summer solstice), ostara (vernal equinox), and yule (winter solstice).

Mabon falls on the autumn equinox, a time when the day and night hours are equal. The autumn equinox, or mabon, takes place on or near september 21, and its spring counterpart falls around march 21.