On Sunday (June 1), temperatures exceeded 31°C. The highest recorded temperature was in Skala, Messinia (31.2°C), followed by Kalabaka (30.2°C), Asteri in Laconia (30.1°C), and Palaios Skilitsis in Imathia (30.1°C).

The map below shows the distribution of maximum temperatures across the country, according to the network of automatic weather stations operated by the National Observatory of Athens / meteo.gr.

As indicated by the accompanying data presented in this image, temperatures exceeded 25°C at 316 out of the 533 currently active stations (~59%), and 30°C at 4 stations. The average maximum temperature was 25.0°C—an increase of 2.6°C compared to that of May 31 (22.4°C).