Getting to know Santorini: a complete guide to the weather by month

Understanding the weather and climate of your intended travel destination is essential for choosing the optimal time to visit. Let’s explore Santorini’s year-round weather to ensure you are well-prepared!

Santorini, like the other Cycladic islands in the Aegean Sea, boasts a typical Mediterranean climate characterized by warm summers and extended days of sunshine for the majority of the year, making it an ideal destination for summer holidays.

The onset of hot summer weather in Santorini occurs in June, with the sun shining at its brightest. This is the perfect time to enjoy leisurely days by the beach, take refreshing swims in the blue waters, or simply relax and bask in the warmth of the sun.

This delightful weather persists until September, with July and August being the peak of summer heat, witnessing high temperatures. These months are considered the island’s high season, attracting a multitude of travelers, and during this period, Santorini truly comes alive!

Indications of warm weather begin in the latter half of April, during the Spring season, featuring moderate temperatures and a gradual warming of the sea. While swimming is possible during this time, it’s not guaranteed.

However, compared to the following months with a surge in visitors, April provides a more comfortable experience for exploring the island, allowing you to admire its magnificent landscape and unique volcanic beauty.

In general, Santorini’s warm climate, continuous sunshine, and high temperatures during summer, combined with its captivating views, solidify its position as one of the most visited islands in Greece!

Spring

The most optimal season and a dreamlike climate for island explorers! If your plan is to uncover every corner of Santorini and marvel at its extraordinary landscape, then spring is the perfect time to visit. The weather gradually warms up, especially from April, providing pleasant and satisfying conditions for touring the island.

March in Santorini: Although the weather remains cool, a noticeable shift occurs compared to the preceding winter months. More sunshine and less rain characterize March. It’s a suitable time for hikers and sightseers, but be prepared for occasional rain and chilly nights.

April in Santorini: The weather becomes warm, marking it as perhaps the best month for hiking and sightseeing.

May in Santorini: Consistently sunny and warm, May stands out as one of the finest months to experience Santorini. High temperatures and a low chance of rain make it an ideal time for exploration. During May, Santorini hotels offer availability and attractive rates, making it a particularly appealing period for visitors.

Summer

An excellent choice for those envisioning a beach getaway! Summer in Santorini brings hot weather, clear skies, and constant sunshine, occasionally accompanied by mild winds that help temper the heat.

With the sea temperature rising, it’s the perfect climate for water enthusiasts, beachgoers, and sunbathers alike. This season also presents an ideal opportunity for various tours and activities, such as catamaran or sailing trips, allowing you to explore all the remarkable sights of this unique island.

June in Santorini: June ushers in hot and sunny weather, marking the beginning of the beach season as tourists start to arrive. Prices for hotels and flights remain reasonable during this period.

July in Santorini: Characterized by hot and sunny conditions, July stands out as one of the busiest months on the island. To secure availability, it’s advisable to book your hotel at least two months in advance.

August in Santorini: August continues the trend of hot and sunny weather, occasionally accompanied by strong winds, making it ideal for water sports enthusiasts. Despite being the busiest time for traveling to Santorini, with a significant influx of families and couples, it remains a popular and vibrant period on the island.

Autumn

The essence of summer lingers, especially in the initial month of autumn, maintaining hot and sunny days. However, as the season progresses, cooler nights and overcast skies gradually make their presence felt, accompanied by some of the most breathtaking sunset colors imaginable. September remains a delightful period for swimming, with fewer crowds, allowing visitors to relish the island to the fullest.

September in Santorini: Similar to June, September offers hot and sunny weather, slightly cooling down. The sea retains its warmth, having been heated over the summer months.

October in Santorini: Resembling May, October brings similar weather, with a noticeable drop in temperatures indicating the onset of cooler conditions.

November in Santorini: November often introduces cloudy and cool weather, signaling the arrival of winter days on the island.

Winter

Despite being the chilliest season characterized by damp weather, occasional rains, and strong winds, choosing to visit Santorini during this period offers a unique opportunity to experience the island like a local.

With most tourist shops and restaurants closed, the ones that remain open are charming, small taverns exuding a friendly atmosphere. Winter is an ideal time for leisurely view-admiring and unhurried exploration.

December in Santorini: The weather is cool with occasional rain, though sunny days are not uncommon.

January in Santorini: Cold and windy conditions prevail during January, creating a serene atmosphere with few tourists. It is often the rainiest and one of the coldest months.

February in Santorini: Cold and windy weather continues in February, considered by locals as the coldest month of the winter season.

When is the optimal time to visit Santorini?

With its Mediterranean climate featuring hot, dry summers and mild winters, Santorini is best enjoyed between June and September if you savor perfect, sun-soaked days.

With insights into the weather conditions awaiting you in Santorini throughout each season, select the time that aligns with your holiday preferences, pack your bags, and prepare for the most enchanting vacation of your life!