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Istanbul in September

Türkiye

Istanbul in September

28° / 19°Rainy days 7Best time to visit

Cheapest flights to Istanbul in September

  • From New YorkSat, Sep 4 → Mon, Sep 20 · round trip$735Book
  • From LondonTue, Sep 7 → Fri, Sep 10 · round trip$219Book
  • From TorontoSat, Sep 4 → Sun, Sep 19 · round trip$949Book

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Good-value Istanbul hotels in September

See hotels on Trip.com

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eSIMeSIM for TürkiyeData the moment you landKlook eSIMeSIM guide →Airalo ↗

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Istanbul weather in September

High / Low

28° / 19°

Rain

43 mm

Rainy days

7 / 30

Index · #1/12

88/100

Istanbul in September ranks #1 of 12 months for comfort: highs around 28°C, lows 19°C, and about 7 rainy days. Compared with August, highs change by -4°C and rainy days by +4. It is one of the best months to go.

Compared with the months around it

MonthHigh / LowRainy daysIndex
August32° / 23°373
September28° / 19°788
October22° / 14°787

Top tours & tickets in Istanbul

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Public holidays · September 2027

Showing 2027, since this month has passed this year.

No public holidays this month.

Month

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