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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Story Native weather desk. Data from national met services via Open-Meteo.
Check the live forecast above for today’s conditions, then plan your trip around Santorini’s Mediterranean climate: hot, dry summers and mild, wet winters, with the best travel windows in late spring and early autumn.
What is the weather like in Santorini throughout the year?
Santorini has a classic Mediterranean climate. Summers (June to September) are hot and almost rainless, with daytime highs around 28–32°C. Winters (December to February) are mild and wetter, averaging 12–15°C. Spring and autumn offer pleasant temperatures and fewer crowds, making them ideal for sightseeing.
When is the best time to visit Santorini?
For warm, settled weather without peak summer heat, aim for May, June, September, or early October. Santorini weather in May sees averages of 20–24°C, while Santorini weather in October remains mild at 20–23°C. Santorini weather in April and Santorini weather in March are cooler (15–18°C) but still pleasant for exploring, though sea swimming may be less comfortable.
Does Santorini have a rainy season?
Yes, the rainy season runs from November to February, with December the wettest month. Showers are usually short, and many days remain bright. Summer months are almost completely dry.
Can I check a 14-day or 30-day forecast for Santorini?
For a santorini weather forecast 14 days or santorini weather forecast 30 days, use the live forecast above. Longer-range forecasts give a general trend, not precise daily details. For a weather in santorini 10 days outlook, the live data is most reliable.
What about santorini weather tomorrow?
The live forecast above includes tomorrow’s conditions. Santorini’s weather changes slowly in summer, but in spring and autumn, check daily for wind and cloud updates.
Sources
For more UK-focused forecasts, visit our UK weather hub or compare with Crete weather and Malta weather.