What is the weather like in Istanbul vs Uludağ in September?

In September, Istanbul averages 27°C high / 19°C low with about 41 mm of rain; Uludağ averages 16°C high / 6°C low with about 54 mm.

Istanbul vs Uludağ in September

Istanbul is the better pick in September — 86 vs 21 on SeasonMap's comfort score. Istanbul is warm, a little rain, while Uludağ is cool, a little rain, clean air.

Istanbul vs Uludağ — September climate, side by side

	🇹🇷 Istanbul	🇹🇷 Uludağ
Comfort score	86/100 (A)	21/100 (F)
Feels-like high	27°C	14°C
Avg high / low	27° / 19°	16° / 6°
Rainfall	41 mm	54 mm
Rainy days	7	9
Humidity	70%	71%
Air quality (AQI)	52	42

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

Month by month

Istanbul vs Uludağ in September — FAQ

Is September better in Istanbul or Uludağ?: Istanbul is the better pick in September — 86 vs 21 on SeasonMap's comfort score. Istanbul is warm, a little rain, while Uludağ is cool, a little rain, clean air.
What is the weather like in Istanbul vs Uludağ in September?: In September, Istanbul averages 27°C high / 19°C low with about 41 mm of rain; Uludağ averages 16°C high / 6°C low with about 54 mm.