Early March - Mardi Gras and the Beginning of Lent. Mardi Gras (Carnival) festivities are plentiful in the USA, but most especially in New Orleans. Learn more about upcoming dates for Mardi Gras. Mardi Gras is usually in February but sometimes falls in March - see also February in the USA.
Mid- to Late-March – Easter. While the United States is a secular country, some businesses and schools will close on the Good Friday before Easter Sunday or the Monday after (Easter Monday). One of the nation’s biggest Easter-related festivities is the White House Easter Egg Roll, held on the South Lawn of the White House. Tickets to the Easter Egg Roll are free, but limited, and available only via a lottery system on the White House website. See also April in the USA.
Mid- to Late-March - National Cherry Blossom Festival. One of spring's most glorious events sees the blooming of hundreds of pink and white cherry blossom trees around the Tidal Basin of the National Mall in Washington, DC. While the trees are the main attraction for visitors, organizers of the National Cherry Blossom Festival also plan a Japanese cultural festival, a parade, and numerous art and food events throughout the capital to coincide with the blooms. Learn more about the National Cherry Blossom Festival from the official website, or visit About's Guide to Washington, DC, for a comprehensive guide to the National Cherry Blossom Festival. Note that the Cherry Blossom Festival typically begins in mid- to late-March and runs through April. See also April in the USA.
March 17 - St. Patrick’s Day. Many people in the United States are of Irish ancestry, while others like to celebrate the Irish holiday with traditional Irish food, music, and pints of Guinness. No matter where you are in the United States on St. Patrick’s Day, you are bound to find a celebration and lots of "wearing o’ the green." Read more about St. Patrick’s Day in the U.S.