The modern Sabbats that many Wiccans and Neo-Pagans now follow are: Imbolc (February 2), Ostara (Spring Equinox), Beltane (May 1), Litha (Summer Solstice), Lammas (August 1), Mabon (Autumn Equinox), Samhain (October 31) and Yule (Winter Solstice).
see also