Weather in Mykonos, Greece

climate of Mykonos is similar to the one of the other Cyclades and is typically Mediterranean, with mild winters and hot, dry summers.

From April to August, weather is always bright and sunny


The island has a very law rainfall and for that reason it is using tankers to supply its population and the high tourism in water. But caution, this water is not drinkable

http://www.greeka.com/cyclades/mykonos/mykonos-weather.htm