Weather in Santorini in December

In December, Santorini experiences cool and mild weather, making it an attractive destination for those seeking a quiet escape. Expect daytime temperatures to be pleasant but may require layers. The island experiences moderate rainfall and limited sunshine hours. Humidity levels are comfortable, contributing to a crisp feel in the air. While the weather might not be beach-friendly, it offers a serene backdrop for exploring the local scenery.

December Climate Overview

• Average Temperature: 12°C to 15°C
• Rainfall: 70mm
• Sunshine Hours: 4 hours per day
• Sea Temperature: Not Applicable
• Humidity: 75%
• Wind Speed: 20 km/h

What to Expect in December

Daytime Conditions

The daytime in December is typically cool, with temperatures reaching a high of around 15°C. The sun is often shy, but when it appears, it offers a pleasant warmth. The humidity remains comfortable, and the mild wind adds a slight chill to the air, so a light jacket is advisable.

Rainfall Patterns

Rainfall in December can be moderate, with occasional showers that are usually short-lived. It’s advisable to have an umbrella handy, as rain can be sporadic. These showers can freshen the island and bring out the lush greenery, although they rarely disrupt daytime plans significantly.

Evening Conditions

Evenings can be noticeably cooler, with temperatures dropping close to 12°C. A light breeze often accompanies these temperatures, making a warm coat necessary for comfort. The air can feel refreshingly crisp, perfect for sipping local wine al fresco with proper attire.

Best Activities in Santorini in December

• Outdoor Activities: Adventurous travellers might enjoy hiking the scenic trails. The island’s paths offer incredible views and are comfortably uncrowded in December.
• Seasonal Highlights: Experience the local charm of winter with fewer crowds, and witness the verdant landscape after rainfall.
• Water-based or Nature-based Activities: Explore geologic formations and wildlife photography opportunities during this serene time.

What to Pack for December

• Appropriate clothing for daytime and evening temperatures
• Protection from sun or rain (hat, sunscreen, umbrella, etc.)
• Footwear suitable for local terrain (e.g., walking, hiking, city streets)
• Reusable water bottle