Athens, Greece

Set along the Mediterranean, Athens (Greece) is best understood through its weather data: our 2015–2024 climate record puts its peak at a 98/100 sun score in May, exactly the kind of reliability you want for a culture-first visit.

Across a typical year, afternoon temperatures swing between 12°C (January) and 34°C (July). Rain is most likely in December, when about 29% of days see meaningful rainfall, and least likely in July (7%). Beach-warm afternoons (24°C and up) hold through May–September.

Averaged by season, sun scores land at 87 for spring, 90 for summer, 88 for autumn and 56 for winter — with typical afternoons of 21°, 33°, 23° and 13°C respectively. In short: plan around summer if you can, keep autumn as the fallback, and go into winter with managed expectations (its season score is 56). A practical compromise is September — the edge of the warm window, averaging 28°C with a 96 sun score.

Best months to visit Athens

Our month-by-month scoring puts May first (98/100), with June (98) and September (96) close behind. The dependable window is wider than the podium, though: April–November all score 70 or better. The month to avoid on pure weather odds is December (55/100).

Among the mediterranean destinations in our catalog, its May rain odds beat 61% of the field.

Month-by-month breakdown for Athens → · More destinations for May →

Right now the 15-day outlook shows 5 mostly-clear days (under 40% cloud) and one day with real rain risk, with temperatures between 3°C and 21°C — which is how Athens earns its current 69/100 sun score.