Mabon 2025 Dates In. Mabon is celebrated from september 21 of every year, and it ends on september 29. Mabon is one of eight sabbats, contemporary pagan festivals that mark the changing of the seasons on the pagan calendar known as the wheel of the year.the.
Yule, ostara, litha and mabon, fall on the equinoxes and solstices, the. Autumn equinox 2025 marks the beginning of the crisp fall season in the northern hemisphere.