Istanbul Weather in October
19.7°C high · 12.2°C low · 76 mm rain · 5.4h sun
Oct is a warm month in Istanbul — not peak season, but a good time to avoid crowds.
October at a glance
| Metric | Value |
|---|---|
| Average high | 19.7°C |
| Average low | 12.2°C |
| Rainfall | 76 mm |
| Sunshine | 5.4 hours/day |
| Daylight | 10.9 hours |
What to pack in October
Pack a jacket and layers for Istanbul in October.
Istanbul weather by month
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Frequently asked questions
What is the weather in Istanbul in October?
Highs of 19.7°C and lows of 12.2°C, with about 76 mm of rain and 5.4 hours of sunshine per day.
Is October a good time to visit Istanbul?
Oct is a warm month in Istanbul — not peak season, but a good time to avoid crowds.
What to do in Istanbul · Best time to visit Istanbul
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.