2026 Climate Averages

Weather: Istanbul — August

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

👍 Climate Overview

August is a good time to visit Istanbul. Warm weather with highs of 28°C—great for outdoor activities. Rainfall is rare, so you can leave the umbrella at home. Being off-peak, you'll find better deals and fewer crowds.

9.2
GoTripzi Score Excellent

Based on weather comfort, crowds, prices, and activity options

Avg High

28°C

Avg Low

23°C

Rainy days

3days

Daylight

13.8h

Feels like 30°C / 24°C — humidity makes it feel warmer

Rainfall

13mm

Sunshine

12.3h/day

Humidity

71%

Humid
Sun Strength

8.8

Very High
Wind

24 km/h (gusts 39)

Is August a good time to visit Istanbul?

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

Now

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Feels like --
Wind --
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Local time —

Air Quality

Travel Context

  • Crowds
    Moderate
  • Travel Costs Shoulder Rates

Daylight

Sunrise

06:14

Sunset

20:05

13.8h daylight

Visiting Istanbul in August: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • Minimal rainfall — great for outdoor plans
  • Abundant sunshine for beach and outdoor fun
  • Fewer crowds and better hotel deals

Cons

  • Very high UV — sunscreen and shade essential

Things to Do in August

Recommended for This Weather

🚶 Walking tours & sightseeing
🚲 Cycling & bike tours
🥾 Hiking & nature trails
🍜 Food tours & culinary experiences
🎭 Cultural tours & local experiences

Istanbul Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 10°C 7°C 12d (93mm) 6h
78% Humid
2.6 Moderate
Good
Feb 10°C 6°C 12d (78mm) 7.6h
77% Humid
3.9 Moderate
Good
Mar 11°C 7°C 12d (69mm) 8.4h
77% Humid
5.5 High
Good
Apr 15°C 10°C 10d (68mm) 9.8h
76% Humid
7.4 Very High
Excellent
May 20°C 14°C 7d (32mm) 11.7h
75% Humid
8.9 Very High
Excellent
Jun 25°C 19°C 5d (26mm) 13.4h
73% Humid
10 Very High
Good
Jul 28°C 22°C 3d (19mm) 13.4h
70% Humid
10.2 Extreme
Good
Aug Current 28°C 23°C 3d (13mm) 12.3h
71% Humid
8.8 Very High
Good
Sep 25°C 20°C 6d (35mm) 10.7h
71% Humid
6.5 High
Excellent
Oct 20°C 16°C 7d (57mm) 8.6h
76% Humid
4.4 Moderate
Excellent
Nov 16°C 12°C 10d (82mm) 6.9h
77% Humid
2.9 Moderate
Good
Dec 13°C 9°C 13d (79mm) 5.6h
80% Very Humid
2.2 Moderate
Wet

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3.8

Where to Stay

See hotels, apartments & rentals around Istanbul – live prices from Booking.com, Expedia, Vrbo and more

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Istanbul

Where East meets West – Hagia Sophia and the Blue Mosque, bustling bazaars like the Grand Bazaar, Bosphorus cruises, and layers of history.

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What to Pack for August

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Moderate Moderate

🎒Personalized Packing List

Tell us about your trip and we'll create a custom packing list based on the weather.

Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Istanbul?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is August a good time to visit Istanbul?
August is typically good for visiting Istanbul, with average highs of 28°C and around 3 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Istanbul in August?
Nights stay pleasantly warm in Istanbul during August, around 23°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.
What should I pack for Istanbul in August?
With highs of 28°C and lows of 23°C in August, we recommend: Lightweight breathable clothes, Sunscreen SPF 30+, Sun hat, Sunglasses. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Istanbul in August?
Istanbul typically sees around 3 rainy days in August. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Istanbul in August?
In August, Istanbul gets approximately 13.8 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is August peak season in Istanbul?
No, August is not peak season in Istanbul. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Europe/Istanbul)

Last Updated: February 2026

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