Please note that these versions of Celtic festivals were celebrated in primarily in Ireland. In addition, there are many variations on the spellings of the following names.
Beltane | Beltane is a festival that took place on May 1st. It is associated with fertility, and participants traditionally danced around fires.
Imbolc | The Celtic festival of Imbolc was held on the first day of February. One interpretation is that is possibly meant to encourage an end to winter.
Samhain | Samhain is a festival traditionally held on November 1st. It marks the Celtic new year, and indicates a time when the Otherworld was accessible.