The patron of Sarnano is Our Lady of the Assumption, celebrated on 15 August.
On the second Sunday of August, the Palio del Serafino is held, in which the four districts of Abbadia, Brunforte, Castelvecchio and Poggio compete, accompanied by a historical procession in costume. The town holds the Teatro della Vittoria and the Abbazia di San Biagio, as well as the former Santa Chiara convent.