Hotel Marius · Sirkeci
Istanbul in September: weather, events and where to stay
Hotel Marius · Book your stay →
Weather
Istanbul in September averages 26 °C by day and 17 °C at night, with rain on about 7 days and around 7 hours of sunshine a day (official 1991–2020 normals, Florya station).
What's on
- September 18, 2027 – November 14, 202719th Istanbul BiennialVenues across Istanbul
Packing and planning
Warm at first, cooler and wetter towards the end of the season — often the most pleasant time to walk the city. Pack layers and a light rain jacket; the Bosphorus ferries are at their best on clear days.
→ Istanbul in spring and autumn: April, May and October
Stay at Hotel Marius
Stay with us in Sirkeci. Hotel Marius is a boutique hotel in Sirkeci, in the heart of Istanbul's old city: 50 m from the Marmaray and the tram, rooms cleaned every day, a quiet lobby and a front desk staffed around the clock — a comfortable, safe base to come back to. Breakfast is included, and booking direct costs no extra fee.
- Booked directly — no middleman, no booking fee
- Free cancellation up to 5 days before check-in (flexible rate)
- Breakfast included in every room
- 24-hour front desk, we answer in person
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Superior Double / Twin20 m² · Double or twin beds
from about €114 per night
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Deluxe Double23 m² · Double or twin beds
from about €120 per night
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Deluxe Triple25 m² · Double bed & sofa bed
from about €133 per night
Check availability