The weather forecast for tomorrow (June 17, 2025) predicts generally clear skies across Greece, with a slight rise in temperatures. However, isolated showers and thunderstorms are expected in the mountainous regions of Epirus and western Macedonia. According to the National Meteorological Service (EMY), during the afternoon and evening hours, clouds will develop locally over western and northern mainland areas, accompanied by local showers in the mountains of western Macedonia and Epirus, along with isolated thunderstorms.
Winds in the west will be variable, occasionally turning northwest in the afternoon and evening at 3 to 4 Beaufort. In the eastern regions, winds will blow from northerly directions at 3 to 5 Beaufort, while in the Aegean, they will reach 5 to 6 Beaufort. Maximum temperatures are expected to slightly increase, reaching 31-34 degrees Celsius in mainland and Ionian areas, 30-32 degrees in southern Crete and eastern islands, and 26-28 degrees in other island regions.
In Macedonia and Thrace, conditions will remain generally clear, but temporary cloud formations may occur in the afternoons in Macedonia, with local showers and isolated thunderstorms in western Macedonia. Winds will vary between 2 to 4 Beaufort, and temperatures will range from 15 to 33 degrees Celsius.
For the Ionian Islands, Epirus, western Sterea, and western Peloponnese, generally clear skies are anticipated, though clouds could form over mainland areas in the afternoons, leading to local showers and isolated thunderstorms in Epirus, western Sterea, and possibly the mountains of the Peloponnese.
Attica is forecasted to have clear skies, with northeasterly winds at 3 to 5 Beaufort and temperatures ranging from 20 to 34 degrees Celsius, slightly lower in the eastern parts.