The patrons of Cerro al Lambro are Saints James and Christopher, celebrated on the first Sunday of October in the Church of Santi Giacomo Maggiore Apostolo e Cristoforo Martire.
May brings the Sagra di Riozzo, July the A tutto sport sports event, and June to July Estate nel Parco. The town also holds Palazzo Annoni and the Oratory of San Rocco Confessore.