Greece is a beautiful country with a long coastline. It is 80% mountainous area. In general, you will have mainly sunny weather, with temperatures above 30 degrees, but rainy days can also occur.
This route is a combination of impressive culture, nice places, beautiful varied landscapes, cozy terraces and wonderful beaches. Sometimes the places are on the small side. It is therefore possible that you have to fit and measure a bit when it is busy at a motorhome site.