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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Edinburgh Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
October in Athens brings warm, sunny days with average highs around 24°C and cooler evenings, making it a pleasant time to visit the Greek capital. The live forecast above shows today’s conditions, which reflect this seasonal shift from the intense summer heat.
What is the typical October weather like in Athens?
Athens in October sees daytime temperatures ranging from 20°C to 26°C, with sea temperatures still warm enough for swimming, often around 22°C. Rainfall increases slightly, averaging about 50mm over five or six rainy days, but sunny spells remain frequent. Evenings cool down to around 15°C, so a light jacket is advisable.
How does October compare to September and November?
Compared to Athens weather September, October is noticeably cooler and wetter, with September highs often reaching 30°C. By contrast, November brings more rain and temperatures dropping to 18°C, making October a comfortable shoulder month. For those checking Athens weather October AccuWeather forecasts, expect a gradual cooling trend through the month.
Can you swim in Athens in October?
Yes, the sea remains warm at around 22°C, especially in the first half of October. Many coastal beaches and hotel pools stay open, and swimming is comfortable for most visitors.
What should I pack for Athens in October?
Pack light layers: T-shirts, shorts or skirts for daytime, plus a sweater or light jacket for cooler evenings. Bring a waterproof jacket or umbrella for occasional rain, and comfortable walking shoes for sightseeing.
Is October a good time to visit Santorini from Athens?
Yes, Santorini Greece weather October is similarly mild, with fewer crowds than summer. Ferry services run regularly, though check schedules as they reduce in late October. It’s an ideal time for exploring without the heat.