What is the weather like in Istanbul vs Izmir in October?

In October, Istanbul averages 21°C high / 14°C low with about 52 mm of rain; Izmir averages 25°C high / 15°C low with about 43 mm.

Istanbul vs Izmir in October

Izmir is the better pick in October — 93 vs 88 on SeasonMap's comfort score. Izmir is warm, a little rain, while Istanbul is nice, a little rain, clean air.

Istanbul vs Izmir — October climate, side by side

	🇹🇷 Istanbul	🇹🇷 Izmir
Comfort score	88/100 (A)	93/100 (S)
Feels-like high	20°C	24°C
Avg high / low	21° / 14°	25° / 15°
Rainfall	52 mm	43 mm
Rainy days	8	4
Humidity	75%	69%
Air quality (AQI)	50	51

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Istanbul 🇹🇷 Turkeynice, a little rain, clean air · best May88
Izmir 🇹🇷 Turkeywarm, a little rain · best October93

Istanbul vs Izmir in October — FAQ

Is October better in Istanbul or Izmir?: Izmir is the better pick in October — 93 vs 88 on SeasonMap's comfort score. Izmir is warm, a little rain, while Istanbul is nice, a little rain, clean air.
What is the weather like in Istanbul vs Izmir in October?: In October, Istanbul averages 21°C high / 14°C low with about 52 mm of rain; Izmir averages 25°C high / 15°C low with about 43 mm.