The patron of Gemmano is Saint Sebastian, celebrated on 20 January.
In the week of Ferragosto the Sagra della pappardella al cinghiale, a wild-boar pappardelle festival, is held and has passed its fortieth edition; since 1982, on 1 May, the Festa della Fava e del Formaggio takes place at the Santuario della Madonna di Carbognano.