What is the weather like in Istanbul vs Marmaris in August?

In August, Istanbul averages 30°C high / 23°C low with about 15 mm of rain; Marmaris averages 36°C high / 25°C low with about 5 mm.

Istanbul vs Marmaris in August

Marmaris is the better pick in August — 90 vs 77 on SeasonMap's comfort score. Marmaris is sweltering, dry, while Istanbul is hot, dry, clean air.

Istanbul vs Marmaris — August climate, side by side

	🇹🇷 Istanbul	🇹🇷 Marmaris
Comfort score	77/100 (B)	90/100 (S)
Feels-like high	32°C	39°C
Avg high / low	30° / 23°	36° / 25°
Rainfall	15 mm	5 mm
Rainy days	3	1
Humidity	70%	62%
Air quality (AQI)	49	76

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

Month by month

Istanbul 🇹🇷 Turkeyhot, dry, clean air · best May77
Marmaris 🇹🇷 Turkeysweltering, dry · best September90

Istanbul vs Marmaris in August — FAQ

Is August better in Istanbul or Marmaris?: Marmaris is the better pick in August — 90 vs 77 on SeasonMap's comfort score. Marmaris is sweltering, dry, while Istanbul is hot, dry, clean air.
What is the weather like in Istanbul vs Marmaris in August?: In August, Istanbul averages 30°C high / 23°C low with about 15 mm of rain; Marmaris averages 36°C high / 25°C low with about 5 mm.