Very high temperatures are forecast in Greece from Sunday (06-07-25) to Wednesday (09-07-25).

Temperatures will start to rise in the west and Macedonia on Saturday (05-07-25) and in the rest of Greece on Sunday (06-07-25).

The highest values (maximum values above 40 degrees) will be recorded from Monday (07-07-25) in the interior of mainland Greece and mainly in the west, central and north.

It should be noted that:

Α. In the coastal areas of the mainland the maximum temperature will be 2 to 4 degrees lower than the temperature in the interior of mainland Greece.

Β. The relative humidity will be low (indicatively 20% to 30% during the midday hours in the interior of the mainland).

Γ. Minimum temperatures on Monday, Tuesday and Wednesday in urban centers will remain high and will be around 26 to 28 degrees Celsius.

In more detail:

1. On Sunday (06-07-25) high temperatures will prevail in all continents and the Ionian Sea. Maximum values will reach:

a) in Macedonia, Thessaly, Epirus and western Sterea 38-39 degrees Celsius and possibly 40 degrees Celsius locally.

b) in eastern Central Greece and the Peloponnese 37 to 39 degrees Celsius.

c) in the Ionian islands 35 to 36 degrees Celsius.

2. On Monday (07-07-25) very high temperatures will be recorded on the Ionian islands and all the mainland, while the temperature will also rise in the eastern islands. Maximum values will reach:

a) in mainland Greece 39 to 40 and in some places 41 degrees Celsius.

b) in the Ionian islands, the islands of the East Aegean and the Dodecanese islands 36 to 38 degrees Celsius.

3. On Tuesday (08-07-25) and Wednesday (09-07-25) a slight drop in high temperatures is expected in the Ionian and western mainland and a slight rise (by about 1 to 2 degrees) in the eastern mainland and the Aegean. It is estimated that the maximum values will reach 41 to 42 degrees Celsius in some places on the mainland.

The special bulletin will be updated every 24 hours, so the temperatures will be redefined per day.

You can get a general idea of the weather development through the EMY website (oldportal.emy.gr).

You can also keep up to date via the official Meteoalarm warnings in Greece and Europe.