The weather in Thessaloniki is typical of the Mediterranean climate. Especially in summer the weather is warm, with an average daily high temperature of 30°C. Locals and visitors can enjoy during this period not only the long waterfront of the city, but also the nearby beaches.
https://www.meteo.gr/cf-en.cfm?city_id=1
Time: EEST (Eastern European Summer Time) UTC/GMT +3 hours