Istanbul in September
Autumn in Istanbul: expect warm weather with highs of 26°C.
Photo: Anna Berdnik / Unsplash
September Weather in Istanbul
🌡️
Average High
26°C
❄️
Average Low
19°C
🌧️
Rain Days
8.8
🌤️
Season
Autumn
What to Expect
September in Istanbul brings warm weather with daytime highs around 26°C and nighttime lows of 19°C. You can expect approximately 8.8 days of rain during the month. This is shoulder season with moderate crowds. A good balance of decent weather and reasonable prices.
Packing tip: Bring layers for comfortable days and cooler evenings. A light jacket is advisable. Consider packing a compact umbrella.
September Costs in Istanbul
Budget
TRY 1000
per day
Mid-Range
TRY 2500
per day
Luxury
TRY 6000
per day
Things to Do in Istanbul in September
Our Top 5 Favourite Tours in Istanbul
Hand-picked guided experiences you can book in advance on GetYourGuide.
Istanbul Walking Tour: Highlights & Hidden Gems
Discover Istanbul on foot with a local guide who knows every backstreet and story. You will cover the must-see landmarks and stumble upon places most visitors never find.
View Tour Details
Istanbul Food Tour: Street Food & Local Favourites
Eat your way through Istanbul with a local foodie as your guide. From bustling markets to tucked-away restaurants, taste the dishes the city is truly known for.
View Tour Details
Best of Istanbul: Skip-the-Line Top Attractions
Skip the queues and get straight into Istanbul's top attractions with pre-booked access. An expert guide brings each site to life with stories and context you would not get on your own.
View Tour Details
Day Trip from Istanbul: Scenic Excursion
Escape Istanbul for the day and explore the stunning surroundings. Transport, guide, and itinerary are all sorted so you can relax and enjoy the scenery.
View Tour Details
Istanbul Cultural Experience: History & Traditions
Go beyond sightseeing and connect with Istanbul's living culture. From hands-on workshops to historic neighbourhood walks, this is the side of the city most travellers miss.
View Tour DetailsWe earn a small commission if you book through these links, at no extra cost to you. This helps us keep FindYourStay free.
Hotels in Istanbul for September
Compare deals across thousands of hotels on Expedia.
We earn a small commission if you book through this link, at no extra cost to you.
FAQ: Istanbul in September
What is the weather like in Istanbul in September?
Istanbul in September has average highs of 26°C and lows of 19°C, with around 8.8 rainy days. The weather is generally warm.
Is September a good time to visit Istanbul?
September is a shoulder season in Istanbul, which means decent weather with fewer crowds and often lower prices than peak months.
How crowded is Istanbul in September?
September sees moderate tourist numbers in Istanbul. Popular spots will be busy but manageable.
How much does it cost to visit Istanbul in September?
Budget travellers can get by on around TRY 1000/day. Mid-range travellers should budget TRY 2500/day. Shoulder season often offers good value compared to peak months.
Found your hotel in Istanbul?
We search 30+ sites including members-only platforms like Secret Escapes and Voyage Privé. Most people save 14-23%.