The patron of Silanus is Saint Anthony the Abbot, celebrated on 17 January.
The calendar of feasts also includes Saint Mary Magdalene on 22 July and Saint Sabina in the second week of September, tied to the Chiesa di Santa Sabina; the territory also preserves the Nuraghe Santa Sabina, the Nuraghe Orolio and the Nuraghe Mura s'Inzamo.