The patron saint of Cannobio is Saint Victor, celebrated on 8 May in the Church of San Vittore.
On 8 January, the Feast of the Most Holy Pietà is held, venerated in the Sanctuary of the Santissima Pietà. The municipal territory also holds the church of San Gottardo and the church of the Madonna Addolorata, as well as the Castles of Cannero.