Exceptionally summery weather is forecast across Greece over the coming days, with temperatures expected to climb 3–4°C above seasonal norms in several regions over the next 24 hours. According to meteorologists, thermometers in the country’s hottest areas will reach 38°C—and possibly 39°C—on Sunday, 12 July 2026.
Where Will It Be Hottest?
The most intense heat will affect Central Macedonia, the Thessalian Plain, Boeotia, Argolis, and Aetolia-Acarnania. In Attica, temperatures will peak at around 37°C.
Weather Outlook by Region
Central Macedonia & Thrace: Generally clear skies, with brief cloud cover over mountainous areas during afternoon and early evening hours—bringing isolated showers or thunderstorms, especially in Macedonian highlands. Winds will be light and variable (3–4 Beaufort), shifting briefly to southerly along coastal zones. Temperatures will range from 18°C to 35°C, reaching up to 36°C locally in central Macedonia.
Epirus, Western Sterea, Western Peloponnese & Ionian Islands: Mostly sunny, with passing clouds over inland mountains in the afternoon and evening, occasionally producing localized rain or showers. Winds will be light and variable (3–4 Beaufort), turning westerly to northwesterly (up to 5 Beaufort) during midday and afternoon in western areas. Temperatures will range from 21°C to 35°C, reaching 36°C in some spots.
Thessaly, Eastern Sterea, Evia & Eastern Peloponnese: Predominantly clear, with temporary cloud development over mountainous inland zones in the afternoon and evening—leading to isolated rain or showers. Winds will remain light and variable (3–4 Beaufort). Temperatures will range from 21°C to 36°C—or even 37°C—with local highs of 38°C expected in Thessaly.
Cyclades & Crete: Clear skies throughout. Northerly winds of 3–5 Beaufort will strengthen to 6 Beaufort in eastern sectors. Temperatures will range from 22°C to 32°C—and up to 34°C on Crete.
Eastern Aegean Islands & Dodecanese: Sunny conditions prevail. Northerly winds will blow at 4–6 Beaufort. Temperatures will range from 23°C to 34°C—and may reach 35°C in southern areas.
Attica: Clear skies, with light and variable winds (3–4 Beaufort); northerly winds of similar strength are expected in eastern parts. Temperatures will range from…
What’s Next?
A slight cooldown is expected starting Monday, 13 July, before temperatures rise again from Wednesday, 15 July. For real-time tracking of the heatwave, viewers can monitor live updates via Windy’s interactive forecast map.
Official Forecast Summary (Hellenic National Meteorological Service – EMY)
Sunday, 12 July, will be mostly sunny nationwide. Brief cloud cover may develop over inland mountainous areas during afternoon and evening hours—mainly in northern and central Greece—potentially triggering isolated showers, thunderstorms (especially in Macedonian highlands), and gusty winds. Sea breezes in the Aegean will be northerly to northwesterly (4–6 Beaufort), while winds elsewhere will be light, variable, and occasionally westerly to northwesterly (up to 5 Beaufort) in western regions. Temperatures will rise slightly overall: up to 35–36°C—and locally 37–38°C—in inland areas, and 33–35°C on islands.