Tomorrow (30 June 2026) will bring hot, mostly clear conditions across Greece, according to the Hellenic National Meteorological Service (EMY). While strong winds are gradually easing, scattered showers and isolated thunderstorms are expected in several regions — particularly over mountainous and inland areas.
General Forecast
The national outlook calls for generally clear skies, with brief cloud cover developing during midday and afternoon hours over mainland Greece. Localized rain showers are forecast — especially in Epirus, western and central Macedonia, and the mountainous zones of western Central Greece and western Peloponnese, where isolated thunderstorms may occur.
Wind and Temperature
Winds will blow from northern directions at 3–5 Beaufort, reaching locally 6 Beaufort in parts of the Aegean Sea. Temperatures will remain largely stable. Maximums will reach 30–32°C in the northern Aegean and Cyclades, 34–36°C elsewhere, and up to 37°C in some inland areas.
Attica and Thessaloniki
Attica
Mostly clear skies. Winds will be northerly to north-easterly at 4–5 Beaufort, locally rising to 6 Beaufort in eastern sectors before gradually weakening. Temperatures will range from 24°C to 36°C — 2–3°C lower in the east.
Thessaloniki
Generally clear, with brief cloud development in the afternoon. Localized showers are possible, and isolated thunderstorms may develop over surrounding mountainous areas. Winds will be variable at 3 Beaufort during the day, shifting to north-westerly at 4–5 Beaufort by evening. Temperatures will range from 22°C to 36°C.
Rest of Greece
Macedonia and Thrace
In Thrace, skies will remain mostly clear with only fleeting clouds in the afternoon. In Macedonia, cloud cover will increase during midday, bringing localized showers — especially across western and central Macedonia, where isolated thunderstorms are likely. These phenomena will taper off by evening. Winds: northerly, 3–5 Beaufort. Temperatures: 20–36°C, reaching up to 37°C in central Macedonia — 2–3°C cooler in western Macedonia.
Ionian Islands, Epirus, Western Central Greece, Western Peloponnese
Mostly clear, with brief afternoon cloud cover leading to localized showers — primarily over inland areas — and isolated thunderstorms in Epirus and the mountains of western Central Greece and western Peloponnese. Winds: northerly, 3–5 Beaufort. Temperatures: 22–36°C, slightly cooler — by 2–3°C — in inland Epirus.
Thessaly, Eastern Central Greece, Evia, Eastern Peloponnese
Mostly clear, with passing clouds early in Thessaly and during midday/afternoon over mountainous parts of central Greece and eastern Peloponnese — where localized showers may occur. Winds: northerly in most areas, westerly in southern regions, at 4–5 Beaufort — locally 6 Beaufort in eastern sectors until late afternoon. Temperatures: 22–36°C, reaching up to 37°C in some inland zones.
Cyclades and Crete
Sunny conditions overall. Brief cloud cover is expected in the afternoon over mountainous parts of Crete. Winds: moderate northerly in the Cyclades, light to moderate in Crete.