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December in Marmaris brings moderate temperatures around 17°C (63°F) during the day, dropping to 11°C (52°F) at night, with the most rainfall of the year.
December in Marmaris can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Pick a month to see the average temperature, rainfall and sunshine in Marmaris - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Marmaris typically stay consistent throughout December, with daily highs averaging around 17°C (63°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 10°C (50°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Marmaris spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 49 years of weather observations in Marmaris between 1976 and 2025, these are the recorded extremes.
Find out more about the weather in Turkey and which places have the best travel conditions in this month. See all of Turkey in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
For Marmaris in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Marmaris climate overview or explore weather in Turkey.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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