The weather of Santorini is much the same as for most of the Cyclades islands: hot sunny summers and dry winters with a few rainfalls. In brief, the weather in Santorini is nice and sunny during the tourist season (from April to October) with August being the hottest month.
Does Santorini have an off season?
It's rather challenging to have a memorable trip to Santorini, but many think it's too expensive. The best time to visit Santorini for budget-conscious travellers is during the off-season between the end of October and March when hotels have vacant rooms and airlines offer lower fares.
What month does it rain in Greece?
January brings the coldest temperatures, with average daily highs of 13.3°C. Rain remains likely throughout the winter months, with December seeing an average rainfall of 65mm. Sunshine hours are at their lowest during winter. December and January receive only around 4 hours of sunshine per day.