The climate in Greece can be classified in three main types. An alpine mediterranean climate is found in the high mountains in the north of the country. Heavy snowfalls occur in bitter winters and summers are cool with regular thunderstorms. A continental, temperate mediterranean climate effects much of mainland Greece with greater daily and annual extremes of temperature than on the islands. Winters are cold with abundant frost and heavy snowfall especially on the high ground in the west. Summers are very hot with occasional thunderstorms. Finally a dry meditteranean climate effects the Islands and low lying coastal areas of the mainland. This is typifed by dry, hot summers with abundant sunshine with warm nights and cool winters with lengthy spells of rainfall. The average annual Greece temperature has a range of 14 to 30 degrees celcius with record temperatures of -28 to +47.8 degrees.
The winter Syros temperature in December and January ranges between 8 and 15 degrees celcius on average. In the spring time temperatures in Syros, Greece show average values of between 9 and 15 degrees of celcius in the month of March. In June the summer mean values for the Syros climate increase to between 19 and 26 degrees celcius. By the autumn average temperatures fall to between 16 and 21 degrees in the months of September and October.
On the other hand Thassos temperatures in the February winter month fall in the region of a minimum of 2 and a maximum of 9 degrees on average. After winter comes spring and the Thassos climate warms with mean temperatures in April and May in the range of 7 to 21 degrees celcius. In July and August the summertime Thassos temperature range is from an average low of 17 degrees to an average high of 28 degrees celcius. Average temperatures beging to fall in the autumn so that in November the Thassos climate has records of mean temperatures of between 6 and 13 degrees low and high respectably.