Istanbul weather in August

Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average

Istanbul August weather at a glance

A Excellent 😊

In August, Istanbul averages 25.2°C, with typical highs of 29.8°C and lows of 21.3°C. The historical average is 4 wet days and 65% humidity.

Compared with Seoul in August, it is 2°C cooler than Seoul, with 12 fewer wet days.

Istanbul August temperature & humidity

Average25.2°CHigh 29.8° / low 21.3°

Humidity65%

Wet days4 days11% of days

Day–night range8.5°

Istanbul August rain & wet days

Wet days4 daysHistorical monthly average

Share of wet days11%Not a forecast probability

Pack a compact umbrella. Keep an indoor stop available between outdoor activities.

What to wear in Istanbul in August

Choose breathable summer clothes and pack sun protection.

DaytimeBreathable short sleeves, hat and sunscreen · average high 29.8°C
Morning & eveningLight layer for air-conditioned rooms · average low 21.3°C
FootwearComfortable walking shoes; quick-dry footwear for rainy days.

Useful extras

Breathable T-shirtsHat and sunglasses

Choose a destination packing checklist →

Packing essentials

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Travel compression packing pouches
코멧 여행용 압축 파우치 4종 세트 Travel plug adapter
에너자이저 PD 45W 여행용 멀티 어댑터, 화이트 Portable fan
홈플래닛 컴팩트 BLDC 휴대용 선풍기 GXZ-F78 Inflatable travel neck pillow
마이워니 여행용 에어 목베개

Istanbul August sunrise & sunset times

2026 August · Local time (Europe/Istanbul)

Sunrise on the 15th06:14

Sunset on the 15th20:03

Daylight duration13h 49m

Start, middle and end of the month
Date	Sunrise	Sunset	Daylight
2026-08-01	06:00	20:20	14h 21m
2026-08-15	06:14	20:03	13h 49m
2026-08-31	06:30	19:39	13h 9m

For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.

Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup

Istanbul travel updates

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Istanbul sightseeing camerasIstanbul Metropolitan Municipality · Camera directory

Check the camera timestamp at the source.

Istanbul travel essentials

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Best months to visit Istanbul

Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.

J F M A M J J A S O N D

ColdHot

August weather by year

August 202425.1°5 wet days, 68% humidity

August 202525.3°2 wet days, 63% humidity

Daily weather in 2025

Daily high and low temperatures; blue labels show precipitation

130°24°

230°23°

331°23°

431°22°

531°23°

631°24°

731°24°1.2mm

830°23°

930°23°

1031°23°

1131°22°

1230°24°

1329°23°

1429°23°

1529°24°

1628°23°

1728°21°

1828°22°2mm

1929°21°

2028°21°

2132°18°

2234°18°

2330°22°

2428°21°

2527°20°

2626°19°

2727°20°

2827°21°

2930°21°

3029°20°

3134°20°

Frequently asked questions

What is Istanbul weather like in August?

In August, Istanbul averages 25.2°C, with typical highs of 29.8°C and lows of 21.3°C. The historical average is 4 wet days and 65% humidity. Our weather-comfort rating for this month is excellent.

Does it rain a lot in Istanbul in August?

There are about 4 wet days in August. A compact umbrella is still useful.

What should I wear in Istanbul in August?

Choose breathable summer clothes and pack sun protection.

What are the best months to visit Istanbul?

Recent weather data rates April, May, June, July among the more comfortable months.

Where can I check Istanbul weather in August in real time?

Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.

What time are sunrise and sunset in Istanbul in August?

On 2026-08-15, calculated sunrise is 06:14 and sunset is 20:03 in local time (Europe/Istanbul). Times vary by date and terrain.

Istanbul weather by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

More India, Middle East & Central Asia destinations in August

Delhi Mumbai Jaipur Goa Kathmandu Pokhara Colombo Maldives Dubai Abu Dhabi Doha Cappadocia Antalya Tashkent Samarkand Almaty Cairo Marrakech All destinations →

Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations