The patron of Lunamatrona is Saint John the Baptist, celebrated on 24 June.
Every year, on the first Sunday of September, the sagra of the dry-farmed melon, of malvasia wine and of the «sheep in a coat» is held. The municipality also holds the Museo Sa Corona Arrubia, the Nuraghe sa Lopera, the Nuraghe Trobas and the Tomba dei giganti Su Cuaddu 'e Nixias.