Santorini’s weather plays a crucial role in shaping your travel experience. Whether you’re planning a beach vacation, hiking the caldera, or exploring ancient ruins, knowing what to expect each month will help you make the most of your trip. This blog breaks down Santorini’s weather by month, highlighting average temperatures, rainfall, and how these conditions influence sightseeing and activities.
January – February: Winter Season
- Average Temperature: 10°C to 15°C (50°F to 59°F)
- Rainfall: High, with occasional storms.
- Weather Impact: Winter in Santorini is mild but cooler than the rest of the year. The island is less crowded, making it ideal for those seeking a quiet getaway. Expect chilly evenings and occasional rain showers, so pack accordingly. While some businesses may close for the season, the island’s peaceful atmosphere offers a chance to explore the quieter villages.
- Activities: Ideal for visiting archaeological sites like Akrotiri, and hiking quieter trails.
March – April: Early Spring
- Average Temperature: 12°C to 18°C (54°F to 64°F)
- Rainfall: Moderate, but less frequent than winter.
- Weather Impact: Spring brings pleasant temperatures, though it can still be a little cool, especially in the evenings. This is one of the best times to visit for fewer crowds, making sightseeing more enjoyable.
- Activities: Spring is perfect for hiking the caldera, exploring villages, and outdoor activities like wine tasting. The early blooms add charm to the island’s landscapes.
- Tip: Wear layers to accommodate both warm days and cooler nights.
May: Late Spring
- Average Temperature: 18°C to 24°C (64°F to 75°F)
- Rainfall: Low
- Weather Impact: May offers warm and pleasant weather, with fewer crowds than in peak summer months. The island’s beaches begin to warm up, and it’s a great time for outdoor adventures without the heat of summer.
- Activities: Enjoy hiking, swimming, and exploring Santorini’s ancient sites. This is also a fantastic month for photography, as the island’s landscapes are lush and green before the summer heat dries everything out.
- Tip: Pack light clothing and sunscreen, as temperatures can be warm during the day.
June – August: Summer High Season
- Average Temperature: 25°C to 30°C (77°F to 86°F)
- Rainfall: Very low
- Weather Impact: Summer is the hottest and busiest time on Santorini. Expect sunny, clear skies with minimal rain. While the beaches are perfect for sunbathing and swimming, the island can be crowded, particularly in popular areas like Oia and Fira.
- Activities: Ideal for beach activities, boat tours, and outdoor dining. However, high temperatures can make hiking less enjoyable. If you plan to visit in summer, aim to explore in the early morning or late afternoon to avoid the heat and crowds.
- Tip: Stay hydrated, wear sun protection, and book accommodations and activities well in advance.
September – October: Fall / Shoulder Season
- Average Temperature: 20°C to 25°C (68°F to 77°F)
- Rainfall: Low, with occasional showers towards October.
- Weather Impact: Fall is one of the best times to visit Santorini, offering warm weather and fewer crowds than summer. September still feels like summer, while October becomes cooler and quieter.
- Activities: This is a great time for sightseeing, hiking, and beach visits. The vineyards are busy during the harvest season, making wine tasting tours particularly appealing.
- Tip: Pack for warmer weather but bring a jacket for cooler evenings.
November – December: Late Fall / Early Winter
- Average Temperature: 14°C to 18°C (57°F to 64°F)
- Rainfall: Moderate
- Weather Impact: The weather begins to cool in November, and while there’s a slight increase in rainfall, the island remains relatively quiet. Some hotels and restaurants close for the season, but it’s still a peaceful time to visit.
- Activities: Great for exploring the island’s archaeological sites, hiking, and enjoying the views without the summer crowds. Wine tasting is also a highlight, as the grape harvest season winds down.
- Tip: Bring layers for changing weather, and check in advance if your desired activities or accommodations are open.
Related Content
For more insights on the best times to visit Santorini, read our article: Best Time to Visit Santorini: A Guide.
Conclusion
Santorini’s weather varies throughout the year, with each season offering a unique experience. From the quieter, cooler months of winter to the warm, sunny days of summer, you can tailor your visit to match your preferred weather and activities. Whether you’re hiking, swimming, or exploring the island’s ancient history, understanding the weather by month ensures you make the most of your Santorini vacation.