From wiccanfamilytemple.org
MAY 1: BELTANE SABBAT: Festival of Spring and Fertility. Sidhe Day. Beltaine – Celtic festival marking the arrival of summer in ancient times.
MAY 4: Celtic/British Festival of Cerridwen and Brigit: Corn Goddesses of Fertility
May 4 – Celtic Festival of Cerridwen and Brigit – Corn Goddesses of fertility, healing, and poets.
– St. Monica’s Day (Irish)
– Veneration of the Thorn (Irish)
– Festival of Sheila Na Gig (Irish)
MAY 6: – Shepherd’s Day – Day to meditate on Deity as Lord of Animals: Dumuzi (Old Sumerian), Osiris (Egyptian), Pan (Old Greek), Shiva Pasupati (Hindu).
– Eyvind Kelve (Norse)
MAY 9: – Greek Feast of Artemis
MAY 9-12: Lemuria – Roman festival when the spirits of the dead are thought to revisit their homes.
MAY 13: – Roman Garland Day, Offering garlands to Neptune.
– Month of Hawthorn, Celtic festival of the tree.
– Our Lady of Fatima Day (Portugal)
MAY 14: – Isis Day in ancient Egypt
MAY 14: -16 Feast of Divine Love and Compassion – Source of healing and beneficence, honoring the Goddess as Isis (Old Egyptian), Oshun (Yoruba/Santeria), Lakshmi (Hindu).
MAY 15: – Festival of Vesta (Roman)
– Maia and Mercury’s Day (Roman)
MAY 18: – Celtic Feast of Greek God Pan – Who represents the masculine in Nature and protects men throughout their lives. Men recognized the transitions in their lives and honored male fertility.
MAY 19: Celtic Feast of Brigid – In which sacred healing wells and springs were adorned with flowers in honor of Goddess Brigid, daughter of Mother Goddess Danu and Father God Dagda.
MAY 21: Dark/Bright Mother Goddess Day—honoring Hecate/Demeter; Uma; Kali/Parvati .
MAY 26: – Festival of Diana begins (ends 31st) (ancient Roman holiday)
MAY 28: FEAST OF BENDIDIA—family feast day honoring of the Goddess of the Moon, Dark Moon, Underworld, Secret Wisdom and Witches.
May 30 – Frigg’s Day, Northern Goddess, spouse of Odin (Teutonic “heathen” European pre-Christian holiday)
– Feast of the Queen of the Underworld Begins (Roman)
– Feast of the Queen of Heaven (European)