Heybeliada Weather in October

With daytime temperatures of 20°C (68°F) and nighttime lows of 15°C (59°F), October in Heybeliada brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 80 mm (3.1 in) falls on average.

Rainfall in Heybeliada in October

On average, there are about 10 days with rain during this month, averaging 80 mm (3.1 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Heybeliada in October

The perfect temperature in Heybeliada in October makes it a solid month to visit, with 20°C (68°F) during the day and 15°C (59°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Heybeliada in October

The area enjoys a balanced 159 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Average water temperature in October

At 19°C (66°F), the water is getting there — comfortable enough for most swimmers, though those used to warmer seas may still find it a touch cool.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances for Heybeliada.

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

Heybeliada Temperature in October

Min Temperature 15°C (59°F)  

Max Temperature 20°C (68°F)  

Water Temperature 19°C (66°F) *  

Chance of Rain 35%  

Precipitation 80 mm (3.1 in)  

Rainy days 10 days  

Sunshine 159 hours *  

Percentage Sunshine 46% *  

* Data from: Istanbul, Turkey (17 KM, 11 Miles).

What to Wear in Heybeliada in October

For Heybeliada in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 19°C (66°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Heybeliada in October

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

Temperature Rainfall Sunshine Water Temp

See the full Heybeliada climate overview or explore weather in Turkey.