The patron of Predosa is the Nativity of Mary, celebrated on 8 September in the Church of the Natività di Maria.
The town also venerates two co-patrons: Saint Sebastian, celebrated the third Sunday of January with a traditional agnolotti lunch at the parish hall, and Saint Mary Magdalene, celebrated with a fair the third Sunday of July. During June, the Strawberry Fair is also held, organized by the local Pro Loco. The town also holds the Church of San Lorenzo.