Istanbul · Turkey
October
Excellent value with good weather — the intelligent choice for most visitors.
Best match
#4 of 12 months
There are better months for Istanbul — see the full ranking below.
See when to go instead →Climate
High
19.2°C
Low
12.5°C
Rain
69mm
Sun
7hrs/day
30-year climate normals · Open Meteo ERA5
How October scores in Istanbul
Weather
Very good
Value
Very good
Crowds
Very good
Events
Above average
Atmosphere
Excellent
What you gain in October
- ↑Prices dropping: 30–40% below summer levels with still-pleasant conditions
- ↑Grand Bazaar and Spice Market manageable again without the summer crush
- ↑Autumn light on the Bosphorus and the Süleymaniye Mosque is spectacular
What you sacrifice
- ↓Rainfall increasing: 69mm — pack a layer and expect some wet afternoons
- ↓Sea temperature cooling (20°C) — Princes' Islands swims less viable
- ↓Some rooftop restaurants closing toward month end
How October compares to April (best month)
| Factor | October | April ★ |
|---|---|---|
| Weather | 7 | 8 |
| Value | 7 | 7 |
| Crowds | 7 | 6 |
October in other destinations
Climate data: 30-year normals (1991–2020) from Open Meteo ERA5 reanalysis. Scores compare months within Istanbul, not across destinations. Methodology →