Residents have been warned to avoid making any unnecessary journeys as roads have been affected.
The popular tourist destination of Zakynthos, or Zante, has also been hit by the snowfall this weekend.
Zakynthos Informer tweeted: “Snow on Zakynthos! Yes, not only do we have cold weather but the mountains have had snow!”
Aleksander Onishchuk tweeted: “Snow fell on the Mediterranean island of Mykonos.
“Local residents note that the last time such an amount of snow was observed on the island was several decades ago.”