February in Castellana Grotte is the rainiest, the windiest, and the cloudiest month of the year. In February, the weather in Castellana Grotte is typically warm. Average daily high temperature in February is about 12 degrees above zero. On average, Castellana Grotte has 12 rainy, 9 sunny, 5 partly cloudy, and 3 cloudy days in February. The rains are usually heavy. February as well as January and March is considered the most uncomfortable time to visit Castellana Grotte.