In June, the weather in San Casciano in Val di Pesa is typically warm. Average daily high temperature in June is about 26 degrees above zero. On average, San Casciano in Val di Pesa has 16 sunny, 7 rainy, 5 partly cloudy, and 2 cloudy days in June. The rains are usually light. June as well as July is considered the most comfortable time to visit San Casciano in Val di Pesa.