St. Patrick’s Day occurs annually on March 17 in observance of the death of St. Patrick, the patron saint of Ireland. What began as a religious feast day in the 17th century has evolved into a variety of festivals across the globe celebrating Irish culture with parades, special foods, music, dancing, and a whole lot of green.
St. Patrick’s Day. St Patrick’s Day is a global celebration of Irish culture on or around March 17. It particularly remembers St Patrick, one of Ireland’s patron saints wearing green. On St Patrick’s Day, it is customary to wear shamrocks or green clothing.