July in Castiglione di Sicilia is the sunniest month of the year. In July, the weather in Castiglione di Sicilia is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Castiglione di Sicilia has 30 sunny and 1 rainy day in July. The rains are usually moderate. July as well as June is considered the most comfortable time to visit Castiglione di Sicilia.