The illustration for December from Les Très Riches Heures du duc de Berry, manuscript illuminated by the Limburg Brothers, c. 1416; in the Musée Condé, Chantilly, Fr.
December, twelfth month of the Gregorian calendar. Its name is derived from decem, Latin for “ten,” indicating its position in the early Roman calendar.
This article was most recently revised and updated by Charly Rimsa.