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Heybeliada Weather in December

Thinking of visiting Heybeliada in December? Expect low temperatures reaching 12°C (54°F) during the day, dropping to 7°C (45°F) at night, and be prepared for the wettest month of the year.

Rainfall in Heybeliada in December

Being the wettest month, having an umbrella on standby can help you avoid getting caught in the rain. Historically, approximately 17 days this month are expected to have rain, averaging 108 mm (4.3 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Heybeliada in December

Daytime temperatures in Heybeliada reach 12°C (54°F) in December, dropping to 7°C (45°F) at night. December is known for being in the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Heybeliada in December

With limited sunshine this month, there are about 61 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

Average water temperature in December

The water temperature is only 11°C (52°F) this month — cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

December in Heybeliada has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Turkey, check out our Heybeliada's climate page.

Heybeliada Temperature in December

Min TemperatureMin Temperature 7°C (45°F)  
Max TemperatureMax Temperature 12°C (54°F)  
Water TemperatureWater Temperature 11°C (52°F) *  
Chance of RainChance of Rain 55%  
PrecipitationPrecipitation 108 mm (4.3 in)  
Rainy daysRainy days 17 days  
SunshineSunshine 61 hours *  
Percentage SunshinePercentage Sunshine 22% *  
* Data from: Istanbul, Turkey (17 KM, 11 Miles).

Best Places in Turkey in December

Find out more about the weather in Turkey and which places have the best travel conditions in this month. See all of Turkey in December →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Heybeliada in December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. The water temperature sits at about 11°C (52°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Heybeliada in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
4/10
Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
5/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Turkey, check out our Heybeliada's climate page.

More climate data for Heybeliada