Marmaris weather in September.
Second perfect month — warm sea, calm, gulets quiet.
High
32°C
90°F
Low
19°C
66°F
Sea
26°C
Swimmable
Rain
13mm
Monthly total
Sun
11h/day
Daily average
Other months in Marmaris
FAQ
Honest answers about September.
Is Marmaris good in September?+
Second perfect month — warm sea, calm, gulets quiet. Average daytime highs are 32°C with overnight lows around 19°C, and sea temperature is approximately 26°C.
What should I pack for Marmaris in September?+
Light layers, swimwear, sunhat, and SPF 30+. Evenings stay warm at 19°C so a light cardigan is enough.
Can I swim in the sea at Marmaris in September?+
Yes — sea temperature averages 26°C, which is comfortably swimmable for most UK travellers.
How busy is Marmaris in September?+
Crowd level: medium. Pleasant — enough atmosphere, plenty of space.
What does a trip to Marmaris in September cost?+
Pricing tier: medium. Villas, hotels, and flights move with crowd levels. Off-peak pricing means real bargains on villas and 4–5★ hotels.
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