In order to find out the weather forecast for Italy, you have to click on the Weather forecast in the menu. You will get the il Meteo. Open the square Regione (or find the right region on the map) and click on Umbria.
Go to next square "Provincia" and click on Perugia. In the square Comune you will find Panicale. Then you can look up the weather forecast for one week at the time - or for each four hours. You have to click on the right day - e.g. Domenica means Sunday.